Engineer II, Mechanical Design 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

Three weeks of vacation for newly hire

Generous 401(k) plan with matching

Tuition reimbursement

Student Loan Repayment Program

Life insurance and disability coverage

Additional insurance options

Adoption Assistance

Wellness programs

Job summary

Collins Aerospace in Rockford, IL is seeking an Engineer II, Mechanical Design Engineering, to design test equipment and systems for MPC and aerospace products. You will lead test equipment activities from build to commissioning and ensure designs meet specs and budgets.

You will collaborate with cross-functional teams, develop calibration requirements, and drive lean improvements in testing and manufacturing. A STEM degree and 2+ years' experience are required; the role is onsite in Rockford.

Qualifications

• Typically requires a STEM degree and minimum 2 years of relevant experience.
• Experience in designing mechanical rotating equipment is preferred.
• AutoCAD and NX (Siemens) proficiency is desirable.

Responsibilities

• Design test equipment and systems for MPC applications.
• Lead test equipment activities from build to commissioning.
• Review test results and recommend modifications to meet specs and test objectives.
• Develop performance, maintenance, and calibration requirements for test stands and equipment.
• Participate in peer reviews of specifications, designs, and concepts for test equipment.
• Collaborate with Product Engineers, Program Managers, Quality Engineers, Manufacturing Engineers, and Operations Managers.

Skills

Mechanical test equipment design

Test equipment leadership

Lean manufacturing

Education

STEM degree

Tools

AutoCAD

NX (Siemens)

Job description

Date Posted: 2026-10-21

Country: United States of America

Location: US-IL-ROCKFORD-P1 2421 11th St 2421 11TH ST-P1

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

We are seeking an Engineer II, Mechanical Design Engineering, to join the Mechanical Power Conversion (MPC) division of Collins Aerospace. The successful candidate will design mechanical test equipment and systems used for production, research and development (R&D), and qualification testing of advanced military and commercial aerospace products, including fuel pumps, air turbine starters and blowers, engine and airframe gearboxes, and lube and scavenge pumps.

What You Will Do

• Design test equipment and systems for MPC (Mechanical Power Conversion) suite of mechanical power generation, transmission, and distribution products for military and commercial applications.
• Research, plan, design, and develop mechanical, thermodynamic, hydraulic, and power transmission test equipment for engineering tests, qualification testing, and production testing of engine & aircraft mounted gearboxes, air turbine starters, main fuel pumps, integrated fuel pumps, and lube & scavenge pumps
• Document drawings, schematics, diagrams, and specifications of test equipment designs.
• Lead test equipment activities including build, assembly, checkout, verification/validation, and commissioning.
• Review test results in relation to equipment design or rated specifications and test objectives and recommend modification or adjustments of equipment to meet specifications.
• Develop performance, maintenance, and calibration requirements for test stands and equipment.
• Participate/lead peer reviews of specifications, designs, and concepts for test equipment, components, and systems.
• Work independently and on cross‑functional teams with Product Engineers, Program Managers, Quality Engineers, Manufacturing Engineers, and Operations Managers.
• Communicate and cooperate with Quality Clinic and related departments to ensure product quality and support the test of field issues.
• Complete work on time, within quality standards, per specifications and contracts, and within budget constraints.
• Define and prepare confidential test equipment proposals including schedule and budget to design, construct, and install test equipment and facility infrastructure.
• Research, analyze, evaluate, and qualify improvements and alternatives for machines, components, subsystems, process methods, and system designs.
• Utilize lean manufacturing and continuous improvement methodologies in manufacturing, testing, and transactional processes to drive improvement in quality and test efficiency.

What You Will Learn

• You will learn in-depth knowledge of fuel pumps, air turbine starters, blowers, engine and airframe gearboxes, and lube and scavenge pumps, including their functions and how they get tested.
• You will learn how to manage projects from inception to completion, focusing on developing multimillion‑dollar test stands and equipment, including project planning, execution, and delivery.

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

Qualifications We Prefer

• Experience in the design of mechanical rotating equipment.
• Experience in the design of hydraulic and fluid circuits.
• AutoCAD (preferred 2D drafting format) and NX – 3D CAD by Siemens (SolidWorks)

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!

*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 possibilities. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.

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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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.