Network Engineer, Senior Principal

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: Communication Network, High Availability (Inactive), Network Automation, Routing and Switching, Virtual Desktop Infrastructure (VDI) Certifications: None Experience: 10 + years of related experience US Citizenship Required: Yes

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

MEANINGFUL WORK AND PERSONAL IMPACT As a Network Engineer, the work you’ll do at GDIT will be impactful to the mission of supporting national security, defense operations, and critical infrastructure protection. You will play a crucial role in designing, securing, and maintaining resilient network architectures that enable uninterrupted communication, real-time data sharing, and mission-critical system availability, ensuring that operational objectives are achieved efficiently and securely in dynamic and high-stakes environments. Design and architect scalable, secure voice, video, wireless, and data communication networks

Lead development of high-level and low-level network designs (HLD/LLD)

Deploy and integrate Cisco-based enterprise and data center solutions

Configure and support advanced technologies including BGP, OSPF, EIGRP, MPLS, VXLAN, and EVPN

Serve as a trusted technical advisor to stakeholders and senior leadership

Translate complex technical requirements into actionable strategies and architectures

Collaborate across multiple technical disciplines including security, cloud, and DevOps

Operate effectively in a fast-paced environment managing competing priorities

Troubleshoot and resolve complex network issues and perform root cause analysis

Identify and implement performance, reliability, and security improvements Develop automation solutions using Python, Ansible, or similar tools

What You’ll Need TO Succeed

• Bring your engineering expertise along with a drive for innovation to GDIT. The Network Engineer Sr Principal must have: Education: Bachelor of Arts/Bachelor of Science (or equivalent experience) Experience: 10+ years of related experience.

• Required Technical skills: Routing & switching (BGP, OSPF, EIGRP)

• LAN/WAN architecture and deployment

• Network monitoring and performance tools (SolarWinds, NetFlow, Wireshark).

• Firewalls, VPNs, QoS, load balancers

• Cisco platforms (Catalyst, Nexus, NGFW, ACI, Meraki)

• Certifications: Required CCNP/CCNA with equivalent expert level experience Cisco CCIE (preferred)

• Preferred Skills: SDN, Cisco Catalyst Center, ISE, Intersight

• Cloud networking (AWS, Azure, GCP)

• Network automation (Python, REST APIs, Ansible, Terraform)

• Zero Trust principles and security best practices

• Data center technologies (VXLAN, EVPN, ACI)

• Security clearance level: TS/SCI US citizenship required Role requirements: Strong communication and presentation skills

• Ability to engage with senior leadership and influence decisions

• Advanced problem-solving and analytical skills

• Location: On Customer Site

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 an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

#gditpriority #armajobs

The likely salary range for this position is $142,792 - $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%

T elecommuting Options: Onsite

Work Location: USA VA Newington

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