Senior Linux Systems Administrator – Production IT

Relativity Space, Inc.; Long Beach (CA); On-site; USD 103,000 - 155,000; Full time

Job summary

Relativity Space is seeking a Senior Linux Systems Administrator to join our IT team in Long Beach, CA. You will own triage and escalation for Linux issues across engineering, manage fleet health, and provision diverse Linux hosts from laptops to rack-mounted servers.

You will drive authentication, patching, backups, and capacity planning while maintaining IaC-based configuration management and collaborating with teams to enable rapid, reliable rocket production and flight operations.

Qualifications

• 5+ years of hands-on Linux systems administration in production.
• Configuration management experience in an infrastructure-as-code model with peer review.
• Medium-to-advanced troubleshooting across services, networking, storage, authentication, and performance.
• Enterprise directory services integration on Linux, credential and key management, and scripting proficiency.
• Proven ability to be an escalation point for technical teams: triaging ambiguous reports and managing competing priorities.

Responsibilities

• Act as the primary escalation point for Linux issues across engineering, from routine to complex, and own first triage of incoming requests.
• Troubleshoot the daily reality of a mixed fleet: authentication and access, services, storage and filesystems, performance, and remote connectivity.
• Provision Linux hosts end-to-end against established procedures, from laptops and workstations to rack-mounted servers and lab systems.
• Own access and authentication operations and recurring fleet maintenance — patching, health checks, backup verification, and capacity management.
• Maintain the configuration management codebase with small, reviewed changes, freeing the senior engineering side of the team for architecture work.

Skills

Linux systems

Configuration management

Troubleshooting

Directory services

Escalation point

Job description

Relativity Space is seeking a Senior Linux Systems Administrator to join our IT team in Long Beach, CA. You will own triage and escalation for Linux issues across engineering, manage fleet health, and provision diverse Linux hosts from laptops to rack-mounted servers.

You will drive authentication, patching, backups, and capacity planning while maintaining IaC-based configuration management and collaborating with teams to enable rapid, reliable rocket production and flight operations.