System Security jobs in California

Fullerton, California

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Today

JOB TITLE PRINCIPAL SECURITY ENGINEER LOCATION: FULLERTON, CA RATE RANGE: 90.00-95.00 PER HOUR JOB#: 15030233 REQUIRED: Typically requires a Bachelor's Degree in Science, Technology, Engineering or Mathematics (STEM) and 8 years of prior relevant experience Active and transferable U.S. government issued Secret security clearance is required prior to start date. Experience in System Security Engineering, computer technology reverse engineering, program protection, cybersecurity or embedded se

Full-time

Principal System Security Engineer

Fullerton, California

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21d ago

Volt is immediately hiring for a Principal System Security Engineer, Fullerton, CA As a Principal System Security Engineer, you will: Interact with the customer to define SSE requirements, solutions, trades, costs, implementation, system impacts, and effectivenessDevelop plans and estimates, task execution, project tracking, reporting, and risk identification and mitigation plansEnsure compliance with National Institute of Standards and Technology (NIST) Risk Management Framework (RMF) controls.

Contract

$90 - $98

Cybersecurity Cloud Architect

San Diego, California

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Today

Job ID: 2612334 Location: San Diego, CA, US Date Posted: 2026-05-07 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_ON_SITE Description We are seeking a highly skilled Cybersecurity Cloud Architect to lead the development, implementation, and management of secure cloud environments across multiple network domains.

Full-time

USD 200,001.00 - 240,000.00 per year

Cybersecurity Cloud Architect

San Diego, California

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Today

Job ID: 2612369 Location: San Diego, CA, US Date Posted: 2026-05-08 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description We are seeking a highly skilled Cybersecurity Cloud Architect to lead the development, implementation, and management of secure cloud environments across multiple network domains. T

Full-time

USD 200,001.00 - 240,000.00 per year

Security Engineer

Hybrid in Los Altos, California

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Today

Job Title: Security Engineer Location: Los Altos, CA - 94022 (Hybrid - 2 days onsite: Tuesday and Wednesday, 4x10 shift- off every Friday. Must be able to work OT if needed) Duration: 6-Month Contract Overview: Our client is seeking a mid-level Security Engineer to support its research-driven environment. This role is ideal for someone who understands how to balance security best practices while enabling innovation and flexibility for engineering and research teams. The team is specifically look

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Contract, Third Party

$70 - $85

File Cloud Administration(Remote.)

Remote

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Today

Role: File Cloud Administration Exp: 10+ Years Location: Remote Skills Required: File Cloud administrator for handling staff onboarding, troubleshooting issues, and providing technical support to users. Manage AWS infrastructure for VDI. Knowledge of advanced system security methods and techniques. Complete assigned tasks, provide clear status updates, adhere to quality standards, and work collaboratively. Handle on-call nightly and weekend patching, upgrades, and troubleshooting Excellent ve

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Contract, Third Party

Depends on Experience

Information System Security Engineer (ISSE)

Remote or Beavercreek, Ohio

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Today

ARS is seeking a highly qualified Information System Security Engineer (ISSE) with strong expertise in Cybersecurity, Cloud Security (Azure), and Systems Engineering. You will help design, secure, and sustain cutting-edge secure enclave environments at the tactical edge, supporting enterprise services and cyber defense operations across the DoD. The team will provide engineering expertise using technologies such as ePO, Splunk, ACAS, STIG/SCAP, Azure Automation, Defender for Cloud, Sentinel, and

Full-time

Information System Security Officer

Remote or Ashburn, Virginia

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Today

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges require new solutions. That's why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next. Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility-leveraging a foundation of speed, flexibility, and ingenuity

Full-time

Information System Security Officer Lead

Remote or Reston, Virginia

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Today

Full-time

Information System Security Officer (ISSO)

Redondo Beach, California

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Today

Information System Security Officer (ISSO) Department: Information Technology Employment Type: Full Time Location: Redondo Beach Compensation: $95,000 - $125,000 / year Description As the Information System Security Officer (ISSO) at Impulse, is responsible for maintaining the operational security posture of assigned information systems and supporting the organization's information security program. Working under the direction of the Information System Security Manager (ISSM), the ISSO ensu

Full-time

USD 95,000.00 - 125,000.00 per year

Information System Security Engineer (ISSE)

Los Angeles, California

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 100,200.00 - 203,400.00 per year

Information System Security officer (ISSO) - Security Clearance Required

Sacramento, California

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Today

Kratos Defense & Security Solutions, Inc., is a leading defense technology company focused on unmanned systems, satellite communications, cyber security/warfare, microwave electronics, missile defense, training, and combat systems. Our customers include the U.S. federal government, foreign governments, commercial enterprises, and state and local government agencies. At Kratos, we prioritize affordability as a cornerstone of our technology. We leverage proven, cutting-edge methodologies and techn

Full-time

USD 140,000.00 per year

Information System Security Manager - *Security Clearance Required*

Sacramento, California

•

Today

Full-time

USD 175,000.00 per year

Information System Security Officer

Palmdale, California

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Today

Job Description Do you want to be part of a culture that inspires employees to think big, perform with excellence and make the impossible become reality? Are you looking for a fast paced, dynamic work environment that is blazing through uncharted territory and accepting the multiple challenges our company and nation face? We provide the resources, inspiration and focus - if you have the passion and courage to dream big, work hard, and have fun doing what you love then we want to build a better

Full-time

USD 113,900.00 - 200,905.00 per year

Information System Security Officer (ISSO) *

Patterson, California

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9d ago

Requisition Number: 25661 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $72,181.00 - $100,000.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS) , a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in

Full-time

USD 72,181.00 - 100,000.00 per year

Principal System Security Engineer

Fullerton, California

•

Today

Move Forward with Volt Volt is immediately hiring for a Principal System Security Engineer, Fullerton, CA As a Principal System Security Engineer, you will: Interact with the customer to define SSE requirements, solutions, trades, costs, implementation, system impacts, and effectiveness Develop plans and estimates, task execution, project tracking, reporting, and risk identification and mitigation plans Ensure compliance with National Institute of Standards and Technology (NIST) Risk Management

Full-time

Compensation information provided in the description

ISSO-893-OL

Remote or Maryland

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Today

REQUIRED: TO BE CONSIDERED FOR THIS POSITION YOU MUST HAVE AN ACTIVE TS/SCI W/ FULL SCOPE POLYGRAPH SECURITY CLEARANCE (U.S. CITIZENSHIP REQUIRED) Provides aid to the program, organization, system, or enclave's information assurance program. Lends assistance for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies. Maintains operational security posture for an information system or program to ensure information systems security

Full-time

USD 78,000.00 per year

Ruby on Rails Developer

San Diego, California

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5d ago

Title: Ruby on Rails Developer Location: San Diego, CA (Onsite) Duration: 6-12 Months Visa: No H1b The ideal candidate will be passionate about technology, resourceful, and have excellent skills working with a team.The principal technologies this engineer will use on a daily basis are Ruby on Rails, PostgreSQL Linux server.We are looking for an individual who is able to understand a web service API framework and work to improve complex interfaces and front-end-facing employee and customer softw

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Full-time

50 - 60

Senior Cybersecurity Engineer

El Segundo, California

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Today

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,

Full-time

USD 166,400.00 - 249,600.00 per year

Senior Cloud Infrastructure Architect

Remote

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3d ago

Infinite Solutions Inc. is a California-based Information Technology Solution provider specializing in delivering enterprise technology and digital transformation solutions for public-sector clients since 1997. With deep expertise in systems integration, ERP implementations, data analytics, and modernization, we support mission-critical initiatives for State and local agencies. Our team is known for combining technical excellence with a practical, results-driven approach to solving complex busin

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Contract, Third Party

Depends on Experience

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System Security jobs in California, USA