Network Engineer

General Dynamics Information Technology • Washington, DC

38d • Onsite

About The Position

GDIT is seeking an experienced Network Engineer to join our team supporting mission-critical operations for the Department of Energy's National Nuclear Security Administration (NNSA). 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.

Requirements

• Bachelor's degree in Information Technology, Computer Science, or related field.
• 12+ years of professional experience in network engineering, infrastructure design, and systems troubleshooting.
• DOE Q or TS clearance required.
• 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.
• US Citizenship required.

Nice To Haves

• Previous experience working with the Department of Energy or similar federal agencies.
• Familiarity with Microsoft DNS and Unix BIND systems.
• Experience with DISA STIGs and other security frameworks required for federal compliance.

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.

Benefits

• 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.
• 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level