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Penetration Tester Jobs in Riverside, CA (NOW HIRING)

FieldAI

Robotics Product Security Engineer

Irvine, CA · On-site

$62.25 - $83.25/hr

... penetration testing, and adversarial analysis of deployed robotic systems • Investigate vulnerabilities affecting robotic platforms and help drive remediation and long-term resilience improvements ...

Esri

Sr. Application Security Engineer

Redlands, CA · On-site

$93K - $157K/yr

Perform application layer security reviews of the code developed by our application teams, across multiple languages and frameworks used internally * Assist with application layer penetration testing ...

EnerSys

Application Security Engineer (REMOTE)

Chino, CA · Remote

$117K - $146K/yr

Conduct application security assessments, code reviews, API testing, threat modeling, and penetration testing to identify vulnerabilities. Define, maintain, and enforce secure coding standards ...

Tata Consultancy Services

Cloud Security Architect

Irvine, CA · On-site

$69.50 - $92.25/hr

... Lead penetration testing cycles and coordinate mitigation activities. • Produce security HLD/LLD, risk assessments, and operational security runbooks. • Cloud Experience Needed • Hands-on ...

FieldAI

Robotics Product Security Engineer

Irvine, CA · On-site

$63 - $84.25/hr

Perform targeted security assessments, penetration testing, and adversarial analysis of deployed robotic systems * Investigate vulnerabilities affecting robotic platforms and help drive remediation ...

FieldAI

Robotics Product Security Engineer

Irvine, CA · On-site

$63 - $84.25/hr

Perform targeted security assessments, penetration testing, and adversarial analysis of deployed robotic systems * Investigate vulnerabilities affecting robotic platforms and help drive remediation ...

FieldAI

Robotics Product Security Engineer

Irvine, CA

$63 - $84.25/hr

Perform targeted security assessments, penetration testing, and adversarial analysis of deployed robotic systems * Investigate vulnerabilities affecting robotic platforms and help drive remediation ...

Tata Consultancy Service Limited

Engineer

Irvine, CA · On-site

$100K - $140K/yr

Conduct regular security audits and penetration testing coordination. * Stay updated with emerging threats, vulnerabilities, and security technologies. Salary Range - $100,000-$140,000 a year TCS ...

Masimo

Sr Engineer, Software Automation

Irvine, CA

$100K - $130K/yr

Experience with performance, load, or penetration testing * Background in Agile/Scrum development environments Education: Bachelor's degree in Computer Science, Software Engineering, or related field.

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Showing results 21-40

All JobsPenetration Tester JobsPenetration Tester Jobs in Riverside, CA

Penetration Tester information

See Riverside, CA salary details

$23.5K

$125.1K

$175.8K

How much do penetration tester jobs pay per year?

As of Aug 8, 2026, the average yearly pay for penetration tester in Riverside, CA is $125,082.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,200.00 and $147,100.00 per year, depending on experience, location, and employer.

What does a penetration tester do?

As a penetration tester, your job is to test the security of a network by attempting to hack into an application, system, or computer. Penetration testing can occur in a variety of ways, from physical interaction with the machine you’re trying to hack to attacks sent over the web. Aside from helping clients test for vulnerabilities, your job also includes explaining how you got in and providing recommendations for stopping others from repeating your actions. In some cases, you may be asked to help investigate cyber crimes or explain methods and techniques in criminal trials. Success in this job is often measured by how many security holes you find and close.

What are some common challenges penetration testers face during client engagements?

Penetration testers often encounter challenges such as limited access to information, strict time constraints, and navigating complex or legacy systems. Additionally, they must balance thorough testing with minimizing disruptions to client operations. Effective communication is crucial, as testers need to clearly document findings and explain technical vulnerabilities to non-technical stakeholders to ensure remediation efforts are understood and prioritized.

What is a penetration tester?

Penetration Testers, also known as ethical hackers, are cybersecurity professionals who simulate cyberattacks on computer systems, networks, or applications to identify and address security vulnerabilities. Their work helps organizations discover weak points before malicious hackers can exploit them. Penetration testers use a variety of tools and techniques to mimic real-world threats and provide detailed reports with recommendations for improving security. They play a crucial role in maintaining the safety and integrity of an organization’s digital assets.

What is the difference between Penetration Tester vs Vulnerability Analyst?

AspectPenetration TesterVulnerability Analyst
CertificationsOSCP, CEH, GPENCVE, CISSP, GIAC
Work EnvironmentHands-on testing, simulated attacksVulnerability scanning, risk assessment
Employer & IndustryCybersecurity firms, IT departmentsSecurity teams, compliance agencies
Search & Comparison IntentUnderstanding testing roles, skillsIdentifying vulnerabilities, analysis methods

While both roles focus on cybersecurity, a Penetration Tester actively exploits vulnerabilities to test security defenses, whereas a Vulnerability Analyst identifies and assesses weaknesses without exploiting them. Penetration Testers typically perform simulated attacks, requiring hands-on skills and certifications like OSCP or CEH. Vulnerability Analysts focus on scanning and reporting vulnerabilities, often working with tools like Nessus or Qualys. Both roles are essential for a comprehensive security strategy but differ in approach and responsibilities.

What are the key skills and qualifications needed to thrive as a penetration tester, and why are they important?

To thrive as a Penetration Tester, you need a solid understanding of networking, operating systems, cybersecurity principles, and typically hold certifications like OSCP or CEH. Proficiency with tools such as Metasploit, Burp Suite, Nmap, and Wireshark is crucial for identifying and exploiting vulnerabilities. Strong analytical thinking, attention to detail, and clear communication skills help Penetration Testers effectively document findings and convey risks to clients. These skills and qualities are vital for uncovering security weaknesses and helping organizations strengthen their defenses against cyber threats.
More about Penetration Tester jobs
What are the most commonly searched types of Penetration Tester jobs in Riverside, CA? The most popular types of Penetration Tester jobs in Riverside, CA are:
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What job categories do people searching Penetration Tester jobs in Riverside, CA look for? The top searched job categories for Penetration Tester jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Penetration Tester jobs? Cities near Riverside, CA with the most Penetration Tester job openings:
Penetration Tester jobs near you
Infographic showing various Penetration Tester job openings in Riverside, CA as of August 2026, with employment types broken down into 78% Full Time, and 22% Part Time. Highlights an 84% In-person, and 16% Remote job distribution, with an average salary of $125,082 per year, or $60.1 per hour.

Cyber Security Defense (Head of Department)

INSPYR Solutions

Irvine, CA • On-site

$190K - $230K/yr

Full-time

Re-posted 2 days ago

Job description

Cyber Security Defense (Head of Department) - Direct-Hire/FTE - Irvine, CA
Title: Cyber Security Defense (Head of Department)
Location: Irvine, CA
Terms: Direct-Hire/FTE
Compensation: $190,000 - 230,000 Annual Base Salary
Work Requirements: US Citizen, GC Holders or Authorized to Work in the U.S.
Role Overview:
The Cyber Security Defense Head of Department (HOD) will lead and mature our organization's end-to-end defensive security capabilities. This senior leadership role oversees the Security Operations Center (SOC), Blue Team, Red Team, Penetration Testing, Incident Response, Threat & Vulnerability Management (TVM), Application Security, and Adversary Simulation functions. The ideal candidate is both a visionary leader and a seasoned technical expert capable of building high-performing teams, implementing modern security practices, and driving continuous improvement across all cyber defense operations functions. The key responsibilities of this role are as described below:
Strategic Leadership & Governance
  • Develop and execute the Cyber Defense strategy aligned with organizational goals, customer requirements and the evolving threat landscapes.
  • Establish frameworks, processes, and KPIs for SOC, Incident Response, TVM, AppSec, Red/Blue Teaming, and Adversary Simulation.
  • Serve as a senior advisor to the CISO and executive leadership on cyber risks, readiness, and emerging threats.

Security Operations & Blue Team Oversight
  • Oversee 24x7 SOC operations, ensuring effective monitoring, detection, and response to security events, across levels 1-3.
  • Drive continuous enhancement of detection engineering, threat hunting, and security analytics.
  • Implement best-in-class security tooling, automation, and operational processes.

Adversarial Security: Red Team & Penetration Testing
  • Lead internal Red Team and offensive security capabilities, including penetration testing.
  • Define testing methodologies, operational rules of engagement, and reporting standards.
  • Translate offensive findings into actionable improvements for defensive teams and architecture.

Incident Response & Crisis Management
  • Oversee the Incident Response program, ensuring rapid and effective handling of security incidents.
  • Lead tabletop exercises, simulation drills, and readiness assessments.
  • Facilitate and lead high/critical incident responses, when the Incident Response Manager is unavailable. Coordinate with legal, communications, and executive stakeholders during major incidents.

Threat & Vulnerability Management (TVM)
  • Own the enterprise-wide vulnerability management strategy, including prioritization, remediation, and reporting.
  • Drive continuous scanning, assessment, and metrics to reduce risk across infrastructure, applications, and cloud environments.
  • Collaborate with engineering and operations teams to ensure timely and effective remediation.
  • Facilitate and the zero-day vulnerability response process, when the Incident Response Manager is unavailable.

Application Security (AppSec)
  • Lead the organization's AppSec program, including secure SDLC practices, code reviews, SAST/DAST tools, and developer enablement.
  • Partner with software engineering to embed security into product and platform design.

Adversary Simulation & Cyber Readiness
  • Develop and run adversary simulation programs that mimic real-world threat actors.
  • Use intelligence-led scenarios to evaluate detection capabilities, response effectiveness, and organizational resilience.

Basic Qualifications:
  • Experience & Leadership: 15-20 years of progressive experience across the various cyber defense disciplines (SOC, Incident Response, Red/Blue teams, or similar defensive/offensive functions.) Proven experience leading cyber defense teams. Demonstrated ability to hire, mentor, and lead high-performing technical teams.
  • Education: Bachelor's degree in Cybersecurity, Information Technology, Computer Science or a related discipline.
  • Technical Expertise: Strong knowledge of threat detection, incident response, adversary tactics (MITRE ATT&CK), vulnerability management, and secure software development. Excellent incident management, communication, and executive reporting skills.
  • Language Skills: Proficient in English for effective communication and coordination.
  • Availability: In the absence of IR team members, utilize a flexible work schedule to facilitate the security incident response process for high/critical incidents.

Preferred Qualifications:
  • Education and Certifications: Masters degree in Cybersecurity, Information Technology, Computer Science or a related discipline is preferred. Industry-recognized credentials such as CISSP, CISM, OSCP/OSCE, GIAC (GSEC, GCIA, GCIH, GPEN, GXPN) are highly desirable.
  • Framework Experience: Familiarity with, and prior participation with FIRST (Forum of Incident Response and Security Teams) is preferred.
  • Language Skills: Bi-lingual in English and Korean language proficiency is preferred to support global coordination and communication.

Team Culture:
The team fosters a high-performance, collaborative environment centered around proactive cybersecurity defense and excellent customer service. Members are expected to lead with accountability, communicate effectively across functions, and adapt to dynamic challenges. The culture values technical excellence, continuous improvement, and global coordination, ensuring readiness and resilience in the face of evolving threats.
  • Collaborative Leadership: Team members lead cross-functional service delivery efforts, coordinating with internal stakeholders, MSSPs, and external partners to drive delivery of services and maintain transparency.
  • Continuous Improvement & Accountability: The team regularly adjusts the Information Security strategy and roadmap in alignment with customer needs, changing threat landscape and industry trends.

About INSPYR Solutions
Technology is our focus and quality is our commitment. As a national expert in delivering flexible technology and talent solutions, we strategically align industry and technical expertise with our clients' business objectives and cultural needs. Our solutions are tailored to each client and include a wide variety of professional services, project, and talent solutions. By always striving for excellence and focusing on the human aspect of our business, we work seamlessly with our talent and clients to match the right solutions to the right opportunities. Learn more about us at inspyrsolutions.com.
INSPYR Solutions provides Equal Employment Opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, or genetics. In addition to federal law requirements, INSPYR Solutions complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.
Information collected and processed through your application with INSPYR Solutions (including any job applications you choose to submit) is subject to INSPYR Solutions' Privacy Policy and INSPYR Solutions' AI and Automated Employment Decision Tool Policy: https://www.inspyrsolutions.com/policies/ . By submitting an application, you are consenting to being contacted by INSPYR Solutions through phone, email, or text.
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