Part Time Mechanical Engineer Jobs in Chandler, AZ

Stantec's Buildings team is on a mission to become the world's leading integrated design practice. Our architects, engineers, interior designers, consultants, sustainability specialists, and technologists are passionate about the power of design. Our collaborative culture and our innovative, sustainable approach to projects help us create buildings that matter to our world.
Together, we are enhancing the quality of life globally through design.
Join us and design your place with Stantec.
Your Opportunity
We are seeking a highly skilled Senior Mechanical Engineer to lead HVAC system design-including airside, hydronic, and steam systems-across a diverse portfolio of multidisciplinary (A&E) projects. This role will support major market sectors such as Mission Critical, Healthcare, Utility Plants and Campus Distribution, Corporate/Commercial, and Laboratories. The ideal candidate is technically strong, client-focused, and capable of managing both engineering execution and project delivery.
Your Key Responsibilities

• Technical Leadership & Design;
• Lead HVAC design for complex building systems, overseeing airside, hydronic, and steam systems from concept through construction documents;
• Perform load calculations, system sizing, engineering analyses, and coordinate technical program requirements;
• Conduct engineering studies for sophisticated clients, including lifecycle cost and payback analyses, evaluation of industry trends, and assessment of local contractor/maintenance practices;
• Prepare high-quality technical documents, including Basis of Design reports, engineering narratives, and written explanations for non-technical stakeholders to support informed decision-making;
• Sign and seal mechanical engineering drawings and specifications;
• Project & Client Management;
• Serve as Project Manager or engineering lead for mechanical-prime projects, providing direct client interface and managing project execution;
• Develop project schedules, manage and track progress, and ensure on-time delivery of engineering deliverables;
• Prepare and manage mechanical engineering fees and resource plans;
• Work closely with MEP department heads to allocate staffing and technical resources;
• Monitor budgets throughout the design process and ensure alignment with project financial goals;
• Cross-Discipline Coordination;
• Collaborate closely with architectural, structural, civil, electrical, and plumbing teams to ensure fully coordinated design solutions;
• Support field questions, contractor coordination, and construction administration activities as needed;
• Mentorship & Team Development;
• Provide continuous mentorship to junior engineers and designers;
• Deliver presentations and contribute to in-house continuing education programs.

Your Capabilities and Credentials

• Active Professional Engineer (PE) license in the United States.
• Proven technical writing skills and strong communication abilities.
• Proficiency in Microsoft Office (Word, Excel, Outlook, Project).
• Experience with Revit 2016 or newer (at least 25% of work hours in production).
• Experience with Trane TRACE or IES VE energy modeling software.
• Ability and willingness to travel up to 10%, including overnight trips.

Education and Experience

• Bachelor's degree in mechanical engineering or architectural engineering from an accredited four-year university;
• 10+ years of mechanical engineering experience in commercial building design and construction.
• Minimum 5 years serving as the primary engineering interface with clients (either as PM or engineering lead).
• Minimum 5 years of project management and client-facing experience.

Typical office environment working with computers and remaining sedentary for long periods of time. Field work may include exposure to the elements including inclement weather.
This description is not a comprehensive listing of activities, duties or responsibilities that may be required of the employee and other duties, responsibilities and activities may be assigned or may be changed at any time with or without notice.
About Stantec
Stantec is a global leader in sustainable engineering, architecture, and environmental consulting. The diverse perspectives of our partners and interested parties drive us to think beyond what's previously been done on critical issues like climate change, digital transformation, and future-proofing our cities and infrastructure. We innovate at the intersection of community, creativity, and client relationships to advance communities everywhere, so that together we can redefine what's possible.
Pay Transparency: In compliance with pay transparency laws, pay ranges are provided for positions in locations where required. Please note, the final agreed upon compensation is based on individual education, qualifications, experience, and work location. At Stantec certain roles are bonus eligible. Actual compensation for part-time roles will be pro-rated based on the agreed number of working hours per week.
Benefits Summary: Regular full-time and part-time employees (working at least 20 hours per week) have access to medical, dental, and vision plans, a wellness program, health saving accounts, flexible spending accounts, 401(k) plan, employee stock purchase program, life and accidental death & dismemberment (AD&D) insurance, short-term/long-term disability plans, emergency travel benefits, tuition reimbursement, professional membership fee coverage and paid family leave. Regular full-time and part-time employees will receive ten paid holidays in each calendar year. In addition, employees will be eligible to accrue vacation between 10 and 20 days per year and eligible for paid sick leave (and if more generous, in accordance with state and local law).
Temporary/casual employees have access to 401(k) plans, employee stock purchase program, and paid leave, in accordance with state and local law.
The benefits information listed above may not apply to union positions because benefits for such positions are governed by applicable collective bargaining agreements
Primary Location: United States | AZ | Phoenix
Organization: BC-2358 Buildings-US Acquisition PSP Mountain BE
Employee Status: Regular
Business Justification: New Position
Travel: No
Schedule: Full time
Job Posting: 19/11/2025 07:11:35
Req ID: 1003129
Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, colour, religion, sex, national origin, age, marital status, genetic information, disability, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment. Stantec is in compliance with laws and regulations and ensures equitable opportunities in all aspects of employment. At Stantec we are committed to ensuring our recruitment process is accessible to all. If you require reasonable adjustments to be made during the recruitment process then please inform a member of our Talent Acquisition team.