Senior Mechanical Engineer

Overview Willdan is seeking action-oriented thought leaders to solve energy and infrastructure challenges. We aim to make a difference with ambition, resources, and technical know-how, focusing on project quality and customer service. Willdan Performance Engineering, a division of Willdan Group Inc., serves school districts; universities; city, county, and state governments; private enterprises; and healthcare facilities. Our guiding principles are: We drive change We think long-term We are courageous experts delivering ambitious solutions Personal growth drives organizational growth; Organizational growth drives personal growth We succeed when we are accountable as a team We cultivate diverse, equitable, and inclusive teams committed to serving our communities We are currently looking for a senior-level mechanical engineer to join our Design Engineering team. The selected candidate will become part of a growing organization with year-over-year revenue growth, competitive benefits, and a diverse project workload. The job responsibilities and required skills are described below. Essential Duties & Responsibilities The Senior Mechanical Engineer is responsible for the mechanical design of building infrastructure and energy conservation projects with a focus on hydronic systems, cooling towers, steam boilers, built-up AHUs, building automation control systems, and plumbing systems. The candidate will have a bachelor’s degree in mechanical engineering, be a licensed mechanical professional engineer, and have a minimum of eight to ten years of experience. Some travel is required. The ideal candidate will demonstrate success in the following skills and abilities: Design mechanical and plumbing building systems with emphasis on complex systems. Create clear accurate construction documents and engineering building specifications. Review equipment submittals, respond to RFIs and AHJs, perform construction site inspections, and create reports. Be accountable for project design compliance with engineering principles, company standards, and customer contract requirements. Design diverse, simultaneous projects of varying complexities. Interact with sales, project management, construction, and commissioning to deliver a high-quality outcome. Have advanced knowledge of national codes and design practices. Improve productivity, quality, and efficiency by developing new tools, processes, and procedures for design engineering tasks. Provide professional guidance and training for junior level design engineers. Identify, recommend, and implement new technologies and systems to improve organizational processes and decision-making. Communicate with customers to determine needs and applications relative to special installations and adaptations. Ensure that assigned projects meet all internal and external expectations including, but not limited to, client satisfaction, budget, timing, quality, and safety. Be proficient in Microsoft Office and heating and cooling load calculation software (Trane Trace 3D). Ability to lead project in design. Experience designing in Revit and Bluebeam. Experience in mechanical design for VRF and heat pump systems. Job Requirements / Qualifications Bachelor's degree in Mechanical Engineering. Mechanical professional engineering license is required. NCEES record a plus. Experience in design of central plants with complex hydronic systems. Experience in HVAC system electrification. Minimum 8-10 years of experience. Be fully capable of working in design teams to assist in meeting the project goals in a team-focused environment. Possess excellent verbal and written communication skills as well as interpersonal skills. Demonstrates the ability to communicate ideas and concepts in both written and oral form. Exposure to high-performance buildings and energy conservation is preferred. EEO Non-Discrimination and ADA Reasonable Accommodation Statement Willdan is an equal opportunity employer. Applicants are considered for all positions without regard to race, religious creed, color, age marital status, sex, sexual orientation, gender identity, gender expression, citizenship status, national origin, ancestry, religion, military service or veteran status, disability, medical condition, childbirth and related medical conditions, genetic testing, reproductive status or any other classification protected by federal, state or local laws and ordinances. Willdan does not discriminate on the basis of physical or mental disability where the essential functions of the job can be reasonably accommodated. Determinations on requests for reasonable accommodation will be made on a case-by-case basis. If you need reasonable accommodation for any part of the application and hiring process, please notify us. Willdan Energy Solutions participates in E-Verify. #J-18808-Ljbffr

Created: 2025-09-27