Penetration Testing jobs in California

Principal 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. PRINCIPAL 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 consume

Full-time

USD 220,500.00 - 300,000.00 per year

Principal Security Software Engineer, Applied Computing (Starshield)

Palo Alto, California

•

Today

Full-time

USD 220,500.00 - 300,000.00 per year

Sr. Security Software Engineer, Applied Computing (Starshield)

Hawthorne, California

•

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

Security Software Engineer, Applied Computing (Starshield)

Palo Alto, California

•

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

Security Software Engineer, Applied Computing (Starshield)

Hawthorne, California

•

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)

Palo Alto, California

•

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

Asset Protection Administrator

Hybrid in Santa Monica, California

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Today

Job Type: Regular Overview The Asset Protection Administrator role safeguards the Company's assets and minimizes losses. This position oversees surveillance, access control, and alarm systems to prevent theft and fraud. It develops policies that ensure compliance with legal and ethical standards and is responsible for ensuring the security and safety of company employees, visitors, facilities and assets. The Asset Protection Administrator implements all security and safety measures, protocols,

Full-time

USD 64,400.00 - 96,100.00 per year

Staff Content Security Engineer

Glendale, California

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Today

This is not a remote role. You must be local to the area or be open to relocating JOB SUMMARY The Walt Disney Studios Content Security organization is chartered with the securing and protection of all creative content throughout the production lifecycle. We do this by relying on deep technical expertise, strong and authentic partnerships and leveraging knowledge and best practices of the world of cybersecurity, technology and production. The Content Security organization is a part of the broa

Full-time

USD 141,900.00 - 170,000.00 per year

Senior Offensive Security Engineer III

Mountain View, California

•

Today

Responsibilities Conduct offensive security assessments on large-scale web applications, REST APIs, and cloud-backed services. Identify and validate vulnerabilities including injection flaws, access control issues, authentication/authorization weaknesses, SSRF, deserialization, and logic bugs. Evaluate LLM-based systems and AI agents for prompt injection, data exfiltration, model abuse and jailbreaks Design and execute red teamstyle engagements simulating real-world adversaries. D

Easy Apply

Third Party, Contract

$90 - $100

Cybersecurity Engineer - Remote Optional

Remote or West Bend, Wisconsin

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Today

Job Category: Information Technology Requisition Number: CYBER001811 West Bend, WI 53095, USA Job Details Description Tired of feeling like your talents are underutilized? Imagine working in a role where your expertise propels a mission that truly matters. At Delta Defense, you'll be at the forefront of innovation, crafting cutting-edge cybersecurity solutions that safeguard those who protect others. Transform your career as a Cybersecurity Engineer, working in a supportive environment that v

Full-time

USD 95,000.00 - 125,000.00 per year

Cybersecurity Engineer SME

Remote

•

Today

Job ID: T2511132-OTHLOC-859 Location: Remote Work, VA, US Date Posted: 2026-03-05 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_HYBRID Description ? SAIC is seeking a Cybersecurity Engineer SME to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support

Full-time

USD 160,001.00 - 200,000.00 per year

QA Automation lead

Hybrid in Irvine, California

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9d ago

About Us: LTIMindtree is a global technology consulting and digital solutions company that enables enterprises across industries to reimagine business models, accelerate innovation, and maximize growth by harnessing digital technologies. As a digital transformation partner to more than 700+ clients, LTIMindtree brings extensive domain and technology expertise to help drive superior competitive differentiation, customer experiences, and business outcomes in a converging world. Powered by nearly 9

Easy Apply

Full-time

$95,432 - $139,600

Performance Test Lead -SRT

Remote

•

10d ago

Qualitest is seeking a Performance Test Lead / Mid-Level Performance Test Engineer with strong expertise in performance testing, Apache JMeter, and Azure Load Testing. The candidate will be responsible for designing and executing performance test strategies for large-scale enterprise applications, ensuring scalability, reliability, and system stability under varying load conditions. Key Responsibilities Design, develop, and execute performance test strategies and test plansCreate, maintain, and

Easy Apply

Full-time

$100,000 - $120,000

Senior SW Integration Testing Engineer

San Francisco, California

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Today

Job Posting TitleSenior SW Integration Testing Engineer DescriptionThis is an onsite position for a Senior SW Integration Testing Engineer, IDEAL CANDIDATE Software Tester who has a great end-to-end perspective of software and instrument testing, or a Systems Engineer type who focused on software testing. PRIMARY OBJECTIVE *Partner with systems engineers in the System ART to identify software and hardware vulnerabilities. They would also support integration testing activities. KEY RESPONSIBILI

Easy Apply

Contract

Depends on Experience

MDVT Engineer (Mechanical Design Validation and Testing)

San Jose, California

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Today

Mechanical/Thermal Design Verification TestingTelecom & Networking product experienceExcellent written and verbal communication skillsJD: Experience working as a Mechanical, or Validation Engineer for electromechanical productsDegree in Mechanical with Experience 3-5 yearsTelecom equipment product testing knowledge/experience is an added advantage Good knowledge about telecom test standards GR, NEBS etc. Setting up prototypes in the lab for various MDVT tests (Thermocouple installation, vibratio

Easy Apply

Contract

Depends on Experience

iOS Application testing

San Jose, California

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9d ago

Experience in Python developing test automation for the Google XR division. Must have: IOS App testing background, Test case automation using Python, UI testing, CI/CD, Jenkins Working experience with Google ecosystem is preferred Nice to have iOS development experience.

Easy Apply

Contract

Depends on Experience

Test Engineer- Avionics

Hybrid in Brea, California

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8d ago

Duties and Responsibilities: Provide realistic test effort estimates, foster a culture of transparency, and meet agreed upon commitments.Contribute to the creation, definition and improvement of software/hardware test, test automation, OEM acceptance documentation and procedures, and QA.Prepare and present technical information.Actively participate, engage, and contribute during meetings.Execute test procedures, and report, document and potentially triage problems.Perform feature validation, ass

Easy Apply

Contract

60 - 90

Senior Manager Information Security (Red team lead)

Remote

•

Today

Req ID: 131897 Region: Americas Country: USA State/Province: New Hampshire City: Remote Employee US Summary The Senior Manager, Information Security is responsible for proactively identifying, testing, and mitigating security gaps within the organization's digital estate. Unlike a traditional SOC analyst who reacts to alerts, this role is offensive and architectural in nature. You will rigorously review security policies and architecture, continuously test the effectiveness of cybersecurit

Full-time

Cybersecurity SME

Remote

•

Today

Overview Mano Lani LLC is looking for an enthusiastic, well-qualified individual to fill the Cybersecurity Subject Matter Expert (SME) position. This role offers the opportunity to work with a diverse and talented group of individuals committed to driving success. Mano Lani is an exceptional industry partner to the Department of Defense (DoD) and a leader in physical and cyber security, IT management, logistics, supply chain management, process improvement and development. The Cybersecurity Sub

Full-time

USD 135,000.00 - 163,000.00 per year

Cybersecurity Engineer, Senior (CS)

Remote or Florida

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Today

DSS, Inc. is a leading health information software development and systems integration company, offering services and solutions utilized daily by thousands of clinicians and administrative staff across both public and private sectors nationwide. Overview A Senior Cybersecurity Engineer serves as a key member of the cybersecurity team, supporting both operational security and risk and compliance initiatives. This role involves safeguarding systems, identifying and mitigating threats, and ensuring

Full-time

USD 90,000.00 - 140,000.00 per year

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Penetration Testing jobs in California, USA