Leidos has a new and exciting opportunity for a Network Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).  Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.  Join us and make a difference in National Security!  

Are you a network-savvy problem solver who thrives in secure, high-stakes environments? We’re looking for a Network Engineer to help design, build, and fine-tune the backbone of our mission-critical systems. If you’re passionate about performance, security, and seamless connectivity, this is your chance to make a real impact.

Primary Responsibilities

Architect and deploy secure, high-performance network solutionsKeep our LANs running smoothly with hands-on administration and troubleshootingMonitor and optimize dataflow to reduce latency and boost throughputCapture and analyze network performance data to drive improvementsConfigure and integrate front-end and back-end systems for seamless communicationCollaborate on mission-driven network designs and architectureTranslate performance metrics into actionable system requirements

Basic Qualifications

A Master’s degree in Computer Science, Information Assurance, Information Security Systems Engineering, or a related discipline from an accredited college or university and six (6) years of relevant professional Network Engineering experience or, Bachelor’s degree + 8 years of experience. Candidates without a Bachelors or Masters Degree will be considered on a case by case basis and will require 12 or more years of hands-on Network Engineering experience.An Information Assurance Technical (IAT) level I baseline certification as defined by DoD 8570.01-M is required.Bachelor’s degree + 5 years of experience, or Master’s degree + 3 years of experience, or no degree + 10 years of hands-on Network Engineering experienceSolid grasp of secure network design, configuration, and maintenanceExperience with performance monitoring tools and data analysisAbility to optimize complex systems for speed and reliabilityIAT Level I certification (DoD 8570.01-M compliant)Clearance Requirement – Active TS/SCI with polygraph

Desired Qualifications:

Experience in classified or mission-critical environmentsFamiliarity with enterprise-scale architecture and secure communicationsStrong troubleshooting instincts and a proactive mindsetComfort working independently and collaboratively under pressureClear, concise documentation and communication skillsA passion for making networks faster, smarter, and more secure

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Come break things (in a good way). Then build them smarter.

We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.”

Original Posting:August 13, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $89,700.00 - $162,150.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.