Top Mechanical Engineering Jobs

Develop, integrate, verify, and qualify hydraulic and electromechanical actuation systems for military aircraft. Translate system needs into engineering requirements, create verification strategies and qualification plans, execute testing, analyze results, troubleshoot integration issues, investigate root causes, and communicate technical findings to stakeholders and customers. Collaborate across engineering teams throughout the product development lifecycle and travel approximately 5–15% to company and customer locations.

Develop physics-based modeling and simulation software for missile launching systems. Build mathematical, heat transfer, hydraulic, structural FEA, fluid-structure interaction, and shock-performance models. Analyze missile launch and shock-test data, perform statistical analysis, document results in technical reports and presentations, and communicate with internal and external customers. The role requires onsite work four days weekly in Sunnyvale and eligibility for a U.S. government Secret clearance.

Performs mechanical engineering design and analysis supporting the Susquehanna nuclear power station. Maintains design bases, develops calculations, evaluates plant systems, resolves technical issues, supports modifications, coordinates with site teams and vendors, reviews industry operating experience, and delivers compliant engineering products. The role may be Engineer, Senior Engineer, or Principal Engineer depending on experience and includes participation in emergency response organization functions.

Leads the design and delivery of HVAC, plumbing, and piping systems for industrial and government facilities. Reviews engineering calculations, drawings, specifications, and submittals; coordinates with multidisciplinary teams; resolves complex technical issues; supports project planning, procurement, construction, and client engagement; and ensures code, quality, schedule, and budget compliance. Mentors engineers and designers while serving as the mechanical technical authority throughout the project lifecycle.

Performs setup, optical alignment, calibration, testing, troubleshooting, and rework of optical systems, circuits, components, instruments, and mechanical assemblies. Assists with specialized test equipment selection and setup, and prepares technical reports recommending solutions to technical problems.

Designs and develops precision opto-mechanical subsystems for scalable quantum computing hardware. Responsibilities include optical and mechanical integration, simulations, tolerance and thermal analysis, laboratory assembly, optical stability characterization, root-cause investigations, documentation, and design-for-manufacturing. The engineer collaborates with physicists and multidisciplinary engineering teams to transition research prototypes into repeatable, maintainable products.

Designs, models, integrates, and validates precision opto-mechanical subsystems for scalable neutral-atom quantum computing hardware. Responsibilities include tolerance and error budgets, FEA, thermal and vibration analysis, laboratory characterization, design-for-manufacturing, root-cause investigations, and transitioning research-grade systems into repeatable production hardware. Collaborates with physicists and multidisciplinary engineering teams while providing technical leadership and mentoring to developing engineers.

Coordinates a multi-year industrial facility expansion and capital improvement project. Responsibilities include managing project plans, scope, schedules, budgets, risks, engineering reviews, technical specifications, procurement, vendors, contractors, construction activities, safety, quality, and stakeholder communications. The role requires an engineering background and supports project execution in a manufacturing environment without direct design responsibility.

Design and engineer HVAC and other mechanical systems for chemical, power, and industrial facilities. Responsibilities include developing conceptual designs, construction drawings, cost estimates, energy assessments, ventilation and utility systems, equipment specifications, reports, and Revit models. The engineer coordinates with other disciplines, visits industrial project sites, supports energy conservation analysis, and promotes safe project execution.

Leads mechanical system and component design, analysis, testing, documentation, troubleshooting, and production equipment integration for electric trucks and SUVs. Collaborates with electrical, software, and manufacturing teams; manages project resources; improves reliability and manufacturability; performs safety assessments; supports operators and maintenance personnel; and mentors junior engineers. The role is primarily based onsite in Blythewood, South Carolina, with occasional travel.

Own thermal management and mechanical integration for a high-temperature nuclear power conversion system. Responsibilities include thermal budgeting, heat rejection and cold-sink architecture, recuperator sizing, insulation and instrumentation design, thermal interface management, transient analysis, testing, model correlation, component life assessment, and inspection and maintenance planning. Collaborate across mechanical, electrical, safety, and nuclear engineering teams to develop and commission first-of-a-kind hardware.

Own thermal management for a nuclear microreactor Power Conversion System, including heat budgets, heat rejection, cold-sink architecture, recuperator integration, insulation, thermal interfaces, instrumentation, and transient requirements. Perform thermal and thermo-mechanical analysis, correlate models with test data, support hardware testing and commissioning, and develop inspection and maintenance plans for life-limited components. Collaborate across mechanical, electrical, safety, nuclear, materials, and structural engineering teams.

Own mechanical verification and validation for autonomous vehicles, including requirements decomposition, DVP&R planning, functional and environmental testing, fixture development, troubleshooting, root cause analysis, and corrective actions. Lead compliance testing and certification against automotive and safety standards, coordinate accredited laboratories, maintain certification documentation, and develop mechanical V&V processes, lab capabilities, and toolchains. Collaborate with design, systems, quality, software, OEMs, and suppliers.

Designs and analyzes mechanical systems and equipment for direct reduction plants and new technology initiatives. Responsibilities include conceptual design, technical calculations, equipment and vendor review, drawing checks, technical specifications, field inspections, design improvements, and coordination with consultants and clients. The role supports fabrication, purchasing, aftermarket, and project activities, with 10%–25% domestic and international travel to workshops, job sites, and field assignments.

Leads advanced mechanical and aerospace system design for defense and industrial applications. Oversees CAD modeling, manufacturing drawings, FEA, prototyping, testing, process development, and design optimization. Serves as a technical authority for multidisciplinary projects, mentors engineers, supports proposals and business growth, engages clients and vendors, and ensures compliance with DoD standards and safety requirements.

Lead mechanical engineering role overseeing HVAC, plumbing, and fire protection design projects from concept through construction. Responsibilities include directing project teams, reviewing calculations and deliverables, coordinating disciplines, selecting equipment, managing budgets and schedules, conducting site visits, applying building codes, updating specifications, and implementing quality plans. The role also provides technical mentorship and stakeholder communication.

Develops and implements cost-effective manufacturing processes and product designs. Evaluates new process business cases, presents recommendations, solves complex manufacturing challenges, and designs or sources production equipment, robotic systems, and automation. Creates detailed CAD models and drawings for fabrication. Requires hands-on mechanical experience, machine and component design expertise, manufacturing equipment experience, and a bachelor’s degree in Mechanical Engineering.

Supports the design and development of mechanical components, assemblies, and subsystems for semiconductor equipment. Creates CAD models and engineering documentation, performs tolerance, thermal, and structural analyses, supports prototypes and testing, analyzes test data, troubleshoots design issues, and collaborates with cross-functional engineering and manufacturing teams.

Mechanical Engineer responsible for applications engineering and product development for mechanical seals and flow-control products. Duties include engineering calculations, product selection, design analysis using CSTEDY, technical specifications, failure analysis, field troubleshooting, customer support, testing, prototype development, engineering changes, and project management. The role also provides technical guidance, supports CAD activities, delivers customer presentations and training, and contributes to product enhancements and production transitions.

Own the end-to-end development of one or more robots, from initial concepts and prototyping through manufacturing, deployment, and support. Design hardware, understand system-level tradeoffs, collaborate across teams, iterate quickly and methodically, and mentor other engineers. The role requires strong hands-on mechanical engineering ability and comfort working in fast-paced startups, labs, or technical teams.

Designs and commissions high-rate manufacturing tooling and automation for Starlink optical fiber harnesses. Owns mechanical structures, motion systems, sensors, actuators, controls, and electromechanical integration from requirements through production introduction. Responsibilities include designing fixtures and machinery, programming and debugging equipment, solving precision and yield challenges, collaborating with engineering, quality, and production teams, and supporting fabrication and commissioning on the production floor.

Lead mechanical design and analysis of superconducting MRI magnets and components across the product lifecycle. Responsibilities include CAD modeling, FEA and thermodynamic analysis, prototyping, testing, verification, documentation, engineering changes, manufacturing support, supplier interfaces, and field issue resolution. The role leads productivity and quality improvements while collaborating with cross-functional teams to develop and service advanced MRI systems.

Designs mechanical systems for utility power generation, distribution, and industrial process facilities. Develops PFDs, P&IDs, specifications, site arrangements, and construction documentation. Coordinates multidisciplinary project deliverables, schedules, budgets, constructability, and client expectations. Supervises mechanical engineering staff, applies applicable codes, supports staffing projections, and contributes to business development, proposals, client relationship development, and opportunity identification.

Leads complex mechanical engineering projects for industrial power and process facilities, including utility generation and distribution systems. Performs high-complexity design, analysis, calculations, research, equipment selection, and PFD/P&ID development. Manages project schedules, budgets, quality, client expectations, construction administration, and multidisciplinary coordination. Supervises and mentors engineering staff, supports proposals and business development, develops client relationships, and identifies new opportunities.

Supports the design, modeling, simulation, and experimental validation of thermal management systems for electronics cooling. Responsibilities include thermal-fluid modeling, liquid and two-phase cooling design, machine learning application, data center cooling analysis, experiments, instrumentation, CAD documentation, Python and MATLAB tool development, prototype testing, and collaboration with senior engineers on cooling technology improvements.