Junior Mechanical/Electromechanical Engineer (Engineer Mechanical 1)
Date: Mar 13, 2026
Location: Adelphi, MD, Maryland, United States
Company: HII's Mission Technologies division
Requisition Number: 27705
Required Travel: 0 - 10%
Employment Type: Full Time/Salaried/Exempt
Anticipated Salary Range: $70,115.00 - $100,000.00
Security Clearance: Ability to Obtain
Level of Experience: Entry Level
This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems.
HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.
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!
We are seeking a highly motivated Junior Mechanical/Electromechanical Engineer to support advanced research and development efforts with the U.S. Army Research Laboratory (ARL) in Adelphi, MD. This position is designed for early career engineers who thrive at the intersection of mechanical design, electronics, and light software development, and who are excited to build, test, and iterate on cutting edge prototypes.
You will join a collaborative, multidisciplinary team where mechanical engineers work hand in hand with electrical engineers, computer scientists, and system designers. Our programs emphasize rapid learning, hands-on experimentation, and solving real technical challenges that directly support national defense. You will design hardware, integrate sensors, build prototypes, run tests, and analyze data. In this role you will collaborate with a diverse engineering team to create end-to-end solutions, and you will gain broad exposure to robotics, electromechanical systems, materials, Artificial Intelligence/Machine Learning (AI/ML) workflows, and field experimentation techniques.
HII has been a trusted partner to ARL for more than 18 years, and our work continues to expand across research, development, testing, and evaluation. This role offers the opportunity to rapidly develop professionally while contributing to impactful, mission driven technology. Come support our work with the U.S. Army Research Laboratory and join a world class team of groundbreaking scientists and engineers!
Responsibilities: I want to and can do that!
• Develop high fidelity 3D CAD models, assemblies, and drawings using SolidWorks, including electronics housings, precision fixtures, and custom mechanical components.
• Build, integrate, and refine prototype electromechanical systems, working directly with researchers and technicians.
• Apply foundational electronics knowledge to support sensor integration, simple circuitry, embedded modules, and system interconnects.
• Assist with test execution, troubleshooting, and iterative improvement of hardware.
• Use Python or C++ to analyze test data, automate simple workflows, and support algorithm evaluation when needed.
• Document designs, test results, and engineering decisions clearly using Microsoft Office tools.
Requirements: I have already done that or have it!
• 0 years’ experience with Bachelors in related field.
• 1–2 years of relevant engineering experience and a bachelor’s degree in mechanical engineering, electrical engineering, mechatronics, or a related field.
• Must be a U.S. citizen and able to obtain and maintain a security clearance
• Experience with Microsoft Office 365.
• Demonstrated ability to learn quickly and adapt to new tools and technologies.
• At least one year of hands-on experience using SolidWorks.
Preferred Requirements
• Two or more years of experience designing electromechanical systems in lab, research, or industrial settings.
• Strong hands-on prototyping skills; comfortable with tools, fast iteration, and creative problem solving.
• Experience with fabrication technologies such as 3D printing, machining, laser cutting, or rapid prototyping.
• Ability to assemble mechanical and electrical components into functional prototypes and conduct structured system tests.
• Working knowledge of Python or C++ for data handling, automation, or test analysis.
• Prior exposure to Robot Operating System (ROS) or robotic subsystems.
• Ability to design and test simple circuits, wiring harnesses, and sensor interface boards with supervision.
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.