203 defense contractor national defense jobs found in Chula Vista, CA

Accounting Specialist Admin/Clerical  Chula Vista, CA true Jul 24, 2026 Accounting Specialist Location: Chula Vista, CA Job ID: #72918 Pay Range: $25-30 Description: The Accounting Specialist (Contractor) will support the Accounting & Controllership team by performing a variety of general accounting activities to ensure timely, accurate, and compliant financial information. This role requires strong attention to detail, the ability to manage multiple priorities, and solid foundational accounting skills. The contractor will work closely with the accounting team to maintain financial records, support month?end close, and assist with day?to?day operational accounting tasks.   Key Responsibilities General Accounting Responsibilities • Prepare and post journal entries related to revenue adjustments, accruals, reclasses, and corrections. • Perform account reconciliations for revenue accounts, AR subledger,...

Inventory Analyst Admin/Clerical  Chula Vista, CA true Aug 28, 2026 Inventory Analyst Location: Chula Vista, CA Job ID: #73098 Pay Range: $23-25 Inventory Analyst responsibilities will include working in the Chula Vista Spares Distribution Center's Inventory Department. You will interface with customers within the WH, various internal customers in other Spares support roles, International Trade Compliance, and Spares leadership. Process documents at high speed and error free within a high-volume, high-paced work environment, troubleshoots technical problems as it relates to inventory control and accuracy. Assesses product needs in accordance with customer specifications. Participate in company programs such as 5s and complies with safety regulations and quality management systems and ensure proper implementation of good warehousing procedures in recording, storage, and inventory control. US Person Benefits provided:...

Customer Sales Support Admin/Clerical  Chula Vista, CA true Jul 31, 2026 Customer Sales Support Location: Chula Vista, CA Job ID: #72955 Pay Range: $41-49/hr 6 months Job Description The Customer Sales Support role is responsible for assisting the sales team and customers by managing inquiries, processing orders, coordinating communications, and ensuring a smooth sales experience. This role helps maintain customer satisfaction, supports sales operations, and contributes to efficient end-to-end service delivery. In detail, the role assists global airline nacelle support needs, responds to customer general inquiries, follows documented procedures, collects data, and provides information to customers to resolve concerns. You will work within a high-performance team environment to maintain 24/7 global support, along with account management responsibilities. Primary Responsibilities Work directly with Airlines, Airline Maintenance and Repair...

Date Posted: 2026-08-04 Country: United States of America Location: US-CA-CHULA VISTA-B107 ~ 850 Lagoon Dr ~ BLDG 107, Mail Zone 1-C Position Role Type: Onsite What We Offer: Benefits:  Some of our competitive benefits package includes:     Medical, dental, and vision insurance    Three weeks of vacation for newly hired employees    Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option    Tuition reimbursement program   Student Loan Repayment Program    Life insurance and disability coverage    Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection   Birth, adoption, parental leave benefits   Ovia Health, fertility, and family planning    Adoption Assistance             Autism Benefit    Employee...

Landing Craft Utility Contractor Instructor Coronado, CA  • Position Open Now   Job Type Full-time, Contract Description Prevailance is seeking an experienced, mission-focused professional to support the Surface Warfare Engineering Schools Command (SWESC) and PMS 339 Specialized Engineering as a Landing Craft Utility (LCU) Contractor Instructor. The role involves providing instruction, operation, testing, remediation, curriculum updates, administration, safety, and management support services for formalized naval training.   The LCU Instructor supports technical and military training for U.S. and Allied naval enlisted personnel in Coronado, CA, ensuring upgrades and improvements to instruction as needed.   Responsibilities: Prepare classrooms, workstations, and labs, ensuring all equipment and instructional materials are ready before instruction Perform operational checks on...

Landing Craft Utility Contractor Instructor Coronado, CA  • Position Open Now   Job Type Full-time, Contract Description Prevailance is seeking an experienced, mission-focused professional to support the Surface Warfare Engineering Schools Command (SWESC) and PMS 339 Specialized Engineering as a Landing Craft Utility (LCU) Contractor Instructor. The role involves providing instruction, operation, testing, remediation, curriculum updates, administration, safety, and management support services for formalized naval training.   The LCU Instructor supports technical and military training for U.S. and Allied naval enlisted personnel in Coronado, CA, ensuring upgrades and improvements to instruction as needed.   Responsibilities: Prepare classrooms, workstations, and labs, ensuring all equipment and instructional materials are ready before instruction Perform operational checks on...

Cybersecurity Engineer II |  San Diego, CA Applying to this job will open a new window on the employer's web site to apply there. Posted Date 8/21/2026 Description Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments. Lyntris supports U.S. and allied defense organizations across every branch — including Navy, Army, Air Force, Space Force and allied partners — spanning strategic, operational and tactical missions and every domain: Space, Air, Land, Sea and Cyber. With more than 200 active defense programs, Lyntris works...

Software Engineer I |  San Diego, CA Applying to this job will open a new window on the employer's web site to apply there. Posted Date 8/12/2026 Description Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments. Lyntris supports U.S. and allied defense organizations across every branch — including Navy, Army, Air Force, Space Force and allied partners — spanning strategic, operational and tactical missions and every domain: Space, Air, Land, Sea and Cyber. With more than 200 active defense programs, Lyntris works at...

DevOps / Platform Engineer (Level II) |  San Diego, CA Applying to this job will open a new window on the employer's web site to apply there. Posted Date 4/02/2026 Description Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments. Lyntris supports U.S. and allied defense organizations across every branch — including Navy, Army, Air Force, Space Force and allied partners — spanning strategic, operational and tactical missions and every domain: Space, Air, Land, Sea and Cyber. With more than 200 active defense programs,...

Field Service Representative |  San Diego, CA Applying to this job will open a new window on the employer's web site to apply there. Posted Date 3/26/2026 Description Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments. Lyntris supports U.S. and allied defense organizations across every branch — including Navy, Army, Air Force, Space Force and allied partners — spanning strategic, operational and tactical missions and every domain: Space, Air, Land, Sea and Cyber. With more than 200 active defense programs, Lyntris...

Cybersecurity Analyst / Information Systems Security Officer (ISSO) |  San Diego, CA Applying to this job will open a new window on the employer's web site to apply there. Posted Date 3/18/2026 Description Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments. Lyntris supports U.S. and allied defense organizations across every branch — including Navy, Army, Air Force, Space Force and allied partners — spanning strategic, operational and tactical missions and every domain: Space, Air, Land, Sea and Cyber. With more than...

Future Engineering Opportunities *This position requires an active U.S. national security clearance. To learn more about the security clearance process please access this link .    Accelint is a mission-driven technology company focused on strengthening national security and supporting critical industries .  We build the technologies that help operators and organizations see what’s happening, make faster and better decisions, take action with confidence, and stay ready for what comes next. Our work includes advanced sensors, autonomous systems, mission command and control software, AI-enabled training and simulation, and tools that improve logistics, maintenance, and overall readiness.   For nearly 30 years we have supported military and civilian agencies across the Department of Defense, U.S. allies and partners, and essential industries. When you join Accelint, your work directly contributes to protecting national security and...

Integrated Master Scheduler Accelint is a mission-driven technology company focused on strengthening national security and supporting critical industries .  We build the technologies that help operators and organizations see what’s happening, make faster and better decisions, take action with confidence, and stay ready for what comes next. Our work includes advanced sensors, autonomous systems, mission command and control software, AI-enabled training and simulation, and tools that improve logistics, maintenance, and overall readiness.   For nearly 30 years we have supported military and civilian agencies across the Department of Defense, U.S. allies and partners, and essential industries. When you join Accelint, your work directly contributes to protecting national security and strengthening the systems our society depends on.     This position requires active U.S. national security clearance and the ability to obtain one. To...

Junior Operating Systems Engineer (Embedded Linux / Yocto) |  San Diego, CA Applying to this job will open a new window on the employer's web site to apply there. Posted Date 7/13/2026 Description Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments. Lyntris supports U.S. and allied defense organizations across every branch — including Navy, Army, Air Force, Space Force and allied partners — spanning strategic, operational and tactical missions and every domain: Space, Air, Land, Sea and Cyber. With more than 200 active...

Network Engineer |  San Diego, CA Applying to this job will open a new window on the employer's web site to apply there. Posted Date 5/30/2026 Description Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments. Lyntris supports U.S. and allied defense organizations across every branch — including Navy, Army, Air Force, Space Force and allied partners — spanning strategic, operational and tactical missions and every domain: Space, Air, Land, Sea and Cyber. With more than 200 active defense programs, Lyntris works at every...

We are seeking a highly motivated Training Specialist to support the analysis, development, and implementation of Navy training systems and programs. This role involves conducting training needs assessments, evaluating alternative training solutions, supporting curriculum development, and preparing formal documentation in accordance with Navy standards and processes (e.g., NAVEDTRA 130 series).   Duties & Responsibilities  Provide installation support for multiple programs and systems at NAVWAR. In accordance with the Navy Modernization Process (NMP) and following the Enterprise Change Request Process (ECRP), use configuration and change management tools, including SPIDER and CAPS, to ensure that installation packages are delivered in a complete state and in a timely      fashion. Monitor development timelines to ensure they are consistent with Integrated Master Schedules and Fielding Plans. Develop and present...

Aegis BL 9 Combat Systems Coordinator (CSC) / Senior Aegis (FCA)   Clearance Level Secret   Category Program Instruction Support   Location San Diego, California (Onsite Workplace) Apply Now Key Skills For Success Classroom Teaching Instructional Materials Teaching Share REQ#:  RQ222408 Public Trust:  None Requisition Type:  Regular Your Impact Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure. Job Description TRAINING SPECIALIST SENIOR -  Aegis BL 9 Combat Systems Coordinator (CSC) / Senior Aegis Fire Controlman (FCA) Make meaningful contributions that fuel critical outcomes for some of the most complex government, defense, and intelligence projects. Join GDIT as a...

ASW Training Specialist   Clearance Level Secret   Category Program Instruction Support   Location San Diego, California (Onsite Workplace) Apply Now Key Skills For Success Military Team Training Technical Support Training Training Techniques Share REQ#:  RQ223189 Public Trust:  None Requisition Type:  Regular Your Impact Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure. Job Description TRAINING SPECIALIST SENIOR -  ASW Training Specialist Make meaningful contributions that fuel critical outcomes for some of the most complex government, defense, and intelligence projects. Join GDIT as a Training Specialist Senior for a career where your growth is just as...

CTT / Electronic Warfare Supervisor (EWS) Tactical Trainer   Clearance Level Secret   Category Program Instruction Support   Location San Diego, California (Onsite Workplace) Apply Now Key Skills For Success Design Training Needs Assessment Training Techniques Share REQ#:  RQ222402 Public Trust:  None Requisition Type:  Regular Your Impact Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure. Job Description TRAINING SPECIALIST SENIOR -  CTT/Electronic Warfare Supervisor (EWS) Tactical Trainer Make meaningful contributions that fuel critical outcomes for some of the most complex government, defense, and intelligence projects. Join GDIT as a Training Specialist Senior...

Littoral Combat Ship (LCS) Tactical Action Officer (TAO) Trainer at LCS Training Facility, San Diego, CA   Clearance Level Secret   Category Program Instruction Support   Location San Diego, California (Onsite Workplace) Apply Now Key Skills For Success Leadership Lesson Planning Teaching Methods Training Training Techniques Share REQ#:  RQ212570 Public Trust:  None Requisition Type:  Regular Your Impact Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department of Defense’s mission to keep our country safe and secure. Job Description Training Specialist Principal - LCS Tactical Action Officer Transform technology into opportunity as a Training Specialist Principal with GDIT. At GDIT, people are our...