Senior Network Administrator

• 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 Theater Signal Commands, DISA, RCCs, and 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., Juniper Networks Certified Internet Specialist - Enterprise Routing and Switching (JNCIS-ENT) | Juniper Networks - Juniper Networks Travel Required Less than 10% Citizenship U.S. Citizenship Required

Bring your technology expertise and drive for innovation to GDIT. The Network Administrator Senior must have:

• Education: Technical Training, Certification(s) or Degree
• Experience: 3+ years of related experience

• Technical skills:

• Experience supporting DoDIN-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 8570/8140 certification, such as, CISSP or CASP required

• Networking certification such as CCNA, JNCIS, or JNCIA required, (JNCIS-ENT, JNCIP or CCNP preferred)

• Security clearance level: Top Secret with SCI
• Role requirements:
• 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, Years of Experience 5 + years of related experience

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

(part of General Dynamics) 3.73.7 out of 5 stars Indiana Hybrid work $85,000 - $115,000 a year, Pulled from the full job description

• 401(k) matching
• Paid time off
• Internal mobility program, At 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 workplace, The likely salary range for this position is $85,000 - $115,000. 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.

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 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 over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.