Principal Project Manager Tunnels

At Mott MacDonald, we trust our brilliant people to do brilliant things in engineering, management, and development services, supporting multisector project work in over 150 countries. As one of the largest employee-owned companies in the world, we pride ourselves on delivering exceptional outcomes through our network of 20,000+ talented consultants. With sustainability and innovation at the heart of our work in North America—including Buildings, Energy, Transportation, and Water—we empower our people to excel, learn, and grow, offering diverse opportunities to contribute to career-defining projects. Join us and be part of a collaborative environment where your ambitions align with ours, and you can shape your story.

About the role

We are seeking an experienced Principal Project Manager, Tunnels to lead the delivery and growth of major underground infrastructure projects across the Mid-Atlantic region, with a focus on large-scale water and wastewater conveyance programs. Based in Pittsburgh, this individual will play a key leadership role in the pursuit, planning, design, and delivery of complex tunnel and underground infrastructure projects that improve community resilience, environmental performance, and regulatory compliance. The role requires a strategic leader who combines exceptional project management capabilities with deep civil engineering expertise while serving as a trusted advisor to clients and senior stakeholders.

Responsibilities

• Lead major tunnel and underground infrastructure projects from pursuit through delivery.
• Serve as Project Manager or Project Director on large, multidisciplinary civil infrastructure programs.
• Manage scope, schedule, budget, quality, risk, and commercial performance.
• Provide leadership to civil, geotechnical, structural, hydraulic, mechanical, electrical, and construction teams.
• Act as the primary client interface and trusted advisor for key infrastructure programs.
• Oversee the planning, design, procurement, and construction support phases of major projects.
• Lead technical reviews, constructability assessments, risk workshops, and value engineering studies.
• Support strategic pursuits, proposal development, interview preparation, and capture planning for major infrastructure opportunities.
• Mentor and develop project managers, engineers, and technical specialists.
• Drive innovation, digital delivery, and best practices in underground infrastructure and tunnel delivery.
• Collaborate with regional and national leadership to grow the tunnels and underground infrastructure business.
• Foster a culture of safety, collaboration, quality, and technical excellence.

Requirements

• Bachelor's degree in Civil Engineering or a related engineering discipline.
• Professional Engineer (PE) license, or ability to obtain licensure in Pennsylvania.
• 15+ years of experience delivering major civil infrastructure projects.
• Proven experience managing large-scale water, wastewater, conveyance, or underground infrastructure programs.
• Strong background in civil engineering with experience on complex infrastructure projects.
• Demonstrated success leading multidisciplinary teams and managing project financial performance.
• Experience working with municipal, utility, or public-sector clients.
• Experience delivering tunnel, shaft, pump station, conveyance, or other underground infrastructure projects.
• Strong understanding of geotechnical risk, constructability, underground construction methods, and stakeholder management.
• Experience supporting or leading major project pursuits and client presentations.
• Excellent communication, leadership, and relationship management skills.

Qualifications

• Experience with alternative delivery methods such as Design-Build, Progressive Design-Build, CMAR, or similar procurement models is preferred.
• Experience with CSO, SSO, wastewater conveyance, or environmental compliance programs is highly desirable.

Benefits

• Comprehensive benefit package including 401k, medical, dental, and vision insurance.
• Short-term/long-term disability, paid holidays, PTO, and parental leave.
• Company-paid life insurance.
• Personal and group performance bonuses.

Pay

The expected salary for this position is $154,000 - $188,000.

Schedule

This is a full-time, regular position. Most of your time will be spent collaborating in-office, with a minimum of three days per week on-site. We balance flexibility with connection to meet client, team, and personal commitments.

Location: Pittsburgh, PA, US