Mechanical Engineer III

Join Clark Nexsen, a JMT Company, and become part of a dynamic, collaborative team dedicated to delivering exceptional service to our clients—while making a meaningful impact on our communities and the world through the projects we help bring to life. Position Summary Clark Nexsen is seeking a Mechanical Engineer III who will be responsible for design, engineering, analysis, equipment selection, and system layout of HVAC, plumbing, piping, and related mechanical building systems for Commercial and Government facilities. The successful candidate will have 5+ years of verifiable experience in the design of mechanical systems for buildings. Professional Engineer (PE) licensure in at least one state is required. This is an in‑office position. General Responsibilities Perform various aspects of mechanical engineering design as directed by more experienced engineers or designers, including conceptual studies, program requirements, design analysis, calculations, equipment selection and layout, and system selection and layout for building design, upgrades, and retrofits. Meet with and present to clients. Coordinate with design team members to ensure that mechanical design elements integrate properly with all other disciplines represented on the project. Comply with the firm’s quality control policies and procedures. Learn and implement department and company standards. Prepare project programming, schematic, design development, and construction document deliverables. Provide support services during the bidding process, i.e., prepare addenda and amendments, open bids, tabulate bids, etc. Provide construction phase services including representing the firm on‑site, answering requests for information, reviewing shop drawings, preparing record drawings, etc. Coordinate with building commissioning professionals as required. Work with, respond to, and take direction from senior engineers, project managers, managing principals, and operations directors. Required Skills Oral and written communication Work planning Ability to work productively in a team environment Understanding of applicable codes and standards Revit and 3D modeling and coordination of building systems Load calculation software such as Trane Trace 700 or IES Microsoft product suite (Excel, Word, Teams, Powerpoint) Construction Document creation and organization Division 22 and 23 specification writing HVAC controls Understanding of the construction process Understanding of Architectural, Structural, and Electrical design for coordination purposes Understanding of sustainable design practices and documentation procedures Ability to present to groups Commitment to continuing education and skill growth Commitment to helping with the growth of less experienced teammates Required Experience Must have graduated from an ABET‑accredited 4-, 5-, or 6‑year engineering program in one of the following disciplines: Mechanical Engineering Mechanical Engineering Technology Architectural Engineering (Mechanical engineering focus) Architectural Engineering Technology (Mechanical engineering focus) Professional Engineer licensure is required Active membership in NSPE, ASHRAE, ASPE or other related professional organizations is desirable 5+ years of mechanical engineering experience designing HVAC systems for buildings Working Conditions At JMT, we prioritize a healthy work/life balance and offer a flexible hybrid working schedule. The selected candidate is expected to work in a JMT office location at least three days per week or as needed to perform assigned duties. While most of our work is desk‑based, there may be times when standing, walking, bending and lifting of minimal weight are required. Our office environment is comfortable, has adequate lighting and temperature, and is free from noise, dust, and other hazards. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status or any other characteristic protected by state or federal law. #J-18808-Ljbffr