Top 43 Linux Administrator Jobs in Manassas, VA

NCIS VTC Administrator | Active TS/SCI clearance
General Dynamics Information Technology —Quantico, VA
- $40.35 - $54.59 an hour
- Windows
- Linux
- In-person
- Paid time off
- 401(k) matching
Sr. Windows System Administrator
DCI Solutions —Chantilly, VA
- $180,000 - $220,000 a year
- Full-time
- Microsoft Outlook
- System design
- Windows
- Health savings account
- Relocation assistance
Quick Apply
Windows Systems Administrator
Leidos —Arlington, VA
- $73,450 - $132,775 a year
- Full-time
- Mid-level
- Windows
- Bachelor's degree
3d
Windows System Administrator
DCI Solutions —Chantilly, VA
- $140,000 - $180,000 a year
- Full-time
- Microsoft Outlook
- System design
- Windows
- Health savings account
- Relocation assistance
Quick Apply
Cloud Systems Administrator - Jr. Level
Evans & Chambers Technology —Reston, VA
- Mid-level
- Windows
- Bachelor's degree
Quick Apply
Application Administrator (Top Secret)
Praescient Analytics —Fairfax, VA
- Online Application
- Remote
- Mid-level
- Windows
- 3 years
- Paid holidays
- Tuition reimbursement
Quick Apply
6d
Network Operations Administrator
ARTTRA —Washington, DC
- $65,855.25 - $150,000.00 a year
- Full-time
- Mid-level
- Bachelor's degree
- Computer networking
- Health insurance
- Dental insurance
Quick Apply
12d
Network Administrator
Nightwing Intelligence Solutions, LLC —Sterling, VA
- $122,000 - $253,000 a year
- Full-time
- Azure
- System design
- Mid-level
- Health insurance
- Dental insurance
Quick Apply
7d
Network Engineer
Perfecta Federal —Springfield, VA
- Full-time
- Computer science
- Computer Science
- Bachelor of Science
Quick Apply
Network Deploy Technician III, Global Network Delivery (GND)
Amazon Data Services, Inc. —Sterling, VA
- $27 - $48 an hour
- Full-time
- High school diploma or GED
- Driver's License
- Driving
- Employee assistance program
- 401(k) matching
DevOps Engineer and System Administrator, Senior
Booz Allen Hamilton —McLean, VA
- $77,600 - $176,000 a year
- Full-time
- Azure
- 5 years
- Office
- Health insurance
- Flexible spending account
4d
Virtualization Engineer/Administrator
Orbis, Inc. —Quantico, VA
- Customer service
- Windows
- Bachelor's degree
Information System Security Officer (ISSO)
Contact Government Services, LLC —Arlington, VA
- $120,000 - $200,000 a year
- Full-time
- Azure
- Mid-level
- Software development experience
- Health insurance
- Dental insurance
Quick Apply
Systems Development Engineer II, AWS Cross Domain Services (CDS)
Amazon Web Services, Inc. —Herndon, VA
- $129,200 - $174,800 a year
- Full-time
- Mid-level
- Java
- AWS
- AD&D insurance
- Health insurance
Application Administrator, Senior (Top Secret)
Praescient Analytics —Fairfax, VA
- Online Application
- Windows
- Continuous improvement
- Linux
- Paid holidays
- Tuition reimbursement
Quick Apply
6d
Information Systems Security Engineer (ISSE)
KBR —Lorton, VA
- $160,000 - $172,000 a year
- Full-time
- Computer Science
- Engineering
- 11+ years
- AD&D insurance
- Health insurance
Information System Security Officer, Mid
Booz Allen Hamilton —Quantico, VA
- $62,000 - $141,000 a year
- Full-time
- 5 years
- Office
- Windows
- Health insurance
- Flexible spending account
Database Administrator
J5 Consulting —Tysons Corner, VA
- Full-time
- Office
- Java
- SQL
- Health insurance
- Tuition reimbursement
Quick Apply
Senior Network Engineer
Perfecta Federal —Springfield, VA
- Full-time
- Computer science
- Computer Science
- Bachelor of Science
Quick Apply
Administrative Services Software Architect
Parsons —Reston, VA
- $176,900 - $332,400 a year
- Computer science
- Computer Science
- System design
- Wellness program
- Paid holidays
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NCIS VTC Administrator | Active TS/SCI clearance

General Dynamics Information Technology -
Quantico, VA

Apply Now

Job Details

$40.35 - $54.59 an hour

Benefits

Internal mobility program
Paid time off
401(k) matching

Qualifications

On-site technical support
Video conferencing software
Network support
CompTIA Security+
Video conferencing systems operation

Full Job Description

Your Impact

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.

Job Description

Transform technology into opportunity as a VTC Administrator 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.

MEANINGFUL WORK AND PERSONAL IMPACT

As a VTC Administrator, the work you’ll do at GDIT will be impactful to the mission of the IT Technology Development division within the NCIS ITD organization in Quantico, VA.

This position focuses on the installation, maintenance, and operational support of enterprise-scale Video Teleconference (VTC) systems.
Responsibilities center around the hands-on installation, configuration, and maintenance of VTC endpoints, related equipment, and supporting infrastructure.
The VTC Administrator will be responsible for scheduling and creating VTC conferences, proactively monitoring ongoing sessions to ensure quality and troubleshoot any technical issues that arise.
This includes basic troubleshooting of VTC and VoIP system issues, providing on-site support for conference room environments, and ensuring smooth connectivity for internal and external participants.
The Administrator will also maintain detailed documentation of system configurations and procedures and ensure VTC systems remain operational and compliant with applicable policies.
This position also handles the schedule and configuration of all meeting requests as they come in.
All tasks must be performed in compliance with applicable Department of War (DoW) and Department of Navy (DON) regulations, policies, and guidelines.

WHAT YOU’LL NEED TO SUCCEED:

Bring your network administration expertise along with a drive for innovation to GDIT. Our VTC Administrator must have:

Security Clearance Level: Active TS/SCI clearance.
Required Experience: 5 years of experience in VTC administration, including 1 year of specialized experience directly related to the assigned tasks.
Solid background in VTC systems and operations, along with experience in supporting end-users.
Experience with VTC hardware and software, general knowledge of data center environments, and familiarity with virtualized environments are essential.
Experience and knowledge in areas such as: Windows Server, Linux, VMware, and basic networking concepts.
Familiarity with, or experience in, cloud-based services and environments, particularly MS Teams and Cisco WebEx, is highly desirable.
Required Certifications: CompTIA Security+ CE
Education: AS / AAS Degree in technical discipline.
Location: Onsite at Quantico, VA
Position Availability: Pending contract award in late August / early 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

Work Requirements

Years of Experience

5 + years of related experience

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

Certification

CompTIA Security+ CE | CompTIA - CompTIA

Travel Required

None

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely hourly rate for this position is between $40.35 - $54.59. 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.
View information about benefits and our total rewards program.

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 gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Apply Now

Refine Your Search

Linux Administrator jobs in Manassas, VA

NCIS VTC Administrator | Active TS/SCI clearance

Sr. Windows System Administrator

Windows Systems Administrator

Windows System Administrator

Cloud Systems Administrator - Jr. Level

Application Administrator (Top Secret)

Network Operations Administrator

Network Administrator

Network Engineer

Network Deploy Technician III, Global Network Delivery (GND)

DevOps Engineer and System Administrator, Senior

Virtualization Engineer/Administrator

Information System Security Officer (ISSO)

Systems Development Engineer II, AWS Cross Domain Services (CDS)

Application Administrator, Senior (Top Secret)

Information Systems Security Engineer (ISSE)

Information System Security Officer, Mid

Database Administrator

Senior Network Engineer

Administrative Services Software Architect

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