Mechanical Engineer III

JOB DESCRIPTION Mechanical Engineer IIIAxcelis is seeking a Mechanical Engineer I to support the design and development of critical hardware for next-generation semiconductor capital equipment. In this role, you will work as part of a multidisciplinary engineering team to develop mechanical components, assemblies, and subsystems that contribute to the performance, reliability, and manufacturability of advanced ion implantation systems.

This position offers the opportunity to work on complex electromechanical systems while building core engineering skills through hands-on design, testing, analysis, and collaboration with experienced engineers.

Role Focus and Impact Support the design, development, and validation of mechanical components and subsystems

Apply engineering fundamentals to solve technical challenges and improve product performance

Contribute to projects that impact system reliability, throughput, and manufacturability

Develop technical expertise through collaboration with experienced engineers and cross-functional teams

Key Responsibilities Design mechanical components, assemblies, and supporting hardware for semiconductor equipment

Create and maintain 3D CAD models, drawings, and engineering documentation

Assist in translating system and product requirements into mechanical design solutions

Perform basic engineering analyses, including tolerance stack-ups, thermal, and structural, with guidance from senior engineers

Support prototype builds, testing, and design verification activities

Collect, analyze, and document test data to evaluate design performance and identify improvement opportunities

Participate in troubleshooting activities and root cause investigations for design and system-level issues

Collaborate with electrical, controls, manufacturing, sourcing, and service teams to support product development efforts

Assist with engineering change notices, design reviews, and product release activities

Ensure designs meet quality, safety, manufacturability, and reliability requirements

Communicate technical information clearly through reports, presentations, and team discussions

Required Qualifications BS in Mechanical Engineering or related engineering discipline0-3 years of mechanical engineering experience, including internships or co-op experience

Experience with 3D CAD software (Creo preferred, or equivalent)
Understanding of mechanical engineering fundamentals, including statics, dynamics, materials, and machine design

Familiarity with engineering drawings and GD&T principles

Strong analytical and problem-solving skills

Ability to work effectively in a collaborative team environment

Strong written and verbal communication skills

Preferred Qualifications Internship, co-op, or project experience involving product design or electromechanical systems

Exposure to manufacturing processes and assembly methods

Experience with engineering analysis tools or FEA software

Familiarity with laboratory testing and data analysis

Experience working in a fast-paced product development environment

Interest in semiconductor equipment, automation, robotics, vacuum systems, or precision mechanisms

Why Join Axcelis Work on cutting-edge technology used by leading semiconductor manufacturers worldwide

Gain hands-on experience designing and developing advanced capital equipment

Learn from experienced engineers and technical experts

Build expertise in mechanical design, testing, and system integration

Contribute to meaningful engineering challenges with real customer impact

Benefit from a clear technical and professional development path within a growing engineering organization

What We Are Looking For An engineer who is eager to learn and grow technicallyA self-motivated individual who takes ownership of assigned work and follows through on commitments

Someone who enjoys solving complex technical problems through data and collaborationA team player who values quality, attention to detail, and continuous improvement

An individual excited to build a career developing advanced semiconductor equipment and technologyEQUAL OPPORTUNITY STATEMENT It is the policy of Axcelis to provide equal opportunity in all areas of employment for all persons free from discrimination based on race, sex, religion, age, color, national origin, disability status, medical condition (including pregnancy), veteran status, sexual orientation, marital status, or any other characteristic protected by federal, state or local law.  

Axcelis will provide reasonable accommodation necessary to…