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Network Penetration Testing Jobs in California (NOW HIRING)

Deep Seas

Penetration Tester

San Diego, CA · On-site +1

... testing services to support clients on their cybersecurity transformation journeys, with an ... Conduct internal and external network penetration tests including enumeration, exploitation ...

Security On-Demand

Penetration Tester

San Diego, CA

... testing services to support clients on their cybersecurity transformation journeys, with an ... Conduct internal and external network penetration tests including enumeration, exploitation ...

New

DeepSeas

Penetration Tester

San Diego, CA

... testing services to support clients on their cybersecurity transformation journeys, with an ... Conduct internal and external network penetration tests including enumeration, exploitation ...

New

Deep Seas

Penetration Tester

San Diego, CA

$85K - $95K/yr

... testing services to support clients on their cybersecurity transformation journeys, with an ... Conduct internal and external network penetration tests including enumeration, exploitation ...

New

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All JobsNetwork Penetration Testing JobsNetwork Penetration Testing Jobs in California

Network Penetration Testing information

See California salary details

$20.7K

$123.3K

$164.8K

How much do network penetration testing jobs pay per year?

As of Aug 3, 2026, the average yearly pay for network penetration testing in California is $123,312.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,100.00 and $141,100.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in network penetration testing?

To thrive in Network Penetration Testing, you need strong technical knowledge of network protocols, cybersecurity fundamentals, vulnerability assessment, and hands-on experience with operating systems, often backed by a degree in computer science or a related field. Familiarity with industry-standard tools like Metasploit, Nmap, Wireshark, and relevant certifications such as CEH, OSCP, or CompTIA Security+ are typically expected. Excellent problem-solving ability, analytical thinking, clear communication, and the ability to work independently or in teams set standout professionals apart. These skills and qualities are vital to effectively identify vulnerabilities, communicate risks, and help organizations safeguard their digital infrastructure.

What is a network penetration testing?

A Network Penetration Testing job involves identifying and exploiting security vulnerabilities in an organization's networks, systems, and applications to assess their security posture. Penetration testers, also known as ethical hackers, simulate cyberattacks to uncover weaknesses before malicious hackers can exploit them. They use various tools and techniques to conduct reconnaissance, exploit vulnerabilities, and provide recommendations for improving security. Their work helps organizations strengthen cybersecurity defenses, comply with regulations, and protect sensitive data from potential threats.

What are the typical career advancement opportunities for someone in a network penetration testing role?

Professionals in Network Penetration Testing often progress to more senior roles such as Senior Penetration Tester, Security Consultant, or Security Architect, depending on experience and additional certifications. There are also opportunities to specialize further—such as focusing on application security, red teaming, or threat intelligence—or to move into management positions overseeing security teams. Continuous learning and staying current with evolving cyber threats are key to advancing in this dynamic field. Many employers also offer support for professional development through training and certification reimbursement, enabling penetration testers to expand their expertise and take on greater responsibilities.

What are the most commonly searched types of Network Penetration Testing jobs in California? The most popular types of Network Penetration Testing jobs in California are:
What are popular job titles related to Network Penetration Testing jobs in California? For Network Penetration Testing jobs in California, the most frequently searched job titles are:
What job categories do people searching Network Penetration Testing jobs in California look for? The top searched job categories for Network Penetration Testing jobs in California are:
Network Penetration Testing jobs near you
Infographic showing various Network Penetration Testing job openings in California as of July 2026, with employment types broken down into 100% Full Time. Highlights an 75% In-person, and 25% Remote job distribution, with an average salary of $123,312 per year, or $59.3 per hour.

Internal Network Penetration Tester

Xtreme Solutions Corporate

San Bernardino, CA • On-site

$107K - $147K/yr

Per diem

Posted 2 days ago

New

Job description

Description:

Position Summary

Executes internal network penetration testing from two pre-determined footholds — an unauthenticated physical network port and a simulated-phishing authenticated workstation — across County facilities, testing servers, workstations, endpoints, and password strength.

Key Responsibilities

• Physically connect to County network ports to simulate an unauthenticated internal attacker.

• Simulate a successful phishing/Trojan compromise from an authenticated workstation foothold.

• Attempt password cracking and lateral movement while evading department detection and response efforts.

• Document internal attack paths, exploited vulnerabilities, and business impact for each department report.

Requirements:

Required Qualifications

• 4+ years of internal/network penetration testing experience, including Active Directory attack paths.

• Comfort working onsite at client facilities, including data centers and administrative offices.

• Experience with internal recon and lateral movement tooling (BloodHound, Responder, or equivalent).


Preferred Qualifications

• OSCP or GPEN certification.

• Experience testing in HIPAA-regulated or government network environments.


Travel

Onsite travel required to department locations in San Bernardino, Colton, Redlands, Rialto, Fontana, Ontario, Rancho Cucamonga, Montclair, Victorville, Hesperia, Apple Valley, Adelanto, Barstow, Needles, Big Bear Lake, and Yucca Valley; travel, lodging, and per diem are firm-borne.