Systems Engineer: System Admin

Position Overview Lockheed Martin Space is seeking a Level 3 Systems Engineer/Systems Administrator with an active Secret clearance to join the GPS IIR/IIR-M/III On Orbit Services (GPS OOS) team, based at Schriever Space Force Base (SSFB). The role involves supporting on-orbit operations, sustaining support systems, labs, and GPS simulators, with occasional travel to Denver, CO and Los Angeles, CA. Occasional off‑shift hours are required to support mission activities. Responsibilities Perform system administration tasks such as creation of user accounts, maintain system backups, and provide user support. Collaborate with third-party suppliers, government customers, and other system personnel to meet mission requirements. Monitor performance and maintain systems according to requirements. Troubleshoot issues and outages. Perform security scans, artifacts gathering, and support security accreditation events. Provide input on studies for enhanced capabilities and proposal efforts. Assist in systems/hardware integration, test planning and execution. Qualifications Active Secret clearance. Must meet DoD 8570 requirement (current Security+ or equivalent). Bachelor’s degree in engineering or closely related field, or equivalent experience. 3+ years of professional experience in systems engineering or related field. Proven experience in one or more of the following areas: Windows system imaging, patching, network integration, daily monitoring, troubleshooting. System security mechanisms (e.g., intrusion detection, ACLs). Network LAN/WAN management. Planning and executing system integration activities (requirements creation, ICD development, test planning, execution). Knowledge and experience in executing system engineering and/or software engineering processes to meet mission requirements. Desired Skills Experience with Solaris, Red Hat Enterprise Linux, VMware or other virtualization platforms. Windows Active Directory management and other Windows services for domains (Group Policy, DNS, etc.). Risk Management Framework (RMF)/Information Assurance knowledge. Experience creating tools in C/C++, VB.NET/C#, VBA, MATLAB, or SQL. Participation in trade studies or proposal work. Ground segment or telemetry monitoring system experience. Ability to operate in a dynamic environment and handle multiple roles. Systems thinking and ability to apply appropriate skills to solve problems and implement constructive change. Benefits Medical, dental, vision, life insurance. Short‑ and long‑term disability. 401(k) with company match. Flexible spending accounts and EAP. Education assistance. Parental leave. Paid time off and holidays. Competitive pay range: $89,300 – $157,550, depending on location. Additional Information Position requires U.S. citizenship for security clearance. The role is onsite full‑time with a 9x80 schedule and flexible work arrangements. Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. #J-18808-Ljbffr Lockheed Martin