p/>Additionally, the candidate will direct a team of engineers that regularly perform engineering analyses, PLS-CADD modeling, structure loading calculations, design structure framing and hardware assemblies, draft plans and specifications, and prepare bill of materials and procurement documents across project planning, engineering, environmental, permitting, and construction management phases. December 5, 2025
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Indian Hills, CO6 days ago
February 27, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
April 9, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
April 9, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
p>Senior Mechanical Engineer, HVAC Engineer, Mechanical Design Engineer, PE Licensed Engineer, Building Systems, MEP Engineering, HVAC Design, Load Calculations, Revit, AutoCAD, Construction Administration, Project Management, Healthcare Engineering, Commercial Engineering, Institutional Projects. Known for its collaborative culture and commitment to technical excellence, RTM provides engineers with hands-on mentorship, integrated project exposure, and a clear path for professional growth.
p>Complex facility experienceacross a wide range of commercial and mission-critical environments, including office buildings, healthcare facilities, laboratories, manufacturing plants, and data centers. 2+ years performing field assessments of existing MEP systems, validating real-world conditions and identifying performance gaps across central plants, airside systems, and distribution networks.
The employee will be required to wear all appropriate safety equipment including but not limited to eye protection, gloves, steel toe shoes, lab coat, and in the plant, a hard hat. Forge Nano Inc. is a fast-growing materials company with a focus on manufacturing nano-scale coatings across a wide range of markets.
You'll work within multidisciplinary project teams, coordinate across disciplines, contribute to design calculations and documentation, and begin to take ownership of project scopes under the guidance of senior engineers. As a Design Mechanical Engineer, you will apply your building systems design experience and developing knowledge of regulated facility requirements to produce high-quality mechanical engineering deliverables.
p>We are seeking a highly experienced and technically proficient Mechanical Engineer IV to lead the design and engineering of HVAC and mechanical utility systems across complex, multidisciplinary projects. This position requires deep knowledge of mechanical systems, strong coordination skills, and the ability to interface with clients, architects, engineers, construction managers, vendors, and trade partners.
p>The Mechanical Engineer is responsible for ensuring the safety, reliability, regulatory compliance, and lifecycle performance of all rolling stock, including buses, rail vehicles, and paratransit equipment, serving as a technical Subject Matter Expert (SME) providing professional engineering support in the evaluation, design, maintenance, modification, and repair of passenger vehicles in accordance with applicable federal, state, and local requirements. The position also supports data-driven maintenance strategies by establishing performance metrics, assisting with testing and commissioning of new vehicles, recommending engineering solutions to improve service reliability, and collaborating across departments to reduce service disruptions and advance a safe, reliable, and sustainable transit system.
Broomfield, CO30+ days ago
li>Work with multidisciplinary teams to create integrated building solutions that respond to client spatial, functional, and budgetary needs. - Lead design of HVAC, plumbing, and mechanical utility systems, for complex biopharmaceutical and biotech manufacturing facilities.
Engelwood, CO30+ days ago
The Principal Mechanical Engineer is a senior technical leader responsible for the design, specification, and delivery of mechanical systems within EPC (Engineering, Procurement, and Construction) projects. Johnson Service Group (JSG) is actively searching for a Principal Mechanical Engineer for our clients operation near Denver, CO.
There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. Drive holistic design for manufacturing methods (DFM) to create elegant designs with a focus on piece part and process count reductions, error proofing at every step of fabrication and integration, and consistent performance and production metrics.
li>Prepare mechanical engineering designs, drawings, As-Builts, systems specifications, equipment lists, general arrangements, aux power demands, and process flow diagrams (PFDs) and procurement packages for equipment/components, technical bid evaluation from vendors, and vendor selection. Our staff leads the power markets engineering process and collaborates with Kiewit's construction teams to approach construction-driven engineering with a focus on safe, cost-effective, and innovative designs that achieve client expectations and further Kiewit's legacy of excellence.
With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. Please note that Tetra Tech considers numerous factors in determining pay, including but not limited to education, relevant and demonstrated work experience in the role, skills, geographic location, qualifications, certifications, and other competencies relevant to the needs of the business.
p>At Haynes Mechanical Systems, we have spent over 58 years building a company that we can be proud of - a company that focuses on working together with our customers to provide solutions to their heating, ventilation, and air conditioning needs. Instead, we seek a Subject Matter Expert to perform deep-dive engineering studies and system designs that prioritize longevity and solve the root cause of mechanical issues.
Greenwood Village, CO30+ days ago
This position requires a competent mechanical engineer / designer who as a member of the mechanical design team will be responsible for all phases of mechanical design production for a variety of Life Sciences, Nuclear, and National Security projects ranging from programming through construction administration. Participating as part of the mechanical design team and the multi-disciplinary project team, execute the detailed mechanical, plumbing/process and controls design of complex mechanical facilities including life science and nuclear facilities, inclusive of:
Detailed engineering calculations.
ul>Performing O&M engineering involving maintenance, repair, upgrade, and operation of mechanical equipment and systems to infrastructure facilities, including utility systems, at a military installation utilizing a professional knowledge of mechanical engineering. Provide technical knowledge and expertise in mechanical engineering to assist with project and construction management and perform reviews of completed projects to ensure compliance with funding requirements and optimal use of resources.
However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. The Mechanical Engineer role is responsible for determining the technical approach, validating the design criteria, directing more junior staff, and performing detailed design tasks such as calculations, specifications, and drawing preparation.
Broomfield, CO30+ days ago
This subsystem integrates an ultra-high vacuum chamber, ion trap hardware, precision beam delivery and detection optics, electrical control components, and associated structural, thermal, and alignment features. Key Responsibilities:
- Lead the mechanical development and deployment of precision, multi-functional, quantum hardware assemblies from early concepts to detailed design to final procurement for next-generation trapped-ion quantum computers.
Greenwood Village, CO30+ days ago
strong>Salary Range: $91,000 - $149,000 (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, as well as internal and external equity) Statement on Diversity and Inclusion: Farnsworth Group is a collection of employees with unique backgrounds and perspectives that all come together to make us a better Company. Posting Location for this role: Colorado Springs Greenwood Village (Denver Tech Center), CO What Youll Do: Prepare accurate HVAC, plumbing, controls, and specialty piping system construction drawings, including specifications.
li>Lead mechanical facility design for project phase-specific deliverables, which include, but are not limited to: airflow diagrams, HVAC zoning plan, pressurization map, HVAC and process utility sequence of operations, process utility summaries, piping & instrumentation diagrams (P&IDs), equipment list, line list, instrument list, tie-point list, HVAC layout drawings, plumbing layout drawings, demolition drawings, general arrangements, permit-required drawings, and piping design.
Perform on-site utility audits for systems including, but not limited to: natural gas, domestic cold/hot water, compressed gas, glycol, steam, process/sanitary/storm plumbing, and HVAC.
As a Mechanical Engineer, you will be responsible for leading design of mechanical systems for energy and infrastructure projects - with an emphasis on gas piping for utility scale generators, combined heat and power (CHP) systems, and emerging technologies in energy production, from 5MW to 500+MW, serving developers, utilities, data centers, mission critical, federal, public and private clients. You will lead mechanical engineering design teams to produce high-quality construction documents using AutoCAD or Revit and manage project schedules to meet deliverable requirements.
Greenwood Village, CO30+ days ago
ul>Participating as part of the mechanical design team and the multi-disciplinary project team, execute the detailed mechanical, plumbing/process and controls design of complex mechanical facilities including life science and nuclear facilities, inclusive of:
Detailed engineering calculations.
Experience in aspects of mechanical building design including planning, calculations, equipment selection, schematic design, production of construction documents (drawings and specifications), and construction administration is a strong asset.
Englewood, CO30+ days ago
The ideal candidate brings deep technical expertise, leadership capability, and the ability to collaborate across multiple engineering disciplines to ensure successful project execution. We are seeking a highly experienced Principal Mechanical Engineer to serve as a senior technical leader on complex EPC (Engineering, Procurement, and Construction) projects.
The employee will be required to wear all appropriate safety equipment including but not limited to eye protection, gloves, steel toe shoes, lab coat, and in the plant, a hard hat. Forge Nano Inc. is a fast-growing materials company with a focus on manufacturing nano-scale coatings across a wide range of markets.
p>What you will be doing: - Performs Operations & Maintenance (O&M) engineering involving maintenance, repair, upgrade, and operation of mechanical equipment and systems (such as HVAC, plumbing, and environmental controls) to infrastructure facilities, including utility systems, at a large and complex military installation utilizing a professional knowledge of mechanical engineering. Develops or oversees the preparation of plans, instructions, and specifications for the repair, modification, maintenance, and operational testing of existing and new types of systems with many component pieces of equipment, where the employee must search out and develop new or greatly modified approaches because available technical manuals or specifications are frequently inadequate.
We don’t limit ourselves to breathers and oil filters, we also have a wide range of pressure vessels, integrated system equipment, etc. that are complementary to our flagship products. This role is ideal for engineers who enjoy both design work and hands-on involvement in building, testing, and improving real-world products.
However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. The Mechanical Engineer role is responsible for determining the technical approach, validating the design criteria, directing more junior staff, and performing detailed design tasks such as calculations, specifications, and drawing preparation.
However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. The Senior Mechanical Engineer role is responsible for determining the technical approach, validating the design criteria, directing more junior staff, and performing detailed design tasks such as calculations, specifications, and drawing preparation.
Greenwood Village, Colorado30+ days ago
Greenwood Village, CO30+ days ago
li>Advanced proficiency in technical and analytical skills including proficiency of principles in thermodynamics, psychrometrics, heat transfer and fluid mechanics relating to mechanical design in HVAC, plumbing and fire protection systems. You'll work closely with a team of engineers and consultants to provide project direction, engineering solutions and advice to clients to ensure positive outcomes in Denver, Colorado.
Englewood, CO30+ days ago
div id="mainContent" tabindex="-1">Senior CAD Designer / Mechanical Designer.
p>The perks of working at Tetra Tech include: • Comprehensive and market-competitive benefits • Merit-based financial rewards • Flexibility and company-wide commitment to work/life balance • Collaborative team atmosphere that values the contributions of all employees • Learning and development opportunities for ongoing professional growth. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.
Westminster, CO5 days ago
strong>About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation — from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. Job Description:- The Principal Mechanical Engineer role focuses on applying advanced technical principles, theories, and concepts to engineering projects, as well as contributing to the development of new principles and concepts.
Greenwood Village, Colorado30+ days ago
This position requires a competent mechanical engineer / designer who as a member of the mechanical design team will be responsible for all phases of mechanical design production for a variety of Life Sciences, Nuclear, and National Security projects ranging from programming through construction administration. WHAT YOU'LL DO: - Participating as part of the mechanical design team and the multi-disciplinary project team, execute the detailed mechanical, plumbing/process and controls design of complex mechanical facilities including life science and nuclear facilities, inclusive of:
- Detailed engineering calculations.
The successful candidate will play a key role in managing multidisciplinary projects, developing client relationships, and helping drive the continued growth of our power and industrial infrastructure practice. We are seeking a Senior/Principal Mechanical Engineer to join our growing Power Group and help lead the design, delivery, and expansion of complex power generation and utility infrastructure projects.
Broomfield, CO30+ days ago
li>Collaborate and work with a diverse cross-disciplinary team, including photonics scientists, optical engineers, opto-mechanical engineers, machinists, atomic physicists, mechanical engineers, and fabrication experts to validate integrated photonic and trapped-ion technologies. Our team is developing optics and integrated photonics technologies that will enable scaling of our trapped-ion quantum computers from our current 98-qubit Helios system to our future 1,000,000-qubit Lumos system (Quantinuum system roadmap link).
Louisville, CO30+ days ago
li>Using high-fidelity opto-mechanical simulations and executing on experimental strategies to characterize optical stability, drift, noise sources, and scaling limits, ranging from back-of-the-envelope calculations to detailed finite element analysis (FEA) encompassing tolerance stack-ups, thermal behavior, structural stiffness, and vibration sensitivity. Executing on defined mechanical design and integration of precision components and assemblies supporting lasers, optics, vacuum-integrated components, state-of-the-art sensors (SPAD, EMCCD, sCMOS), high-speed photodetectors, DMDs, SLMs, AODs, EOMs, metasurface-based optics, and photonic integrated circuits (PICs).
Louisville, CO30+ days ago
p>Infleqtion is seeking a highly experienced opto-mechanical engineer; this role is responsible for creating RF/optical systems with robust performance in challenging environments. . - Detailed knowledge of opto-mechanical design techniques for precise and stable mounting and alignment of fiber optic and free-space laser systems.
Louisville, Colorado30+ days ago
H3X is poised to become the world’s leading supplier of advanced electric motors by 2030 to drive deep decarbonization in aviation, marine, and heavy industrial applications and unlock next-generation electrified defense technology to strengthen national security. H3X, we are building the most advanced electric motors in the world for sustainable aviation, marine, industrial, and defense applications.
Greenwood Village, Colorado27 days ago
WHAT YOU'LL DO: - Participating as part of the mechanical design team and the multi-disciplinary project team, execute the detailed mechanical, plumbing/process and controls design of complex mechanical facilities including life science and nuclear facilities, inclusive of:
- Detailed engineering calculations.
- Experience in aspects of mechanical building design including planning, calculations, equipment selection, schematic design, production of construction documents (drawings and specifications), and construction administration is a strong asset.