Date Posted: 2025 09 18 Country: United States of America Location: HTX36: Richardson, TX 3200 E Renner Rd , Richardson, TX, 75082 2402 USA 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: DoD Clearance: Top Secret Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers' toughest challenges and to meet the demands of a rapidly evolving global market. The Collins Aerospace Mission Systems Integrated Strategic Solutions (ISSE) engineering team is seeking a self motivated Senior Mechanical Engineer that thrives in the design, development, and integration of dynamic electro mechanical systems and controls involving items such as pulleys, gear boxes, sensors, motors, actuators and hydraulic pumps. The selected candidate will also work closely with other disciplines, such as Electrical and Systems Engineering to ensure all mechanical systems and components meet requirements during all phases of our military communication systems and trailing wire systems products' lifecycle. Collins Aerospace is redefining the future of aerospace in Richardson, TX to enable our warfighter to be as effective as they can be in the realm of nuclear deterrence. Collins takes great pride in how our products are making our country safer, and we want you to join us if you're as motivated and passionate about that mission as we are. This is an ONSITE position located in Richardson, TX. What You Will Do: Communicate technical topics and issues in a clear and concise manner to both technical peers as well as non technical team members. Responsible for the design and documentation of high complexity mechanical and electro mechanical hardware such as gear boxes, motors, actuators, hydraulic pumps, bearings, and large rotating equipment. Perform analysis on components to ensure such requirements as sizing, strength, and dynamic load are met throughout the product life cycle. Manage and process Engineering Change Orders (ECOs), ensuring compliance with military standards and customer requirements. Address supplier driven changes, component obsolescence, and Diminishing Manufacturing Sources and Material Shortages (DMSMS). Perform finite element analysis (FEA) using ANSYS to ensure compliance with structural integrity and fatigue performance criteria. Conduct prototype build, integration, and testing activities to validate component and system level compliance to customer requirements. Conduct and provide constructive feedback during peer reviews. Mentor and document knowledge to provide technical domain guidance to both members of own team and beyond. Work proactively and in a self driven manner with an integrated product team (IPT) to manage project scope and budget, as well as identify risks and opportunities. Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience Knowledge of commercial and military standards such as RTCA DO 160 and MIL STD 810. Background in the design and qualification of mechanical components and assemblies that include sensors, motors, actuators, pulleys, gears, and pumps. Proficiency with 3D CAD software (SolidWorks, Creo, CATIA, NX, or similar) and the ability to apply best practices with said tools. Proficiency with structural Finite Element Analysis (FEA) tools (Ansys Mechanical, Abaqus) and best practices. Qualifications We Prefer: Possession of an active U.S. government issued Secret or Top Secret clearance. Ability to quickly acquire technical domain knowledge and contribute to the design/implementation of sophisticated electro mechanical systems. Knowledge of A Kit electromechanical design, including the applicability of SAE AS50881. Direct experience working on aircraft or ground based military platforms. Direct experience with the design, analysis, and qualification of wire or cable tensioning systems. Knowledge of commercial and military electromechanical form factors, design, and analysis methods. Experience with ruggedization techniques for commercial hardware. Experience working with and managing sub contractors. Can apply and interpret ASME Y14.5 Geometric Dimensioning & Tolerancing best practices. Experience with fatigue, modal, random vibration, transient shock, and acoustic analyses is a plus. Knowledge of relevant military standards such as MIL STD 1472 and MIL STD 461. Working knowledge with MATLAB and Simulink tools is a plus. Working knowledge of Agile development methods for hardware. Either familiar with or preferably experienced with Control Account Management (CAM) and earned value techniques Experience in the preparation of proposals and presentations. Experience designing using advanced materials and methods including composites and additive manufacturing. Ability to lead a team and serve as a technical mentor to junior engineers. What We Offer Medical, dental, and vision insurance Three weeks of vacation for newly hired employees Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option Tuition reimbursement program Student Loan Repayment Program Life insurance and disability coverage Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance,â¯critical illnessâ¯insurance, group legal ID theft protection Birth, adoption, parental leave benefits Ovia Health, fertility, and family planning Adoption Assistance â¯â¯â¯â¯â¯â¯â¯â¯ Autism Benefit Employee Assistance Plan, including up to 10 free counseling sessions Healthy You Incentives, wellness rewards program Doctor on Demand, virtual doctor visits Bright Horizons, child and elder care services Teladoc Medical Experts, second opinion program â¯And more!⯠Learn More & Apply Now! Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions â whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you'll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. *Please ensure the role type (defined below) is appropriate for your needs before applying to this role. 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. At Collins, the paths we pave together lead to limitless possibility. And the bonds we form â with our customers and with each other propel us all higher, again and again. Apply now and be part of the team that's redefining aerospace, every day. The salary range for this role is 82,000 USD 164,000 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 â 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.