Principal Engineer - Jet Engine Propulsion

Principal Propulsion Engineer

Big vision. Bold tech. Fast growth. Join a lean, fast-growing aerospace team redefining what’s possible. Come join the mission!

Location: Roswell, GA

Work Type: Full-Time | On-Site

Salary Range: $160,000 – $170,000

COMPANY PROFILE:

PBS Aerospace is a world-class designer and manufacturer of small turbojet engines powering the next generation of advanced unmanned aerial and missile systems for the U.S. Department of Defense. With unmatched power-to-weight performance, precision engineering, and rapid manufacturing capability, transforming the propulsion landscape.

As the company scales a new high-volume production facility in Roswell, GA, we are building a team of exceptional engineers who want to make an impact, grow fast, and be part of something extraordinary.

FEATURES AND BENEFITS:

• Competitive compensation and performance-based bonus opportunities
• Comprehensive health, dental, and vision coverage
• 401(k) with company match
• Professional development and advancement opportunities
• Dynamic, collaborative engineering environment with direct impact on national defense programs

ROLE YOU WILL PLAY:

The Principal Propulsion Engineer will lead the design, development, and testing of advanced gas turbine propulsion systems. This is a hands-on leadership position that drives next-generation turbojet programs from concept through validation and production.

If you’re an innovative problem solver who thrives in a fast-paced, cross-functional environment—and you want your engineering work to have real-world impact—this is the opportunity for you!

Key Responsibilities:

• Lead propulsion system development initiatives from concept through qualification and production
• Conduct trade studies and system analyses to guide design strategy and performance optimization
• Design and analyze turbomachinery components and subsystems
• Perform aerodynamic and structural evaluations to resolve design and service issues
• Develop engineering documentation, including drawings, models, specifications, and reports
• Lead propulsion system testing and data analysis for validation and optimization
• Provide technical mentorship and oversight to junior engineers
• Support New Product Introduction (NPI) initiatives and the PBS technology roadmap

BACKGROUND PROFILE:

• U.S. citizenship required (defense contractor eligibility)
• Bachelor’s degree in Mechanical or Aerospace Engineering (Master’s or Ph.D. preferred)
• 10+ years of experience in gas turbine propulsion design and development
• Proven success leading turbomachinery projects from concept through testing
• Expertise with CAD and analysis tools (FEA, CFD); proficiency with Creo, ANSYS preferred
• Deep knowledge of thermodynamics, fluid dynamics, materials, and structural design
• Strong understanding of aerospace manufacturing processes (brazing, welding, additive, forging, casting, machining)
• Familiarity with DFM/DFA principles for high-volume production
• Experience with MIL-STD requirements and defense propulsion programs strongly preferred
• Collaborative, high-energy, and detail-oriented team leader