Network Engineer Senior – TS/SCI required
GDIT· Defense IT· Oct 19, 2026 · 8d ago
Fort Lewis, WA
In office
Full-time
Senior
$94K–$127K
10+ years exp
Job description
Type of Requisition:
Regular
Clearance Level Must Currently Possess:
Top Secret/SCI
Clearance Level Must Be Able to Obtain:
Top Secret SCI + Polygraph
Public Trust/Other Required:
None
Job Family:
IT Infrastructure and Operations
Job Qualifications:
Skills:
Data Communication, Network Systems, Telecommunications Certifications:
None Experience:
10 + years of related experience US Citizenship Required:
Yes
Job Description:
Network Engineer Senior – TS/SCI Required
Make meaningful contributions that fuel critical outcomes for some of the most complex government, defense, and intelligence projects. Join GDIT as a Network Engineer Senior for a career where your growth is just as important as the mission you support.
As a Network Engineer Senior , the work you do at GDIT will be impactful, supporting the mission of the US Army Intelligence and Security Command (INSCOM). In this role, you will be responsible for leading and designing seamless networking solutions, deploying innovative technologies, and mentoring other team members, ensuring mission success.
MEANINGFUL WORK AND PERSONAL IMPACT
Installation, configuration, and support of an organization’s local area network (LAN), wide area network (WAN), Agency Internet Network (AIN), Intranet, and Internet, as well as other data communication systems or specific segments of a network system.
Maintaining network hardware and software for consistent and optimized performance.
Monitoring networks to ensure availability for all system users and performing necessary maintenance to maximize uptime.
Coordinating and implementing network security measures while leading and mentoring junior and mid-level network engineers.
Overseeing the network control center and providing support to ongoing network-related projects.
Managing the full spectrum of complex network designs that encompass multiple technologies within a single network.
Evaluating new network technologies and making recommendations to project managers regarding their integration.
Planning network configurations for optimal performance and integration, taking into account system performance characteristics and network interface specifications.
Ensuring adequate planning for hardware and communications facilities to support analysis, installation, and support of voice, video, and data communication systems.
Translating business requirements into telecommunications designs that include LAN, MAN, WAN, voice, and video solutions.
Designing and integrating new technologies into local and wide area networks, guiding users in formulating requirements, and leading feasibility studies.
Incorporating and transitioning new network designs, developing architecture and design documentation, and providing advanced troubleshooting of complex network issues.
Interacting with government stakeholders to address technical considerations and provide recommendations to resolve network-related problems.
Overseeing the technical integrity of deliverables associated with network engineering while communicating effectively with program personnel, government representatives, and senior executives.
WHAT YOU NEED TO SUCCEED:
Education: Bachelor’s Degree preferred
Experience: 12 years of related experience (may substitute equivalent experience in lieu of education)
Technical skills: Proven ability to mitigate risks, control costs, and manage large-scale, integrated projects effectively.
Reviewing and approving network engineering documentation to ensure processes and specifications meet user and network needs.
Coordinating network integration activities among multiple teams to ensure full coverage of all interfaces, while capturing designs in a standard interface control format.
Experience analyzing user requirements, high-level system architectures, and network performance indicators to develop appropriate network specifications.
Certifications: DoD 8570.01-M IAT Level II/8140 Computing Environment (CE) Certification required prior to support on contract.
IAT II 8570/8140 Baseline Certification: Security or equivalent.
Required Computing Environment Certification: Minimum of CCNA at start, with CCNP to be obtained within 180 days of start date (preference for candidates with CCNP on Day 1).
Security Clearance: TS/SCI required
Role Requirements: On-site support at the customer location.
Willingness to attain a CI Polygraph for specific positions as determined by the contract.
Position may require lifting of objects (i.e. IT Hardware), reaching/bending/kneeling (i.e. plug in cables) and other moderately strenuous activity
Travel may be required to support mission goals.
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 at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your ambition to deliver your best work.
#GDITINSCOM
#I2TS4
#GDITArmy
The likely salary range for this position is $93,500 - $126,500. 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:
10-25%
T elecommuting Options:
Onsite
Work Location:
USA WA Fort Lewis
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. GDIT typically provides new employees with 15 days of paid leave per calendar year to be used for vacations, personal business, and illness and an additional 10 paid holidays per year. Paid leave and paid holidays are prorated based on the employee’s date of hire. The GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees. 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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Benefits
Benefits detected in the listing.
Dental
Vision
401k
401(K)
Paid Time Off
Wellness