Langan Engineering and Environmental Services, LLC logo

Senior Project Engineer/Manager - Mission Critical Water and Wastewater

Langan Engineering and Environmental Services, LLC

Cleveland, OHJobSeen 4 days agoSeen in employer's feed 4 days ago

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At a glance

Compensation
No compensation found
Location
Cleveland, OH
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Job overview

Langan is seeking a Senior Project Engineer/Manager to support its national water practice and advance data center water strategy initiatives. The role leads due diligence, water supply and discharge strategy, reuse planning, permitting, and compliance for data center clients. It also provides technical and regulatory guidance, mentors staff across regions, supports national client accounts, and contributes to the growth of water and environmental compliance services.

Skills & qualifications

RequiredNice to have

Skills

Water Due DiligenceWater Sourcing StrategiesWastewater Discharge StrategiesWater and Wastewater Infrastructure PlanningWater TreatmentWastewater TreatmentCooling Water SystemsIndustrial Wastewater ManagementWater ReuseRegulatory GuidanceWater Strategy DevelopmentSafe Drinking Water Act Compliance

Full job description

Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, corporations, healthcare systems, colleges/universities, and large infrastructure programs throughout the U.S. and around the world. Our employees collaborate seamlessly among 50+ offices and gain valuable hands-on experience that fosters career growth. Langan culture is entrepreneurial from advancing innovative technical solutions, to participating in robust training and knowledge sharing, to making progressive change within the communities we live and work. Consistently ranked among the top ten "Best Firms to Work For" and Engineering News-Record's top 50 firms worldwide, Langan attracts and retains the best talent in the industry. Employees thrive at Langan, a firm that fosters an inclusive and supportive work environment for all; prioritizes wellbeing, health, and safety; encourages volunteerism and philanthropy; offers workplace flexibility, along with carbon-neutral office spaces; and empowers individuals to contribute their skills and knowledge to make impactful contributions. Job Summary Langan is seeking a Senior Project Engineer/Manager - Mission Critical Water and Wastewater to support its growing national water practice. This individual will play a key leadership role in advancing data center water strategy initiatives nationwide, including leading due diligence evaluations, water supply strategy development, source water assessments, discharge strategy development, water reuse planning, and water strategy permitting and compliance for data center clients across the United States. In this role, you will leverage Langan's national technical resources and multidisciplinary expertise to lead complex regulatory programs, mentor staff across multiple regions, support national client accounts, and help drive the continued growth and innovation of Langan's water and environmental compliance services. In addition, you will have the opportunity to partner cross-functionally with top industry leadership, fueling a developing Data Center practice, on a diverse array of premier land development projects. Job Responsibilities * Lead water due diligence efforts for data center developments, including source water availability assessments, utility coordination, capacity evaluations, and regulatory constraints analyses; * Develop and implement water sourcing strategies utilizing municipal supplies, groundwater, surface water, reclaimed water, and alternative water resources across diverse regulatory environments; * Evaluate and advance wastewater discharge strategies, including NPDES permitting, indirect discharge programs, land application, water reuse, collect and haul, and emerging management approaches; * Coordinate with engineering teams on water and wastewater infrastructure planning, treatment system integration, conveyance requirements, and utility interface design; * Provide technical and regulatory guidance on water treatment, wastewater treatment, cooling water systems, industrial wastewater management, and water reuse applications; * Collaborate with utilities, municipalities, regulatory agencies, and client stakeholders to navigate complex water supply, wastewater, and permitting challenges; * Lead water strategy development throughout the project lifecycle, from site selection and due diligence through permitting, construction, startup, and ongoing operations; * Provide regulatory oversight for Safe Drinking Water Act compliance programs for utilities and industrial clients; * Lead national response efforts for Notices of Violation

How this job compares

Set against the 5,190 open Project Engineer jobs on Olive Jobs, counted October 28, 2026.

Pay
  • This postingNot listed
  • Ohio median$96–150K/yr74 salary ranges
  • US median$36–46/hr274 hourly ranges
Openings
Olive Jobs lists 269 open Project Engineer jobs in Ohio and 5,190 across the US. 3% of them nationwide are listed as remote or flexible.
Experience
Project Engineer postings that state a minimum ask for 5 years of experience at the median; the middle half ask for 3 to 7 years (4,024 postings).
Education
3,238 of the 5,190 open Project Engineer jobs (62%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on October 28, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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