Junior Mechanical Engineer

At Two Six Technologies, we build, deploy, and implement innovative products that solve the world’s most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what’s possible to empower our team and support our customers in building a safer global future.Overview of Opportunity Two Six Technologies is seeking a Junior Mechanical Engineer to drive the design and development of custom electronic systems that support critical cybersecurity and national security missions. In this role, you will take ownership of mechanical design efforts, engage deeply with multidisciplinary teams, and contribute across the full product development lifecycle—from requirements and modeling to prototyping, testing, and production readiness. This position is ideal for engineers with a solid mechanical engineering foundation who are ready to step into greater technical responsibility and autonomy. Key Responsibilities: Contribute to mechanical design activities for custom electronic hardware, including 3D CAD modeling, detailed drawings, and BOM development. Define, interpret, and manage mechanical requirements and interfaces for PCBs, enclosures, and integrated electronic assemblies. Drive prototyping, mechanical validation, and iterative design improvements using appropriate testing methods and tools. Collaborate with electrical, manufacturing, and program teams, and interface with vendors to support fabrication, procurement, and production. Perform thermal, structural, and tolerance analyses to ensure designs meet performance, reliability, and environmental requirements. Basic Qualifications: Bachelor’s degree in Mechanical Engineering, Electrical Engineering, or a related technical discipline. 1+ years of mechanical engineering experience in product development or hardware-focused environments. Proficiency with 3D CAD tools (SolidWorks preferred). Working knowledge of mechanical fabrication methods (e.g., machining, sheet metal, injection molding) and DFx principles. Experience with thermal and/or structural analysis concepts and tools. Experience with 3D printing for rapid prototyping. Strong communication skills and ability to work effectively in a multidisciplinary, fast-paced environment. Ability to work on-site at our Arlington, VA headquarters. Preferred Qualifications: Bachelor's degree in Mechanical Engineering or a related discipline. Knowledge of ASME Y14.5 GD&T and ASME Y14.100 drawing standards. Familiarity with environmental testing standards (e.g., MIL-STD-810). Experience with additive manufacturing and rapid prototyping. Exposure to security certification processes such as FIPS 140-3. Exposure to EMI/EMC testing processes such as FCC Part 15. Active Top Secret clearance preferred (not required). Security Clearance: Must be eligible and willing to obtain a U.S. security clearance. #LI-ZS1 #LI-ONSITETwo Six Technologies is committed to providing competitive and comprehensive compensation packages that reflect the value we place on our employees and their contributions. We believe in rewarding skills, experience, and performance. Our offerings include but are not limited to, medical, dental, and vision insurance, life and disability insurance, retirement benefits, paid leave, tuition assistance and professional development. The projected salary range listed for this position is annualized. This is a general guideline and not a guarantee of salary. Salary is one component of our total compensation package and the specific salary offered is determined by various factors, including, but not limited to education, experience, knowledge, skills, geographic location, as well as contract specific affordability and organizational requirements.Salary Range$77,553 - $116,330 USD Looking for other great opportunities? Check out for all our Company’s current openings  Ready to make the first move towards growing your career? If so, check out the This will give you step-by-step directions on applying, what to expect during the application process, information about our rich benefits and perks along with our most frequently asked questions. If you are undecided and would like to learn more about us and how we are contributing to essential missions, check out our page We share information about the tech world around us and how we are making an impact Still have questions, no worries You can reach us at . We are happy to connect and cover the information needed to assist you in reaching your next career milestone. Two Six Technologies is an Equal Opportunity Employer and does not discriminate in employment opportunities or practices based on race (including traits historically associated with race, such as hair texture, hair type and protective hair styles (e.g., braids, twists, locs and twists)), color, religion, national origin, sex (including pregnancy, childbirth or related medical conditions and lactation), sexual orientation, gender identity or expression, age (40 and over), marital status, disability, genetic information, and protected veteran status or any other characteristic protected by applicable federal, state, or local law.  Additionally, please be advised that this business uses E-Verify in its hiring practices. By submitting the following application, I hereby certify that to the best of my knowledge, the information provided is true and accurate.