Engineer II - Mechanical Engineering (Onsite)

Collins Aerospace; Rockford (IL); On-site; USD 69,000 - 131,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

3 weeks of vacation

401(k) plan with matching

Tuition reimbursement

Student Loan Repayment

Life insurance

Disability coverage

Parental leave

Wellness program

Employee assistance

Paid time off

Job summary

Collins Aerospace is seeking a Mechanical Engineer in Rockford, IL to work onsite on fluid systems and pump technology. You will engage in manufacturing, assembly, testing, and troubleshooting to deliver reliable performance and drive improvements across engineering, manufacturing, and quality teams.

The role emphasizes root-cause analysis, collaboration across functions, and hands-on problem solving with a strong focus on product reliability and process enhancements.

Qualifications

• Degree in Science, Technology, Engineering or Mathematics (STEM) required or equivalent
• Minimum 2 years of relevant experience or an Advanced Degree
• Aerospace/mechanical experience is a plus

Responsibilities

• Support fluid systems and pump technology activities across manufacturing, assembly, testing and troubleshooting
• Troubleshoot production issues using root cause analysis to identify and resolve problems
• Assist in implementing design and process improvements to address defects and performance issues
• Collaborate with engineering, manufacturing, quality and supply chain to boost product quality and efficiency
• Participate in field issue investigations and support corrective actions
• Communicate findings and project updates to internal teams and customers
• Identify risks and help mitigate delays and ensure timely completion of projects
• Support continuous improvement initiatives related to pump performance and reliability
• Attend project status meetings to review progress and priorities
• Support overall process improvements and manufacturing reliability initiatives

Job description

Date Posted: 2026-10-14

Country: United States of America

Location: US-IL-ROCKFORD-P6 4747 Harrison Ave 4747 HARRISON AVE-P6

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of “U.S. Person” go here. https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62

Security Clearance Type: None/Not Required

Security Clearance Status: Not Required

We are seeking a motivated Mechanical Engineer who enjoys solving hands-on technical challenges and seeing their work make a real impact. In this role, you’ll work with fluid systems and pump technology, gaining hands-on experience in manufacturing, assembly, testing, and troubleshooting. You’ll investigate technical issues, identify root causes, and collaborate with engineering, manufacturing, and quality teams to develop practical solutions that improve product performance and reliability. This is an opportunity to contribute ideas, improve processes, learn from experienced professionals, and take ownership of meaningful engineering challenges while continuing to develop your technical skills and grow your career.

What You Will Do

• Support fluid systems and pump technology activities, including manufacturing, assembly, troubleshooting, and performance testing.
• Troubleshoot production assembly and product acceptance test issues, using root cause analysis to identify and resolve technical problems.
• Assist in implementing design and process improvements to address manufacturing defects, equipment performance issues, and operational challenges.
• Collaborate with engineering, manufacturing, quality, and supply chain teams to improve product quality, production efficiency, and overall process performance.
• Participate in field issue investigations by gathering technical data, identifying potential root causes, and supporting corrective and preventive actions.
• Communicate technical findings, project updates, and potential risks to internal teams and external stakeholders to support timely issue resolution and customer satisfaction.
• Apply analytical problem-solving and technical communication skills to resolve engineering and manufacturing challenges and support projects through completion.
• Identify potential technical and production risks, support mitigation planning, and help implement solutions to minimize delays and disruptions.
• Participate in project status meetings with engineering and manufacturing teams to review progress, address open issues, and coordinate priorities.
• Support continuous improvement initiatives related to pump performance, fluid handling systems, manufacturing processes, and product reliability.

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) unless prohibited by local laws/regulations and minimum 2 years of prior relevant experience or an Advanced Degree in a related field or in absence of a degree, 6 years of relevant experience

Qualifications We Prefer

• Hands-on mechanical aptitude and experience working with mechanical hardware, fluid systems, pumps, or rotating equipment.
• Experience supporting manufacturing, assembly, testing, troubleshooting, or continuous improvement in a production environment; aerospace experience is a plus.
• Strong communication and interpersonal skills, with the ability to collaborate effectively across engineering, manufacturing, quality, and other cross-functional teams.
• Strong organizational skills and attention to detail, with the ability to manage multiple priorities in a fast-paced environment.
• Analytical and problem-solving skills, including the ability to investigate issues, identify root causes, and support corrective actions.
• Ability to communicate technical challenges, raise concerns early, and work collaboratively to resolve issues at all levels of the organization.
• Demonstrated initiative, accountability, and willingness to take ownership of tasks and contribute to team success.

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, 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!

The salary range for this role is 68,900 USD - 131,100 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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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 – with our customers and with each other -- propel us all higher, again and again.