Network Engineer SME

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

We are seeking a Network Engineer Subject Matter Expert (SME) to provide technical leadership and architectural oversight for a mission-critical defense program supporting operations in Oahu, Hawaii. This individual will serve as the senior authority for enterprise network design, integration, cybersecurity compliance, modernization initiatives, and operational sustainment across classified and unclassified environments.

The ideal candidate combines deep technical expertise with strategic vision and the ability to lead engineering teams in high-availability, mission-focused environments.

Key Responsibilities

• Design, implement, and maintain secure, resilient, and scalable enterprise network architectures.
• Oversee integration of network infrastructure supporting C5ISR, cloud, hybrid, and tactical environments.
• Develop roadmaps for modernization, automation, and performance optimization.
• Provide technical direction to network engineers, cybersecurity engineers, and system administrators.
• Review and approve network designs, configurations, and change requests.
• Lead root cause analysis for complex network incidents and outages.
• Ensure high availability and disaster recovery capabilities are implemented and tested.
• Ensure compliance with DoW cybersecurity requirements (e.g., RMF, STIG implementation, zero trust principles).
• Support ATO processes, vulnerability remediation, and audit readiness.
• Architect solutions that meet classified network requirements and cross-domain solutions.
• Oversee network sustainment activities, lifecycle management, and hardware/software refresh planning.

Required Qualifications

• Active Top Secret clearance (SCI eligibility strongly preferred).
• Bachelor's degree in Network Engineering, Computer Science, Information Systems, or related field (Master's preferred).
• 15+ years of progressive experience in enterprise network engineering.
• Deep expertise in:
  • Enterprise routing and switching (BGP, OSPF, MPLS, SD-WAN)
  • Layer 2/Layer 3 network architecture design
  • Firewall architectures and segmentation
  • VPN technologies and secure remote access
  • Network monitoring and performance management tools
• Experience supporting classified environments (SIPR, JWICS, or equivalent).
• Strong understanding of:
  • Risk Management Framework (RMF)
  • Zero Trust Architecture
  • Network segmentation and micro-segmentation
  • Cross-domain solutions
• Relevant certifications such as:
  • CCIE (preferred)
  • CISSP
  • CASP+
  • CCNP Enterprise (minimum)

Preferred Qualifications

• Experience supporting INDOPACOM or Pacific-based defense operations.
• Experience designing hybrid cloud network architectures (AWS GovCloud, Azure Government).
• Familiarity with software-defined networking (SDN) and network automation (Ansible, Python).
• Experience with satellite communications (SATCOM) and tactical edge networking.
• ITIL v4 certification or familiarity with service management frameworks.

GDIT IS YOUR PLACE

• 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.

The likely salary range for this position is $147,292 - $199,278. 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: None

Telecommuting Options: Onsite

Work Location: USA HI Honolulu

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.