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Security System Engineer Jobs in California (NOW HIRING)

The System Engineer will manage development, staging, and production systems in a hybrid cloud ... CCNA Security, CySA+, GICSP, GSEC, Security+ CE, or SSCP * Vendor Specific CE/OS Certification

System Engineer

Irvine, CA ยท On-site

$95K - $106K/yr

Qualifications Required Qualifications: โ€ข Bachelor's degree in Electrical Engineering, Software ... system usage/interaction, security and preference information. Rivian may use your Candidate ...

... system usage/interaction, security and preference information. Rivian may use your Candidate ... Bachelor's degree in Electrical Engineering, Software Engineering, or equivalent. Typically ...

... system usage/interaction, security and preference information. Rivian may use your Candidate ... Bachelor's degree in Electrical Engineering, Software Engineering, or equivalent. Typically ...

Bachelor's degree in Electrical Engineering, Software Engineering, or equivalent. Typically ... system usage/interaction, security and preference information. Rivian may use your Candidate ...

... Security Advisor, and Senior Foreign-Policy Advisor to four US presidents. About this Role You will ... Systems engineering for semiconductor, robotics, or compute systems * Requirements flowdown ...

... Security Advisor, and Senior Foreign-Policy Advisor to four US presidents. About this Role You will ... Systems engineering for semiconductor, robotics, or compute systems * Requirements flowdown ...

SYSTEM ENGINEER

Daly City, CA ยท On-site

$103K - $118K/yr

The Systems Engineer will be responsible for overseeing the entire IT system infrastructure ... Support all required and critical security patching and application updates * Create and apply ...

Security+ Certification required * At least 3 years of experience as a system administrator or systems engineer with security system platforms. * Strong technical background in security software ...

Title: Linux Cloud System Engineer Location: Santa Clara CA (Onsite) Duration: Long Term We are ... Apply regular patches and updates to ensure security and stability. * Administer and manage VMware ...

Senior System Engineer

San Diego, CA ยท On-site

$110K - $151K/yr

Accelint is a mission-driven technology company focused on strengthening national security and ... We are seeking a Senior Systems Engineer to support systems and system-of-systems engineering ...

KBR's National Security Solutions team provides high-end engineering and advanced technology ... You will join a systems engineering team defining the next generation of space communication ...

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Showing results 1-20

Security System Engineer information

See California salary details

$10

$57

$85

How much do security system engineer jobs pay per hour?

As of Jun 15, 2026, the average hourly pay for security system engineer in California is $57.71, according to ZipRecruiter salary data. Most workers in this role earn between $47.93 and $66.68 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Security System Engineer, and why are they important?

To thrive as a Security System Engineer, you need a strong background in network security, systems architecture, and information technology, often supported by a degree in computer science or a related field. Familiarity with security tools such as firewalls, intrusion detection/prevention systems (IDS/IPS), and certifications like CISSP or CompTIA Security+ are typically required. Analytical thinking, attention to detail, and effective communication are essential soft skills for this role. These competencies ensure robust protection of organizational assets, effective risk mitigation, and clear collaboration with both technical and non-technical stakeholders.

Can you make $500,000 a year in cyber security?

Security System Engineers and cybersecurity professionals can potentially earn $500,000 or more annually, especially with senior roles, specialized skills, certifications like CISSP or CISA, and experience in high-demand sectors such as finance or government. Achieving this level often requires advanced expertise, leadership responsibilities, and working in high-paying environments. Such salaries are typically seen at the executive or senior consulting levels rather than entry or mid-level positions.

What is the difference between Security System Engineer vs Security Analyst?

AspectSecurity System EngineerSecurity Analyst
CertificationsSecurity+, CISSP, CEHSecurity+, CISSP, GIAC
Work EnvironmentDesigns and implements security systems, often in technical or engineering teamsMonitors, analyzes, and responds to security incidents, often in security operations centers
Employer & Industry UsageTech companies, security firms, large enterprisesFinancial institutions, government agencies, corporate security teams

Security System Engineers focus on designing and deploying security infrastructure, while Security Analysts monitor and respond to security threats. Both roles require similar certifications and often work within the same industry sectors, but their daily tasks and responsibilities differ significantly.

What does a security systems engineer do?

A security systems engineer designs, installs, and maintains security systems such as surveillance cameras, access control, and alarm systems. They analyze security needs, configure hardware and software, and ensure systems operate effectively, often requiring knowledge of networking, cybersecurity, and relevant certifications. Their work involves troubleshooting and updating systems to protect physical and digital assets.

What engineers make $500,000?

Senior security system engineers with extensive experience, specialized skills, and certifications such as CISSP or CISA can reach or exceed a $500,000 annual salary, especially in high-demand industries or senior leadership roles. Achieving this level often requires advanced technical expertise, management responsibilities, and working in competitive or high-cost regions.

What engineers make $300,000 a year?

Senior security system engineers, cybersecurity architects, and information security managers with extensive experience and advanced certifications can earn $300,000 or more annually. These roles often require specialized skills, leadership responsibilities, and work in high-demand industries or large organizations.

What are Security System Engineers?

Security System Engineers are professionals who design, implement, and maintain security systems to protect buildings, assets, and information from unauthorized access or harm. They work with technologies such as surveillance cameras, alarm systems, access control, and cybersecurity measures. Their responsibilities include assessing security risks, selecting appropriate technologies, configuring system components, troubleshooting issues, and ensuring that all security systems comply with relevant laws and standards. Security System Engineers often collaborate with IT teams, facility managers, and law enforcement to provide comprehensive protection solutions.

What are some common challenges Security System Engineers face when integrating new technologies into existing infrastructures?

Security System Engineers often encounter challenges such as ensuring compatibility between new and legacy hardware, maintaining system uptime during upgrades, and addressing potential security vulnerabilities introduced by new components. Additionally, they must coordinate with IT, facilities, and management teams to minimize disruptions and adhere to compliance standards. Proactive planning, thorough testing, and clear communication are essential to successfully integrating advanced security solutions.
What job categories do people searching Security System Engineer jobs in California look for? The top searched job categories for Security System Engineer jobs in California are:
What cities in California are hiring for Security System Engineer jobs? Cities in California with the most Security System Engineer job openings:
What are popular job titles related to Security System Engineer jobs in CA? For Security System Engineer jobs in CA, the most frequently searched job titles are:
Infographic showing various Security System Engineer job openings in California as of June 2026, with employment types broken down into 2% As Needed, 78% Full Time, 17% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $120,046 per year, or $57.7 per hour.
System Engineer - Physics

System Engineer - Physics

ThinKom Solutions

Hawthorne, CA โ€ข On-site

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 12 days ago


Job description

Salary: $80,000 - $135,000

Job Summary:

System Engineer - Physics is responsible for conducting architectural assessments, breakdown of the system into components, the component interactions and interfaces, and the technologies and resources to be used in the design. Leads the system design, development, testing, and implementation of all aspects of the HPM System development lifecycle, under the leadership of the given Program Manager. Outlines integrated solutions that meet performance, usability, reliability, and security needs. Develop technical documentation on applications and systems. Facilitates and leads in the evaluation and selection of commercial-off-the-shelf product evaluations. Additional responsibilities include analyzing engineered products to meet customer use-cases and assure compatibility of all physical, functional, and program interfaces to meet system requirements.

Essential Job Duties and Responsibilities:

  • Works as part of an Integrated Product Team (IPT) as Systems Engineer under the direction of the Director of Systems Engineering and with the given Program Manager
  • Support the development of subsystem and system requirements by leading requirements IPT and working group meetings with the customer and subcontractors.
  • Identify and perform hands-on evaluation of system components.
  • Review, develop, and document system-level operational concepts
  • Provides effective and efficient system engineering support during the conceptual design, detailed design, integration, and test phases of a product development program and production delivery, supporting on-time completion of assigned tasks
  • Maintain compliance with DoD contract requirements, including maintaining an active SECRET clearance and ensuring adherence to relevant regulations and standards.
  • Performs requirement flow-down and traceability and evaluating the verification test results to satisfy requirements
  • Drives continuous improvement initiatives in the areas of analysis, monitoring and performance management
  • Sets systems and test requirements of new products and makes decisions relative to system architecture, components selection, and customer use-cases
  • Works to support multiple programs/products simultaneously
  • Prepares and presents design and analysis summary material during internal and external design reviews
  • Documents system designs using ThinKom records retention procedures
  • Follows Company design procedures and corporate policies
  • Other tasks, as assigned from time to time

Skills and/or Experience Needed:

  • BS, MS, or PhD in Physics, Electrical Engineering, or related field
  • Technically proficient System Engineer with strong architecture skills, subject matter expertise in High Power Microwave Systems, and solid knowledge of all major components of HPM Systems
  • Minimum of 2 years of experience in systems engineering, with a track record of successfully architecting, developing, and validating complex High Power Microwave Systems
  • Hands-on expertise with Vector Network Analyzers, oscilloscopes, spectrum analyzers, and other RF measurement equipment.
  • Active SECRET clearance or the ability to obtain and maintain a security clearance for DoD contracts
  • Technical experience and familiarity with the directed energy & weapon systems industry and integrated systems development
  • Experience with simulation tools such as Python, COMSOL Multiphysics, CST Microwave Studio, Ansys HFSS
  • Technically proficient in MS Office products

Additional Skills Desired, but not required:

  • Experience working on DoD contracts, with a strong understanding of defense acquisition processes and requirements


Language Skills:

  • Interpersonal skills to effectively work with ThinKom people internally as well as working effectively with suppliers and customers
  • Ability to effectively present information in team meetings and design reviews, as needed

Other Abilities:

  • Ability to communicate clearly in a well thought out manner, verbal and written
  • Must have substantial problem-solving abilities


Additional Requirements:

  • Must be eligible to obtain and hold a US DoD Security Clearance in support of US Government contracts/ subcontracts


Physical Demands:

  • Ability to travel up to 10% of the time.
  • This position uses a computer terminal to access, input, and retrieve data.
  • This position may be subject to interruptions that may cause a change in immediate priorities and/or work focus.
  • While performing duties to this position, employee is occasionally required to stand, walk, sit, stoop, reach, and/or bend.
  • May occasionally lift and/or move files or boxes up to 50 pounds.
  • May be subjected to occasional irregular or extended work hours.
  • May be required to sit for extended lengths of time.
  • Must be able to work in an environment that may be subjected to occasional loud noises, hazardous materials and chemicals.


Salary Range - $80,000 - $135,000


ThinKom offer generous benefits including: Medical, Dental, Vision, Disability, Life, 401k Matching (4%), PTO, paid Holidays and Bonus Plan.


ThinKom Solutions is an Equal Employment Opportunity Employer.


ThinKom Solutions is a Drug and Alcohol-free working environment with a zero-tolerance policy