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Senior Systems Administrator Jobs
10,000 active opportunities · Updated for November 2026
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Explore current senior systems administrator jobs. Use filters to narrow by work mode, employment type, experience and date posted.
Senior Mechanical Engineer - Building Systems at Trilon Group in Manchester, New Hampshire, United States. Full-time · Remote · $120K – $140K/yr.
Senior Mechanical Engineer - Building Systems at Trilon Group in Kennebunk, Maine, United States. Full-time · Remote · $120K – $140K/yr.
Title: Senior Association Director -- Compliance & Systems Reports to: Vice President of Youth Development Position Type: Full Time Exempt Under the supervision of the Vice President of Youth Development, the Senior Association Director provides strategic leadership and…
Senior Accountant – Millennium Space Systems — USA - El Segundo, CA. Apply via Workday.
Senior/Staff Facilities Electrical Systems Engineer- Operations & Design — Boise, ID - Main Site. Apply via Workday.
Senior Project Engineer (Training Systems) — USA - Hazelwood, MO. Apply via Workday.
Senior Data Center Cooling Systems Engineer — CA, Santa Clara. Apply via Workday.
Mechanical Systems Design & Analysis Engineer (Experienced or Senior) Company: The Boeing Company Boeing Commercial Airplanes is seeking a Mechanical Systems Design and Analysis Engineer (Experienced or Senior) to join our 787 Environmental Control Systems (ECS) Engineering team…
An applied research team within NVIDIA’s Networking Systems & Software Architecture group is solving some of AI’s hardest infrastructure problems. The team builds systems-level software that moves data between GPUs, nodes, and storage at the speed modern AI demands—spanning…
Senior Spacecraft Avionics Security Engineer - Millennium Space Systems Company: Millennium Space Systems Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have…
Senior Spacecraft Integration and Test Engineer - Millennium Space Systems Company: Millennium Space Systems Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions…
Klaviyo is building an AI-first company—and that starts with how we supp
Senior Lead AI Engineer - G&A Systems at Klaviyo in Boston, Massachusetts, United States. $180K – $270K/yr.
About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that…
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