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Senior Network Administrator

Company: General Dynamics IT
Location: Home Office, Hom
Employment Type: Full Time
Date Posted: 08/10/2026
Job Categories: Engineering, Information Technology

Job Description

Senior Network Administrator
NETWORK ADMINISTRATOR SENIOR Advance how our customers operate while you advance your career. Join GDIT as a Network Administrator Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.MEANINGFUL WORK AND PERSONAL IMPACTAct as Alternate Network Team LeadEnsure stability, security, and efficient operation of Army enterprise network environments within the NETCOM Global Management Team (GMT).Provide advanced administration, monitoring, configuration, and troubleshooting of critical network infrastructure for the Army Enterprise Network and JRSS environments.Operate effectively within a hightempo 24/7/365 mission environment, supporting continuous operations.Lead highimpact incident response activities and coordinate restoration efforts.Maintain and secure boundary protection systems in accordance with DoW and Army cybersecurity standards.Collaborate with mission partners including DISA, RCCs, and RNECs/NECs.Manage routers, firewalls, load balancers, and related network services.Contribute to automation improvements that enhance operational efficiency.Maintain accurate technical documentation and ensure compliance with enterprise security mandates.Apply deep technical knowledge and strong diagnostic skills to support missioncritical systems.Mentor junior network administrators and support their technical development.Participate in engineering initiatives, enterprise planning sessions, and technical review activities.WHAT YOULL NEED TO SUCCEED Bring your technology expertise and drive for innovation to GDIT. The Network Administrator Senior must have: Education: Technical Training, Certification(s) or Degree Experience: 5+ years of related experience Technical skills:Experience supporting DoWINArmy or DoW enterprise networking environmentsMastery of enterprise routing and switching (OSPF, BGP, VRRP/HSRP)Strong experience with Cisco, Juniper, Palo Alto, or other Armyutilized platformsWorking knowledge of DISA STIGs, RMF, ACAS, and Army cybersecurity complianceDoW 8140 certification, such as; Security+, CASP, or SecurityX, or CCNANetworking certification such as; JNCIS, JNCIA, JNCIS-ENT, JNCIP, or CCNP preferred Security clearance level: Top Secret/SCI (or TS with the ability to obtain SCI) Role requirements: Ability to support global maintenance windows and afterhours operational needs Ability to work onsite or hybrid depending on mission requirements Capability to operate effectively in a 24/7 missioncritical environment Strong troubleshooting, communication, and analytical skills GDIT IS YOUR PLACEAt 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 workplaceOWN YOUR OPPORTUNITYExplore an enterprise IT career at GDIT and youll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

Contact Information

Company Name: General Dynamics IT
Website: https://www.gdit.com/careers/job/fa...

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