Systems Admin Specialist in Annapolis Junction, Maryland at Mission Systems

Systems Admin Specialist

ID: 2026-73393
US-MD-Annapolis Junction US-MD-Annapolis Junction
Required Clearance: TS/SCI with Polygraph, obtainable within reasonable time based on requirements
Posted Date: 7/9/2026
Category: Information Technology
Employment Type: Full Time
Hiring Company: General Dynamics Mission Systems, Inc.
Basic Qualifications

Education Requirements:

Bachelor's degree in Computer Science, a related field or equivalent combination of education and relevant work experience is required plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience.

Clearance Requirements:
Department of Defense TS/SCI with Polygraph clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.

Responsibilities for this Position

At General Dynamics Mission Systems, we create the technologies, products and services that help our nation’s heroes keep our nation safe. The work we do is so advanced, we are continuously moving the boundaries of what’s possible. Here you’ll work with the best and your talent will be front and center on projects that impact the world. Are you up to the challenge?

We apply advanced technologies such as Artificial Intelligence, Blockchain, AR/VR, Cloud Native and Quantum Physics to solve our customers’ missions in cyber, RF, undersea, interstellar and everything in between.

As an Advanced Systems Administration Specialist, you’ll serve as a front-line interface to users with technical issues by conducting systems analysis and development to keep systems current with changing technologies. Your duties may include installing new software, troubleshooting, granting permissions to applications and training users. You’ll also be responsible for the day-to-day support of server services by performing server administration for physical and virtual server operating systems and configuring, maintaining and troubleshooting of physical and virtual hardware and network related interfaces on servers. And, you’ll perform OS and vendor software patching on servers and monitor physical and virtual servers performance using monitoring tools.

What you’ll experience:

• Technologies that aren’t just top-notch, they’re often top-secret
• A team of bold thinkers committed to exploring what’s next
• Opportunities to gain new knowledge - as it’s discovered

What you bring to the table:

• A Bachelor’s degree in Computer Science, a related field or equivalent experience plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience
• Solid understanding of server based operating systems
• Enhanced troubleshooting skills within the server OS as well as both networking and storage technologies
• Working knowledge to create and run scripts to automate repetitive processes
• Experience working in Linux environment to include Rhel 8, 9, & Redhat
• Experience working in Windows environment tooling (desktop, server, Active Directory, Exchange, etc.)
• Familiarity with networking to inlcude firewalls, CISCO & Juniper swtiches
• Familiarity with secure development practices in classified environments
• Experience working with or familiarity with AI/ML models is preferred

What sets you apart:

• Creative thinking with the ability to multi-task
• Team player who thrives in collaborative environments and revels in team success
• Commitment to ongoing professional development
• Identifies opportunities to apply AI for continuous improvement and innovation

Salary Note

This estimate represents the typical salary range for this position based on experience and other factors (geographic location, etc.). Actual pay may vary. This job posting will remain open until the position is filled.

Combined Salary Range

USD $134,257.00 - USD $141,599.00 /Yr.

Company Overview

General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. With a global team of 12,000+ top professionals, we partner with the best in industry to expand the bounds of innovation in the defense and scientific arenas. Given the nature of our work and who we are, we value trust, honesty, alignment and transparency. We offer highly competitive benefits and pride ourselves in being a great place to work with a shared sense of purpose. You will also enjoy a flexible work environment where contributions are recognized and rewarded. If who we are and what we do resonates with you, we invite you to join our high-performance team!

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

#GDMS-US#