Software Engineer (Engineer Software 3) - 29586

Mission Technologies, a division of HII; Maryland; On-site; USD 96,951 - 104,000; Full time

Benefits offered by this job

Best-in-class medical/dental/vision

Tuition reimbursement

401(k) Savings Plan

Employee discounts

Paid holidays and PTO

Education scholarships

Job summary

HII Mission Technologies seeks a Software Engineer to develop space combat power and multi‑domain simulation software supporting force structure planning, Digital Test and Training – Synthetic Environment, and Space Force testing.

You will lead junior engineers on projects within the Space Protection and Response Solution program, including requirements capture and architecture discussions.

Qualifications

• 5 years of relevant experience with a Bachelor's degree in a related field (3 years with a Master's).
• Proficient in C++ and able to compile, link, and debug C++ applications.
• Experience with constructive agent-based, event-driven modeling and simulation.
• Basic space domain knowledge (coordinate systems, orbital propagation).
• Ability to obtain and maintain a TS/SCI clearance.

Responsibilities

• Interacts with team via Confluence, Discourse, GitLab, and Jira.
• Performs code reviews and maintains high quality standards.
• Collaborates with government leadership to align team goals.
• Captures requirements and feedback from customers.
• Updates status and presents progress to leadership and customers.
• Performs multidisciplinary research to support modeling objectives.
• Contributes to simulation software architecture discussions.
• Designs, develops, documents, tests, and debugs space simulation software.

Skills

C++ proficiency

Agent-based modeling

Space domain knowledge

TS/SCI clearance

Requirements gathering

Education

Bachelor's degree in related field

Tools

Confluence

Discourse

GitLab

Jira

Job description

Requisition Number: 29586

Required Travel: 0 - 10%

Employment Type: Full Time/Salaried/Exempt

Anticipated Salary Range: $96,951.00 - $104,000.00

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 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

Role

Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every employee grows, leads, and contributes—regardless 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

HII Mission Technologies is seeking a Software Engineer to develop space combat power and multi‑domain simulation software. This software will support force structure planning, Digital Test and Training – Synthetic Environment, Joint Combatant Command analysis and operations support, Space Force testing and training, and research and development of space systems. As a Software Engineer, you will be expected to maintain and manage workflow of junior engineers, in addition to leading projects under the Space Protection and Response Solution program.

What You Will Do

• Interacts with the team via Confluence, Discourse, GitLab, and Jira.
• Performs code reviews and ensures work quality remains high.
• Works with government leadership to keep the team on course.
• Works with customers to capture requirements and feedback.
• Updates status and presents progress to local leadership and customers.
• Conducts multidisciplinary research to support team development and modeling objectives.
• Contributes to broader team vision and direction discussions.
• Contributes to simulation software architecture discussions.
• Designs, develops, documents, tests, and debugs space simulation software.

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 in related field; or High School Diploma or equivalent and 9 years relevant experience.
• Proficient in C++.
• Completion of a technical coding challenge in C++.
• Understands compiling, linking, and debugging of C++ applications.
• Experience in constructive agent-based, event‑driven modeling and simulation.
• Basic space knowledge (e.g., coordinate systems, time, orbital propagation, etc.).
• Passion for problem‑solving, attention to detail, and the ability to thrive in a fast‑paced and agile development environment.
• Able to obtain and maintain a TS/SCI clearance.

Preferred Requirements

• Python proficiency including embedded Python applications.
• Space domain awareness knowledge.
• Space combat power knowledge.
• Math or physics background.
• Parallel software development knowledge.
• US and Allied space enterprise position experience.
• Active DoD Secret or Top‑Secret Clearance.

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.

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

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 [e-mail] 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.