Linux Infrastructure System Administrator

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting‑edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we’re revolutionizing the aerospace and defense sector through groundbreaking technology, advanced manufacturing processes, and a world‑class team of professionals. Our mission‑driven approach and unwavering dedication to excellence ensure that we continue to deliver superior products and solutions to our customers around the world. THE WORK We are seeking a highly skilled Classified Systems Engineer to configure, manage, and maintain Unix and Linux operating environments for secure, classified software development. In this role you will install and load OS software, build and image workstations and laptops using RedHatKickstart, Ansible Playbooks, or comparable provisioning tools, and ensure strict STIG compliance across mixed‑generation, vendor‑customized platforms. You will troubleshoot and resolve network component issues, monitor day‑to‑day operations of classified development infrastructure, and provide rapid problem identification, diagnosis, and resolution. The position also involves assisting users in accessing and utilizing our classified development resources, supporting distributed compute and HPC‑style analysis clusters, and managing data‑intensive pipelines that underpin engineering programs. Collaboration with cross‑functional teams is essential to support multiple program configurations, conduct periodic inventory and classification of classified assets, and handle the secure disposition of legacy systems. This role demands a strong background in Unix/Linux administration, network configuration, and secure, classified environments. WHO YOU ARE You are a dynamic and results‑oriented professional with a passion for driving operational excellence and optimizing production processes. You thrive in a fast‑paced environment and are adept at managing complex projects while maintaining a high level of accuracy and attention to detail. Your strong analytical skills, coupled with your ability to communicate effectively and collaborate across departments, make you an invaluable asset to our team. WHY JOIN US Opportunity for Impact: Join a team that is at the forefront of innovation in the aerospace and defense industry and make a significant impact on the success of our organization. Professional Development: Take advantage of unparalleled opportunities for growth and advancement within Lockheed Martin, with access to world‑class training and development programs. Collaborative Culture: Work alongside some of the brightest minds in the industry who share your passion for excellence and who are committed to supporting each other’s success. Competitive Benefits: Enjoy a comprehensive benefits package, including health insurance, retirement plans, and paid time off, as well as competitive salary offerings. Cutting‑Edge Technology: Be part of a dynamic and forward‑thinking work environment where you will have the opportunity to work with the latest technology and contribute to groundbreaking projects that are shaping the future of aerospace and defense. Basic Qualifications Bachelor’s degree in Computer Science, Engineering, IT or a related STEM field (or equivalent experience); Master’s degree acceptable in lieu of experience. Minimum 5 years of hands‑on Linux administration in complex, regulated (DoD/DISA) environments. Deep expertise with RedHat Enterprise Linux (or equivalent), kernel‑level troubleshooting, and imaging/provisioning tools such as Kickstart or Ansible. Strong scripting/automation skills (Bash, Python, Perl) for system management and security hardening. Proven experience implementing and maintaining DISA/STIG security policies on Linux servers. Ability to obtain and maintain a Secret clearance (and/or hold Security+ certification). Solid understanding of storage solutions and data‑intensive pipeline support. Excellent problem‑solving, communication, and interpersonal skills; able to work collaboratively across teams and manage multiple tasks simultaneously. Desired Skills Active Secret or TS/SCI clearance (preferred) Experience with Air gapped or classified networks Hands on with legacy UNIX (Solaris) or vendor customized Linux distributions Automation frameworks: Ansible, Terraform, Jenkins Exposure to HPC, distributed compute clusters, or cloud native workloads Security+ or equivalent certification 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 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. The base range for this position in New Jersey is $91,000 - $181,113. 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. The wage range and benefits summary is a general guideline and is governed by the applicable collective bargaining agreement when extending an offer. Equal Opportunity Employment 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 RMS Relocation Available Possible Career Area Information Technology Type Full‑Time Shift First #J-18808-Ljbffr