Mechanical Designer; HVAC

Mechanical Designer (HVAC)

Cimarron is seeking a Mechanical Designer (HVAC) to support the Engineering and Manufacturing Development (EMD) phase of the U.S. Air Force’s Sentinel program (GBSD) in Ogden, UT. Cimarron provides engineering and technical support to Bechtel for the design, construction, and integration of the Sentinel launch infrastructure at locations including Vandenberg AFB, CA, F.E. Warren AFB, WY, Malmstrom AFB, MT, and Minot AFB, ND.

Sentinel is a vital nuclear modernization program that will recapitalize the nation’s aging ground‑based leg of the nuclear triad – the Minuteman III Intercontinental Ballistic Missile (ICBM).

This is an on‑site position that offers a 9X80 work schedule (every other Friday off), paid overtime, and a great work/life balance. For candidates not local to the Ogden area, a relocation allowance can be provided. Cimarron is offering a $2,500 referral bonus for all full‑time hires.

• Plan, develop, and review Plant Design & Piping (PD&P) design work, drawings, and documentation for DoD and USAF projects.
• Prepare 3D designs and floor plans using Smart Plant S3D for piping, HVAC, and equipment layout.
• Coordinate 3D model activities and resolve interferences with other disciplines.
• Interface with engineers, construction teams, and suppliers to support model/space control and design accuracy.
• Ensure PD&P designs comply with applicable codes, regulations, and standards, including OSHA, NFPA, IBC, ASME B31.3, and ASHRAE.
• Monitor and check design work for quality, compliance, and constructability.
• Participate in constructability reviews and facilitate technical discussions with clients and external stakeholders.
• Develop PD&P systems for complex infrastructure such as drainage, foundations, and steel detailing with minimal supervision.
• Prepare material requisitions, bid evaluations, design estimates, and work plans.
• Coordinate and support the technical work of engineers, designers, and drafters.
• Communicate technical issues to upper management and recommend solutions.
• Support the GBSD program during the EMD phase.

• U.S. citizen (due to facility security requirements).
• Ability to obtain a Secret Clearance.
• Valid, unexpired Real ‑compliant driver's license or state‑issued  the time of hire.
• Ability to complete pre‑employment background check and drug screening, including marijuana testing.
• Experience using Smart Plant 3D.
• Experience supporting a DoD/DoE, USACE, NAVFAC, or USAF program.
• High School diploma or equivalent with 9+ years of experience, or an Associate of Arts or Science in Engineering/CAD with 6+ years of experience.

• Previous Bechtel project experience.

Cimarron is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, age, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or any other characteristic protected by federal, state, or local law.