**Junior Mechanical Systems Designer** \- (25001688\) **Who Are We?** We are one of the world’s leading professional services firms, combining our expertise in engineering, consulting, and science to deliver a positive impact. With 73,000 employees across more than 500 offices worldwide, we offer a broad range of services: Mining, Transportation and Infrastructure, Property and Buildings, Environment, Energy and Resources, Oil & Gas, and Energy Transition. We provide services to transform the built environment and improve the natural environment in which we live. WSP is a global environmental leader, with significant critical mass in water and energy transition, and is recognized as a leader under our ESG program. Imagine a better future for yourself—and a better future for all of us. **Why Work at WSP?** At WSP, you’ll find the space you need to think big and build the career that’s right for you. Our vision is to become the undisputed leader in our industry—shaping environments for the people who use them, now and in the future. We’re proud of what we do and committed to making a positive impact. We are collaborative and inclusive. Everyone brings something unique to WSP—and that’s something we value. We encourage curiosity; new ideas fuel innovation. At WSP, we actively encourage applications from qualified and eligible candidates regardless of gender, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy or maternity/paternity. Are you ready to begin? With us, you can. **About This Opportunity:** At WSP Mexico, we are seeking a Junior Mechanical Systems Designer to join our Property & Buildings team in our Puebla offices. The ideal candidate will be responsible for supporting the design and development of mechanical systems (primarily HVAC) for projects in the United States, ensuring compliance with quality standards, local codes, and client objectives—working collaboratively with multidisciplinary teams in Mexico and the U.S. **Responsibilities:** **Technical Collaboration:** * Support mid-level and senior engineers in project development—from conceptual phase through to advanced stages. * Participate in coordination meetings with teams in Mexico and the U.S. **Design and Documentation:** * Produce mechanical systems drawings using AutoCAD and Revit MEP. * Prepare thermal load, ventilation, and duct/pipe pressure drop calculations. * Develop design bases and short specifications. **HVAC System Development:** * Design air conditioning, heating, ventilation, and humidity control systems. * Size ductwork and piping for chilled water, condensate, hot water, and drainage systems. * Select and specify equipment (pumps, chillers, boilers, fans, terminal units, diffusers, grilles). **Regulatory Compliance:** * Apply U.S. standards and codes (ASHRAE, SMACNA, AHRI, ICC). * Contribute to LEED certification documentation (desirable). **Management and Quality:** * Adhere to WSP quality standards and client objectives. * Report on project progress and activity execution. **Requirements:** **Education:** * Bachelor’s degree in Mechanical Engineering, Chemical Engineering, Energy Engineering, or related field. * Specialization in air conditioning and refrigeration systems is desirable. **Experience:** * 1–3 years in engineering consulting or HVAC-related fields. * Knowledge of industry codes and standards. * Experience with design software (AutoCAD, Revit MEP) and calculation tools (TRACE, HAP or similar). * LEED-certified project experience is desirable. **Technical Knowledge:** * Familiarity with U.S. standards (ASHRAE, SMACNA, AHRI, ICC). * Equipment selection and use of calculation and selection software. * Microsoft Office suite. **What We Offer:** * Minor medical expense insurance, dental insurance, life insurance * Grocery vouchers, restaurant vouchers * Remote work financial support * You may join our “Own It” program, enabling you to acquire shares of WSP Global through monthly payroll deductions—and benefit from an additional 50% company contribution (subject to a defined maximum amount) * Immediate ownership of your shares, including those acquired with the company’s contribution * Annual performance reviews * Biannual employee engagement surveys * The opportunity to be part of a multinational company with high-quality standards and strong growth * The chance to participate in multidisciplinary and cross-sector projects at national, regional, and global levels \#LI\-VVB \#Mexico **Primary Location** MX\-PUE\-San Andrés Cholula**Schedule** Full\-time**Employee Status** Regular**Job Posting** Dec 17, 2025, 11:50:18 AM