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

General Dynamics Information Technology; Quantico (VA); On-site; USD 48,000 - 65,000; Full time

Job summary

General Dynamics Information Technology seeks a Network Administrator (NetOps/ITSC) to support the NCIS ITD in Quantico, VA. The role focuses on enterprise network operations, maintenance, and security, with escalation to senior engineers for complex issues.

The position requires 5+ years in network engineering, TS/SCI clearance, and experience in large government environments. Onsite work at Quantico, VA is expected.

Qualifications

• Requires 5+ years of related experience in network engineering.
• Active TS/SCI clearance is required to access sensitive information.
• Experience with large government environments is preferred.
• CCNA is desirable and CompTIA Security+ CE is required.

Responsibilities

• Provide essential support for operation, maintenance, and security of the enterprise network infrastructure.
• Monitor network, respond to alerts, troubleshoot basic issues, escalate complex problems to senior engineers.
• Perform routine network checks, implement security controls, participate in security audits, and ensure regulatory compliance (DISA STIGs, NIST).
• Assist with incident response and document common network issues and solutions; coordinate with other IT teams.

Skills

NetOps

Network Administration

Network Infrastructures

Education

BS Degree in technical discipline

Tools

Cisco Firepower

Palo Alto

Juniper

Job description

Req ID: RQ224194

Type of Requisition: Regular

Clearance Level Must Be Able to Obtain: Top Secret/SCI

Public Trust/Other Required: None

Job Family: Technical Support Services

Skills:

NetOps,Network Administration,Network Infrastructures

Certifications:

CompTIA Security+ CE | CompTIA - CompTIA

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

Transform technology into opportunity as a Network Administrator (NetOps/ITSC) 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 mid 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.

MEANINGFUL WORK AND PERSONAL IMPACT

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

• Focus on providing essential support for the operation, maintenance, and security compliance of the enterprise network infrastructure.

• Responsible for monitoring the network, responding to alerts, troubleshooting basic network issues, and escalating complex problems to senior engineers.

• Perform routine network checks, addressing user-reported network problems following established procedures, implementing security controls as directed by policy, participating in security audits, and ensuring network operations comply with relevant regulations and standards (e.g., DISA STIGs, NIST frameworks) under supervision.

• Assist with incident response activities, maintaining documentation of common network issues and solutions, managing the provisioning and operation of network resources based on defined processes, and collaborating with other IT teams to resolve issues.

WHAT YOU’LL NEED TO SUCCEED:

Bring your help desk expertise along with a drive for innovation to GDIT. Our Network Administrator (NetOps/ITSC) must have:

• Security Clearance Level: Active TS/SCI clearance.

• Required Experience: 5 years of increasingly complex and progressive experience in computer network engineering.

• 1 year of specialized experience related to the assigned task.

• Prior experience providing services of this type in a large government environment.

• Experience with CISCO Firepower, Palo Alto, and Juniper.

• 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 engineering data center and IP backbone networks in a multi‑vendor, multiprotocol environment, including networks based on various bandwidths to include T1, DS3, Fiber / Optical, DSL, Ethernet, ATM, Frame Relay, and Ethernet over Copper core, distribution, and access media including routers, switches and firewalls.

• Cisco Certified Network Professional (CCNA) is desirable.

• Experience with Bootable media creation (Rufus) and Cisco licensing. Experience with engineering data center and IP backbone networks in a multi‑vendor, multiprotocol environment including networks.

• Required Certifications: CompTIA Security+ CE required; Cisco Certified Network Professional (CCNA) is desired.

• Education: BS Degree in technical discipline.

• Location: Onsite at Quantico, VA

• Position Availability: Pending contract award in late mid September 2026 timeframe.

• US Citizenship required

GDIT IS YOUR PLACE

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 hourly rate for this position is between $35.04 - $47.40. 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 Rewards at GDIT:

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.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions 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 mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at https://gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans