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Salary
$128k – $173k per year
Location
In office (Arlington)
Seniority
Senior · 5+ years exp
Visa
H-1B filings in 12 months: 21 · green card filings: 4
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 2, 2026. First seen by Alion on Oct 29, 2026. General Dynamics Information Technology scores A on the Alion truth index.

Overview
Company
Impact
Profile match
General Dynamics Information Technology, known as GDIT, is the technology services division of the defence contractor General Dynamics and one of the largest suppliers of IT to the United States federal government. It designs, builds and operates networks, cloud environments, cybersecurity and mission applications for defence, intelligence, homeland security and civilian agencies, work that requires a very large security-cleared workforce. The division roughly doubled in scale through the 2018 acquisition of CSRA, and has since concentrated on cloud migration, zero trust architecture and applying artificial intelligence inside accredited government environments.

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

LAN WAN, Network Engineering, Network Monitoring, Network Systems

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

Transform technology into opportunity as a Senior Network Engineer at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career.

GDIT is seeking a Senior Network Engineer to help support the JSP ETM-NG program at the Pentagon in Arlington, VA.

Selected candidate will support Shift: Sunday - Thursday (6:00am - 2:30pm).

Due to the nature of work this role entails, telecommuting is not allowed and will require full-time onsite support

Meaningful work and personal impact:

  • The Senior Network Engineer will play a crucial role in driving the success of multiple concurrent efforts.

  • Designs, plans, and builds communications networks.

  • Configure routers and switches, and firewalls for LAN and WAN systems and VPN concentrators with appropriate network engineering and communications protocols.

  • Coordinates LAN/WAN hardware/software improvements and/or enhancements.

  • Monitors the network utilizing industry leading technologies.

  • Provides innovative methods and technical solutions using the engineering design process.

  • Plans for implementation of enhancements.

  • Analyzes customer requirements and provides technical solutions to a wide range of difficult problems.

  • Performs maintenance and upgrade of networks including servers, routers, switches, firewalls, remote access systems, and networks.

  • Maintains network integrity and connectivity while ensuring compliance with policies and maintains system backup and recovery capability.

  • Coordinates the acquisition of hardware and software as well as subcontractor services as needed.

  • Creates plans and configure systems for data communication networks.

  • Evaluates new communications technologies to enhance capabilities of the network.

  • Maintains current knowledge of relevant technology as assigned.

  • Designs and builds the hardware and software components for computer or telecommunications networks.

  • Provides guidance and leadership to less-experienced network personnel.

What you’ll need to succeed (Required): Bring your program management expertise along with a drive for innovation to GDIT. The Senior Network Engineer must have:

  • Education: Bachelor’s Degree. An additional 4 years of experience may be substituted in leu of degree.

  • Experience: 5+ years of related experience.

  • Security clearance level: Active Top Secret required with the ability to obtain SCI.

  • Certifications: Current IAT Level II certification required. In addition, candidate must possess a current Networking Certification to include Brocade, Cisco (CCNA/CCNP), Juniper (JNCIA/JNCIS/JNCIP), or Aruba.

  • Role requirements: Hands-on experience/knowledge with Aruba networking systems required.

GDIT is your place. At GDIT, the mission is our purpose, and our people are at the center of everything we do.

  • Growth: AI-powered career tool that identifies career steps and learning opportunities.

  • Support: An internal mobility team focused on helping you achieve your career goals.

  • Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off.

  • Community: Award-winning culture of innovation and a military-friendly workplace.

Own your opportunity. Explore a career in program management at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your passion for the mission and delivering results.

The likely salary range for this position is $127,500 - $172,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

Less than 10%

Telecommuting Options:

Onsite

Work Location:

USA VA Arlington

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
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