"security critical systems" Jobs

1251 open tech roles matching “security critical systems”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, Kubernetes, AWS. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 1251 results

Cogent Security

Own the security of internal systems and enterprise tooling as a Senior Security Engineer at Cogent Security.

Cogent Security Remote US $100k–$300k/yr Published 1 month ago
Flexible on stack
Saronic Technologies

Join Saronic Technologies as a Security Engineer to enhance application security and empower teams in a fast-paced development environment.

Saronic Technologies Austin, TX Published 1 month ago
Flexible on stack
Onebrief

Join Onebrief as a Senior Corporate Security Systems Engineer to enhance security across corporate systems in a growing tech environment.

Onebrief United States | Remote Published 1 week ago
AI-first team
Cogent Security

Join Cogent Security as a Senior Application Security Engineer to embed security in the software development lifecycle and influence product security.

Cogent Security Remote US $100k–$300k/yr Published 1 week ago
Flexible on stack
Northwood Space

Own the security of Northwood's software and systems, embedding security into every stage of the software development lifecycle.

Northwood Space Torrance, CA Published 2 months ago
Flexible on stack
Dominion Dynamics

Own and design the security platform for a mission-driven defence-tech company in Toronto.

Dominion Dynamics Ottawa or Toronto Published 2 months ago
Flexible on stack
Apex Space

Join Apex Space as a Cloud Security Engineer to secure cloud environments for U.S. government and defense missions.

Apex Space Los Angeles Published 2 weeks ago
Flexible on stack
K2 Space

Join K2 Space as a Senior Security Engineer to lead detection and response efforts for cutting-edge satellite technology.

K2 Space Los Angeles, CA $150k–$190k/yr Published 3 weeks ago
Flexible on stack
SpaceX

Lead the Security Systems and Technology Organization at SpaceX, overseeing global physical security technology and hardware integration.

SpaceX Hawthorne, CA $160k–$220k/yr Published 1 month ago
Echodyne

Join Echodyne as a Security Architect to lead threat modeling and secure design initiatives in a fast-growing tech environment.

Echodyne Kirkland, WA $164.6k–$246.8k/yr Published 1 week ago
Heavy meetings
SpaceX

Join SpaceX as a senior IT Systems Engineer to design and manage endpoint management infrastructure across multiple platforms.

SpaceX Hawthorne, CA $135k–$170k/yr Published 2 months ago
Flexible on stack
SpaceX

Join SpaceX as a senior IT Systems Engineer to design and manage endpoint management infrastructure across multiple platforms.

SpaceX Bastrop, TX Published 2 months ago
Flexible on stack
SpaceX

Lead security operations at SpaceX, ensuring the protection of life and property across various company assets.

SpaceX Memphis, TN Published 1 month ago
Sierra

Drive high-impact security initiatives and lead cross-functional programs in a fast-growing AI-focused company.

Sierra San Francisco, CA Published 1 month ago
Flexible on stack AI-first team
Northwood Space

Join Northwood Space as a Senior Security Engineer to design security frameworks for innovative space communication infrastructure.

Northwood Space Torrance, CA Published 1 month ago
Flexible on stack
Pacific Fusion

Join Pacific Fusion as a Senior Security Engineer to implement and maintain security controls across IT systems in a hybrid environment.

Pacific Fusion San Leandro, CA $150k–$200k/yr Published 2 months ago
Flexible on stack
Kaizen Labs

Join Kaizen Labs as a Senior Security Engineer to architect and operationalize security for a platform serving millions of Americans.

Kaizen Labs New York, NY Published 1 month ago
Flexible on stack
SpaceX

Influence the security of software across SpaceX's product lines as a Sr. Security Software Engineer for Starshield.

SpaceX Washington, DC $170k–$265k/yr Published 3 weeks ago
Flexible on stack
SpaceX

Join SpaceX as a Sr. Security Software Engineer to influence software security for Starshield and support national security efforts.

SpaceX Hawthorne, CA $170k–$265k/yr Published 3 weeks ago
Flexible on stack
Solana Foundation

Join Solana Foundation as a Senior IT Security Engineer to lead and enhance our enterprise security program in a dynamic web3 environment.

Solana Foundation Remote (Global, no location restrictions) Published 1 month ago
Flexible on stack