OVERVIEWMerrick & Company's High Performance Facilities (HPF) team is seeking an experienced
Mechanical Facilities Engineer to support the design and delivery of HVAC and plumbing systems for a wide range of national defense projects in our
San Antonio, TX office.From multi-building campuses to secure facilities across the globe, the HPF team delivers practical, high-performance solutions that meet Government requirements for resilience, readiness, and reliability. Our work directly supports the operation and efficiency of installations critical to the protection and defense of the United States.
A hybrid schedule will be supported. WHAT YOU'LL DOThe Mechanical Facilities Engineer III will work under minimal supervision to design HVAC and plumbing/piping systems for a range of mission critical to mission support projects. This role requires independent execution, sound engineering judgment, and coordination with multidisciplinary teams.
The Mechanical Facilities Engineer III will serve as a key member of a multidisciplinary team, contributing to the delivery of coordinated design packages including drawings, specifications, and calculations. This role may include task-level coordination with engineers and designers. Periodic travel to project sites and other Merrick offices, including international travel, may be required.
Project responsibilities include:
- Plan, conduct, and coordinate HVAC and plumbing system design, including engineering calculations, system layout, equipment selection, and development of construction documents.
- Prepare coordinated construction documents including plans, details, schedules, and specifications (Divisions 22 and 23).
- Apply engineering judgment to resolve design challenges, including non-standard conditions, coordination conflicts, and constructability issues.
- Perform QA/QC reviews of mechanical designs to ensure technical accuracy and code compliance.
- Support proposal development, including mechanical scope definition, fee estimates, and schedules.
- Interface with Federal, State, and Local government clients and participate in design reviews, charrettes, and technical discussions.
REQUIRED QUALIFICATIONS- Bachelor of Science in Mechanical Engineering from an ABET-accredited program.
- Minimum eight (8) years of experience in HVAC and plumbing system design.
- Professional Engineer (PE) license required.
- Client projects for this position require U.S. Citizenship.
Technical Experience- Experience designing HVAC and plumbing systems for commercial, institutional, or federal facilities.
- Experience performing engineering calculations and equipment selection for air handling systems, hydronic systems, and building domestic water systems.
- Experience developing coordinated construction documents (plans, details, schedules).
- Experience developing and coordinating Division 22 and 23 specifications.
Codes, Standards, and Tools- Working knowledge of IMC, IPC, IBC, ASHRAE, SMACNA, and NFPA.
- Familiarity with DoD design criteria (UFC, UFGS).
- Experience with HVAC load calculation software (e.g., Trane TRACE or equivalent).
- Proficient in Revit for MEP coordination; familiarity with AutoCAD.
DESIRED QUALIFICATIONS- Experience supporting federal or DoD projects (e.g., USACE, AFCEC, NAVFAC).
- Experience supporting construction administration (submittals, RFIs, site visits).
- LEED, Green Globes, or other sustainability accreditation.
- Current passport.
PERKS- Employee Owned - all eligible U.S. employees have an Employee Stock Ownership Account.
- Robust Employee Referral Program.
- Annual performance and compensation reviews.
- Professional Training and Development.
- Employee Recognition Awards.
- Peer Mentor Program
- And Much More!
ADDITIONAL INFORMATION- Apply online only. No e-mail, hard copy or third-party resumes accepted.
- At Merrick, every resume is carefully reviewed by our team of experienced human recruiters-never by AI. We are committed to a fully human-centered hiring process, ensuring each candidate receives thoughtful, personalized attention at every stage.
- Merrick & Company offers a competitive compensation and benefits package which includes health insurance, dental and vision coverage, 401(k), and paid time off (PTO).
- Merrick is an Equal Opportunity Employer, including disability/vets.
- Employment with Merrick is contingent upon completion of a pre-employment background check, MVR check, and drug screen.
- #LI-Hybrid
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