communications security jobs in california

Lead, Crypto-Communications Security Systems Engineer

San Diego, California

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

USD 125,000.00 - 232,000.00 per year

Lead, Crypto-Communications Security Systems Engineer

San Diego, California

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Today

Full-time

USD 125,000.00 - 232,000.00 per year

Physical Security and Wireless Communications Subject Matter Expert

Remote

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Yesterday

Title: Technical Operations Engineer Location: Remote Duration: 12 Months+ As a Physical Security and Wireless Communications Subject Matter Expert, the Senior Systems Design Engineer is responsible for leading complex technical projects from initial concept through successful implementation. This dual-faceted role requires a deep technical background in both Land Mobile Radio (LMR/DAS) and Physical Security Systems (ACS, CCTV, Intrusion). You will act as a key technical leader, providing guidan

Easy Apply

Contract

$80+

Principal Systems Engineer, Field Services Lead Air & Space Defense Systems

Edwards Air Force Base, California

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Today

Date Posted: 2026-03-09 Country: United States of America Location: US-CA-EDWARDS-AFB-CUST ~ 295 N Wolfe Ave ~ EDWARDS AFB (External Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everyth

Full-time

USD 118,300.00 per year

Systems Engineer II, Field Services Air & Space Defense Systems

Edwards Air Force Base, California

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Today

Date Posted: 2026-03-23 Country: United States of America Location: US-CA-EDWARDS-AFB-CUST ~ 295 N Wolfe Ave ~ EDWARDS AFB (External Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everyth

Full-time

USD 75,800.00 per year

Senior Electrical Engineer

Remote or Atlanta, Georgia

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Today

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Arcadis is looking for a Senior Electrical Engineer, with an interest in des

Full-time

USD 120,000.00 - 170,000.00 per year

Electrical Engineer II - ASIC/FPGA Mission Systems (Onsite)

El Segundo, California

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Today

Date Posted: 2026-03-05 Country: United States of America Location: US-CA-EL SEGUNDO-E04 ~ 2006 E El Segundo Blvd ~ BLDG E04 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 Joining Collins Aerospace isn't just about finding a

Full-time

USD 75,800.00 per year

Contractor Program Security Officer (CPSO) Jr, Sr, Mid - 27346

Patterson, California

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Yesterday

{"description": "Requisition Number: 27346 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $51,324.00 - $107,120.00 Security Clearance: Top Secret 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 de

Full-time

USD 51,324.00 - 107,120.00 per year

Experienced or Senior or Expert Level Product Security / Cyber Security Engineer

Long Beach, California

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Today

Experienced or Senior or Expert Level Product Security / Cyber Security Engineer Company: The Boeing Company Boeing Global Services (BGS), Cabin, Modifications, Maintenance (CMM) is a One Boeing opportunity to engage across the business units and global design centers. BGS CMM - Systems Engineering is seeking a high performing Experienced or Senior or Expert Level Product Security / Cyber Security Engineer to join this talented and fast paced team, reporting to the BGS CMM Avionics Manager in

Full-time

USD 137,700.00 - 186,300.00 per year

Sr. RMF Security Engineer

San Diego, California

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Today

Leidos has a new and exciting opportunity for a Sr. RMF Security Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vest

Full-time

USD 131,300.00 - 237,350.00 per year

Cloud Based Network Engineer

Remote

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Today

Job ID: 2610495 Location: Remote Work, CA, US Date Posted: 2026-03-31 Category: Information Technology Subcategory: Network Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 25% of the time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_REMOTE Description SAIC is seeking a TACNET ISEA Network Engineer (Fleet Support) to join our team in San Diego, CA. This position is Remote with expectations to be ON-SITE onboa

Full-time

USD 80,001.00 - 120,000.00 per year

Information System Security officer (ISSO) - Security Clearance Required

Sacramento, California

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Today

Job Description 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 method

Full-time

Depends on Experience

Journeyman Security Manager

Patterson, California

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2d ago

{"description": "Requisition Number: 26661 Required Travel: 0 - 10% Employment Type: Full Time/Hourly/Non-Exempt Anticipated Salary Range: $60,697.00 - $80,000.00 Security Clearance: TS/SCI Level of Experience: Mid Employee Referral Amount: $2,500.00 Meet HII's Mission Technologies Division Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution

Full-time

USD 60,697.00 - 80,000.00 per year

Electrical Engineer (Municipal Water/Wastewater)

Remote or Columbus, Ohio

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Today

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role Description: Arcadis is shaping the future of resilient water systems-and we're proactive

Full-time

USD 90,916.00 - 158,240.00 per year

Information Technology Lead (Mgr IS Technology 2) - 27553

Patterson, California

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2d ago

{"description": "Requisition Number: 27553 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $120,684.00 - $150,012.00 Security Clearance: Top Secret Level of Experience: Senior 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 t

Full-time

USD 120,684.00 - 150,012.00 per year

Sr. Principal Network Engineer - Top Secret

Redondo Beach, California

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Today

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to s

Full-time

USD 120,900.00 - 181,300.00 per year

IT System Administrator I - III (Cleared)

Sacramento, California

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Today

Full-time

Depends on Experience

Hardware Engineer (Tactical Network - CANES) | Active Secret clearance

San Diego, California

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Today

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Hardware Engineering, Shipboard Operations, System Integration Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Hardware Engineer with GDIT. A career in Tactical Netw

Full-time

USD 83,927.00 - 113,549.00 per year

Asset Coordinator (Ambassador)

Glendale, California

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Today

Office Manager (Glendale, CA 91201) W2 ONLY > NO C2C,3rd parties, or Sponsorship 3-5 years'' work experience in office management 4 days per week onsite Pay = $35-38.50/hr Must be experienced in MS Office Suite Customer Service focused Keynote and Airtable experience are ideal, but not required Ideal to have experience working for a large corporate enterprise, but not necessarily required if they possess the skills listed within job functions Summary Seeking an Asset Coordinator to join our c

Easy Apply

Contract

Depends on Experience

Sr. Classified Cyber Assurance Analyst

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. CLASSIFIED CYBER ASSURANCE ANALYST SpaceX is seeking a senior classified cyber assurance practitioner to drive the SpaceX classified cyber assurance program forward. The program focuses on three major areas: Asses

Full-time

USD 125,000.00 - 175,000.00 per year

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communications security jobs in California, USA