Linux System Administrator, Stf - TS/SCI W/Poly- Onsite: Sunnyvale, CA

Company: Lockheed Martin
Location: Sunnyvale
Posted on: April 1, 2026

Job Description:

Job Description This Classified IT Operations position supports Lockheed Martin Space. The selected candidate will be responsible for upgrades, operations and maintenance, hardware and software installations, and service requests (servers, workstations, containers, networking, and storage), as well as continuity of operations (backups and verified restore capabilities). In this position, the chosen candidate will utilize their system administration and architecture skills as primary IT support for several classified environments. •Candidate must have a TS/SCI security clearance with an active CI Poly •Install/configure Linux operating systems and software applications •Perform periodic audits of system security settings •Install operating system security patches and firmware updates •Create/manage security groups •Coordinate hardware repair activities •Diagnose and resolve hardware/software problems/issues •Create scripts to automate system administration tasks •Provision virtual environments using VMware Basic Qualifications • Must have an Active TS/SCI clearance with a CI Poly • Must be a U.S. Citizen • Must have a DoD 8572 qualified certification such as CompTIA Security (or be able to acquire within 60 days) • Direct work experience with Operating System life cycle management and configuration management (i.e., Installation/Upgrades, System Imaging, Account Management, SSSD and LDAP, Hardware Modernization, Performance Monitoring, Ansible, etc.) • Direct work experience using and administrating Unix or Linux Operating Systems • Direct work experience with scripting and automation (i.e., Ansible, Python, Bash, PowerShell, etc.) • Must have a solid understanding of Linux file permissions, and log-file troubleshooting tactics. •Knowledge of VMware for virtualization of servers Desired skills •Knowledge of National Industrial Security Program Operating Manual (NISPOM), Risk Management Framework (RMF) and Security Technical Implementation Guide (STIG) Requirements •Direct work experience interfacing with vulnerability remediation tools and security management tools used for system hardening, log management. and configuration management (ex: Nessus, McAfee, WSUS, Yum/DNF, SCCM, Ivanti, Shavlik, Blade Logic, Splunk, ACAS, SCAP, HBSS, etc.) •Knowledge of container creation and management (Docker, Podman, Kubernetes, etc.) •Knowledge of DevOps tools (Git, GitLab, BitBucket, etc…) •Experience with HPC systems •Knowledge of Linux authentication with Active Directory (SSSD) •Experience with OpenShift or similar kubernetes platforms •Experience building and managing Podman or Docker containers 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. Other Important Information 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 Schedule Information 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. Security Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration. Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $104,500 - $184,115. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year. This position is incentive plan eligible. Pay Rate: The annual base salary range for this position in most major metropolitan areas in California, Massachusetts, and New York is $120,100 - $208,150. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. This position is incentive plan eligible.

Keywords: Lockheed Martin, San Rafael , Linux System Administrator, Stf - TS/SCI W/Poly- Onsite: Sunnyvale, CA, IT / Software / Systems , Sunnyvale, California