Join GDIT and be a part of the team of men and women that solve some of the world’s most complex technical challenges. The Defense Threat Reduction Agency (DTRA) Defense Stockpile Management Systems (DSMS) support is searching for a Sr. Network Engineer to join their team in Fort. Belvoir, VA.

The Sr. Network Engineer is responsible for the design, implementation, maintenance, and security of enterprise LAN/WAN environments. This role ensures strict adherence to Department of War (DoW) cybersecurity and configuration-management standards, providing critical technical leadership, Operations & Maintenance (O&M), and continuous monitoring for mission-critical networks.

WHAT YOU WILL DO:

• Install, configure, and maintain multi-vendor routing/switching platforms (Cisco), VPN concentrators, and F5 load balancers. Design and implement network topologies, managing complex routing protocols including OSPF, EIGRP, BGP, and MPLS.
• Apply DoW STIG/SRG requirements to all network devices to maintain IAVA/IAVM compliance. Perform verification across HBSS modules and utilize enterprise automation tools to deploy secure baselines.
• Responsible for ensuring 99.7% network uptime across critical and strategic enclaves, driving cybersecurity compliance through rigorous STIG/IAVA applications, and leading Network engineering intiatives during complex migrations, hardware refreshes, and network outages.
• Design, plan, and execute enterprise network migrations, topology updates, and hardware refreshes (Cisco, Palo Alto, etc). Develop and maintain comprehensive network diagrams, rack elevations, and disaster recovery plans.
• Monitors the network utilizing industry leading technologies. Provides innovative methods and technical solutions using the engineering design process. Coordinates LAN/WAN hardware/software improvements and/or enhancements.
• Performs maintenance and upgrade of networks including servers, routers, switches, firewalls, remote access systems, and networks

• BA/BS or equivalent work experience and 10+ years of networking engineering experience

• Work experience with Network Protocols: WAN

  LAN, TCP

  IP, VPN, IPS/IDS, SNMP, STP, NTP, OSPF, EIGRP, BGP, MPLS, H.323/MGCP, SIP, VRF, IEEE 802.1x

  802.1q

• Work experience with Management & Security: SolarWinds, Remedy, Spectrum, Wireshark, ASDM, ASA, ISE, ESA, WSA, HBSS
• Certifications: CCNP Enterprise, CCNP Collaboration; CompTIA Security+ (Required for DoW 8570/8140 compliance).
• Security Clearance Required: Active Secret Clearance, Years of Experience

10 + years of related experience

• may vary based on technical training, certification(s), or degree Certification

CompTIA Security+ CE | CompTIA - CompTIA Travel Required

Less than 10% Citizenship

• 401K with company match
• Comprehensive health and wellness packages
• Internal mobility team dedicated to helping you own your career
• Professional growth opportunities including paid education and certifications
• Cutting-edge technology you can learn from and apply to solve real world problems
• Rest and recharge with paid vacation and holidays

GDITpriority

armajobs, The likely salary range for this position is $148,750 - $201,250. 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.

ARMA, a GDIT company, supports some of the most complex programs within Special Operations Forces (SOF)., Own your opportunity to support our nation’s defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure., 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.