Co-Founder / Founding Engineer — AI Startup with Global Impact (Flatiron)

Autonomously participate throughout all phases of the software development lifecycle while guiding Quantitative Researchers and Traders through the creation and implementation of automated system software solutions that leverage sophisticated statistical techniques and technologies. Analyze Quantitative Researchers and Traders needs and software requirements to determine feasibility of new features and enhance existing trading strategies by combining quantitative and programming expertise; leverage advanced mathematical techniques, experience with data analysis/data analysis technologies, and experience with object oriented programming skills (in C++, Java, or C#) to design, develop, and deliver high-performance production code, new features, and enhancements to existing trading strategies; research, design and develop heavily computational algorithms and technical design specifications; Find, investigate, and resolve user and application problems by developing best practices and technical solutions for the team; provide training for new procedures and develop an understanding of the relevant aspects of the business domain. Work with quantitative researchers and traders to develop new features and enhance existing trading strategies by combining quantitative and programming expertise; Focus on functional and numerical testing throughout the entire software development lifecycle; analyze user needs and software requirements to determine feasibility of design within time and cost constraints; Monitor the status and functionality of systems; Resolve technical problems and provide guidance on how to improve business and technology solutions by employing software coding and programming skills; modify existing software to correct errors, to adapt it to new hardware or to upgrade interfaces and improve performance; independently solve business problems and enhance and extend front, middle and back office business capabilities of the firm by contributing to the development of innovative, advanced, stable systems. REQUIREMENTS: Bachelor's degree, or foreign equivalent, in Computer Science, Engineering, Mathematics, Physics or related discipline providing strong quantitative and analytical skills, plus five (5) years of progressive experience utilizing Python, C++, C#, or Java OR Master's degree, or foreign equivalent, in Computer Science, Engineering, Mathematics, Physics or related discipline plus two (2) years of progressive experience utilizing Python, C++, C#, or Java. Contact: Email resume to: applytoSIG@sig.com and ref job code: 202505

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About the Position We are seeking a motivated IT Support Specialist to join our technology team. This role will provide technical support and system administration in an environment of over 150 users, with a focus on Microsoft 365, Azure AD, Intune MDM, Apple Business Manager, and general IT operations. The ideal candidate will be bilingual (Spanish/English), customer-oriented, and capable of handling daily IT support, cloud administration, security tasks, occasional on-call responsibilities, and occasional travel between Tijuana–San Diego sites. ________________________________________ Responsibilities • Provide technical support to ~150 end users (Windows, macOS, and mobile devices). • Manage user/group accounts, licensing, and access in Azure Active Directory and Office 365. • Administer Exchange Online, SharePoint Online, OneDrive, and Teams environments. • Configure and maintain Intune MDM policies and mobile/desktop device enrollments. • Manage Apple Business Manager for the iOS/macOS fleet. • Perform user onboarding and offboarding processes, ensuring compliance with security best practices. • Support and maintain the Barracuda Email Gateway to reduce phishing/spam incidents. • Provide support for Hikvision CCTV cameras and NVR infrastructure. • Apply networking fundamentals to troubleshoot connectivity issues (LAN/WAN, VPN, firewalls). • Maintain IT asset inventory and equipment labeling management. • Develop and maintain automation scripts in PowerShell and Bash. • Participate in on-call rotations and respond to critical IT incidents. • Collaborate with the IT team to continuously improve processes, security, and reliability. ________________________________________ Qualifications Required Skills and Experience • 2+ years of experience in IT support or system administration. • Bachelor’s degree in Computer Engineering or related field (required). • Solid knowledge of Azure AD, O365, Exchange Online, SharePoint, OneDrive. • Hands-on experience with Intune MDM and Apple Business Manager. • Familiarity with Barracuda Email Security Gateway. • General networking fundamentals (TCP/IP, DNS, DHCP, VPN, firewalls). • Knowledge of IT security best practices. • Experience with Hikvision CCTV systems (desirable). • Proficiency in PowerShell and Bash scripting. • Excellent problem-solving and communication skills. • Bilingual (Spanish/English) – required. • Availability for occasional site travel (Tijuana, San Diego). Certifications (desirable, not mandatory): • CompTIA A+ • CompTIA Network+ • CompTIA Security+ (preferred) • CCNA (preferred) • Microsoft Certified: Azure Administrator Associate (preferred) • Microsoft Certified: Azure Fundamentals ________________________________________ What We Offer • Competitive salary and benefits package. • Professional development opportunities and certification reimbursement. • A collaborative IT team supporting a growing organization. • Exposure to cloud systems, security, and enterprise-level IT.

• Collaborates with the development team and stakeholders to understand project requirements and specifications. Develop test plans, test strategies, and test cases to ensure comprehensive test coverage. • Execute manual and automated tests to verify software functionality, identify defects, and ensure adherence to quality standards. Perform functional, integration, regression, performance, and usability testing as necessary. • Document and track defects found during testing, and work closely with the development team to ensure timely resolution. Conduct root cause analysis and help identify corrective actions to prevent similar issues in the future • Develop and maintain automated test scripts using testing frameworks, tools, and programming languages • Set up and configure test environments, including hardware, software, and network configurations • Create and manage test data to ensure proper coverage and accuracy during testing. Identify and secure sensitive or confidential test data as required • Prepare and maintain test documentation, including test plans, test cases, test scripts, and test reports. Provide accurate and detailed reports on test results, metrics, and overall quality status to stakeholders. • Collaborate with cross-functional teams, including developers, business stakeholders, and business analysts, to ensure a shared understanding of requirements and quality expectations. Communicate effectively to provide feedback, raise concerns, and drive quality improvements. • Continuously evaluate and improve testing processes, methodologies, and tools to enhance efficiency, effectiveness, and overall quality. Stay updated with industry best practices, emerging technologies, and advancements in QA methodologies. • Promote a culture of quality within the organization by advocating for QA best practices, quality standards, and processes. Participate in code reviews, design discussions, and quality-related initiatives to ensure quality Master's Degree in CS of Information Technology required, plus minimum 24 months of relevant experience