Principal Additive Manufacturing Design Engineer

Date Posted: 2026-06-23 Country: United States of America Location: US-CT-EAST HARTFORD-RTRC H ~ 411 Silver Ln ~ RTRC H Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required after day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Join us and help shape the future of aerospace and defense. The Additive Manufacturing Process and Capability Center (AMPCC) encompasses a critical mass of Additive Manufacturing (AM) process and industrialization experts, the necessary equipment, and develops the strategic collaborations needed to rapidly mature the technology and manufacturing readiness of AM. The AMPCC focuses on the research, development and deployment of additive manufacturing tools and processes for our business units. What You Will Do The Principal Additive Manufacturing Design Engineer will be challenged with solving unique and interesting problems to enable new commercial aerospace and defense products. They will be responsible for one or more of the following activities as they relate to the AMPCC, including: Development, demonstration, and documentation of design methodologies and tools for additive manufacturing including conventional CAD and implicit modeling-based approaches Enhancement of design tools through the development of custom modules and scripts Topology Optimization for generation of geometries enabled by additive manufacturing across structural, thermal, or hydrodynamic domains Execution of Design for Additive Manufacturing (DFAM) projects to support business unit evaluation and adoption of additively manufactured components and systems Definition of AM software tools and methodologies for interconnection of individual tools into a unified toolchain Establish relationships with government, industry, academic, and RTX Business Units and lead development of whitepapers, project concepts, and responsive proposals Provide training and knowledge transfer to RTX Business Units while disseminating best practices to increase the rate of additive adoption Management of multiple design, development, and demonstration projects Qualifications You Must Have The preferred candidate should have a strong understanding of engineering principles and hands on experience working with laboratory equipment. Candidate must be able to work effectively in a multidisciplinary, collaborative team environment focused on innovation and have demonstrated both verbal and written communication skills including: Typically requires a University Engineering Degree or equivalent experience and minimum 8 years prior relevant experience, or an Advanced Degree in a related field and minimum 5 years experience Expert CAD user (Siemens NX preferred) for mechanical design and product engineering Advanced scripting experience with CAD tools, Matlab, Python, VBA, JavaScript or similar Experience with implicit modeling tools such as nTop including development of custom blocks Understanding of the AM process using laser powder bed fusion Experience with finite element analysis (e.g. Ansys, Abaqus, COMSOL) Qualifications We Prefer Preferred candidates for this position will have an MS or PhD in Mechanical Engineering or related technical field. Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. If you live within a reasonable commute of an RTX site with other colleagues you interact with, your manager will discuss whether there is a degree of onsite presence associated with this role. Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.