Mechanical Engineer IV Description Who We Are Textron Systems is part of Textron, a $14 billion, multi-industry company employing 35,000 talented makers, thinkers, creators and doers worldwide. We make things that fly, hover, zoom and launch. Things that move people. Protect soldiers. Power industries. We serve customers in industries spanning aerospace and defense, specialized vehicles, turf care and fuel systems. This role is in Textron System's Weapon Systems business area. Visit TextronSystems.com & Lycoming.com to read more about who we are and the products we make! About This Role Textron Systems is seeking a full-time Principal level Mechanical Engineer to join our Advanced Programs team in supporting strategic weapon system technical design solutions. The successful candidate will play a critical role in the design, development, production, and deployment of advanced payload technologies. The position requires collaboration with customers, senior technical advisors, fellow engineers, and suppliers to deliver multidisciplined solutions under dynamic work environments. Responsibilities + Design mechanical solutions for pure mechanical and electro-mechanical designs on technology demonstrations, opportunities, and new business programs + Research, plan, design, and develop mechanical solutions for launch vehicle payloads and their associated ground and support equipment + Create CAD models and 3D drawings, specifications, and interface control drawings for complex assemblies and their constituent subassemblies and components + Contribute to every stage of the system development process, spanning concept design, technical drawings, manufacturing, testing, installation, operation, and ongoing support. + Create component and system designs and perform early‑stage sizing along with stress and dynamic evaluations for aerospace structural elements. + Validate engineering requirements and designs by employing analytical models, simulations, test-data evaluation, and performance assessments. + Develop and deliver technical reports, presentations, and engineering documentation, and engage directly with customers to support project communication. + Participate in internal program sessions, technical discussions with customers, and supplier briefings, and provide updates on design progress during key program reviews. + Mentor and guide junior engineers in mechanical design practices Qualifications + Bachelor's degree in Mechanical Engineering or Aerospace Engineering + 9 years of experience in a relevant field (reduced with an advanced degree) + Active Secret security clearance + Ability to obtain a Special Access Program (SAP) approval + Experience with CAD modeling of electro-mechanical solutions designs (Siemens NX preferred) + Knowledge of geometric dimensioning and tolerancing (GD&T), materials selection, and manufacturing processes + Experience with designing for aircraft, spacecraft, or launch environments preferred + Experience with performing static and dynamic analysis preferred + Proven capability to guide an engineering team or peers and influence key technical choices (Experience in leading an interdisciplinary team through concept creation preferred) + Proficient technical communication and presentation skills How We Care At Textron Systems, our talented people make us successful. Our Company is committed to offering employees opportunities to grow and develop. Our benefits and compensation packages are designed to help our talented employees excel and achieve their goals, so they can make a difference every day in and outside of the workplace. Below are just a few examples! - Flexible Work Schedules - Education Assistance - Career Development & Training Opportunities - Wellness Program (including Fitness Reimbursement) - Medical, Dental, Vision & 401(K) with Company Funding - Paid Parental Leave Are you a Military Veteran? Textron's products and services are trusted everyday by those who protect our country. We are dedicated to hiring these Veterans and aim to translate their skills to make an impact on our Company. Textron's compensation package includes competitive base pay and provides eligible employees with benefit programs. Benefits may include health insurance and prescription plan coverage, dental insurance, family building benefits, vision insurance, mental health resources, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and programs that provide employees time away from work. The pay range should be used as a general guide only. Compensation is based upon candidate experience and qualifications, as well as market and business considerations. In compliance with the local pay transparency law, the pay range for this position is $146,500 - $224,500 per year. EEO Statement Textron is committed to providing Equal Opportunity in Employment, to all applicants and employees regardless of race, color, religion, age, national origin, military status, veteran status, disability, sex (including pregnancy and sexual orientation), genetic information or any other characteristic protected by law. Recruiting Company: Textron Systems Primary Location: US-Massachusetts-Wilmington Job Function: Engineering Schedule: Full-time Job Level: Individual Contributor Job Type: Experienced Shift: Compressed Work Week (9x80) Travel: Yes, 10 % of the Time Job Posting: 07/22/2026, 7:18:02 AM Job Number: 343903