More jobs:
Systems Administrator Security Clearance
Job in
Littleton, Arapahoe County, Colorado, 80120, USA
Listed on 2026-02-20
Listing for:
Lockheed Martin
Full Time
position Listed on 2026-02-20
Job specializations:
-
Engineering
Cybersecurity -
IT/Tech
Cybersecurity
Job Description & How to Apply Below
Job Number 716883
Description:
Join the RMS C2-Ground Systems program and help deliver clear, secure communications for C4
ISR missions. In this position you will work on Windows and Linux systems, providing day-to-day administration and supporting network infrastructure. This is your opportunity to challenge yourself to make a difference in the world and every single day we use our skills and experiences to create, design and build solutions to some of the world's hardest engineering problems for the RMS C2-Ground Systems program.
You'll be guided by senior engineers while gaining hands-on experience with the technologies that protect our nation's information advantage. THE WORK
As a System Administrator, you will have an opportunity with:
System Administration:
- Perform routine backups, patching, and configuration-management tasks Windows/Linux systems.
- Diagnose, troubleshoot, and repair system issues; assist with hardware refreshes and upgrades.
- Apply and maintain security settings on system hosts.
- Carry out basic administration of workstations/servers, including user-account management and patch deployment.
Network Engineering:
- Assist with the configuration and monitoring of Ethernet switches, routers, firewalls, and IDPS devices.
- Support network-infrastructure upgrades and re-configuration projects under senior-engineer guidance.
Virtualization:
- Create, modify, and maintain virtual machines in a virtual environment.
Documentation & Compliance:
- Keep baseline configurations up-to-date.
- Record changes, incidents, and maintenance actions in the team knowledge base.
Collaboration:
- Participate in technical meetings, provide status updates, and support the lead System Engineer on project tasks.
Basic Qualifications:
• Windows/Linux experience in small to medium development environments
• Familiarity with configuring and administering VMs (Virtualization) within VMWare/Hyper-V
• Shell scripting experience
• Demonstrated system administrator experience, including administration and configuration of STIG security policies for Windows/Linux servers and workstations
• Demonstrated skills and abilities to manage a lab environment including the maintenance and upkeep of hardware and the installation and/or upgrading of system software
• Understand modern networking concepts and technologies
• Ability to obtain and maintain a DoD Top Security clearance
Desired
Skills:
• DoD IAT Level II certification (e.g., Security+, CySA+, CCNA Security, etc.)
• System administrator experience, including administration and configuration of STIG security policies for Windows/Linux servers and workstations
• Familiarity with configuring VMs (Virtual Machine)
• Practical experience in the design, implementation, configuration, and maintenance of enterprise classified network computing infrastructure including but not limited to:
Ethernet switches, routers, firewalls, IDPS, and physical switching systems
• Experience in the application of security settings to network computing infrastructure
• Be self-motivated, responsible and accountable, highly reliable, and focused on mission success
• Possess organizational and reporting abilities; strong technical, analytical, and problem-solving skills; and written and verbal communication skills
Security Clearance Statement:
This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: Top Secret
Other Important Information You Should Know
Expression of Interest:
By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely: Onsite Full-time:
The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
Work Schedules:
Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide…
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