Senior Network Security Engineer Jobs in California
Senior Network Security Engineer jobs in California are among the most active in the country, concentrated in enterprise technology, defense contracting, financial services, and cloud infrastructure across the San Francisco Bay Area, Los Angeles, and San Diego. Established employers such as Cisco, Lockheed Martin, and Bank of America maintain deep engineering teams in California and recruit consistently for senior-level talent. The most in-demand specialties include zero-trust architecture, cloud security engineering, and threat detection and response. Find a role that fits below and apply directly.
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About SiTime
SiTime Corporation is the precision timing company. Our semiconductor MEMS programmable solutions offer a rich feature set that enables customers to differentiate their products with higher performance, smaller size, lower power and better reliability. With more than 3 billion devices shipped, SiTime is changing the timing industry.
Job Summary
We are seeking a highly skilled Senior Network and Security Engineer to coordinate our security architecture and implementation efforts. This role demands deep technical expertise and a solid background in safeguarding sites and data, 12 years of real experience. The Senior Network and Security Engineer will drive strategic initiatives to strengthen our security posture, manage risk, and ensure compliance. It is not necessary to meet all job requirements to be a qualified candidate for the position.
Responsibilities
- Network & Security Architecture:
- Design and implement comprehensive network and security architectures and tools (SIEM, EDR, IDPS, etc.).
- Maintain security infrastructure to provide robust protection.
- Compliance:
- Ensure alignment with SOC 2, NIST, ISO27001, FedRAMP, and CMMC standards.
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Regularly audit and assess security controls for regulatory adherence.
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Monitoring and Response:
- Develop strategies for threat detection and incident response.
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Lead threat hunting and incident investigations, coordinating effective remediation.
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Risk Management:
- Conduct threat modeling and risk assessments.
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Strategize and mitigate vulnerabilities to minimize security risks.
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Cloud Security:
- Architect secure AWS and Azure environments following best practices.
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Implement and maintain cloud security controls.
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Leadership:
- Mentor and guide junior engineers and IT staff.
- Share knowledge on the latest security trends and regulatory updates.
Qualifications & Requirements (Education Must Be Included)
- Bachelor’s in Computer Science, IT, or a related field.
- 10+ years in network and cybersecurity, 5+ years in a senior or architect role.
- Expertise in security tools (SIEM, EDR, Firewalls, DLP, WAF).
- Familiar with Cisco (switches, ISE, DUO), DarkTrace (nice to have).
- Experience in cloud security (AWS, Azure) and protocols (SAML, OAuth).
- Certifications: CISSP, CISM, or similar.
- Proficiency in PowerShell and programming languages (.NET, Java, Python).
- Strong familiarity with NIST 800-171, ISO 27001, CIS Controls, CMMC v2.0 and more.
Desired Characteristics & Attributes
This position requires an individual who combines strong technical skills with a collaborative spirit and a commitment to excellence. The candidate should be able to integrate quickly and adopt the SiTime culture. The actual wage offered may vary depending on work location, experience, education, training, external market data, internal pay equity, or other bona fide factors. SiTime compensation packages includes base salary, bonus based on achieving your innovation goals and equity.
Benefits offered:
401k, health and wellness that includes medical, dental, vision, life, parental leave, legal services, and time off plans.
SiTime is an Equal Opportunity Employer. We treat each person fairly and we do not tolerate discrimination or harassment against anyone on the basis of any protected characteristics, including race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, pregnancy, political affiliation, protected veteran status, protected genetic information, or marital status or other characteristics protected by law. SiTime participates in the E-Verify program.
See All 27 Senior Network Security Engineer Jobs in California
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Find JobsSenior Network Security Engineer Jobs by City in California
Where California roles are concentrated, by current openings.
Senior Network Security Engineer Job Market in California
A snapshot from current California openings, updated as new roles post.
Who's Hiring
- Palo Alto Networks11

- SiTime4

- Mattel2

- A10 Networks1

- Academy of Motion Picture Arts and Sciences1

Top Industries Hiring
- Technology & Software12
- Agriculture & Farming7
- Electronics & Hardware5
- Manufacturing3
- Automotive1
What California Employers Look For
The qualifications that appear most often in senior network security engineer jobs across California.
- Seven or more years of experience in network security engineering or a closely related discipline
- Active CISSP, CCIE Security, or equivalent professional security certification required by most employers
- Deep hands-on experience with firewalls, IDS/IPS, SIEM platforms, and VPN technologies
- Demonstrated expertise in cloud security across AWS, Azure, or Google Cloud environments
- Experience designing and implementing zero-trust network access frameworks at enterprise scale
- Bachelor's degree in computer science, information security, or a directly related technical field
Senior Network Security Engineer Jobs in California: Frequently Asked Questions
How do you become a senior network security engineer in California?
The path typically starts with a bachelor's degree in computer science, cybersecurity, or a related field, followed by several years in network engineering or information security roles. California does not require a state-issued license for this role, but employers consistently prioritize candidates who hold recognized industry certifications such as CISSP, CCIE Security, or CompTIA Security+. Building hands-on experience with enterprise firewalls, cloud platforms, and security operations centers strengthens a candidacy significantly in California's competitive market.
How much do senior network security engineers make in California?
Senior network security engineers in California earn a median of about $138,570 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $66,070 for the lowest 10% to over $221,000 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire senior network security engineers in California?
Employers hiring senior network security engineers in California right now include Palo Alto Networks, SiTime, and Mattel, based on current listings on Migrate Mate as of June 2026. California's concentration of defense contractors, major cloud providers, and large financial institutions means demand is spread across both the Bay Area and Southern California, with a consistent need for senior-level expertise in enterprise and classified environments.
Which California cities have the most senior network security engineer jobs?
Santa Clara, El Segundo, and Agoura Hills have the most senior network security engineer openings in California. The Bay Area's density of technology headquarters and cloud infrastructure companies drives the largest share of postings, while Los Angeles and San Diego reflect demand from defense contractors, entertainment studios, and the region's growing cybersecurity services sector.
Are there remote senior network security engineer jobs in California?
Yes, and more than many technical roles, though on-site work remains common for positions tied to classified environments or critical infrastructure. About 33% of senior network security engineer openings tied to California are remote or hybrid as of June 2026, reflecting the role's desk-based and analytical components. Security architecture, threat analysis, and cloud security work are the sub-areas most commonly offered with remote flexibility.
How can I get hired as a senior network security engineer in California with little or no experience?
The most realistic entry path is moving through a junior network engineer or SOC analyst role first, then building toward the senior level over several years. Large California technology companies and defense contractors such as Northrop Grumman, Intel, and Palo Alto Networks run early-career and associate programs that accept candidates without senior-level backgrounds. Earning a recognized certification like CompTIA Security+ or Cisco's CCNA Security before applying gives candidates a measurable edge in California's screening process.
Where can I find and apply to senior network security engineer jobs in California?
You can find and apply to senior network security engineer jobs in California on Migrate Mate, which lists current California openings. Find the roles that fit your experience and apply directly.
See All 27 Senior Network Security Engineer Jobs in California
Find roles in California that match your experience and apply in just a few clicks.
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