Defense Software Engineer Jobs in Idaho (NOW HIRING)

Protecting What Matters. Powering the Future of Naval Technology. Your work here has global impact. From developing sonar and radar systems to advancing unmanned and undersea platforms, our technologies empower the U.S. Navy and allied forces to operate in some of the world’s most complex environments. As the maritime and underwater battlespace evolves, we continue to push boundaries—driven by innovation, accountability, and a shared commitment to excellence. Join us as we shape the future of naval warfare—safeguarding the seas and strengthening navies worldwide.

Due to the nature of the programs we support, certain roles may require candidates to meet U.S. nationality requirements and be eligible to obtain a security clearance.

How do you find the hidden, detect the soundless, and see the invisible? How would you like to join a team that develops and manufactures next-generation technologies and products that help find our nation’s stealthiest adversaries? Find out more about what we do and the people who currently help us succeed.

• Provide embedded software development support to current and existing airborne receivers.
• Support new development and maintenance of legacy code.
• Responsible for requirements definition, designing software, writing code, testing new and legacy code, and documenting these efforts.
• Work closely with Program Management, other project team members, and customer representatives.
• Participate in bi-weekly software meetings.
• Occasional travel to offsite government and non-government test facilities.
• Other duties as required.

• Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or similar degree.
• 6+ years of experience in Software and Embedded software development and engineering for complex organizations.
• Excellent hardware/software troubleshooting skills.
• High level of initiative with ability to self-manage.
• Embedded Linux experience.
• Experience with digital signal processing concepts, such as A/D, D/A, filters.
• Experience with basic test equipment: Multimeters, Oscilloscopes, Function Generators, Logic Analyzers, Spectrum Analyzers.
• Ability to obtain a US Government security clearance.
• Security clearances are granted to U.S. citizens.

• C# development experience.
• Matlab experience.
• RF experience.
• Cryptography experience.
• IP networking experience.
• FPGA development using VHDL or Verilog.

The expected compensation range for this role is $111,384.00 - $139,152.00. Please note this represents the expected range. Ultra Maritime considers multiple factors when determining final compensation, including the scope and responsibilities of the role, a candidate’s relevant experience and education, certifications and training, as well as current business and market conditions.

At Ultra Maritime, we invest in our employees and their well-being:

• Climate controlled, well-lit and clean work environment!
• Work/life balance that includes up to 3 weeks PTO for first year.
• 8 Paid Holidays, with 3 floating holidays.
• 401k Plan with Company Match.
• Educational Assistance Program (Tuition Reimbursement).
• Wellness Program and incentives.
• Company HSA contributions.
• Insurance Benefits that start 1st of the month following hire.
• Eligibility in Company Performance-based bonuses annually.
• Additional Employee Discounts and Perks.
• Company-Paid Benefits: $75 monthly student loan repayment program, Basic Life Insurance, Basic Accidental Death and Dismemberment (AD&D) Insurance, Short Term Disability, Long Term Disability, Employee Assistance Program (EAP).
• Voluntary Employee-Paid Benefits: Medical and Prescription insurance, Dental insurance, Vision insurance, Supplemental Life Insurance Plans, Supplemental AD&D insurance for Employee and Family, Accident Plan, Critical Illness Plan, Hospital Indemnity Plan, Pet Insurance, Identity Theft.

If you need an accommodation for any part of the application process, please email careers@ultra-us-gbs.com.

Ultra Maritime is an Equal Opportunity Employer. We are committed to providing a workplace that is fair, respectful, and inclusive, and we make employment decisions based on qualifications, merit, and business needs. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, ancestry, ethnicity, marital status, disability, genetic information, protected veteran status, citizenship status, or any other status protected by applicable federal, state, or local law. As a U.S. defense contractor, Ultra Maritime maintains strict standards related to integrity, compliance, and security. We operate a drug‑free workplace and, where permitted by law, may conduct pre‑employment background checks and substance‑abuse screening based on role requirements.

Ultra specialises in providing application‑engineered bespoke solutions. We focus on our customers’ mission‑critical and intelligent systems in the defence, security, critical detection, & control markets. Our capabilities and technologies can be found on many of the world’s long‑term military programmes. We employ over 4,500 employees across the globe and are listed on the London Stock Exchange.