Demo

Network Engineer Senior Principal

General Dynamics
Germantown, MD Full Time
POSTED ON 5/25/2026
AVAILABLE BEFORE 6/24/2026
Type of Requisition:
Regular

Clearance Level Must Currently Possess:
None

Clearance Level Must Be Able to Obtain:
None

Public Trust/Other Required:
None

Job Family:
IT Infrastructure and Operations

Job Qualifications:

Skills:
Communication Network, Network Configurations, Network Engineering, Networking
Certifications:
None
Experience:
10 years of related experience
ship Required:
Yes

Job Description:

Position Title: Network Engineer Sr Principal

Position Summary:
GDIT is seeking an experienced Network Engineer to join our team supporting mission-critical operations for our customer. In this role, you will design, implement, maintain, and troubleshoot complex network systems to ensure optimal performance, security, reliability, and scalability in a large-scale environment.

This is an exciting opportunity to apply your expertise in network infrastructure and security best practices to advance enterprise IT capabilities for critical government programs.

Responsibilities:
  • Infrastructure Design & Implementation: Design, build, and implement network systems for LAN, MAN, and WAN environments, ensuring they meet performance and scalability requirements.
  • System Monitoring & Troubleshooting: Monitor and diagnose network issues, performing root-cause analysis to address connectivity problems and optimize operations.
  • Traffic Analysis & Capacity Planning: Analyze network traffic patterns and provide capacity planning solutions to support infrastructure growth and performance improvements.
  • Vendor Coordination: Interface with vendor support services to ensure timely resolution of issues and proper escalation during outages or performance degradations.
  • System Configuration: Perform system-level design and configuration, determining hardware, operating systems, and platform specifications to meet operational requirements.
  • Quality Assurance: Evaluate and test new and existing network products and technologies, ensuring they align with organizational standards and quality protocols.
  • Network Operations Oversight: Provide technical assistance and oversight across all network operations, including LAN/MAN/WAN administration, security protocols, and systems integration.
  • Policy Input: Contribute to policy discussions by providing insights on standards, technical constraints, and budget considerations impacting network operations.
  • Testing & Optimization: Conduct routine testing and analysis of network hardware, communications systems, and connectivity components.
  • Performance Enhancements: Identify opportunities for network optimization and implement improvements to maximize system performance and security.
  • Documentation: Create and maintain detailed documentation for network configurations, processes, and procedures to support operational consistency.

Minimum Qualifications:
  • Education: Bachelor's degree in Information Technology, Computer Science, or related field.
  • Experience: 10 years of professional experience in network engineering, infrastructure design, and systems troubleshooting.
  • Security Clearance: DOE Q or TS clearance required.
  • Technical Expertise:
    • Deep knowledge of routers, switches, firewalls, wireless technologies, and network design principles.
    • Expertise in protocols like TCP/IP, VLAN, VPN, OSPF, and BGP.
    • Understanding of network security practices, including system hardening and compliance with organizational standards.

Preferred Qualifications:
  • DOE Experience: Previous experience working with the Department of Energy or similar federal agencies.
  • DNS & Configuration Expertise: Familiarity with Microsoft DNS and Unix BIND systems.
  • Compliance Standards: Experience with DISA STIGs and other security frameworks required for federal compliance.

Work Location: Germantown, MD

Citizenship: ship required.

Why Join GDIT?

At GDIT, your contributions help deliver solutions that ensure national security and operational excellence.
  • Professional Growth: Access internal mobility programs, paid certifications, and continuous learning opportunities to expand your career journey.
  • Comprehensive Benefits: Competitive compensation, health and wellness packages, 401(k) company match, and paid time off.
  • Collaborative Environment: Work alongside a diverse and innovative team that prioritizes teamwork and high-impact results.
  • Mission Impact: Support critical government programs by advancing enterprise IT infrastructure and modernizing essential functions.

Grow Your Career with GDIT
If you're passionate about designing and implementing secure, high-performing networks, join GDIT to apply your expertise and drive meaningful outcomes for cutting-edge technologies and federal IT operations.

#WeAreGDIT #NNSAITOPS

The likely salary range for this position is $142,792 - $184,000. 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 MD Germantown

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.

We are GDIT. A global technology and professional services company that delivers consulting, technology 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 capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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

Salary : $142,792 - $184,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Network Engineer Senior Principal?

Sign up to receive alerts about other jobs on the Network Engineer Senior Principal career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$141,102 - $168,742
Income Estimation: 
$194,188 - $238,415
Income Estimation: 
$141,102 - $168,742
Income Estimation: 
$194,188 - $238,415
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at General Dynamics

  • General Dynamics Virginia, MN
  • General Dynamics NASSCO is a proud member of the General Dynamics Marine Systems business unit. In addition to ship construction, our capabilities include ... more
  • 16 Days Ago

  • General Dynamics San Diego, CA
  • Job Posting End Date: Until Filled Shift: All Security Clearance: No Clearance required Who We Are General Dynamics NASSCO is one of three shipyards in the... more
  • 16 Days Ago

  • General Dynamics Middletown, RI
  • Basic Qualifications Bachelor's degree in Electrical or Computer Engineering, or a related Science, Engineering or Mathematics field, plus a minimum of 8 y... more
  • 1 Day Ago

  • General Dynamics North Kingstown, RI
  • Overview Job Description: The Technical Support Analyst position is responsible for supporting the machine shop and detail planning. Methods is also respon... more
  • 1 Day Ago


Not the job you're looking for? Here are some other Network Engineer Senior Principal jobs in the Germantown, MD area that may be a better fit.

  • MANTECH Chantilly, VA
  • MANTECH seeks a motivated, career and customer-oriented Principal Cyber Network Engineer to join our team in Chantilly, VA . In this role, you will expand ... more
  • 7 Days Ago

  • Virginia Tech Applied Research Corporation Arlington, VA
  • About Us VT-ARC, a technical services and applied research company, has built an organizational culture marked by four primary values: Teamwork, Integrity,... more
  • 24 Days Ago

AI Assistant is available now!

Feel free to start your new journey!