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Senior Principal Engineer

Hazen and Sawyer
Columbus, OH Full Time
POSTED ON 10/12/2026
AVAILABLE BEFORE 12/12/2026
 

Join our Hazen team and make the world a better place providing exceptional client service in all things water® and superior technical solutions for our clients. Hazen is a creative, employee-owned company with minimal bureaucracy where employees thrive. 

Hazen has outstanding opportunities for motivated, talented people that enjoy teamwork and collaboration, client service, and solving our clients’ most difficult challenges.

Senior Principal Engineer / Project Manager

Hazen and Sawyer is seeking a qualified and experienced Senior Principal Engineer to join our team on a full-time basis to support the design and construction of water and wastewater facilities and infrastructure in the Central Ohio Area.  We work on a diverse range of projects for municipalities and our clients can expect the highest level of service and expertise from us. As a SPE/PE you will be tasked with leading projects, providing direction and mentorship to junior staff, and coordinating with the client regarding project status and deliverables. Skills needed include excellent communication (written and verbal) skills, strong technical experience for various water, wastewater, or reclaimed water facilities, and strong work ethic and sense of accountability.   This position reports to our Columbus, Ohio office and travel within the area is required.  

Job Description

As a Senior Principal Engineer/Project Manager you will manage and support the delivery of projects in the Central Ohio area, with support from and provide support to project teams that span Ohio and the Midwest Region. The ideal candidate has 10 or more years of experience working on or with municipal water, wastewater, or reuse projects and is looking to continue to grow their technical and project management skillset by managing projects and teams. You will support and mentor engineers and will be supported by senior mentors on projects.

This position requires experience with project management or the desire to grow into a project management role. The position will lead to an increasing level of client development and management commensurate with experience, supported by our local office and firm-wide technical resources. Candidate should have extensive facility design experience. 

This position includes leading and delivering municipal water/wastewater facilities planning and design projects. Task responsibilities will include project management, preparation of assessment and design reports, performing design calculations, equipment sizing/selection, preparation of construction documents, support construction management/commissioning needs, etc. Fieldwork and site visits from planning through construction may be required with occasional travel.  

What We Offer:

Our “Hazen Everywhere” approach allows work schedule flexibility, including allowing options for partial remote work and part-time or full-time schedules.  We also offer competitive pay and comprehensive benefits program to meet the personal and professional needs of employees and their families, with the majority of premium costs covered by the Firm.

Our benefits package includes:

 • Medical and dental insurance for employees and dependents

 • Disability and life insurance

 • Flexible spending accounts

 • 401(k) plan with employer contribution

 • Holidays and combined PTO

Qualifications and Skills

Required

  • 10 years of relevant experience with facility and infrastructure design (or something similar)
  • Registered PE in Ohio (or obtain reciprocity in 12 months)
  • Bachelor of Science degree in Civil, Environmental, Chemical, or Mechanical Engineering
  • Experience delivering water and/or wastewater facility projects from preliminary design through construction
  • Demonstrated strong work ethic and efficient work methods 
  • Excellent verbal and written communication skills
  • Engagement with professional societies and similar organizations by participating in meetings and conferences
  • Proficient in standard software platforms (e.g., Microsoft Office Suite, Bluebeam, etc.)
  • Strong organizational skills

 

Preferred

  • Project Management or Task Management experience in the central Ohio market for water/wastewater facilities projects
  • Master of Science degree in Civil, Environmental, Chemical, or Mechanical Engineering
  • Documented experience managing multiple successful project teams delivering high quality projects while meeting schedule and budget goals
  • Experience supervising, coordinating, mentoring, and reviewing work by staff
  • Experience communicating and coordinating with clients
  • Experience supporting proposal preparation and participating in interviews

Salary.com Estimation for Senior Principal Engineer in Columbus, OH
$104,139 to $124,873
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