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Associate Principal Engineer, Aero/Acoustics

Calspan

St. Paul, MN · Posted September 22, 2026

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About the job

Overview

Calspan is the world’s number one supplier of ground-based testing solutions and expertise for the aerospace industry. Our customers get a single, experienced partner to help them efficiently validate engine and airframe performance across development, production and maintenance, repair and overhaul (MRO). We are looking for a motivated Associate Principal Aero/Acoustics Engineer to join our team.

This position is on-site at our newly renovated St. Paul, MN location.

Responsibilities

Provide aero and acoustic design solutions, concepts, analysis, and calculations for Jet Engine Test Cells utilized in ground test facilities

Support sales/marketing quotations with trade-offs, analyses and recommendations for optimal and cost-effective solutions

Partner with other team members to perform aerodynamic and acoustic field surveys of existing facilities and assist in commissioning and validating new test facilities

Prepare technical proposals and reports as required

Presentations at conferences or at customer sites

Qualifications

Qualifications:

Master’s degree in aeroacoustics, vibration, aerodynamics or related discipline

10+ years of related experience or a combination of education and experience equivalent to above

Hands-on airflow/acoustic measurement experiences in test cell environments

Strong analytical and problem-solving skills in aero/acoustics, fluid dynamics, and statistics

Knowledge of jet noise, vibration, infrasound, noise conversion, and compressible flows

Familiarity with FFTs, microphones and vibration measurement, dynamic data acquisition, computer

software skills (CFD, MATLAB, LabVIEW)

Team player with interpersonal skills and positive attitude.

Excellent written and verbal communication skills.

Ability to travel up to 30%

Be Calspan

At Calspan, we want you to feel supported from day one. Our team members enjoy affordable, competitive benefits; four weeks of PTO; 10 company holidays; onsite training; and opportunities to build skills, grow your career, and make an impact.

Calspan 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, disability, or veteran status. Calspan supports safe and drug free workplace through pre-employment background checks and drug testing.

The salary range provided is a general guideline. Actual pay will depend on several factors, including, but not limited to, education, experience, training, and other applicable qualifications. Calspan is committed to pay transparency in compliance with applicable state and local laws.

All candidates must be 18 years of age or older, and eligible to work in the United States without requiring now or in the future Visa Sponsorship.

Salary Range (min) USD $130,000.00/Yr.

Salary Range (max) USD $162,000.00/Yr.