Principal Building Performance Engineer

At EXP, we’re driven to provide innovative solutions for the world’s built and natural environments. As a team of engineers, architects, designers, scientists, creators and a community of professionals, we bring diverse and talented people together to solve the world’s most complex challenges. Here, you join a team that leverages differences, harnesses their entrepreneurial spirit in an employee‑owned company, believes diversity is what gives us strength, seeks sustainable results and shares ambitions for each other, our clients and the communities we are part of and serve.

To be a part of EXP means to have your own experience, while staying connected to a global network of professionals, who believe we are a part of something bigger. Together, we are EXP.

The Living & Learning Division is seeking a highly experienced Professional Engineer (PE) to serve as a senior technical leader supporting building performance, sustainability, resiliency, and infrastructure initiatives. This individual will provide expertise across mechanical systems, energy, building science, and emerging technologies, helping clients improve the long‑term performance, reliability, and sustainability of their facilities.

• Provide senior technical leadership for complex building and infrastructure projects.
• Serve as a subject matter expert in building systems, energy performance, sustainability, and resilience.
• Lead technical evaluations, investigations, and engineering studies for existing and new facilities.
• Develop innovative solutions that improve operational performance, occupant comfort, reliability, and lifecycle value.
• Advise project teams on emerging technologies, industry best practices, and evolving codes and standards.
• Support strategic planning efforts related to facility investments, asset management, and long‑term capital improvements.
• Mentor engineers and technical staff while promoting technical excellence throughout the organization.
• Review and provide quality assurance for engineering analyses, reports, and recommendations.
• Support business development efforts through client engagement, proposal development, presentations, and thought leadership.
• Build and maintain relationships with public‑sector, educational, institutional, and private‑sector clients.

• Bachelor's degree in Mechanical Engineering.
• Licensed Professional Engineer (PE).
• Minimum 15 years of progressively responsible engineering experience.
• Demonstrated expertise in building systems, mechanical infrastructure, and facility performance.
• Strong knowledge of sustainability, decarbonization, resilience, and building science principles.
• Experience leading multidisciplinary teams and complex technical assignments.
• Strong written, verbal, and presentation skills.
• Ability to develop trusted relationships with clients, stakeholders, and teaming partners.

• Master's degree in Engineering, Building Science, Sustainability, or related field.
• Certified Energy Manager (CEM), LEED AP, BCxP, CBCP, or similar credentials.
• Experience with educational, housing, healthcare, municipal, or institutional facilities.
• Knowledge of advanced building technologies, smart buildings, analytics, automation systems, and digital solutions.
• Experience supporting grant‑funded, federally funded, or public‑sector programs.

• Recognized technical expert and problem solver.
• Innovative thinker with a passion for advancing building performance.
• Strong leadership and mentoring skills.
• Entrepreneurial mindset with interest in growing services and expanding client relationships.
• Ability to bridge engineering, technology, sustainability, and operational needs into practical, implementable solutions.

This position will help shape the technical direction of the Living & Learning Division by bringing deep engineering expertise, innovative thinking, and industry leadership to support the development of high‑performing, resilient, and future‑ready facilities and communities.

EXP is proud to be an Equal Opportunity Employer who fully and actively supports equal access for all people regardless of Race, Color, Sex, Religion, Gender, Age, National Origin, Veteran Status, Disability, Genetic Information or Testing, Family and Medical Leave, Sexual Orientation and Gender Identity or Expression. Should you need any special accommodations, please feel free to contact us at  and we will arrange for the most suitable accommodations based on your needs.