Junior Mechanical/Electromechanical Engineer (Engineer Mechanical 1)

HII's Mission Technologies division • Adelphi, MD

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About The Position

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 DivisionOur 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/732533072Come 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!

Requirements

• 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.

Nice To Haves

• 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.

Responsibilities

• 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.

Benefits

• 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level