Top Mechanical Engineering Jobs in Denver & Boulder, CO

Independently develop and deliver mechanical design solutions for thermal/mechanical systems, acting as Responsible Engineer on discrete packages. Collect/analyze data, produce technical documentation, mentor junior engineers, coordinate cross-functional teams, and support testing, validation, and stakeholder communications to meet project objectives on schedule and budget.

Design, analyze, and document mechanical systems (propulsion, structures, environmental). Support program milestones by developing technical packages, running analyses, collaborating with cross-functional teams, and communicating findings internally and occasionally to external stakeholders.

Design and develop tooling and MGSE for spacecraft, including assembly fixtures and handling systems, while providing mentorship to junior engineers.

Design and develop spacecraft mechanical systems for satellites and on-orbit vehicles. Assist in structural analysis, prototyping, and integration tasks, ensuring designs meet performance and reliability standards.

The Mechanical Engineer II role involves solving technical problems related to mechanical systems, collaborating with team members, preparing documentation, and supporting project milestones under general supervision.

Design, install, and integrate aircraft mechanical systems and components. Create 3D CAD models, installation layouts, and detailed drawings. Manage PLM/BOM data, apply GD&T and tolerance stack-ups, support prototypes and production, perform root cause analysis, and collaborate across disciplines to ensure manufacturable, maintainable aircraft hardware.

Lead mechanical design, analysis, test, and review of flight- and mission-critical hardware and mechanisms for lunar lander systems. Create 3D CAD, drawings, test fixtures, perform structural/FEA analyses, validate requirements, support production/quality, lead trade studies, and mentor junior engineers.

Performs mechanical design, analysis, and fabrication support for complex manufacturing projects. Creates 3D models, 2D drawings, P&IDs, calculations, and NQA-1 documentation. Coordinates with manufacturing for DFM/DFA, supports procurement, develops production travelers, and oversees factory/site acceptance testing and installations. May lead small teams and contribute to standards, estimating, and continuous improvement.

Design and deliver electromechanical systems from concept through production: EOAT, frames, control panels, cable harnesses, optics/vision fixtures, documentation, safety/certification, and partner with software for robotics, motion, and vision integration. Flex into embedded/robotics software when needed.

The Mechanical Engineer III will research and maintain standard mechanical parts, verify engineering documentation, support the design process, and ensure compliance with standards for turbine control projects, requiring a BS in engineering and extensive mechanical experience.

The Mechanical Engineer - Hydronics will own the hydronic distribution architecture for modular data centers, focusing on design, commissioning, and serviceability of liquid-cooled systems.

Lead mechanical design and FEA for custom prototype equipment, containment systems, and remotely operated mechanisms. Produce and review drawings, specifications, analyses, technical reports, and documentation. Coordinate with multidisciplinary teams, manage projects, mentor engineers, perform site visits, and support proposals and testing to ensure compliance with requirements and standards.

Design and document machine components and assemblies using 3D CAD and 2D layouts, produce detailed drawings and BOMs, create presentations and operational manuals, support prototyping, supplier sourcing, and ensure hygienic design for food industry equipment.

Lead mechanical design and project delivery for HVAC, plumbing, and fire protection systems. Create code-compliant designs, specifications, and calculations; perform site assessments and technical reports; mentor staff; conduct quality control; liaise with clients; resolve field issues; and contribute to sustainable, high-performance building system solutions.

Lead design and specification of complex opto-mechanical systems and UHV chambers. Collaborate with physicists and engineers to ensure precision stability, thermal performance, and alignment. Drive DFMA, tolerance analysis, FEA, assembly, integration, vendor management, mentorship, and technical documentation for next-generation quantum hardware.

Lead a mechanical engineering team to design, analyze, manufacture, test, qualify, and support communications satellites. Oversee requirements, architecture trades, CAD/FEA, thermal and structural analysis, AI&T, environmental test campaigns, and cross-functional interfaces; mentor engineers and present to customers and executives.

Perform mechanical engineering tasks for cement, mineral, and heavy industrial projects: equipment sizing, specifications, PFD/P&ID and 3D model reviews, vendor evaluations, BOMs, contractor bid packages, site visits, construction support, cost estimates, and QA/QC collaboration within project teams.

Perform mechanical design and equipment sizing for heavy industrial and oil & gas projects. Produce datasheets, specifications, BOMs, hydraulic and pump calculations, 3D modeling support, construction drawing reviews, site walk-downs, and CAESAR II stress analyses. Act as Engineer-of-Record, produce cost estimates, and mentor junior engineers.

Senior mechanical engineer responsible for equipment and piping design, pump/hydraulic sizing, datasheets/specifications, BOMs, 3D modeling and isometric reviews, construction drawing reviews, site walk-downs, RFIs and contractor support, and stress analysis using CAESAR II. Works on heavy industrial and oil & gas projects and coordinates with multi-discipline teams.

Lead development and implementation of preventive and predictive maintenance for onshore mechanical equipment, use CMMS to plan and monitor maintenance, analyze reliability data, perform RCA, support operations and maintenance teams, ensure safety and compliance, and recommend improvements to reduce downtime and costs.

Lead development and implementation of preventive and predictive maintenance programs for offshore mechanical equipment, use CMMS to plan and track work, perform RCA for failures, support offshore teams in troubleshooting, monitor equipment reliability, and ensure compliance with safety and maintenance standards.

The Hydro Mechanical Engineer designs and commissions hydro turbines, performs mechanical calculations, oversees FEA and CFD analysis, and coordinates with various engineers. Responsibilities include technical reviews, vendor assessments, site inspections, and compliance with industry standards.

Lead mechanical system design and project management for commercial MEP projects. Own proposals, budgets, schedules, staffing forecasts, client relationships, change orders, and coordination with internal and external teams. Mentor junior staff and ensure technical performance using Revit, CAD, BlueBeam, and Microsoft Office.

Design and maintain 3D models, assemblies, and detailed drawings for process equipment. Support DFM/DFA, BOMs, prototype builds, system integration, troubleshooting, and cross-functional manufacturing collaboration to ensure reliable, manufacturable designs.

As a Propulsion Engineer, you'll design dynamic mechanisms of engines, create models, collaborate on specifications, and guide engine module integration with a focus on innovation and efficiency.