software security jobs in california

Principal Software Security Engineer, Onsite

El Segundo, California

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Today

Date Posted: 2026-03-10 Country: United States of America Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do is r

Full-time

USD 118,300.00 per year

Senior Principal Software Security Engineer, Onsite

Hollister, California

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Today

Date Posted: 2026-02-13 Country: United States of America Location: US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do is rooted in

Full-time

USD 145,600.00 per year

Lead, Software/Security Validation Engineer (Crypto1 1

Carlsbad, California

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

USD 135,000.00 - 250,500.00 per year

Senior Software Security Engineer, Full Stack

Costa Mesa, California

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Today

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Full-time

USD 191,000.00 - 253,000.00 per year

Senior Software Security Engineer (Distributed Systems)

San Francisco, California

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Today

To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts. Job Category Software Engineering Job Details About Salesforce Salesforce is the #1 AI CRM, where humans with agents drive customer success together. Here, ambition meets action. Tech meets trust. And innovation isn't a buzzword - it's a way of life. The world of work as we know it is changing and we're looking for Trailblazers who are passionate

Full-time

USD 148,500.00 - 223,900.00 per year

Sr. Security Software Engineer, Application Security

Remote or Chicago, Illinois

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Today

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility

Full-time

USD 155,584.00 - 320,320.00 per year

Senior Security Software Engineer, Infrastructure Security

San Mateo, California

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Today

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences- all created by our global community of developers and creators. At Roblox, we're building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device.We're on a mission to connect a billion people with op

Full-time

USD 216,680.00 - 269,170.00 per year

Senior Principal Embedded Software Security Engineer (hybrid)

Remote or Westford, Massachusetts

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Today

Our global Fire Detection product group located in Westford, MA, USA offers you the possibility to interact with other development centers and teams around the world! The opportunities for professional development and career opportunities are endless, given our broad portfolio of products and services within Fire Detection. Work/life balance is important to us, and we offer a flexible hybrid work model. You will also get exposure to leading edge technology, exciting projects, and life-saving pro

Full-time

USD 120,000.00 - 170,000.00 per year

Senior Software Engineer, Security Automation

Costa Mesa, California

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Today

Full-time

USD 191,000.00 - 253,000.00 per year

Network Security Software Engineer

Remote

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Yesterday

A senior-level Network Security Software Engineer responsible for developing and maintaining high-performance network protocol decoding engines optimized for deep packet inspection at speeds exceeding 100 Gbps. The role involves designing features for Linux-based security appliances, collaborating with cybersecurity and AI teams, and ensuring the robustness and reliability of security solutions in real-time environments. The position offers the opportunity to work on cutting-edge packet processi

Easy Apply

Contract, Third Party

Depends on Experience

Security Software Engineer, Applied Computing (Starshield)

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SECURITY SOFTWARE ENGINEER, APPLIED COMPUTING (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and comm

Full-time

USD 130,000.00 - 150,000.00 per year

Sr. Security Software Engineer, Applied Computing (Starshield)

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. SECURITY SOFTWARE ENGINEER, APPLIED COMPUTING (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and

Full-time

USD 168,000.00 - 230,000.00 per year

Senior Software Engineer, Cloud Security

Sunnyvale, California

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21d ago

About CompanyDroisys is an innovation technology company focused on helping companies accelerate their digital initiatives from strategy and planning through execution. We leverage deep technical expertise, Agile methodologies, and data-driven intelligence to modernize systems of engagement and simplify human/tech interaction. Amazing things happen when we work in environments where everyone feels a true sense of belonging and when candidates have the requisite skills and opportunities to succee

Easy Apply

Third Party, Contract

75 - 85

Security Software Engineer (Starshield)

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SECURITY SOFTWARE ENGINEER (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and commercial use, Starshi

Full-time

USD 130,000.00 - 150,000.00 per year

Sr. Security Software Engineer (Starshield)

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. SECURITY SOFTWARE ENGINEER (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and commercial use, Sta

Full-time

USD 168,000.00 - 230,000.00 per year

Sr. Security Software Engineer

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. SECURITY SOFTWARE ENGINEER SpaceX is looking for a Sr. Security Engineer to join the Security department to help protect and drive the SpaceX mission. Information drives our business and we must protect the confid

Full-time

USD 168,000.00 - 230,000.00 per year

Software Engineer - Product Security Assurance

Menlo Park, California

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Today

Snowflake is about empowering enterprises to achieve their full potential - and people too. With a culture that's all in on impact, innovation, and collaboration, Snowflake is the sweet spot for building big, moving fast, and taking technology - and careers - to the next level. Build the future of the AI Data Cloud. Join the Snowflake team. The Product Security Assurance team builds the security services that empower Snowflake engineers to bring the most secure Data Cloud to our customers. We

Full-time

USD 160,000.00 - 230,000.00 per year

Security Software Engineer (Starlink)

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SECURITY SOFTWARE ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world's large

Full-time

USD 130,000.00 - 150,000.00 per year

Sr Software Engineer, Core Security Engineering

San Francisco, California

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Today

About the Role Core Security Engineering's mission is to make the Uber production environment secure by default and provide industry leading products and services to all Uber's production services and infrastructure. We are focused on building both security primitives and end users products that help Uber engineers to secure their service, build trust, and advance security to enable our global business. We are responsible for providing and managing systems, services, and libraries to provide a

Full-time

USD 202,000.00 - 224,000.00 per year

Software Engineer, Data Security - USDS

San Jose, California

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Today

Responsibilities About the team The Security Engineering team is missioned to run and operate security infrastructures, platforms and technologies, as well as to support cross-functional teams to protect our users, products and infrastructures. This team is responsible for enhancing security tools and identifying vulnerabilities, with a specific focus on content assurance and the application of large language models (LLMs). You'll collaborate cross-functionally with partners inside and outside

Full-time

USD 136,800.00 per year

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software security jobs in California, USA