Principal Mechanical Engineer I

About the role

CesiumAstro is a developer and pioneer of communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We are seeking a Principal Mechanical Engineer I to join our dynamic and cross-functional team.

Responsibilities

• Responsible for the mechanical design of Cesium products through all phases of the development process.
• Design mechanical solutions from initial concept design through requirements definition, detailed design, simulation, analysis, manufacturing, testing, qualification, and in-orbit support.
• Thermal management design, precision machining principles, thermal simulation and analysis, shock and vibration simulation and analysis, electromagnetic interference/compatibility (EMI/EMC) mitigation techniques, geometric dimensioning and tolerancing (GD&T), finite element analysis (FEA).
• Develop, validate, and optimize mechanical designs.
• Present engineering design review materials to customers and executive team.
• Participate in proposal-writing efforts.

Requirements

• Bachelor of Science (BS) or Master of Science (MS) degree in Mechanical or Aerospace Engineering from an accredited university or institution.
• 9 years of industry experience in design and analysis of electronics packaging, including thermal, vibration, and stress dynamics.
• Demonstrated expertise in packaging high-power and high-density electronic assemblies.
• Strong understanding of thermal management techniques for spaceborne and/or high-power electronics.
• Experience designing hardware for launch and spaceflight environments (or similar).
• Expertise in finite element analysis and thermal simulation tools (Ansys or similar).
• Expert-level proficiency with professional mechanical CAD tools (SolidWorks or similar).
• Experience with precision machining, advanced manufacturing processes, and tolerance analysis.
• Experience with EMI/EMC mitigation techniques.
• Strong understanding of GD&T and aerospace drawing practices.
• Excellent written and verbal communication skills.

Qualifications

• Eligible to obtain the required authorizations from the U.S. Department of State.

Skills

• Thermal management design.
• Precision machining principles.
• Thermal simulation and analysis.
• Shock and vibration simulation and analysis.
• Electromagnetic interference/compatibility (EMI/EMC) mitigation techniques.
• Geometric dimensioning and tolerancing (GD&T).
• Finite element analysis (FEA).
• Cost analysis.

Benefits

• Full-time employment offers include company stock options and a generous benefits package featuring health, dental, vision, HSA, FSA, life and retirement plans.

Pay

$134,000 - $161,000 per year

Schedule

Full-time