Prototype Machinist (Mech Tech H 3)

Job Description

Mission Technologies, a division of HII, is collecting applications for a Prototype Machinist at our Alexandria, VA location. In this hands-on, fast-paced role, you won’t just fabricate parts—you’ll help shape the future of advanced technology.

Essential Job Responsibilities

• Responsible for machining components from scratch per print, on-time and within budget.
• Required to inspect your own parts to confirm they meet specifications.
• Required to plan, set-up and run manual CNC machines.
• Work both independently and as part of our machining team.

Minimum Qualifications

• 5 years of related experience with High School diploma/GED and/or certification in assigned area preferred
• Proficient with programming, setting-up and operating CNC tools. 5-axis experience is a plus
• Must be experienced using conventional lathes and milling machines
• Must be proficient in the use and reading of various measurement devices including but not limited to rulers and scales, micrometers, calipers, gauges, etc.
• Experience reading and interpreting engineering drawings

Preferred Requirements

• Associate's degree or other 2 year technical degree in related discipline and 3 years of related experience
• Inspect parts to ensure quality with tools such as micrometers and calipers
• Proficient with Mastercam and/or similar CAM software
• Experienced in reading, interpreting and following blueprints, technical drawings
• Knowledge of safety and quality control steps and procedures

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.

Career Growth at HII Mission Technologies

This role is built for individuals who want to grow. As you develop expertise with advanced fabrication technologies and collaborate daily with engineering teams, you’ll gain exposure to design-for-manufacture principles, rapid prototyping workflows, and cutting-edge production methods. High performers have opportunities to expand into lead machinist roles, cross-train in new machining technologies, or transition into engineering support and manufacturing development positions. You’ll be part of a team that invests in your learning, encourages exploration, and helps you build a long-term technical career.