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Navy Training Baseline Developer (Engineer Software 3) 30175

HII


Job Location:

Norfolk - UK

Yearly Salary: GBP 96951 - 125000
Posted: 29 September 2026 (18 hours ago)
Application Deadline: 27 December 2026
Vacancies: 1 Vacancy

Job Summary

Requisition Number:30175

Required Travel: 0 - 10%

Employment Type:Full Time/Salaried/Exempt

Anticipated Salary Range:$96951.00-$125000.00

Security Clearance:Ability to Obtain

Level of Experience:Senior

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 coordinationnot 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 systemsfrom small watercraft to submarines surface combatants and aircraft carriersHII ensures a high state of readiness.

HII supports the Department of Energys 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 employee grows leads and contributesregardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our organization. We look for candidates who want to grow in alignment with these capabilities:

  • 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

Mission Technologies a division of HII is seeking a Software Engineer 3 support software development across the Navy Training Baseline (NTB) product line including JSAF JBUS RAVE ERM MDS NEXUS JMAC CS3 and ATD. As part of the Navy Continuous Training Environment (NCTE) Software Engineering team this engineer contributes to the design implementation testing and sustainment of modeling and simulation systems that enable Live Virtual and Constructive (LVC) Fleet training. This position is eligible for hybrid work.
This role involves developing and maintaining robust scalable software; integrating simulation systems across distributed architectures; and collaborating with developers systems engineers and subject matter experts to meet Navy training objectives. The Software Engineer 3 works under general direction independently determining and developing approaches to solutions that contribute to successful project and program execution.

What You Will Do

Design develop document test and debug applications software and distribute simulation systems containing logical and mathematical solutions.
Contribute to the enhancement integration and sustainment of NTB products including JSAF JBUS RAVE ERM MDS NEXUS JMAC CS3 and ATD.
Perform development on Red Hat Linux platforms using Java JavaScript (ExtJS/Vue) shell scripting and modern IDEs such as IntelliJ or Eclipse.
Work with technical leads and end users to implement maintainable effective and secure software capabilities aligned with Fleet training requirements.
Apply modeling and simulation techniques and domain protocols including TENA HLA and DIS to support distributed training systems.
Conduct multidisciplinary research and collaborate with hardware/system designers to support the planning and development of electronic data processing systems.
Analyze user needs and system capabilities to resolve issues related to program intent input/output requirements and programming techniques.
Prepare operating instructions assist in writing technical documentation and support the creation of proposals briefings and user manuals.
Ensure software standards cybersecurity guidelines and NCTE architecture requirements are met.
Work is performed in an office environment typical for software engineering roles. May require on-site support at NCTE facilities.

What You Must Have

5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Strong understanding and broad application of software engineering principles concepts and best practices.
Proficiency in Java development object-oriented design and debugging within Linux environments.
Experience developing multithreaded applications and working with Java-focused IDEs such as IntelliJ or Eclipse.
Working knowledge of Git for version control and software configuration management.
Strong communication skills and ability to work in collaborative team environments.
Ability to obtain and maintain a Secret security clearance.

Preferred Requirements

Experience with JUnit Agile development methods and CI/CD tools (e.g. Jenkins SonarQube).
Experience with JavaScript development including ExtJS and web technologies.
Familiarity with TENA HLA DIS protocols or other M&S interoperability frameworks.
Experience with scripting languages databases cryptographic log-on and secure coding standards (DISA ASD STIG).
Exposure to C/C or C4I systems.

Physical Requirements
Adequate visual acuity and manual dexterity for meeting the requirements Software Engineer family.


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

Meet HIIs Mission Technologies Division
Our team of more than 7000 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 thats right for you. Apply today. We look forward to meeting you.

To learn more about Mission Technologies click here for a short video:

HII is more than a job - its 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 worlds 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 Americas top large company employers we are a values and ethics driven organization that puts peoples safety and well-being first. Regardless of your role or where you serve at HII youll 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
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- for assistance. Press #3 for HII Mission Technologies.


Required Experience:

IC


About Company

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America's largest shipbuilder with 140+ years advancing U.S. national security — delivering powerful naval vessels, unmanned systems, and all-domain defense technologies.

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