Mission Systems Network Engineer
Peraton
Chantilly, VA · Posted November 4, 2026
Just laid off? Start here: a plan for the first weeks
See every open role at Peraton
More in Virginia job market · Technology & Software · Engineering jobs
More roles at Peraton
Similar jobs
- Sr. Cloud Engineer · Mckesson · Richmond, VA
- Senior Network Architect SME - Top Secret Clearance REQUIRED · Akima Systems Engineering · Alexandria, VA
- Infrastructure Engineer (Active Secret Clearance) · Akima Systems Engineering · Alexandria, VA
- ALTED - Network/Systems Engineer 5 · Govcio · Fairfax, VA
- Senior Cloud Automation Engineer · Govcio · Arlington, VA
- Technical Lead/Platform Solutions Architect (FedD236) · Defense Unicorns · Springfield, VA
Where Chantilly, VA ranks
Where Chantilly, VA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Best cities for pay after cost of living in the Mid-Atlantic$192k · of 37
- #1Best cities for pay after cost of living in the Southeast$192k · of 33
- #1Best cities for pay after cost of living in Virginia$192k · of 15
- #2Best all-round cities for mid-career professionals in the Mid-Atlantic78 / 100 · of 37
- #4Best cities for mid-career professionals66% · of 100
- #5Best cities for engineering pay after cost of living$198k · of 94
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among computer network architects, AI is already used for some of the tasks. Measured exposure for computer network architects: 20% (some).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Peraton has filed 3 layoff notices in the last twelve months, covering 133 workers, most recently October 2026. These are public filings with state labor departments, and an open role can sit alongside them. See the filings
Skills this job asks for
Say which you have and which you want to build. We use it to match you to jobs like this one.
About the job
Peraton Overview
Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.
Responsibilities
Peraton is seeking a Mission Systems Network Engineer to support our Department of Defense (DoD) / Intelligence Community (IC) customers as part of a highly talented, highly motivated, and high-performing team.
As part of the engineering team, you will support an exciting program which involves the design, development, test, and deployment of an exciting and complex system in an Agile construct to contribute to mission success for a variety of stakeholders. Join us and be part of the next generation of innovators as we blaze a trail forward for our profession and company.
What you'll do:
Participate in Agile meetings (sprint planning, daily standups, sprint retrospectives, sprint reviews, etc.) and work in an Agile process to plan your work for future sprints and increments
Work with teams across Group and customers to understand cloud networking requirements for upcoming projects; develop and document Wide Area Networks (WANs) / Local Area Networks (LANs)
Provide support and guidance to the Tier teams on the identification, isolation and troubleshoot network anomalies.
Track network system build-out status, specify and configure firewalls, switches, and routers, and support other systems and network engineering tasks, as required.
Design and implement automation through scripting and other techniques to implement cloud network infrastructure and improve operational efficiencies.
Create network architectures and designs that are highly available and scalable for new tenant systems and solutions to meet defined requirements
Coordinate with tenant to fully understand incident reported including documenting incident details in ticketing tool, assign as appropriate, and track through completion.
Use state-of-the-art monitoring tools to gather insight and act upon results
Create network designs, implementation plans, operational documentation, and continual improvement of cloud network services
Evaluate and recommend potential cloud networking solutions for inclusion into customer cloud service offerings and application migration solutions; participate in the procurement of network devices.
Qualifications
Required qualifications:
An active Top Secret clearance with SCI eligibility and the ability to obtain or maintain a polygraph, if required.
Associate’s degree in engineering or computer technology and 7+ years of experience; OR bachelor’s degree in engineering or computer technology and 5+ years of network engineering experience; OR Master’s Degree and 3+ years of network engineering experience. An additional four (4) years of relevant experience will be considered in lieu of a bachelor’s degree.
Candidate must meet DoD 8140 intermediate requirements for a Network Operations Specialist work role at an advanced or above proficiency
Experience supporting designing, building, and maintaining networks in a classified environment.
Experience configuring VLANS, VPNs, firewalls/switches/routers (Cisco, Arista, Brocade, Juniper, Palo Alto, etc.), networking and using network management functions and tools
Direct experience in securing networks and maintaining up to date device software in accordance with DOD policies
Strong understanding of IP addressing and subnetting
3+ years of experience operating, maintaining, and troubleshooting DoD encryption and/or COMSEC equipment
Background in supporting software and/or network operations with a clear understanding of networking fundamentals
Desired qualifications:
Ability to effectively communicate with customers and technical staff
Experience working with UNIX and/or LINUX systems in a network environment.
Experience creating, modifying, and troubleshooting Ansible playbooks for system configuration and/or system sustainment activities (e.g. patching)
Strong problem solving and decision-making ability
You are detail and process oriented with the ability to multi-task, and work with minimal supervision
You have excellent interpersonal skills and the ability to collaborate effectively with management, the customer and user organizations across DoD
Benefits:
Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan
Target Salary Range $104,000 - $166,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.
Benefits Statement
Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits.
Application Statements The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity. Use of artificial intelligence (AI) tools of any kind during Peraton interviews is strictly prohibited unless the candidate has obtained prior written authorization. All interview responses must be the candidate’s own.
EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.