Senior System Administrator I

Rocket Lab Corporation·Chantilly, VA·Posted 29 October 2026

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About the role

ABOUT ROCKET LAB Rocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond. We move fast, build real hardware for meaningful missions, and make the impossible routine. Come shape the future with us. SENIOR SYSTEM ADMINISTRATOR I - TS/SCI CLEARANCE Based onsite at Rocket Lab's Chantilly, VA Facility, the System Administrator will support and manage critical, classified IT infrastructure within a secure environment. This role involves deploying and maintaining essential computer systems while ensuring full compliance with strict security requirements. You’ll be working closely with security personnel and engineering teams. The position is vital to sustaining the high-stakes infrastructure behind launch systems, spacecraft development, and national security programs, requiring strong attention to detail, a sense of urgency, and a commitment to operational excellence. WHAT YOU'LL GET TO DO: Deploy and administer classified IT infrastructure, to include endpoints, servers, and network devices Monitor systems, respond to incidents, and proactively…

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