Network Administrator
About The Position
GDIT has an exciting opportunity to support the Security Assistance Group – Ukraine (SAG-U) as a member of our Enterprise Mission Information Technology Services (EMITS) program supporting U.S. Army Europe and Africa’s (USAREUR-AF) mission in Wiesbaden, Germany. The Network Administrator will be responsible for overseeing the day-to-day operations and security of various network infrastructures, including NIPRNet, SIPRNet, and other essential systems. This position focuses on hands-on administration, incident response, and implementing network enhancements to core routing, switching, and security services, ensuring the robust and secure operation of mission-critical networks. MEANINGFUL WORK AND PERSONAL IMPACT As a Network Administrator, you will be the frontline defender of network availability and performance. Your hands-on expertise will ensure that mission-critical systems remain stable, secure, and responsive, directly enabling SAG-U’s operational readiness and ability to collaborate across the theater.
Requirements
- High School Diploma/GED with 8 years of experience, Associate’s with 6 years, or Bachelor’s with 4 years in network administration, IT operations, or a related field.
- 4+ years supporting DoD network infrastructure design or enterprise architecture planning
- Proven ability in managing classified (SIPRNet) and unclassified (NIPRNet) network environments.
- Hands-on experience with Cisco ISE, Firepower Management Center (FMC), and Cisco Umbrella DNS services.
- Strong knowledge of ACLs, Route Maps, ports/protocols, and advanced security implementations.
- Active DoD TS/SCI clearance required
- U.S. Citizenship required
- Excellent written communication and diagramming skills
- Ability to draft planning documents, architectural justifications, and risk mitigation recommendations
- Experience working in collaborative IPT environments
- Familiarity with RMF processes and cyber input to network design
- IAT Level II (e.g. Security+ CE), Cisco CCNA
Nice To Haves
- CCNP, ITIL v4
- Experience with advanced networking concepts, including URL/Network filtering, Geo-Blocking, and virtualization technologies.
- Proficiency in developing complex network diagrams and supporting cybersecurity accreditation activities.
Responsibilities
- Manage the daily operations, maintenance, and security of routers, switches, and firewalls across multiple network enclaves.
- Provide Tier III support, serving as an escalation point to resolve advanced network issues impacting the mission.
- Collaborate with systems and security teams to identify requirements, monitor network traffic, and address security concerns.
- Implement network enhancements and expansions with a focus on core routing, switching, and network security services.
- Participate in procurement processes, including design development and the creation of initial bills of materials.
- Offer technical training and maintain documentation for Help Desk personnel and other departments.
- Collaborate with vendors for the design and implementation of new network systems.
Benefits
- Comprehensive benefits and wellness packages
- 401K with company match
- Competitive pay and paid time off
- Full flex work weeks where possible
- Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
- Short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
High school or GED
Number of Employees
5,001-10,000 employees
