NCIS Network Administrator (NetOps) | Active TS/SCI clearance

As a Network Administrator (NetOps) , the work you'll do at GDIT will be impactful to the mission of the NCIS ITD organization in Quantico, VA.

• Focus on ongoing operation, maintenance, and security compliance of the enterprise network infrastructure across multiple enclaves.
• Responsible for proactively maintaining, monitoring, and optimizing the performance of existing network systems, ensuring continuous, secure, and highly available network services in accordance with Department of War (DoW) and Navy policies.
• Performe routine maintenance tasks, troubleshooting network issues, implementing and enforcing security controls based on DoW and Navy guidelines, conducting regular security audits and assessments, and ensuring all network operations comply with relevant regulations and standards (e.g., DISA STIGs, NIST frameworks).
• Participate in incident response efforts, developing and maintaining detailed documentation of network configurations and security procedures, managing the provisioning and operation of network resources to meet enterprise needs, and collaborating with various IT teams.

Cisco Router Configuration,NetOps,Network Administration

Certifications:

CompTIA Security+ CE | CompTIA - CompTIA

Experience:

10 + years of related experience, * Security Clearance Level: Active TS/SCI clearance.

• Required Experience: 10 years of increasingly complex and progressive experience in computer system/network engineering.
• 3 years of specialized experience related to the assigned task.
• Expert level configuration of Cisco routers and switches including but not limited to the following models: 4500, 6500, 3750, 3850, ASR 1000, Cisco Nexus platforms 7k, 9k.
• Expert level knowledge with DMVPN, CISCO AnyConnect, GRE tunnels, IPSECv2, and ISAKMPv2.
• Expert knowledge of network performance metrics, packet capture and analysis, and network troubleshooting.
• Experience with TACLANEs, SolarWinds, IPAM, Kiwi Syslog Server, DHCP, ISE, ACI, NSX, TACACS, RADIUS, MAB, 802.1x, Event Manager Applet, Macro Creation, TFTP, SFTP, Splunk, Microsoft Visio, and Cisco Firewall Management Center.
• Experience with SD-WAN, preferably migration from MPLS to SD-WAN. Write procedural documents and test solutions.
• Experience with and ability to understand, distill and document solution requirements.
• Required Certifications: CompTIA Security+ CE
• Education: BS Degree in technical discipline.

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

OWN YOUR OPPORTUNITY

Explore a career in software development at GDIT and you'll find endless opportunities to grow alongside colleagues who share your dedication to advancing innovation.

#NCIScareers

The likely salary range for this position is $147,292 - $199,278. 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.

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Transform technology into opportunity as a Network Administrator (NetOps) with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and play a meaningful part in improving how agencies operate. **** This position is pending contract award in late August / early September 2026 timeframe. **** The Naval Criminal Investigative Service (NCIS) is an organization of approximately 2,000 personnel of which 700 serve at HQ and the remaining staff serve at offices worldwide. NCIS is the DON component with primary responsibility for criminal investigation, law enforcement (LE), counter-terrorism (CT), counterintelligence (CI), and cyber matters. NCIS not only has primary responsibility for all criminal investigative, CI, CT, and cyber matters within the DON, but it also has exclusive investigative jurisdiction in non-combat matters involving actual, potential, or suspected criminal, terrorism, sabotage, espionage, and subversive activities., We are GDIT. A global technology and professional services company that delivers consulting, 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 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, 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 https://gdit.com/tc.