Job ID: 731334BR Date posted: Jun. 03, 2026
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, PowerShell) and Linux distribution (Debian and RHEL families)
- Automation
o Bare-Metal and VM automation
o PowerShell 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, ElasticSearch, OpenSearch 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, Route53), 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 NetApp ONTAP, Proxmox PBS or DELL PowerStore).
- Experience managing Enterprise Certificate Authorities (PKI Certificates) like AD CS or cloud-native options.
- Excellent troubleshooting skills.

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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 from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.
Schedule for this Position: 9x80 every other Friday off
Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.
The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.
At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.
Experience Level: Experienced Professional
Business Unit: SPACE
Relocation Available: Possible
Career Area: Systems Engineering: Other
Type: Full-Time
Shift: First