Senior Mechanical Engineer - Air Traffic Solutions (Onsite)

Date Posted:

2026-05-26

Country:

United States of America

Location:

US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance Type:

None/Not Required

Security Clearance Status:

Not Required

Join a team whose impact stretches across the world, and even beyond! Collins Aerospace, an RTX company, is a leader in advanced technologically and intelligent solutions for the global aerospace and defense industry. Collins Aerospace is a world leader in air traffic sensors and automation systems, responsible for providing air traffic tools to ANSPs in the US and abroad. We design, develop, document, deploy, and support COTS-based and custom designed systems, which use the power of the network to share information and aid in decision-making. These systems allow end users to protect people and property.

As a Senior Mechanical Engineer, you will join our Hardware Engineering Team as part of our Connected Aviation business. This is an opportunity to join a team supporting the next generation Air Traffic Control (ATC) systems, as well as providing support to existing fielded systems. We are seeking a mechanical engineer with experience in electronic design, comfortable working with commercial off-the-shelf and custom hardware designs to achieve system requirements.  This opportunity requires a combination of classic design techniques, modern electronics knowledge, and hands-on prototyping skills.

What You Will Do:

• Perform analysis, qualification and acceptance testing on components, assemblies, mechanical fixtures and/or structures.
• Perform and/or oversee preliminary and detailed design activities, ensuring the technical integrity of products meeting all program requirements.
• You will demonstrate your creativity in electronics packaging design using 3D CAD modeling and thermal analysis, ensuring robust and efficient solutions. 
• You will spearhead prototyping and lab integration efforts, applying your hands-on expertise to bring concepts to life effectively. 
• Lead or participate as an independent reviewer in peer reviews to ensure documented processes are followed, work products are validated for producibility and affordability, and proper documentation standards are followed.
• Conduct testing/COTS evaluation activities in the lab in support of Engineering Change Proposals.
• You will support production activities, including potential travel up to 10% to suppliers to the Merrimack, NH Manufacturing facility, ensuring smooth processes and high quality outcomes. 
• Mentor junior engineers along the development cycle of a product, instilling engineering excellence by capturing lessons learned and documenting best practices.
• Interface with other disciplines (Configuration Management, Software Engineering, Systems Engineering, Supply Chain) in support of product development.
• Opportunities to lead a small team of hardware development engineers in support of Engineering Change Proposals.

Qualifications You Must Have:

• 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.
• Experience completing technical documentation relating to Configuration Control, Change Management, Trade Studies, Preliminary and Detailed Design artifacts and presentations
• Experience with Design for Manufacturing and Assembly (DFMA)
• Proficient in 3D modeling and drawing creation in Creo, including GD&T and tolerance analysis
• Proficient with cable design
• Must have an understanding of engineering materials and production methods relevant to them
• Prior experience collaborating in a multi-functional environment (ex: field engineering, supply chain, suppliers, customers)
• U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract

Qualifications We Prefer:

• Experience designing for the integration of COTS devices
• Thermal and structural analysis
• Experience with transition to production
• Project or Team Lead experience
• Earned Value Management (EVM) experience

What We Offer:

Some of our competitive benefits package includes: 

• Flexible work weeks: 9/80A, 5/40; Flexible work Hours:  Core hours, Modified time

• Medical, dental, and vision insurance

• Three weeks of PTO 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

•  And more! 

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. 

Avionics delivers advanced cockpit displays, vision systems, and comprehensive digital solutions for global government, commercial and business aviation customers. We provide connectivity and managed data services to ensure safety and seamless communication for passengers, crews, and militaries, from aircraft and airports to air traffic management. Join us in creating solutions that connect the world, one flight at a time. Start your application today.

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 86,800 USD - 165,200 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.

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