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Senior Water/Wastewater Engineer

Gables Search Group
Billings, MT Full Time
POSTED ON 10/15/2026
AVAILABLE BEFORE 12/15/2026

We are looking for an experienced Lead Engineer for Water Systems to drive growth and success of our Water/Wastewater practice in Idaho and/or Washington. This role involves technical leadership, business development, and team management, overseeing planning, design, and delivery of water and wastewater projects while building client relationships and mentoring engineers.

Responsibilities

  • Drive business development, deliver projects, and expand client base for Water/Wastewater Group, working closely with team members and senior management.

  • Lead in designing water treatment and distribution systems along with wastewater treatment and collection systems.

  • Market, build relationships, secure new work, and deliver exceptional service to clients.

  • Build, lead, and grow a team to manage workload demands and mentor staff on client care, business development, and technical skills.

  • Perform engineering computations and oversee engineering software/equipment usage for design documents.

  • Write technical documents tailored to various audiences and coordinate with agencies and professionals for design information.

  • Exercise discretion and judgment in work tasks, applying company’s standards and best practices.

  • Maintain industry involvement and lead internal technical teams while managing projects and client expectations.

Qualifications

  • BS/BA in Engineering or related field with 10 years of experience.

  • Professional Engineer (PE) license in Idaho or Washington, or ability to obtain within six months of hire.

  • Experience directing and growing water/wastewater engineering efforts ideally within Idaho and/or Washington.

  • 10 years partnering with communities on water and wastewater challenges.

  • Ability to work independently and collaboratively, offering feedback to support team goals.

  • Strong work ethic and knowledge of engineering principles.

  • Valid driver’s license with clean driving record.

Benefits & Compensation

  • Competitive salary

  • Bonus pay for billable overtime hours

  • Additional bonus opportunities

  • 401(k) plans with immediate company match

  • Fully paid health insurance for employees (medical, dental, vision)

  • Paid life insurance

  • Paid short- and long-term disability insurance

  • Paid holidays, sick time, and vacation

  • Family-friendly work environment

  • Student loan repayment program

  • First-time homebuyer assistance program

  • Parental leave

Salary.com Estimation for Senior Water/Wastewater Engineer in Billings, MT
$83,729 to $103,915
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