Infrastructure Operations Manager

Engineer Solutions that Empower Students  Are you passionate about technology, troubleshooting, and making an impact in education? MasteryPrep is seeking a Technical Support Engineer to provide high-quality support to both internal teams and external users, ensuring seamless operations across our technology platforms. Join a team dedicated to using technology to empower educators and students nationwide. In this role, you will serve as a key technical resource for our customers, troubleshooting and resolving complex issues across full-stack web applications. You’ll use modern developer tools, databases, and reporting systems to diagnose problems, ensure smooth integrations, and deliver timely solutions. This hands-on position involves collaborating closely with development, QA, and product teams to reproduce and resolve defects, maintaining application stability, and driving continuous improvement. Success in this role requires both strong technical expertise and clear, empathetic communication, ensuring that every customer interaction leads to a reliable and positive experience. Key Responsibilities: Serve as the primary point of escalation for customers issues, addressing their technical inquiries and issues related to full-stack technologies. Provide timely troubleshooting and resolution of customer-reported bugs in web applications built with TypeScript and React. Diagnose and resolve database-related issues in PostgresSQL and Firestore, ensuring data integrity and performance optimization. Document, track, and escalate customer-reported bugs using Gitlab. Collaborate with development teams to reproduce, diagnose, and resolve software defects Lead maintenance engineering. Work closely with cross-functional teams, including development, QA, and product management, to resolve complex technical issues. Communicate effectively with customers, providing updates on the status of their requests and issues in a clear and timely manner. Gather feedback from customers to improve the support process and contribute to product enhancements. About MasteryPrep Nearly 90% of low-income students graduate high school without a college-ready ACT or SAT score. MasteryPrep’s mission is to level the playing field in education by offering the most effective test preparation available – made accessible to all students.  Through more than 10 successful years of partnering with school districts and institutions on college readiness services and resources, MasteryPrep has surpassed one million students served since the company’s founding in 2012.  MasteryPrep increased its student outreach by 70 percent in 2021 and is ranked among the Inc. 5000 “Fastest Growing Companies,” featured by “Entrepreneur 360,” and selected among the “Growth Leaders” by Louisiana Economic Development. Requirements Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience) 2+ years experience as a full-stack engineer Strong knowledge of Google Firestore, PostgreSQL, TypeScript, JaveScript, and React Experience with SSO,  specifically with Security Assertion Markup Language (SAML) protocols Proficient in integrating Learning Tools Interoperability (LTI) standards  Skilled in integrating with Student Information Systems (SIS)  Familiarity with rostering and integration services in education technology (e.g., Clever, ClassLink, Schoology) Excellent problem-solving and troubleshooting skills Ability to work independently and as part of a team in a fast-paced environment Strong communication and collaboration skills Familiarity with compliance standards such as FERPA, COPPA or PCI DSS preferred Knowledge of secure coding practices and application security testing techniques preferred Benefits $75,000-$85,000 starting salary based on qualifications  Opportunity to work with cutting-edge technologies in a collaborative environment Flexible work hours and remote work environment Professional development opportunities and reimbursement for certifications and training  Company-sponsored social events and team-building activities Employee benefits eligibility (health, disability, AD&D, life insurance) Matching 401k Paid time off Generous paid holidays

Celsius, based in Boca Raton, FL, is a global consumer packaged goods company with a proprietary, clinically proven formula for its master brand CELSIUS®, a lifestyle energy drink brand born in fitness and a pioneer in the rapidly growing energy category. Celsius Holdings, Inc. also includes Alani Nu, a premium active nutrition and better-for-you brand, further expanding our reach across the health and wellness space. At Celsius, we pride ourselves in providing our employees with a culture and atmosphere of inclusiveness that challenges individuals to be thought leaders, innovators, and game changers—as every employee is an owner of the CELSIUS® brand upon joining the organization. Ready to energize your career? Join a team that’s pushing boundaries and redefining what it means to LIVE FIT. Position Overview Celsius Holdings, Inc is seeking a Cybersecurity Analyst to join our Information Technology team. Reporting to the SVP of IT Security and Infrastructure, the Cybersecurity Analyst will be responsible for safeguarding the company’s information systems, data, and network infrastructure. This role plays a critical part in monitoring, detecting, and responding to security threats while ensuring compliance with industry standards and regulatory requirements. Responsibilities Monitor network traffic, system alerts, and logs to detect and respond to suspicious or malicious activity. Assist in conducting vulnerability assessments, penetration tests, and security audits to identify risks and propose remediation strategies. Monitor endpoint protection, firewalls, intrusion detection/prevention systems, and other security tools. Support incident response activities, including investigation, containment, eradication, and recovery. Maintain and update security policies, standards, and procedures to align with compliance frameworks (e.g., SOX, GDPR, HIPAA). Collaborate with IT and business units to ensure secure configurations, access controls, and data protection mechanisms. Review Third Party SOC reports and perform annual reviews. Perform security awareness testing and training for employees and provide guidance on best practices. Document, escalate, and report security incidents and vulnerabilities to management. Document emerging cyber threats, vulnerabilities, and security technologies. Assist in vendor risk management by evaluating third-party security practices. Participate in tabletop exercises, business continuity and disaster recovery planning from a security perspective. Requirements Bachelor’s degree in Cyber Security, Information Technology, Computer Science, or a related field. Minimum 2–5 years of experience in cyber security or related IT security fields. Proven experience as a Cybersecurity Analyst, Security Engineer, or similar role. Certified A+ or Networking+ required. Strong understanding of security frameworks and standards such as NIST, ISO 27001, and CIS Controls. Hands-on experience with SIEM, IDS/IPS, endpoint security, and vulnerability management tools. Knowledge of networking protocols, firewalls, and cloud security (AWS, Azure, or GCP). Experience with incident response, forensic investigation, and threat intelligence. Strong communication skills with the ability to convey technical concepts to non-technical stakeholders. Detail-oriented, analytical, and equipped with robust problem-solving skills. Familiarity with SOX, PCI-DSS, and other regulatory compliance requirements. Relevant certifications (e.g., CompTIA Security+, CEH, CISSP, CISM, or GIAC) strongly preferred. Experience with scripting languages (Python, PowerShell, Bash) is a plus. Familiarity with SDLC and secure coding practices, preferred. Benefits Comprehensive Medical, Dental & Vision benefits Long- and short-term disability Life insurance 10 Vacation days per year, subject to accrual policy 11 Company paid holidays 401(k) with Company match Identity theft and legal services The base salary range for this position is dependent on experience and location. The final offer will be determined based on job-related knowledge, skills, and qualifications. This position may be eligible for other compensation, including bonuses and Restricted Stock Units (subject to company plans). We promptly review all applications. Highly qualified candidates will be contacted for interviews. Colorado Applicants: Applications are accepted on an ongoing basis until the position is filled. CELSIUS Holdings, Inc., celebrates diversity and is committed to creating an inclusive environment for all employees. We provide equal employment opportunities (EEO) to all applicants without regard to race, ethnicity, religion, gender identity, sexual orientation, disability status, or any other characteristic protected by applicable laws. If you require accommodations during the application process, please reach out to careers@celsius.com. The above information has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications required of employees assigned to this job.

Provide end-to-end delivery and operational performance of network services supporting DoD missions across IL4/5/6 environments. The SDM owns SLAs/SLOs, service governance, compliance alignment, vendor performance, and continuous improvement across data center, campus/branch, WAN/SD WAN, boundary security, and cloud connectivity. This role coordinates cross functional teams (Routing/Switching, Boundary Security, Platform, Cyber, Field Ops, Vendors) to deliver reliable, secure, and cost-effective services Establish the service vision, charter, and roadmap aligned to agency objectives and portfolio priorities Lead Service Governance (CAB/CCB/ARB participation) balancing velocity, reliability, and security; maintaining decision records and traceability Define and maintain network service policies, operating level agreements (OLAs), underpinning contracts (UCs), and escalation matrices Own Service Catalog entries for network services (definitions, owners, SLAs/SLOs, dependencies, support model, runbooks) Coordinate readiness for new/changed services (support model, staffing, monitoring/alerting, KPIs, DR/backup, ATO evidence, handover) Forecast demand and plan capacity (circuits, bandwidth, ports, licenses, spares, staff) to meet growth and seasonal mission loads Manage budgets, cost to serve, and chargeback/show back; deliver monthly variance analyses and optimization recommendations Chair/drive change quality: peer reviews, pre implementation checks, maintenance windows, freeze periods, and rollback validation Ensure deployments meet readiness gates (approvals, testing, monitoring, comms) and verify post change health and user impact Ensure high quality first response (Own P1/P2 Major Incident bridges, communications, and stakeholder updates through restoration Drive RCA with durable corrective actions; track aging and verify effectiveness Manage availability targets, error budgets, technical debt, and resiliency patterns (path diversity, ECMP, QoS policy hygiene) Maintain service continuity and DR plans; schedule and document periodic tests (RTO/RPO attainment) Align operations to DoD RMF, NIST SP 800 53/37, and DISA STIGs; steward POA&M items to closure Support ATO/cATO sustainment (control inheritance, artifacts, evidence collection) and apply Zero Trust operating principles Ensure data handling, identity/access, and audit logging meet policy; coordinate with Cyber/Blue Team on detections and after-action improvements Manage third party performance to underpin SLAs (circuits, managed services, hardware/software support); drive remediation plans where needed Validate vendor change participation, runbooks, notifications, and contribution to incidents/RCAs Provide daily/weekly/monthly performance reporting (site/service availability, SLO attainment, MTTA/MTTR, change success rate, incident induced change rate, capacity/utilization, ticket backlog aging, CSAT/NPS) Run MBRs/QBRs with stakeholders; publish dashboards and executive summaries with trend analysis and actions Lead a matrixed team of controllers/engineers/analysts; set objectives, staffing plans, training paths, and on call rotations Maintain runbooks, playbooks, KEDB, service standards, and knowledge articles; drive cross training and succession depth Other duties as assigned Requirements Education/Training:  Bachelor’s Degree in relevant engineering or science discipline required Master’s Degree preferred Must have, or obtain within 6 months of start date, current DoD 8570 or 8410 compliant certifications (i.e. Security+) ITIL v4 Foundation Certification preferred PMP or PMI certification preferred Lean Six Sigma Green Belt preferred AWS Advanced Networking – Specialty (or equivalent) or Azure Network Engineer Associate (AZ 700) preferred Experience: 12+ years of professional experience in the required task area  5+ years of professional experience as an IT Service Delivery Manager or similar role 1+ years of professional experience working in a management or leadership role Experience, knowledge of, or exposure to delivering and/or managing IT Service Delivery within several large and complex organizations across government and commercial environments In-depth understanding of ITIL framework and best practices, including incident management, problem management, change management, and service release management Proven ability to manage budgets, vendor contracts, and executive reporting Familiarity with enterprise network architectures (data center, campus/branch, WAN/SD WAN, boundary security), observability concepts (telemetry, logs/metrics/flows), and RMF/STIG operating constraints in IL4/5/6 environments Security: Must be a US citizen Candidate must be in possession of a minimum DoD issued Secret Clearance and eligibility for TS/SCI Candidates with active current TS/SCI preferred Physical Requirements: Able to occasionally reach with hands and arms Prolonged periods of computer screen use, while sitting or standing at a desk Adhere to safety protocols when in work areas requiring use of PPE (e.g. eyewear, gloves, masks, hearing protection, steel toed shoes, etc.) Able to safely lift and carry up to 20 pounds at a time Benefits Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k, IRA) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation, Sick & Public Holidays) Short Term & Long Term Disability Training & Development Wellness Resources Salary: $150,000.00 - 180,000.00 Salary rates for this position are competitive and commensurate with experience and industry standards. We offer a comprehensive benefits package that may include health insurance, paid time off, and retirement savings options.

Ensure consistent, reliable, and efficient IT delivery service within a technical domain Ensure consistent, high-quality service and drive continuous improvement through standardizing management practices, measuring team efficiency, and fostering ongoing team development Act as the primary point of contact for leadership regarding performance of IT service delivery quality within a technical domain in design, transition, deployment, and operational support Oversee the end-to-end delivery of IT service quality within the Desktop User Experience domain Monitor, manage, enhance and report on IT service performance against agreed SLAs, and KPIs Foster a culture of continuous improvement and knowledge sharing within the team Ensure the team has the necessary skills and resources to deliver excellent service Oversee the resolution of major incidents and problems impacting service delivery Coordinate internal IT teams to drive root cause analysis, After Action reports, and remediation solutions Understand, evangelize, and enforce service delivery lifecycle principles envisioning, design, plan, stabilize and deploy phases Collaborate with the Change Management team to ensure changes to IT services are implemented in the most effective and efficient manner, and with minimal disruption to the business Identify opportunities for service improvement and drive initiatives to enhance service quality, efficiency, and cost-effectiveness Provide regular reports on IT service performance to senior management and business stakeholders Manage relationships with key IT vendors, ensuring they deliver services according to agreed contracts and SLAs Contribute to the development and management of the IT service delivery budget. Track and control service delivery costs Be aware of the financial health of assigned projects, including budget management, forecasting, and variance analysis Oversee and actively participate in operations maintenance and sustainment activities Optimize the allocation and utilization of operational resources, identifying opportunities to improve efficiency and reduce costs Other duties as assigned Requirements Education/Training:  Bachelor’s Degree in relevant engineering or science discipline required Master’s Degree preferred Must have, or obtain within 6 months of start date, current DoD 8570 or 8410 compliant certifications (i.e. Security+) ITIL v4 Foundation Certification preferred PMP, or PMI certification preferred AWS Cloud Practitioner or Azure Fundamentals (AZ 900) preferred Experience: 10+ years of professional experience in the required task area  5+ years of professional experience as an IT Service Delivery Manager or similar role 1+ years of professional experience working in a management or leadership role Experience, knowledge of, or exposure to delivering and/or managing IT Service Delivery within several large and complex organizations across government and commercial environments In-depth understanding of ITIL framework and best practices, including incident management, problem management, change management, and service release management Experience with service management tools (e.g., ServiceNow, BMC Remedy) Experience with and exposure to technology services within the Service Infrastructure domain, to include: o  Linux and Windows Servers o  Server Virtualization o  Cloud Infrastructure o  Storage Infrastructure o  DevOps and Automation o  Management and Orchestration Tooling o  Identity, Credentials, and Access Management Security: Must be a US citizen Candidate must be in possession of a minimum DoD issued Secret Clearance and eligibility for TS/SCI Candidates with active current TS/SCI preferred Physical Requirements: Able to occasionally reach with hands and arms Prolonged periods of computer screen use, while sitting or standing at a desk Adhere to safety protocols when in work areas requiring use of PPE (e.g. eyewear, gloves, masks, hearing protection, steel toed shoes, etc.) Able to safely lift and carry up to 20 pounds at a time Benefits Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k, IRA) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation, Sick & Public Holidays) Short Term & Long Term Disability Training & Development Wellness Resources Salary: $150,000.00 - 180,000.00 Salary rates for this position are competitive and commensurate with experience and industry standards. We offer a comprehensive benefits package that may include health insurance, paid time off, and retirement savings options.

Oversee end-to-end delivery and operational performance of application services supporting DoD missions Coordinate cross functional teams (App Dev, DB, Platform, Cyber, Network, Field Ops, Vendors) to deliver reliable, secure, and cost-effective services Establish the service vision, charter, and roadmap aligned to agency objectives and portfolio priorities Lead Service Governance (CAB/CCB/ARB participation) to balance velocity, reliability, and security; maintain decision records and traceability Define and maintain service policies, operating level agreements (OLAs), underpinning contracts (UCs), and escalation matrices Own the Service Catalog entries for application services (definitions, owners, SLAs/SLOs, dependencies, support model, runbooks) Coordinate readiness for new or changed services (support model, staffing, monitoring/alerting, KPIs, DR/backup, ATO artifacts, handover) Forecast demand and plan capacity (computer, storage, licenses, staff) to meet growth and seasonal mission loads Manage budgets, cost to serve, and chargeback/show back; deliver monthly variance analyses and optimization recommendations Chair/drive change quality: pre implementation reviews, maintenance windows, freeze periods, and rollback validation Ensure releases meet readiness gates (approvals, testing, monitoring, comms) and verify post change health Own P1/P2 Major Incident bridges, communications, and stakeholder updates through resolution Ensure first response quality (MTTA), restoration (MTTR), user experience impact tracking, and formal post incident reviews Drive RCA with durable corrective actions; track aging and effectiveness checks Manage availability targets, error budgets, technical debt, and resiliency patterns (graceful degradation, retries, circuit breakers) Maintain service continuity, DR plans, and evidence of periodic tests (RTO/RPO attainment) Align service operations to DoD RMF, NIST SP 800 53/37, and DISA STIGs; steward POA&M items to closure Support ATO/cATO sustainment (control inheritance, artifacts, evidence collection) and apply Zero Trust operating principles Ensure data handling, identity/access, and audit logging meet policy; coordinate with Cyber/Blue Team on detections and after-action improvements Manage third party performance to underpin SLAs; negotiate improvements or remediation plans Validate vendor runbooks, maintenance notifications, and participation in incidents/RCAs Provide daily/weekly/monthly performance reporting (availability, SLO attainment, MTTA/MTTR, change success rate, incident induced change rate, ticket backlog aging, CSAT/NPS) Run MBRs/QBRs with stakeholders; publish dashboards and executive summaries with trend analysis and actions Lead a matrixed team of controllers/analysts/engineers; set objectives, staffing plans, training paths, and on call rotations Maintain runbooks, playbooks, KEDB, service standards, and knowledge articles; drive cross training and succession depth Other duties as assigned Requirements Education/Training:  Bachelor’s Degree in relevant engineering or science discipline required Master’s Degree preferred Must have, or obtain within 6 months of start date, current DoD 8570 or 8410 compliant certifications (i.e. Security+) ITIL v4 Foundation Certification preferred Relevant Technical Certifications (Azure Administrator Associate, AWS, etc.) preferred Experience: 12+ years of professional experience in the required task area  5+ years of professional experience as an IT Service Delivery Manager or similar role 1+ years of professional experience working in a management or leadership role Experience, knowledge of, or exposure to delivering and/or managing IT Service Delivery within several large and complex organizations across government and commercial environments In-depth understanding of ITIL framework and best practices, including incident management, problem management, change management, and service release management Proven ability to manage budgets, vendor contracts, and executive reporting Familiarity with application architectures (web tiers, APIs, microservices/containers), observability concepts (APM, logs/metrics/traces), and security controls in IL4/5/6 environments Security: Must be a US citizen Candidate must be in possession of a minimum DoD issued Secret Clearance and eligibility for TS/SCI Candidates with active current TS/SCI preferred Physical Requirements: Able to occasionally reach with hands and arms Prolonged periods of computer screen use, while sitting or standing at a desk Adhere to safety protocols when in work areas requiring use of PPE (e.g. eyewear, gloves, masks, hearing protection, steel toed shoes, etc.) Able to safely lift and carry up to 20 pounds at a time Benefits Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k, IRA) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation, Sick & Public Holidays) Short Term & Long Term Disability Training & Development Wellness Resources Salary: $150,000.00 - 180,000.00 Salary rates for this position are competitive and commensurate with experience and industry standards. We offer a comprehensive benefits package that may include health insurance, paid time off, and retirement savings options.

Ensure consistent, reliable, and efficient cybersecurity service delivery within a technical domain Ensure high-quality service and drive continuous improvement through standardized management practices, measuring team efficiency, and fostering ongoing team development Act as the primary point of contact for leadership regarding the performance of IT and cybersecurity service delivery in design, transition, deployment, and operational support Demonstrate strong leadership, interpersonal, and management skills along with a solid understanding of technology services within the Desktop User Experience technical domain Oversee the end-to-end delivery of IT service quality within the Desktop User Experience domain Monitor, manage, enhance and report on IT service performance against agreed SLAs, and KPIs Foster a culture of continuous improvement and knowledge sharing within the team. Ensure the team has the necessary skills and resources to deliver excellent service Oversee the resolution of major incidents and problems impacting service delivery Coordinate internal IT teams to drive root cause analysis, After Action reports, and remediation solutions Understand, evangelize, and enforce service delivery lifecycle principles envisioning, design, plan, stabilize and deploy phases Collaborate with the Change Management team to ensure changes to IT services are implemented in the most effective and efficient manner, and with minimal disruption to the business Identify opportunities for service improvement and drive initiatives to enhance service quality, efficiency, and cost-effectiveness Provide regular reports on IT service performance to senior management and business stakeholders Manage relationships with key IT vendors, ensuring they deliver services according to agreed contracts and SLAs Contribute to the development and management of the IT service delivery budget. Track and control service delivery costs Maintain awareness of the financial health of assigned projects, including budget management, forecasting, and variance analysis Oversee and actively participate in operations maintenance and sustainment activities Optimize the allocation and utilization of operational resources, identifying opportunities to improve efficiency and reduce costs Other duties as assigned Requirements Education/Training:  Bachelor’s Degree in relevant engineering or science discipline required Master’s Degree preferred Must have, or obtain within 6 months of start date, current DoD 8570 or 8410 compliant certifications (i.e. Security+) ITIL v4 Foundation Certification preferred Relevant Technical Certifications (Azure Administrator Associate, AWS, etc.) preferred Experience: 12+ years of professional experience in the required task area  5+ years of professional experience as an IT Service Delivery Manager or similar role 1+ years of professional experience working in a management or leadership role Experience, knowledge of, or exposure to delivering and/or managing IT Service Delivery within several large and complex organizations across government and commercial environments In-depth understanding of ITIL framework and best practices, including incident management, problem management, change management, and service release management Experience with service management tools (e.g., ServiceNow, BMC Remedy) Working knowledge and understanding of the following technical areas: Microsoft 365 (M365) Email and Collaboration Virtual Desktop Infrastructure (VDI) and Azure Virtual Desktop (AVD Windows Client Operating Systems Desktop Management Client-side Application Management Mobile Device Management (MDM File & Print Services Security: Must be a US citizen Candidate must be in possession of a minimum DoD issued Secret Clearance and eligibility for TS/SCI Candidates with active current TS/SCI preferred Physical Requirements: Able to occasionally reach with hands and arms Prolonged periods of computer screen use, while sitting or standing at a desk Adhere to safety protocols when in work areas requiring use of PPE (e.g. eyewear, gloves, masks, hearing protection, steel toed shoes, etc.) Able to safely lift and carry up to 20 pounds at a time Benefits Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k, IRA) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation, Sick & Public Holidays) Short Term & Long Term Disability Training & Development Wellness Resources Salary: $150,000.00 - 180,000.00 Salary rates for this position are competitive and commensurate with experience and industry standards. We offer a comprehensive benefits package that may include health insurance, paid time off, and retirement savings options.