Senior Mechanical Engineer - District Utilities

Wiley|Wilson; Philadelphia (Philadelphia County); Hybrid; USD 90,000 - 120,000; Full time

Benefits offered by this job

Employee Stock Ownership Plan (ESOP)

401k with up to 6% matching

24 days paid time off (PTO)

Tuition reimbursement

80 hours of parental leave

Job summary

Wiley|Wilson is seeking a Senior Mechanical Engineer with over 10 years of experience in district thermal utility systems. This role offers flexibility for remote work or from one of their offices in Virginia or North Carolina. Key responsibilities include leading design efforts, mentoring junior staff, and supporting system evaluations. The successful candidate will possess a Bachelor's degree in Mechanical Engineering and a PE license. Wiley|Wilson values employee ownership, providing competitive salaries and an extensive benefits package, promoting inclusivity and professional growth.

Qualifications

• At least 10 years of focused experience with district thermal utility systems.
• Demonstrated leadership and project management capabilities.
• Eligibility to work in the U.S. and obtain a security clearance.

Responsibilities

• Lead planning and design efforts for district thermal systems.
• Perform detailed engineering analyses, including life cycle cost evaluations.
• Mentor and provide technical direction to junior engineers.
• Support field investigations and system evaluations.

Skills

District thermal utility systems expertise

Leadership

Project Management

Collaboration with multidisciplinary teams

Education

Bachelor's degree in Mechanical Engineering from an ABET-accredited program

Professional Engineer (PE) license

Job description

Wiley|Wilson, a 100% employee-owned architecture and engineering firm, is looking to add a seasoned Senior Mechanical Engineer with expertise in district utilities to our join our team. This position offers the flexibility to work remotely or be based in one of our five offices located in Alexandria, Lynchburg, Richmond, VA; Raleigh, NC; and Atlanta, GA. The role is ideal for a driven professional eager to help grow our established district energy practice, supporting both long‑term clients and emerging partnerships.

Position Overview

As a Senior Mechanical Engineer specializing in district heating and cooling systems, you will provide technical leadership across the planning, design, analysis, and delivery of district utility projects. You’ll act as a subject matter expert, tackling complex engineering challenges, guiding design efforts, and ensuring system performance and reliability. The role includes involvement in central plant and distribution system design, close collaboration with multidisciplinary teams, and mentorship of junior staff—while advancing sustainable, efficient, and forward‑thinking energy solutions.

Key Responsibilities

• Lead planning and design efforts for district thermal systems, including hot water, chilled water, and steam networks
• Contribute to business development initiatives within the district utilities sector
• Perform detailed engineering analyses, including life cycle cost evaluations (LCCA), and resolve complex technical issues
• Work collaboratively with cross‑disciplinary teams to integrate mechanical systems into larger infrastructure projects
• Mentor and provide technical direction to junior engineers
• Support field investigations and system evaluations to align designs with site conditions and client needs
• Participate in design reviews to uphold quality, innovation, and system performance
• Assist with construction phase services

Requirements

• At least 10 years of focused experience with district thermal utility systems, including both generation and distribution
• Professional Engineer (PE) license
• Bachelor’s degree in Mechanical Engineering from an ABET‑accredited program
• Demonstrated leadership and project management capabilities
• Eligibility to work in the U.S. and obtain a security clearance

Preferred Qualifications

• Experience with master planning
• Background in higher education facility design
• Experience supporting federal government projects
• Familiarity with geothermal or ambient loop systems
• LEED accreditation

What We Offer

We offer a competitive salary along with employee ownership through our ESOP program and work‑from‑home flexibility with details provided upon inquiry. Our generous benefits package includes multiple group health insurance options, a 401k with up to 6% matching contribution, 24 days of paid time off (PTO), five paid holidays per year, tuition reimbursement, and many other perks.

Furthermore, we prioritize inclusivity with benefits such as 80 hours of parental leave for the birth of a child or newly adopted child, a hybrid work schedule to accommodate various needs, and for roles requiring travel, we ensure accommodations for individuals with disabilities.

Why Wiley|Wilson?

Wiley|Wilson is a full‑service architecture‑engineering firm, specializing in creating innovative and functional design solutions for our government, institutional, and private‑sector clients around the world. Our diverse mix of projects, generous benefits, and focus on professional growth provides a truly unique opportunity for you to elevate your career.

As a 100‑percent employee‑owned company, our 190+ employees share a stake in our success through an Employee Stock Ownership Plan (ESOP). The ownership model, coupled with our focus on service and engagement, creates a distinct company culture. Wiley|Wilson has offices in Alexandria, Lynchburg, Richmond, VA; Raleigh, NC; and Atlanta, GA.