Top 15 Sr. principal mechanical design Jobs in Rockford, Il

Sr. Principal Mechanical Design Engineer
Safran —Rockford, IL
- $125,000 - $170,000 a year
- Full-time
- Schematics
- 8 years
- Analysis skills
8d
Senior Engineer, Drafting/Product Definition (Onsite)
Collins Aerospace —Rockford, IL
- $86,800 - $165,200 a year
- Full-time
- Office
- 3 years
- Travel
- Paid holidays
- Loan repayment program
13d
Senior Mechanical Test Equipment Engineer (Onsite)
Collins Aerospace —Rockford, IL
- $86,800 - $165,200 a year
- Full-time
- Schematics
- 3 years
- In-person
- Paid holidays
- Loan repayment program
4d
Senior Casting Engineer (Onsite)
Collins Aerospace —Rockford, IL
- $86,800 - $165,200 a year
- Full-time
- Up to 50% travel
- 3 years
- Travel
- Paid holidays
- Loan repayment program
Senior Project Engineer
Kerry —Beloit, WI
- $129,000 - $211,850 a year
- Microsoft Excel
- 5 years
- Engineering
Senior/Staff Mechanical Pump Engineer (Aerospace)
Woodward, Inc. —Loves Park, IL
- $93,000 - $181,000 a year
- Full-time
- Bachelor of Science
- Bachelor's degree
- Organizational skills
- Paid parental leave
- AD&D insurance
Quick Apply
Sr. Process Engineer, Amazon Air
Amazon.com Services LLC —Rockford, IL
- $107,600 - $161,700 a year
- Weekends as needed
- Microsoft Excel
- Engineering
- Pass drug screening
- AD&D insurance
- Health insurance
Senior Electrical Engineer
Hawkins Inc —Loves Park, IL
- $100,000 - $130,000 a year
- Ability to walk for extended periods
- Bachelor of Science
- Writing skills
- Employee stock purchase plan
- Paid holidays
Quick Apply
Senior Electrical Engineer (Hardware)
Emerson —Rockford, IL
- $100,000 - $140,000 a year
- Full-time
- 5 years
- Bachelor of Science
- Mentoring
- Paid parental leave
- Health insurance
Senior/Staff Mechanical Engineer - Technology Development (Fuel Systems)
Woodward, Inc. —Loves Park, IL
- $93,000 - $171,600 a year
- Full-time
- Hybrid work
- Bachelor of Science
- Doctor of Philosophy
- Mentoring
- Paid parental leave
- AD&D insurance
Quick Apply

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Sr. Principal Mechanical Design Engineer

Safran -
Rockford, IL

Apply Now

Job Details

Full-time
$125,000 - $170,000 a year
8 days ago

Qualifications

Mechanical valves
Fluid dynamics
MATLAB
Engineering phase involvement
Schematics
Performance testing in mechanical engineering
Computational fluid dynamics (CFD)
Computational modeling
Mechanical drawings
Collaboration with product development teams
Math
Design engineering
Data-driven problem-solving
Engineering product development
Typing
Productivity software
Systems analysis
Simulation analysis
NX
Hydraulics
Cross-functional communication
Data analysis software

Full Job Description

Published 08.09.2026

Company : Safran Electronics & Defense Job field : Mechanics Location : Rockford , Illinois , United States Contract type : Permanent Contract duration : Full-time Required degree : Bachelor's Degree Required experience : More than 8 years Professional status : Professional, Engineer & Manager Salary range : $125,000 - $170,000 based on experience ITAR : ITAR Controlled position

Published 08.09.2026

Job Description

Position Overview:
This position is for a Senior Principal Mechanical Design Engineer – particularly with hydraulic component and system integration experience and a keen interest in the design, analysis, and application of a variety of hydraulic components. This person will demonstrate experience in all aspects of development process and is considered a subject matter expert recognized in Actuation products. The role's primary focus will require significant experience in the design and development of rotary and linear actuation products in the Civil and Military Defense industries. The applicant will principles and techniques of mechanical engineering to ensure design preparation is in accordance with applicable specifications, customer requirements and standard work practices; interfaces with various functional groups to coordinate conceptual, preliminary, and detailed unit design, engineering documentation releases, development testing, qualification testing, and entry into service.
This individual must be an analytical thinker and be disciplined in ing robust design methodologies and engineering principles (modeling, simulation, data acquisition etc.) to develop and realize solutions.
Primary Responsibilities:

Contribute to the design effort for mechanical and hydraulic actuation products and systems. These designs will be to Aerospace standard including but not limited to RTCA/DO-160.
Innovates to improve technical solutions and/or processes while working with limited oversight
Mentors and delegates to junior employees
Customer focal in certain elements of development
Evaluate and analyze mechanical hardware to determine relevancy and cost effectiveness for incorporation into current and future products
Coordinate/Collaborate across the Actuation System Business Units to identify opportunities for commonization and optimization of product and process
Generate design documentation including requirements specifications, design details, test procedures and reports.
Support the selection and coordination of product vendors throughout the entire product lifecycle to include vendor qualification, issue resolution, and product acceptance

-Manage, execute, document, and present the results of Relentless Root Cause -Corrective Action investigations crossing functional boundaries

Prepare and review the drawings and layouts for production parts and test equipment.

Job Requirements

Experience/Qualifications

Hydraulic circuit layout, design, and hydraulic loss / leakage evaluation experience
Hydraulic valve design, tailoring, and application experience
Hydraulic motor design and application experience (fixed, variable, over-center)
CFD (Computational Fluid Dynamics) experience
Gearbox, load limiter, drive shaft, asymmetry brake design application experience
Rotary and linear actuator design and application experience
NX software experience
There will be some computer work and drawing interpretation, as well as a familiarity with schematics or Engineering drawings.
Ability to advanced mathematical concepts.
Evaluate concepts by creating analytical models and provide direction on which concept will meet component and or system level performance.
Provide analysis support throughout the development of a product/concept
Analyze data and performance of designs, recommend actions to create optimized design
Interact cross-functionally with a wide variety of people and teams. Work closely with engineers to identify opportunities for design improvements.
Fundamental typing skills as well as familiarity with Microsoft Office Suite and MATLAB.
Exceptional written and oral communication skills
Demonstrated ability to stand out, overcome barriers and deliver results.
Demonstrable critical thinking and analytical skills, including the ability and confidence to make conclusions and recommendations from data
Work with a team of engineers to design, develop, test and document mechanical components.
Ability to manage multiple tasks simultaneously

Education
Bachelor's degree in Mechanical or Aerospace Engineering and a minimum of 10 years of prior relevant experience unless prohibited by local laws/regulations

Advanced Degree in a related field and minimum 8 years experience OR
In absence of a degree, 12 years of relevant experience is required
U.S. Citizenship required

But what else? (advantages, specific features, etc.)

Travel requirements up to 10%

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sr. principal mechanical design jobs in rockford, il

Sr. Principal Mechanical Design Engineer

Senior Engineer, Drafting/Product Definition (Onsite)

Senior Mechanical Test Equipment Engineer (Onsite)

Senior Casting Engineer (Onsite)

Senior Project Engineer

Senior/Staff Mechanical Pump Engineer (Aerospace)

Sr. Process Engineer, Amazon Air

Senior Electrical Engineer

Senior Electrical Engineer (Hardware)

Senior/Staff Mechanical Engineer - Technology Development (Fuel Systems)

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