Mechanical Engineer II

To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.

About the role

CesiumAstro is a developer and pioneer of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.

In this position, you will be responsible for mechanical designs of Cesium products through all phases of the development process. The ideal candidate will be proficient in electronics packaging design, mechanical simulations and analyses, computer-aided design (CAD), spacecraft mechanical interfaces, and environmental qualification of electronic assemblies.

As a Cesium mechanical team member, you will be responsible for mechanical designs from initial concept design through requirements definition, detailed design, simulation, analysis, manufacturing, testing, qualification, and in-orbit support of Cesium's products.

Responsibilities

• Mechanical design of satellite, spacecraft, and aerospace systems hardware
• Thermal management design and thermal simulation/analysis
• Precision machining principles application
• Shock and vibration simulation and analysis
• EMI/EMC mitigation techniques implementation
• Geometric dimensioning and tolerancing (GD&T) application
• Finite element analysis (FEA) for design validation and optimization
• Cost analysis to support design decisions
• Presentation of engineering design review materials to customers and leadership

Requirements

• Bachelor of Science (BS) and minimum of 2–5 years of industry experience in design and analysis
• OR Master of Science (MS) and 0–3 years of industry experience in design and analysis
• Strong understanding of mechanical engineering principles
• Strong analytical, troubleshooting, and problem-solving skills
• Experience with CAD tools such as SolidWorks, CATIA, Creo, or AutoCAD
• Practical understanding of DFM/DFMA implications of material and process selection
• Knowledge of GD&T, drafting standards, and engineering documentation practices
• Experience with engineering analysis tools such as ANSYS, MATLAB, or similar
• Experience with CNC manufacturing
• Excellent written and verbal communication skills

Preferred Experience

• Familiarity with electronics assemblies and experience working closely with electrical engineers
• Aerospace industry design, development, qualification, and aerospace manufacturing processes
• Experience in electronics packaging, including thermal, vibration, and stress dynamics or in spacecraft structures and mechanisms
• Experience with EMI/EMC mitigation techniques

Benefits

• Company stock options
• Health, dental, vision, HSA, and FSA benefits
• Life, disability, and retirement plans