OptiTalent · Job Finder
Security jobs in California, United States
964 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
Security jobs in California at a glance
- Open roles
- 964
- Remote
- 10%
- Posted in the last 30 days
- 290
- Advertised pay, middle half
- $196K – $300Kmedian $242K
From the 873 security jobs here that state yearly pay in USD: the top of each advertised range. Updated nightly.
Hiring most here
- Anthropic 63
- OpenAI 33
- SpaceX 25
- Roblox 19
- Anduril Industries 19
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621–640 of 964 jobs
Adyen · San Francisco, California, United States
Manager$198K – $293K a yearSecurityWork closely with Product and Engineering teams to define and deliver the next version of Authentication and Authorization at Adyen.; Ensure reliability, performance and scalability; authentication and authorisation are part of Adyen's critical flows.; Lead hands-on by actively…
Senior Security Engineer, Operations
2 months agoK2 Space · Los Angeles, California, United States
Senior$150K – $190K a yearSecurityK2 is a target for sophisticated adversaries, from nation-state actors to criminal groups, all intent on stealing or disrupting the technology behind a new class of high-powered satellites. This role owns detection and response for our corporate environment: you’ll run and…
Fastly · Denver, Colorado, United States +2
RemoteLead / staff$211.4K – $253.6K a yearSecurityDesign and build secure, scalable identity services supporting authentication, authorization, identity lifecycle, and related platform capabilities.; Lead implementation of complex technical initiatives from design through production, balancing long-term architecture with…
Head of Security
2 months agoFoundry Robotics · Emeryville, California, United States
On-siteFull-timeDirector$150K – $250K a yearSecurityWe're hiring our first Head of Security to own the full security and compliance program end to end, from achieving CMMC Level 2 certification ahead of our November 2026 deadline, to building and leading the security function as we grow. You'll be the accountable owner for how…
Lead Security Engineering - Terminals
2 months agoLogos Space · Mountain View, California, United States +1
On-siteFull-timeLead / staff$220K – $280K a yearSecurityThe Lead Security Engineering - Terminals will have technical ownership of the end-to-end security design and delivery of our novel ground-based terminals. This role is responsible for the security architecture of terminal systems including mmWave apertures, complex RF and…
Technical Program Manager, Security
2 months agoFivetran · Oakland, California, United States +1
HybridFull-timeSenior$158.3K – $197.9K a yearSecurityFivetran + dbt is building data pipelines to power the modern data stack for thousands of companies.
Anthropic · Travel Required, United States +1
RemoteLead / staff$290K – $365K a yearSecurityAnthropic is building data center campuses at a pace where several are under construction at once, each moving through design, construction, commissioning, and turnover to an operating partner. Security scope on those projects (the physical protections, the systems that enforce…
Red Team - Cyber
2 months agoOpenAI · San Francisco, California, United States +2
HybridFull-time$198K – $320K a yearSecurityThe Intelligence and Investigations team is dedicated to ensuring the safe, responsible deployment of AI by rapidly detecting and mitigating abuse. Our team leverages the latest testing methodologies to uncover vulnerabilities and emerging threats, helping safeguard OpenAI’s…
Security Software Engineer (Starlink)
2 months agoSpaceX · Hawthorne, California, United States
Full-timeMid level$130K – $160K a yearSecurityDesign and build security infrastructure for Starlink, including cryptographic services and other security-critical services; Develop security features for Starlink systems, including our router, dish, gateways, and satellites; Design security into factory processes and provide…
Product Security Engineer (Starlink)
2 months agoSpaceX · Hawthorne, California, United States
Full-timeMid level$130K – $160K a yearSecurityDesign and build security infrastructure for Starlink, including cryptographic services and other security-critical services; Develop security features for Starlink systems, including our router, dish, gateways, and satellites; Design security into factory processes and provide…
Embedded Security Engineer (Starlink)
2 months agoSpaceX · Hawthorne, California, United States
Full-timeMid level$130K – $160K a yearSecurityDesign and build security infrastructure for Starlink, including cryptographic services and other security-critical services; Develop security features for Starlink systems, including our router, dish, gateways, and satellites; Design security into factory processes and provide…
AIUC-1 Security
2 months agoArtificial Intelligence Underwriting Company · San Francisco, California, United States
On-siteFull-time$150K – $300K a yearSecurityAIUC certifies AI agents based on security, safety, and reliability. As our founding security lead, you will own security at a business that is built upon trust. Our stakeholders are CISOs at Fortune 500 enterprises and the world's fastest-growing AI companies. They trust us to…
Zscaler · Santa Clara, California, United States
HybridFull-timeLead / staff$152K – $190K a yearSecurityWe are looking for a Staff Software Engineer - AI Security to join our team. This is a Hybrid role based in San Jose, CA, reporting to the Director, Software Engineering in the Engineering department. We are building security products that enable organizations to adopt AI…
Senior FPGA Engineer, Networking & Security
2 months agoMuon Space · San Jose, California, United States
HybridSenior$213K – $237K a yearSecurityMuon Space is seeking a Senior FPGA Engineer specialized in onboard networking, cryptography and security to design the network fabric and security architecture of our next-generation spacecraft, to join our High Performance Compute (HPC) team. You'll define how data moves…
Software Engineering Manager, Network Security
2 months agoAnthropic · San Francisco, California, United States +1
Manager$405K – $485K a yearSecurityThe Network Security team's remit is to secure Anthropic's networks across our cloud providers and our bare-metal AI data centers. We own egress and ingress controls, network segmentation, private connectivity between environments, and encryption in transit. We design, build,…
National Security / Deep Tech Investor
2 months agoCostanoa Ventures · San Francisco, California, United States
Full-timeSecurityCostanoa Ventures is hiring an investor with a focus in national security and deep tech to join our team in San Francisco. We’re looking for someone deeply curious, self-directed, mission-driven, and obsessed with technology and entrepreneurship. If you thrive in fast-moving…
Security Engineer - Detection & Response
2 months agoLangChain · San Francisco, California, United States +1
On-siteFull-time$185K – $250K a yearSecurityThe Security team ensures that while AI moves at breakneck speed, everyone driving the racecar is wearing a seatbelt. We secure LangChain's core platform and protect AI agents from emerging threats. We work across the stack so developers can confidently ship from prototype to…
Vesync · Tustin, California, United States
On-siteFull-timeLead / staffFrom $120K a yearSecurityThe Lead IT & Privacy Auditor will focus on audit and control testing of personal information and sensitive data processing activities across the company’s business operations in Americas, with flexibility to cover Europe. This role will assess risks across the data lifecycle,…
Sr. Software Engineer - Cloud Security
2 months agoIllumio · Sunnyvale, California, United States
On-siteFull-timeSenior$172K – $198K a yearSecurityIllumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience. Powered by the Illumio AI Security Graph, our breach containment platform identifies and contains threats across hybrid multi-cloud…
SpaceX · Palo Alto, California, United States
Full-timeEntry level$140K – $175K a yearSecurityDesign and build security critical infrastructure for Starlink; Develop security features for Starlink systems, including our router, dish, gateways, and satellites; Design security into factory processes and provide network services in support of this; Maintain existing…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.