Senior Network Administrator

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.

About the role

• Act as Alternate Network Team Lead
• Ensure 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 high-tempo 24/7/365 mission environment, supporting continuous operations
• Lead high-impact incident response activities and coordinate restoration efforts
• Maintain and secure boundary protection systems in accordance with DoD 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 mission-critical systems
• Mentor junior network administrators and support their technical development
• Participate in engineering initiatives, enterprise planning sessions, and technical review activities

Requirements

• 5+ years of related experience
• Experience supporting DoWIN-Army or DoD enterprise networking environments
• Mastery of enterprise routing and switching (OSPF, BGP, VRRP/HSRP)
• Strong experience with Cisco, Juniper, Palo Alto, or other Army-utilized platforms
• Working knowledge of DISA STIGs, RMF, ACAS, and Army cybersecurity compliance
• DoD 8140 certification, such as Security+, CASP, or SecurityX, or CCNA
• Networking certification such as JNCIS, JNCIA, JNCIS-ENT, JNCIP, or CCNP (preferred)
• Top Secret/SCI security clearance (or TS with the ability to obtain SCI)
• US Citizenship
• Ability to support global maintenance windows and after-hours operational needs
• Ability to work onsite or hybrid depending on mission requirements
• Capability to operate effectively in a 24/7 mission-critical environment
• Strong troubleshooting, communication, and analytical skills

Benefits

• Comprehensive benefits and wellness packages
• 401(k) with company match
• Competitive pay and paid time off
• 15 days of paid leave per calendar year for vacations, personal business, and illness (prorated based on hire date)
• 10 paid holidays per year (prorated based on hire date)
• Paid Family Leave program providing up to 160 hours of paid leave in a rolling 12-month period
• Short and long-term disability benefits
• Life, accidental death and dismemberment, personal accident, critical illness, and business travel and accident insurance
• AI-powered career tool for identifying career steps and learning opportunities
• Internal mobility team focused on career growth
• Award-winning culture of innovation and military-friendly workplace

Pay

The likely salary range for this position is $85,000 - $115,000. Salary will be set based on experience, geographic location, and possibly contractual requirements.

Schedule

• Scheduled Weekly Hours: 40
• Travel Required: Less than 10%
• Telecommuting Options: Hybrid