Principal Aerothermal Design Engineer (Onsite)

Collins Aerospace; Windsor Locks (CT); On-site; USD 107,500 - 204,500; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Three weeks of vacation

Generous 401(k) and matching

Tuition reimbursement

Life insurance and disability

Job summary

Collins Aerospace in Windsor Locks, CT, is seeking an experienced Aerothermal Engineer to own turbomachinery design, verify performance maps, and lead cross-functional teams. The role requires DoD Secret clearance and strong STEM background.

Ideal candidates have 8+ years in aerospace or related fields, familiarity with CAD/CFD tools, and ability to mentor junior engineers. On-site, full-time position with extensive benefits and growth opportunities.

Qualifications

• Degree in STEM and 8+ years of relevant experience, or an advanced degree with 5+ years of experience.
• U.S. citizenship required; sole citizenship.
• Experience in aerospace, automotive, power generation, or manufacturing engineering.

Responsibilities

• Execute, coordinate, and oversee aerothermal design for turbomachinery.
• Support root-cause investigations and develop innovative solutions.
• Maintain and develop techniques and standards for aerodynamic design of turbomachinery.
• Participate in multidisciplinary teams to achieve optimal performance.
• Support prototype and production development test activities.
• Identify opportunities to improve engineering processes, tools, and quality control.

Skills

3D CAD

Python

MATLAB

C++

Turbomachinery

Education

STEM degree

Advanced degree in related field

Tools

Unigraphics NX

STAR-CCM+

ANSYS Fluent

ANSYS CFX

Job description

Location: US-CT-WINDSOR LOCKS – 1 Hamilton Rd – BLDG 1

Date Posted: 2026-06-29

Position Role Type: Onsite

Security Clearance: DoD Clearance – Secret (Active and existing required after day 1)

U.S. Citizenship required (dual citizenship not permitted)

What You Will Do

• Execute, coordinate, and oversee all aspects of aerothermal design for turbomachinery
• Support root cause investigations and develop innovative solutions to complex engineering challenges
• Maintain, improve, and develop techniques, methods, and standards for the aerodynamic design of turbomachinery
• Participate in multidisciplinary teams engaged in the design and development of new technologies and system architectures to achieve optimal performance
• Support prototype and production development test activities
• Identify opportunities and establish strategies to improve engineering processes, tools, technologies, and quality control standards
• Perform verification and validation of compressor, turbine, and fan performance maps for relevant applications
• Lead the implementation of changes based on analysis of industry trends and developments in turbomachinery
• Share knowledge, mentor, and help develop the next generation of engineers

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
• U.S. citizenship only (dual citizenship not permitted) is required, as access to information under this program/contract is restricted to individuals with sole U.S. citizenship
• Prior engineering experience within aerospace, automotive, power generation or manufacturing environments

Qualifications We Prefer

• Proficient in 3D CAD modeling applications such as Unigraphics NX or similar
• Skilled in 1D mean line sizing of turbomachinery
• Experienced in 3D blading of centrifugal compressors, radial inflow turbines, and axial fans
• Capable of characterizing turbomachinery performance in a laboratory environment
• Able to use commercial CFD software such as STAR-CCM+, ANSYS Fluent, or ANSYS CFX for turbomachinery design
• Knowledgeable in basic programming using common languages (e.g., Python, MATLAB, C++)
• Understanding of mechanical design principles, including strength analysis and material behavior

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!

Salary Range

$107,500 – $204,500 USD

Equal Opportunity Employer

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.