Junior AC&R Mechanic - 27870

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Date: Mar 26, 2026

Location: San Diego, CA, California, United States

Company: HII's Mission Technologies division

Requisition Number: 27870 

Required Travel: 11 - 25%

Employment Type: Full Time/Hourly/Non-Exempt

Anticipated Salary Range: $36,920.00 - $41,600.00 

Security Clearance: Ability to Obtain  

Level of Experience: Entry Level 

 

This opportunity resides with Global Security (GS). Mission Technologies’ Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business.

As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination—not readiness in piece-parts.

For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems—from small watercraft to submarines, surface combatants and aircraft carriers—HII ensures a high state of readiness.

HII supports the Department of Energy’s national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country. HII meets clients’ toughest nuclear and environmental challenges.

 

Leadership Mindset at HII – Mission Technologies

Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every team member contributes to our mission and culture:

  • Know & Grow Your People – Commit to learning and supporting team success.
  • Build Relationships – Communicate openly, collaborate well, and build trust.
  • Take Ownership – Deliver on commitments and take pride in your work.
  • Customer First – Focus on the mission and those we serve.
  • Shape the Future – Bring ideas, curiosity, and continuous improvement.
  • Act with Urgency – Take initiative and follow through with purpose.

These capabilities guide how all employees contribute to our shared success across Mission Technologies.

Summary

Join HII as we keep the world's most powerful Navy afloat! The COMNAVAIRPAC Carrier Engineering Maintenance Assist Team (CEMAT) is looking for a junior level Air Conditioning & Refrigeration (AC&R) Mechanic. The junior mechanic will supports shipboard maintenance by performing HVAC diagnostics and repairs, conducting equipment assessments, and assisting with safety checks and crew training. This is a full-time position, located in San Diego, CA.

What You Will Do

  • Conduct material condition assessments, troubleshooting and repairs on various equipment throughout the ship.  
  • Conduct shipboard surveillances (Quality and Safety).
  • Train Ships Force on proper assessment techniques.
  • Train Ships Force on using technical documentation such as drawings and technical manuals.
  • Validate equipment installed on CVNs to verify APL accuracy.
  • May perform duties as a general mechanic.

What You Must Have

  • High School education and 1 year of related experience, or Trade School or equivalent. Must provide own hand tools as designated per trades specialty.
  • Must have a current EPA 608 Universal License.
  • Troubleshoot and repair HVAC systems maintaining compliance with safety.
  • Maintaining detailed logs, repair documentation, and safety checklists.
  • Experience adhering to OSHA standards.
  • Conducting routine safety surveillances and risk assessments.
  • Must be able to obtain a SECRET security clearance, and base/ship access.

Bonus Points For

  • A current, active DoD Security clearance.
  • Supporting health and safety programs.
  • Leading or assisting with implementing corrective actions to minimize workplace accidents.
  • Experience responding to emergency repair calls.

Physical Requirements

Must be able to lift, carry and transport heavy equipment and boxes. The exact weight requirements will be determined by the specific job, but no less than 30 lbs. Able to work on and climb ladders, work in extreme temperature environments, aboard ships, in shipyards, under industrial conditions and in confined spaces. Able to perform other duties as required which may involve high heat, humidity, noise and dirty conditions, working aloft or over the sides of vessels. May ride ships at sea for extended periods. May require wearing a respirator. Most work is performed aboard ships or in industrial conditions. Travel may be required within and outside of the continental United States.


The listed salary range for this role is intended as a good faith estimate based on the role's location, expectations, and responsibilities. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.

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 of national defense – the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that’s right for you. Apply today. We look forward to meeting you.

To learn more about Mission Technologies, click here for a short video: https://vimeo.com/732533072

HII is more than a job - it’s an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.

Why HII
We build the world’s most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

Recognized as one of America’s top large company employers, we are a values and ethics driven organization that puts people’s safety and well-being first. Regardless of your role or where you serve, at HII, you’ll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career.

Together we are working to ensure a future where everyone can be free and thrive.
All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.

Do You Need Assistance? 
If you need a reasonable accommodation for any part of the employment process, please send an e-mail to buildyourcareer@hii-co.com and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call 1-844-849-8463 for assistance. Press #3 for HII Mission Technologies.