Battery Repair Technician 3 - 27206
Date: Feb 17, 2026
Location: Pocasset, MA, Massachusetts, United States
Company: HII's Mission Technologies division
Requisition Number: 27206
Required Travel: 0 - 10%
Employment Type: Full Time/Hourly/Non-Exempt
Anticipated Salary Range: $57,712.00 - $82,446.00
Security Clearance: Ability to Obtain
Level of Experience: Mid
This opportunity resides with Uncrewed Systems (UxS), a business group within HII’s Mission Technologies division. Uncrewed Systems comprises unmanned underwater vehicles (UUVs), unmanned surface vehicles (USVs) and autonomy software.
HII creates advanced unmanned solutions for defense, marine research and commercial applications. Serving customers in more than 30 countries, HII provides design, autonomy, manufacturing, testing, operations and sustainment of unmanned systems, including unmanned underwater vehicles (UUVs) and unmanned surface vessels (USVs).
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
Come join HII! Where hard stuff is done right!
HII Unmanned Systems is seeking an experienced Technician to come join our team! As our new Technician you will manufacture and test various levels of electromechanical assemblies aligning to autonomous vehicles and auxiliary equipment per drawing specifications.
Your duties and responsibilities include the following:
- Perform integration, assembly, and test of new systems vehicles and auxiliary equipment from work instructions and assembly drawings
- Perform advanced diagnostics and root-cause analysis on lithium-ion battery packs, modules, cells, and related power electronics.
- Troubleshoot, configure, and validate Battery Management Systems (BMS), controller boards, firmware, and communication interfaces
- Commission new battery systems and support system integration with inverters, chargers, and energy management systems.
- Safely perform high and low-voltage testing, verification, and isolation in accordance with company and regulatory safety standards.
- Aid in the development and execute test plans, validation procedures, and functional checks for battery systems and controllers.
- Lead complex repairs and failure investigations, including thermal, electrical, and mechanical issues.
- Provide technical mentorship and training to Level I and Level II technicians.
- Create and maintain documentation including troubleshooting guides, wiring diagrams, and service reports.
- Support continuous improvement initiatives to improve system reliability, uptime, and safety.
- Collaborate with engineering on design feedback, field issues, and product improvements.
- Ensure compliance with safety protocols, quality standards, and regulatory requirements.
What you will be doing..
Performs a variety of duties in the electronic, mechanical, electromechanical, and/or optical areas. Constructs, troubleshoots, calibrates, adjusts, tests, diagnoses, and maintains equipment, components, devices, or systems. Works from schematics, engineering drawings and written or verbal instructions. Operates related equipment; conducts tests and reports data in prescribed format. Performs calibration and alignment checks; makes adjustments, modifications, and replacements as directed; prepares prescribed compounds and solutions. Exclude technicians working in production or quality assurance.
What we are looking for..
- Associates Degree or other 2 year technical degree in related discipline and 3 years of related experience; or High School Diploma or equivalent and 5 years related experience.
- Experience with lithium-ion battery systems or energy storage systems.
- Strong experience working with Battery Management Systems (BMS) and controller board systems.
- Proven ability to troubleshoot electronics at the component and system level.
- Experience with high-voltage DC systems (typically 48V–1000V DC).
- Proficiency with diagnostic tools such as multimeters, oscilloscopes, and data loggers.
- Familiarity with communication protocols.
- Experience reading electrical schematics and wiring diagrams.
- Demonstrated ability to lead technical troubleshooting efforts independently
- Must be able to obtain and maintain a goverment clearance #LI-MH1
Bonus Points for..
- · Associate’s or bachelor’s degree in Electronics Technology, or a related field (or equivalent experience).
- · J-STD soldering certification, or ability to obtain
- · IPC 610 certification for the Acceptability of Electronic assemblies, or ability to obtain
- · IPC 620 certification for Requirements and Acceptance for Cable and Wire Harness Assemblies, or ability to obtain
Physical Requirements
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.