Senior Mechanical Engineer

Location: Phoenix, AZ, United States; Hybrid

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 Advanced Manufacturing, 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.

About Us

About the Organization