Mechanical Engineer

Mechanical Engineer Location: Plainview, NY Salary: $120,000 - $160,000 About the Opportunity We are seeking an experienced Mechanical Engineer to join a growing team developing advanced semiconductor capital equipment. This is a highly visible role offering ownership of complex mechanical systems from concept through production, with direct involvement in product architecture, analysis, prototype development, testing, and manufacturing support. The ideal candidate will have a strong background in industrial machine design, vacuum systems, semiconductor equipment, and cradle-to-grave product development. This position provides the opportunity to work on cutting-edge technologies while collaborating with engineering, manufacturing, supply chain, and customer teams. Key Responsibilities * Product Design & System Ownership * Own the mechanical architecture of advanced ion beam deposition and etch systems. * Design and develop: * Vacuum vessels and sealed chambers * Wafer-handling systems * Motion mechanisms * Automation and robotic interfaces * OEM component integrations * Make design decisions that balance performance, reliability, manufacturability, cost, and schedule requirements. * Lead projects through the full product lifecycle, from concept development to production release. * Engineering Analysis & Validation * Perform and lead: * Structural FEA * Thermal analysis * Heat transfer modeling * Motion system analysis * Fluid dynamics evaluations * Develop and execute Design of Experiments (DOE) and validation plans. * Perform root cause analysis and implement corrective design changes. * Support design reviews by presenting technical analyses, risk assessments, and test results. * Prototype Development & Manufacturing Support * Lead prototype development, assembly, testing, and evaluation activities. * Collaborate with manufacturing teams to support builds, integration, and troubleshooting. * Work with Supply Chain on vendor selection, procurement decisions, and component qualification. * Support engineering change activities through ECO processes and PLM systems. * Cross-Functional Leadership * Partner with Process, Electrical, Controls, Manufacturing, and Supply Chain teams. * Define design specifications based on customer requirements and performance objectives. * Ensure compliance with SEMI safety standards and applicable regulatory requirements. * Mentor junior engineers and provide technical guidance across projects. Required Qualifications * Bachelor's Degree in Mechanical Engineering and 8+ years of relevant experience, OR * Master's Degree in Mechanical Engineering and 6+ years of relevant experience. * Experience designing: * Semiconductor capital equipment * Vacuum systems * Precision mechanical systems * Industrial machinery * Strong proficiency with: * SolidWorks, Creo, Inventor, or comparable 3D CAD software * AutoCAD or equivalent drafting software * Experience performing: * Structural FEA * Thermal analysis * Mechanical simulations * Comprehensive understanding of: * Machine design * Sheet metal design * Mechanical assemblies * Design for Manufacturability (DFM) * Experience owning projects from concept through production release. * Hands-on experience building, testing, and troubleshooting prototype equipment. Preferred Qualifications * Semiconductor equipment design experience. * Knowledge of: * Vacuum physics * Thin-film deposition processes * Ion beam technology * Experience with: * Robotics and automation systems * Motion control and motor selection * Industrial sensors and controls * Product Lifecycle Management (PLM) systems * Engineering Change Order (ECO) processes * Familiarity with SEMI S2 and S8 safety standards. * Experience mentoring engineers and leading technical projects. What We're Looking For * Strong ownership mentality with the ability to independently drive projects. * Excellent analytical and problem-solving skills. * Effective communicator capable of presenting technical concepts to engineering teams, leadership, customers, and suppliers. * Hands-on engineer who enjoys both design work and practical hardware development. * Comfortable operating in a fast-paced, growth-focused environment. Job Type & Location This is a Permanent position based out of Plainview, NY. Pay and Benefits The pay range for this position is $120000.00 - $160000.00/yr. Other benefits include: Medical, Dental, and Vision Employee Stock Purchase Plan (ESPP) 401(k) with Company Match Holiday, Vacation, and Sick Time Flexible Spending Accounts (FSA) Commuter Benefits Life and Accident Insurance Disability Insurance Tuition Reimbursement Employee Assistance Program (EAP) Identity Theft Remediation Emergency Travel Assistance Workplace Type This is a fully onsite position in Plainview,NY. Application Deadline This position is anticipated to close on Jul 27, 2026. About Actalent Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing winner for both client and talent service. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email View email address on click.appcast.io for other accommodation options. San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records. Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.