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Systems Administrator Security Clearance

Job in Herndon, Fairfax County, Virginia, 20170, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-06-06
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
Job Description & How to Apply Below
Position: Systems Administrator with Security Clearance
Job Number 731334

Description:

• Provide Domain/Systems Administrator Engineer of the Mission LAN, and oversee the maintenance, optimal function, and patching of the LAN's operating system, and the GOTS, COTS, and custom software products running on it.
• Perform system startup, shutdown, backups, and restores and maintain records of the Cartoon operating system upgrades/changes for reporting purposes.
• Conduct virus scanning and firewall protection of the Mission LAN in compliance with the Sponsor's ISSM
• Provide Data Transfer Officer (DTO) services between UNCLASSIFIED and CLASSIFIED networks as needed by the Sponsor
• Coordinate assistance from the Sponsor's corporate resources when required, if encountering a problem that the Contractor team cannot solve
• Ensure security compliance with the Sponsor's ISSM for all components of the network
• Perform other system administration duties as requested by the Sponsor.

Basic Qualifications:

• Minimum 3 years experience as a Systems Administrator
• Minimum 1 year administering a system with the Sponsor's system security control for Int-A, B, and/or C enclaves
• Basic understanding of Windows/Linux
• Ability to describe technical items to non-technical users
• Experience with scripting languages (Powershell, Bash, Python, etc.)
• BS degree or higher in Computer Science, Systems Engineering, IT, GIS, or related field. Candidates without a degree may be considered if they have relevant certifications and equivalent professional experience
• Must have a current U.S. government security clearance (Top Secret/SCI with CI or higher) appropriate for the role Desired

Skills:

- Experience building and supporting hybrid infrastructures that securely connect on-premises data centers to cloud.

- Real-world experience building infrastructure as a code using tools like Terraform or Ansible.

- Ability to manage traditional VMs (VMware, Proxmox, Nutanix) alongside containerized environments (Docker, Kubernetes) and Cloud infrastructure.

- Fluent in managing both Windows Server (Active Directory, DNS, GPOs, Power Shell) and Linux distribution (Debian and RHEL families) - Automation o Bare-Metal and VM automation o Power Shell and BASH scripting - Expertise in managing patching mechanisms of Linux (YUM, DNF or APT) and Windows (Windows Update or WSUS) - Experience setting up and maintaining centralized log management systems.

Should be fluent in Logstash, Elastic Search, Open Search and Nagios Need to know:

- How to deploy and configure agents on servers.

- How to parse and forward systems logs.

- Understand Windows Systems events to setup alerts.

- Experience managing infrastructure scanners (Nessus, Rapid7) to scan physical hardware, VMs, and operating systems for missing patches.

- Continuously audit server configurations against security baselines benchmarks (CIS or DISA STIGS).

- Must understand network protocols and services, how data moves down to troubleshoot Core Infrastructure Services (DNS, NTP, DHCP, Route
53), Transport and Diagnostic layer (TCP/IP, UDP, ICMP), hybrid connectivity, container routing and secure communication channels.

- Understand NAS, SAN and FC technologies and related enterprise storage integrations to manage storage platforms (like Net App ONTAP, Proxmox PBS or DELL Power Store).

- Experience managing Enterprise Certificate Authorities (PKI Certificates) like AD CS or cloud-native options.

- Excellent troubleshooting skills. #LMSpace Cyber Eng  #LMSpace Systems Eng  #Space

NSS Clearance Level: TS/SCI w/Poly SP 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…
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