Raytheon Technologies

Principal Mechanical Engineer - Hydraulics and Machine Design (Onsite)

Raytheon Technologies$107K — $204K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Degree in STEM field and minimum 8 years of experience, or Advanced Degree with 5 years of experience.
  • Ability to obtain and maintain a U.S. government security clearance; U.S. citizenship required.
  • Experience with military or automotive hydraulic systems and their interaction with dynamic components.

Responsibilities

  • Communicate complex technical topics clearly to both technical and non-technical team members.
  • Design and document both legacy and new hydraulic systems for high complexity dynamic systems.
  • Contribute to choosing mechanical and electro-mechanical components like gear boxes and pumps.
  • Analyze selected components to ensure they meet functional requirements.
  • Oversee prototype build, integration, and testing to validate systems against customer requirements.
  • Provide constructive feedback during peer reviews.
  • Mentor team members and document technical knowledge for broader sharing.

Benefits

  • Medical, dental, and vision insurance
  • Three weeks of vacation for newly hired employees
  • Generous 401(k) plan with employer matching and contributions
  • Tuition reimbursement and Student Loan Repayment Programs
  • Life insurance and disability coverage
  • Adoption and parental leave benefits
  • Employee Assistance Program with up to 10 free counseling sessions
  • Wellness rewards program and virtual doctor visits
  • May be eligible for relocation assistance
Full Job Description
Date Posted:
2026-06-12
Country:
United States of America
Location:
US-TX-RICHARDSON-461 ~ 3200 E Renner Rd ~ RENNER BLDG 461
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

The Collins Aerospace Mission Systems engineering team is seeking a self-motivated Principal Mechanical Engineer that thrives in the design, development, and integration of dynamic electro-mechanical systems. Said individual will be heavily involved in design and documentation of hydraulic systems, primarily focused on the use of pumps, hydraulicly driven components (such as brakes), and selection of fittings and tubes.

Individuals may also be involved with items involving gear boxes, motors, and larger dynamic rotating machinery. The selected candidate will also work closely with other disciplines, such as Electrical, Systems, and Test 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 warfighters 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.

Sign-on Bonus Eligible

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 both legacy and future hydraulic systems on a small family of high complexity dynamic systems.
  • Contributes to the design and/or selection of mechanical and electro-mechanical hardware such as gear boxes, motors, hydraulic pumps, bearings, and large rotating equipment.
  • Perform analysis on selected components (such as tubing and fittings) to ensure functional requirements of actuated equipment are met.
  • 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 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience.
  • 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.
  • Experience in design and qualifications of military or automotive hydraulic systems and how the systems interact with dynamic components.


Qualifications We Prefer:
  • Active DoD security clearance.
  • Experience with commercial and military standards such as RTCA DO-160 and MIL-STD-810.
  • Experience with 3D Computer Aided Design (CAD) tools including SolidWorks and Siemens NX.
  • Experience with thermal and structural Finite Element Analysis (FEA) best practices including Ansys, Mechanical CFD++, and Fluent.
  • Experience with interpreting ASME Y14.5 Geometric Dimensioning and Tolerancing best practices.
  • Experience with fatigue, modal, random vibration, transient shock, and acoustic analyses.
  • Experience with relevant military standards such as MIL-STD-1472 and MIL-STD-461.


What We offer:

Some of our competitive benefits package includes:
  • 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, critical illness insurance, group legal, ID theft protection
  • Birth, adoption, parental leave benefits
  • Ovia Health, fertility, and family planning
  • Adoption Assistance
  • 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
  • May be eligible for relocation
  • 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 - 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.

Apply now and be part of the team that's redefining aerospace, every day.

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.

About Raytheon Technologies

Raytheon Solipsys, a wholly-owned subsidiary of the Raytheon Company, is an industry leader in the development of integrated Command and Control (C2) Network-Centric solutions for the Domestic and International DoD and Homeland Security. Through proven systems and software engineering practices, built on the invention and application of innovative technologies, they deliver the C2 infrastructure necessary to effectively control security/military forces in any environment. Their reliable solutions assure information superiority, increased shared awareness, deep sensor reach, aircraft control, air defense, disaster management, and time-critical decision making.

Raytheon Technologies Careers

Join the innovative world of Raytheon Technologies, a leader in aerospace and defense, where we offer unparalleled job opportunities in an environment that champions diversity, leadership, and professional growth.

Work You’ll Do

At Raytheon Technologies, you’ll be part of a company that values innovation and leadership. Our team is dedicated to solving some of the most complex challenges in aerospace and defense, making significant impacts worldwide. With a culture that fosters diversity and inclusion, you will collaborate with some of the brightest minds in the industry.

Transform Your Career

Step into a role that harnesses your skills and propels your career to new heights. Raytheon Technologies is not just about thinking big but making those big ideas happen. We provide robust career development opportunities that include comprehensive training and development programs, leadership workshops, and continuous learning through our internal platforms.

Innovate and Lead

Join our team of over 60,000 professionals globally, who are not only experts in their fields but are also driven by a passion for innovation and excellence. At Raytheon Technologies, you are positioned at the forefront of the industry, where your work directly contributes to groundbreaking advancements in technology and defense.

Internship and Employment Opportunities

Whether you’re starting your career or looking to advance, Raytheon Technologies offers a range of employment and internship opportunities that can help you achieve your professional goals. Our internships provide a solid foundation of skills and experiences, while our full-time positions offer a path to personal and professional growth within the company.

Benefits and Culture

Our employees enjoy a competitive package of benefits and rewards that reflect their invaluable role in our company. From health and wellness programs to performance bonuses and flexible working conditions, we ensure our team members are well taken care of.

Networking and Professional Development

At Raytheon Technologies, networking and professional development are part of our DNA. We encourage our employees to engage in internal and external networking events, leadership training, and diversity initiatives that enhance their career journey.

Join Our Team

Explore the numerous positions available that match your skills and interests. We are looking for passionate, curious, and solution-driven team players who are ready to take their career to the next level.

Stay Connected

Keep up to date with career tips, industry insights, and the latest innovations—all from the people who work here. Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences.

Prepare for Your Future

Ready to apply? Enhance your resume and prepare for your interview with our comprehensive support tools and resources. Discover the exciting and rewarding career opportunities that await at Raytheon Technologies.

SEARCH RAYTHEON TECHNOLOGIES JOBS

Join us in our mission to create a safer future and be a part of a team that values integrity, excellence, and teamwork. At Raytheon Technologies, your career is just the beginning of a lifelong journey of professional and personal growth.
Learn more about Raytheon Technologies
Size
14,771 employees
Market Cap
$32,494
Industry
Founded
1922
NASDAQ

Similar Jobs

More Jobs at Raytheon Technologies

More Aerospace & Defense Jobs

Find similar Principal Mechanical Engineer - Hydraulics and Machine Design (Onsite) jobs: