Senior Water & Wastewater Engineer​/Technical Group Leader

Senior Water & Wastewater Engineer / Technical Group Leader - (ENG
006.20)

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Job Description & Requirements

Interstate Engineering is seeking an experienced Senior Water & Wastewater Engineer to lead complex municipal infrastructure projects while serving as the firm's Water & Wastewater Technical Group Leader. This role combines project delivery, technical leadership, staff development, and continuous improvement to advance our water and wastewater practice across all offices. The position serves as a firmwide subject matter expert and plays a key role in establishing standards, mentoring staff, and promoting technical excellence.

This employee can be located in any Interstate Engineering office location.

Lead planning, design, and construction support for water and wastewater infrastructure projects.

Serve as a technical resource for project teams across the region.

Review plans, specifications, reports, calculations, and technical deliverables.

Support project managers with scope, schedule, budget, and risk management.

Lead the Water & Wastewater Technical Group and facilitate collaboration across regions.

Serve as a technical resource for project teams across the company.

Develop and maintain company standards, specifications, templates, and best practices.

Identify opportunities to improve technical quality, efficiency, and consistency.

Participate in monthly Technical Group Leader meetings and company improvement initiatives.

Mentor engineers, designers, and technicians.

Support hiring, onboarding, and workforce development efforts.

Coordinate training, conferences, certifications, and knowledge-sharing activities.

Help build the next generation of technical leaders within the firm.

Lead lessons learned and technical improvement efforts.

Improve workflows, QA/QC processes, tools, and technical resources.

Collaborate with other technical groups to strengthen multidisciplinary project delivery.

Bachelor's degree in Civil or Environmental Engineering.

Professional Engineer (PE) license required.

10+ years of experience in water and wastewater engineering.

Experience leading municipal infrastructure projects from planning through construction; where applicable operations of multidisciplinary systems (Mechanical, Electrical & SCADA)

Strong communication, mentoring, and leadership skills.

Demonstrated ability to develop teams and drive technical excellence.

Water treatment and distribution systems

Wastewater treatment and collection systems

Utility master planning

Hydraulic modeling

Regulatory compliance and permitting

SRF funding programs

AutoCAD Civil 3D, GIS, and related engineering tools

You’ll have the opportunity to shape the future of our Water & Wastewater practice, influence company-wide technical standards, mentor emerging professionals, and help communities solve critical infrastructure challenges while working with a collaborative team committed to continuous improvement and technical excellence.

As Interstate Engineering celebrates 50 years, we’re proud of the legacy we’ve built and even more excited about what’s ahead. Our experience spans generations, with team members who have grown their careers here and continue to shape the future of our firm, including employee-owners who have been part of our story from the very beginning.

As a 100% employee-owned company, we believe the best results come from a collaborative, team-driven approach. From the projects we deliver to the careers we build, we work together to solve challenges, support one another, and create lasting impact…