Senior Network Engineer

Description

Summary: Leidos is seeking a Senior Network Engineer to join an elite team supporting mission-critical national security programs, working at the forefront of cybersecurity and advanced analytics. Highlights: 1. Lead advanced network troubleshooting and problem resolution. 2. Design and implement scalable, secure network architectures. 3. Mentor junior engineers and ensure engineering excellence. Apply Now Description Here’s a more engaging, candide-focused version of your job description with stronger positioning, clearer impact, and a more compelling tone: Senior Network Engineer Leidos – Nional Security Sector | Cyber & Analytics Business Area Make an Impact Where It Mters Most Leidos is seeking a Senior Network Engineer to join our elite team supporting mission-critical nional security programs. In this role, you’ll work the forefront of cybersecurity, network engineering, and advanced analytics—helping defend and enable some of the nion’s most vital operions. Our Cyber & Analytics Business Area (CABA) brings together experts in Security Engineering, Computer Network Operions (CNO), SIGINT, Mission Software, and Cryptographic Key Management. If you’re looking for meaningful work, cutting-edge challenges, and a team th values innovion and expertise—you’ll find it here. Why Join Leidos? We believe gre work starts with supporting our people. Th’s why we offer: Competitive compension & 401(k) with 6% mch (immedie vesting) Generous PTO + 11 paid holidays Flexible work schedules (no travel required for this role) Paid parental leave Educion, training, and certificion support Technical upskilling & career growth opportunities Employee stock purchase plan At Leidos, your growth is part of our mission. Wh You’ll Do As a Senior Network Engineer, you’ll play a key role on a high-visibility, fast-paced program supporting multiple organizions from a centralized environment. You’ll tackle complex challenges, influence network stregy, and mentor the next generion of engineers. Your responsibilities will include: Leading advanced network troubleshooting and problem resolution Analyzing and optimizing network performance, lency, and throughput Designing and implementing scalable, secure network architectures Working with technologies such as: Routing protocols & BGP Policy-based routing & traffic shaping IPSec tunneling & NAT Firewalls, load balancing, and WAN optimizion Evaluing and integring emerging networking technologies Collaboring with cross-functional teams to deliver mission-driven solutions Mentoring junior engineers (Levels 0–2) and ensuring engineering excellence Wh You Bring 12–15 years of network engineering experience (or equivalent expertise) Bachelor’s degree in a technical field (or 5 additional years of experience in lieu of degree) Strong experience in network design, optimizion, and security CCNA and CCNP certificions required Proven ability to lead technical efforts and mentor teams Security Clearance Requirement: Active TS/SCI with Polygraph (required) Why This Role Stands Out Work on a mission-critical program with real-world impact Join a tight-knit, highly skilled team in a collaborive environment Gain exposure to advanced technologies and high-level decision-making Enjoy stability, growth, and purpose—all in one role Ready to take your career to the next level? Join Leidos and help shape the future of nional security. 👉 Apply today careers.leidos.com If you want, I can tailor this further for a specific audience (e.g., cleared candides, passive LinkedIn prospects, or internal referrals) or shorten it for a job board. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the stus quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already step 30 — and moving faster than anyone else dares. Original Posting: May 4, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipes th this job requisition will remain open for least 3 days with an anticiped close de of no earlier than 3 days after the original posting de as listed above. Pay Range: Pay Range $116,350.00 - $210,325.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compension or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, educion, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market da, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovions. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximely $16.7 billion for the fiscal year ended January 3, 2025. For more informion, visit www.Leidos.com. Pay and Benefits Pay and benefits are fundamental to any career decision. Th's why we craft compension packages th reflect the importance of the work we do for our customers. Employment benefits include competitive compension, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available www.leidos.com/careers/pay-benefits. Securing Your Da Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-reled informion during any part of the employment applicion process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communice with you through emails th are genered by the Leidos.com automed system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhsApp, Telegram, etc. If you received an email purporting to be from Leidos th asks for payment-reled informion or any other personal informion (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediely by emailing us LeidosCareersFraud@leidos.com. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission. Commitment to Non-Discriminion All qualified applicants will receive considerion for employment without regard to sex, race, ethnicity, age, nional origin, citizenship, religion, physical or mental disability, medical condition, genetic informion, pregnancy, family structure, marital stus, ancestry, domestic partner stus, sexual oriention, gender identity or expression, veteran or military stus, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. Apply Now