Network Administrator Intermediate - TS/SCI

As a Network Administrator Intermediate, the work you will do at GDIT will be impactful to the mission of Army Intelligence. You will play a crucial role in securing enterprise systems, advancing future capabilities while driving smarter solutions. You will help ensure secure, reliable network connectivity is essential to daily intelligence operations.

• Lead/Manage/Support: Oversee the installation, maintenance, and usage of the local area network. Support routing and connectivity configurations using OSPF, BGP, GRE tunnels, and DMVPN. Assist with evaluating solutions, presenting recommendations to management, and supporting hardware, software, and telecommunications installations.
• Collaborate: Work with network services, systems engineering, and application development teams to restore service and resolve core issues. Recommend system improvements that enhance stability and performance, including adjustments to routing protocols or tunnel-based connectivity.
• Drive: Monitor and maintain network performance and security. Troubleshoot routing and connectivity issues, ensure policies and procedures are enforced, and maintain compliance with organizational objectives.
• Utilize: Install, configure, and evaluate network hardware and software, including routers, firewalls, and telecommunications systems. Support advanced carrier-side configurations such as MPLS and L3VPN (BGP AFI vpnv4). Use diagnostic tools and monitoring techniques to ensure optimal network operations.

RESPONSIBILITIES

• Administer networking hardware including routers, switches, gateways, access points, firewalls, and related components.
• Maintain strong knowledge of fiber and copper Ethernet technologies and their use across LAN and WAN environments, including support for GRE, DMVPN, and MPLS-based circuits.
• Provide troubleshooting and technical support for network infrastructure, routing protocols, and tunnel-based connectivity.
• Provide end-user support and assist with training related to network operations.
• Administer network security, perform backups, and provide maintenance support for servers.
• Create and manage user accounts and ensure proper access control.
• Follow and enforce established network policies, procedures, and security standards, ensuring all network configurations comply with applicable STIG and DoD Cybersecurity requirements.
• Install and manage hardware, including systems that interface with MPLS or L3VPN services.
• Support implementation, configuration, performance monitoring, and troubleshooting across all network infrastructure.
• Support lifecycle replacement of network hardware as directed.

• Preferred Education: Associate degree (may be waived based on overall experience and qualifications)
• Preferred Experience: 7 years of experience (may be waived for candidates with strong network administration proficiency)
• Required Technical skills:

• Routing & Switching: OSPF, BGP, VLANs, STP, and QoS fundamentals.
• Network Hardware: Routers, switches, firewalls, wireless access points.
• Operating Systems: Windows and Linux administration fundamentals.
• Tools & Monitoring: Network analyzers, packet capture tools, and performance monitoring platforms.
• Security: Access control, network hardening, and compliance with DoD Cybersecurity requirements.

• Desired Technical skills:

• Tunneling/VPN: GRE tunnels, DMVPN, IPSec fundamentals.
• WAN Technologies: MPLS (LDP), L3VPN (BGP AFI vpnv4) exposure preferred.

• Security clearance level: TS/SCI
• Required Certification(s):

• DoD 8570.01-M IAT Level II/8140 Computing Environment (CE) Certification as determined by the Program Manager is required prior to support on contract.
• IAT II 8570/8140 Baseline Certification Security+ or equivalent.
• Computing Environment certification: CCNA or CCNA-Security.

• Role requirements:

• Daily on-site support at the customer location.
• Candidates must be willing and able to attain a CI Polygraph for certain positions as determined by the contract.
• The position may require lifting of objects (e.g., IT hardware), reaching/bending/kneeling to plug in cables, and other moderately strenuous activity.
• Travel may be required to support the mission., #GDITArmy

Work Requirements

Years of Experience

7 + years of related experience

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

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 hourly rate for this position is between $32.30 - $43.70. 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. Total compensation for international positions varies by tax, social security, and immigration statuses, as well as location. Generally, an international assignment may include allowances, premium uplifts, and/or relocation or transportation benefits, above base salary range noted.

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.