Senior Mechanical Engineer - Buildings

This OpportunityWSP is currently initiating a search for a Senior Mechanical Engineer to join our growing Property & Buildings (P&B) team in Chicago, Illinois. This position provides an opportunity to work on a diverse portfolio of projects across the commercial, corporate, healthcare, higher education, science & technology, mixed-use, and public sectors.The successful candidate will be responsible for leading mechanical system design efforts, collaborating with multidisciplinary project teams, mentoring junior staff, and delivering innovative and sustainable solutions that enhance the built environment. This role offers significant opportunities for professional growth, technical leadership, and client engagement.Your ImpactLead the design and analysis of HVAC, plumbing, and mechanical building systems for new construction and renovation projects.Develop engineering calculations, design narratives, specifications, and construction documents.Coordinate with architects, structural engineers, electrical engineers, and other disciplines to deliver integrated project solutions.Perform quality reviews of mechanical designs, drawings, specifications, and technical reports.Participate in project planning, budgeting, scheduling, and resource management activities.Interface directly with clients, contractors, and project stakeholders throughout project delivery.Support business development efforts through proposal preparation, client presentations, and project pursuits.Mentor and develop junior engineers and designers.Conduct field investigations, site visits, and construction administration activities as required.Ensure compliance with applicable codes, standards, and WSP quality procedures.Support sustainable building design initiatives, energy-efficient solutions, and decarbonization strategies where applicable.Who You AreRequired QualificationsBachelor's Degree in Mechanical Engineering from an accredited program.5+ years of mechanical engineering experience focused on building systems design.Professional Engineer (PE) license or ability to obtain licensure within a reasonable timeframe.Experience designing HVAC and mechanical systems for commercial, institutional, healthcare, higher education, mixed-use, or other complex building projects.Proficiency with industry-standard software such as Revit, AutoCAD, HVAC load calculation software, and Microsoft Office Suite.Strong knowledge of applicable building codes, energy standards, and mechanical design practices.Excellent written and verbal communication skills.Proven ability to manage multiple priorities and collaborate effectively within multidisciplinary teams.Preferred QualificationsActive PE license.Experience leading multidisciplinary building projects from concept through construction.Knowledge of sustainable design principles, energy modeling, and high-performance building strategies.Experience with healthcare, higher education, science and technology, commercial, or public-sector facilities.LEED Accredited Professional (LEED AP) or other relevant sustainability credentials.Experience mentoring engineers and technical staff.WSP Benefits: WSP provides a comprehensive suite of benefits focused on a providing health and financial stability throughout the employee’s career. These benefits include coverage related to medical, dental, vision, disability, and life; retirement savings; paid sick leave; paid vacation (or other personal time); paid parental leave; and paid time off for purposes of bereavement, voting, and/or attendance at naturalization proceedings. Compensation:Expected Salary: $100,800 - $147,000WSP USA is providing the compensation range that the company in good faith believes it might pay and/or offer for this position within the state of Colorado, based on the successful applicant’s education, experience, knowledge, skills, and abilities in addition to internal equity and specific geographic location. WSP USA reserves the right to ultimately pay more or less than the posted range and offer additional benefits and other compensation, depending on circumstances not related to an applicant’s sex or other status protected by local, state, and/or federal law.#LI-JM1About WSPWSP USA is the U.S. operating company of WSP, one of the world's leading engineering and professional services firms. Dedicated to serving local communities, we are engineers, planners, technical experts, strategic advisors and construction management professionals. WSP USA designs lasting solutions in the buildings, transportation, energy, water and environment markets. With more than 15,000 employees in over 300 offices across the U.S., we partner with our clients to help communities prosper.WSP provides a flexible and agile workplace model while meeting client needs. Employees are also afforded a comprehensive suite of benefits including medical, dental, vision, disability, life, and retirement savings focused on providing health and financial stability throughout the employee’s career.At WSP, we want to give our employees the challenges they seek to grow their careers and knowledge base. Your daily contributions to your team will be essential in meeting client objectives, goals and challenges. Are you ready to get started?WSP USA (and all of its U.S. companies) is an Equal Opportunity Employer Race/Age/Color/Religion/Sex/Sexual Orientation/Gender Identity/National Origin/Disability or Protected Veteran Status.The selected candidate must be authorized to work in the United States.NOTICE TO THIRD PARTY AGENCIES:WSP does not accept unsolicited resumes from recruiters, employment agencies, or other staffing services. Unsolicited resumes include any resume or hiring document sent to WSP in the absence of a signed Service Agreement where WSP has expressly requested recruitment/staffing services specific to the position at hand. Any unsolicited resumes, including those submitted to hiring managers or other business leaders, will become the property of WSP and WSP will have the right to hire that candidate without reservation – no fee or other compensation will be owed or paid to the recruiter, employment agency, or other staffing service. Full timePosting Date: 2026-08-21