Water/Wastewater Project Engineer I
$45 - $55 per hourJohnson, Mirmiran & Thompson
Job Description Johnson, Mirmiran & Thompson is a dynamic, 100% employee‑owned consulting firm with more than 2,800 professionals, providing a full range of multidisciplinary engineering, architecture, information technology, and related services to public agencies and private clients throughout the United States. JMT is currently ranked #45 on Engineering News‑Record’s list of the Top 500 Design Firms. Position Summary A career‑minded Water/Wastewater engineer is needed to join JMT’s fast‑growing Water/Wastewater consulting practice. The employee will plan, lead, and design projects in the water/wastewater field, applying design criteria, regulatory requirements, standards, and processes. Responsibilities include managing multiple design projects simultaneously, preparing and updating project schedules, documenting critical design elements, and coordinating a design team to meet project requirements and client feedback. The role supports sewershed study and rehabilitation, new sewer design, water distribution, water/wastewater treatment, and pump station projects in the Mid‑Atlantic. Compensation for this position is $45–55 per hour, commensurate with experience, education, and certifications. The range is a good‑faith estimate based on the job requirements; actual pay may vary. Essential Functions and Responsibilities Analyze project requirements and information from alternative studies to develop accurate reports for submittal. Analyze survey reports, maps, drawings, blueprints, aerial photography, and other topographical or geological data to plan projects and tasks. Assess and identify collection/distribution system performance deficiencies, predict future issues, and develop solutions for planning and design projects. Demonstrate familiarity with hydraulic designs, sewer rehabilitation, water and sewer design, water/wastewater pump station and treatment process design, engineering economics, specification preparation, and engineering report writing. Show a firm grasp of general heavy construction principles; experience in environmental facilities operations is considered a plus. Perform design computations and prepare design drawings. Use design software and drawing tools to develop or review projects in accordance with client specifications and guidelines. Develop or review construction cost estimates and prepare contract plans, specifications, and estimates. Attend client meetings and assist in taking meeting minutes. Coordinate with other disciplines and understand how they fit into the project and design. Conduct quality reviews of project design in accordance with the Project Management Plan. Provide technical oversight and guidance/support to Design Engineers within the department. Nonessential Functions and Responsibilities Perform other related duties as assigned. Required Skills 5–10 years of experience. Bachelor’s degree in Civil, Environmental, Mechanical, or Chemical Engineering from an ABET‑accredited university. Proficiency in related design software, including AutoCAD Civil 3D, Revit, ArcGIS, and MS Project. Proficiency in Microsoft Office. Strong written and communication skills. Preferred Qualifications Professional Engineering license. Experience working with local clients at the county and state level. Benefits Affordable Medical, Dental & Vision Insurance. Company‑paid Life and Disability Insurance. Paid Time Off and Paid Holidays. Paid Caregiver Leave Program. 401(k) Retirement Plan (Traditional and Roth options). Employee Stock Ownership Plan (ESOP). Career Development Programs. And more. Working Conditions Work is performed within a general office environment 95% of the time. The job is generally sedentary but may require occasional standing and walking. Lighting and temperature are adequate, and there are no hazardous or unpleasant conditions caused by noise, dust, etc. within the office environment. Field work is required on occasion, which may involve working outside in heat/cold, wet/humid, or dry/arid conditions. Some lifting (up to 25 lbs) may be required as needed. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by state or federal law. #J-18808-Ljbffr
$40 - $77 per hour
...Location Washington, DC Category 1025 Career Level Experienced Type Full-time Job Summary DHA is seeking a Water/Wastewater Project Engineer to work on Potomac Interceptor projects. Responsibilities for this position include assisting project managers on large diameter...WaterHourly payFull timeWork experience placementWork at officeLocal areaRemote work3 days per week$65 - $90 per hour
...Delon Hampton & Associates, Chartered (DHA) is seeking a Water/Wastewater Project Manager to work on the Potomac Interceptor Sewer Pipeline... ...budgets. Qualifications Bachelor’s degree in civil engineering or a related field; Must have eight (8) to twenty-five...WaterHourly payFull timeWork at office$45 - $55 per hour
...Johnson, Mirmiran & Thompson is seeking a Water/Wastewater Engineer in Washington, DC. The ideal candidate will have a bachelor's degree in engineering... ...field. The role involves planning, leading, and designing projects while complying with regulations and standards. The...WaterHourly pay- ...Eastern Research Group, Inc. is seeking an experienced engineer to independently assess community water and wastewater infrastructure needs and develop planning... ...willing to obtain it. The role includes preparing project designs and leading stakeholder meetings. ERG offers...Water
- ...We are seeking a Process Mechanical Engineer Project Manager - Wastewater PM to join our team! You will be responsible for the design and development... ...experience performing engineering design related functions for water and/or wastewater facilities owned by municipalities or...WaterContract workWork at office
- ...with nationally recognized skills in engineering, science, economics, public health, informational... ...Independently assess community water and wastewater infrastructure needs and identify... ...PERs) Prepare preliminary and detailed project designs that municipalities can use to...WaterHourly payPart timeFlexible hours
- ...Civil/Project Engineer We seek a Civil/Project Engineer to support project teams in the design... ...complex and innovative combined sewer, wastewater conveyance, and wastewater treatment... ...preferred. ~0-5+ years of experience in water and wastewater engineering consulting...WaterContract work
$90k - $126k
...LLC is a bold leader in the consulting, engineering, and construction services industry,... ...presence and a diverse, award-winning project portfolio. Atwell is a privately owned... ...knowledge of engineering principles to design water and wastewater distribution systems, surface water...WaterFull timeWork experience placementWork at officeLocal area$110k - $145k
...company delivering sustainable design, engineering, and consultancy solutions for natural and... ...Engineer to join our Resilience Water Team in Arlington, Virginia! Collaborating... ...restoration and ecological enhancement projects, interact and work with clients, and continue...WaterFull timePart timeLocal area- ...Senior Civil Project Engineer A. Morton Thomas and Associates, LLC, an employee-owned consultant engineering firm, is seeking to add a... ...dry and wet utilities, lighting, erosion control, and storm water management Preparation of calculations and reports Processing...WaterTemporary workWork at office
- ...Building a Better Environment! Ulliman Schutte is seeking Project Engineers in the DMV area, who have a strong desire to learn, grow, and... ...communication skills. Strong interest in self-perform Water Infrastructure Construction. Project Engineer Daily Life...WaterFor subcontractorRelocation
- ...Construction Engineering Manager Kokosing is one of America's 50 largest general contractors... ..., bridges, underground utilities, water/wastewater facilities, and marine construction.... ...team. Working onsite with the project team to plan, develop, coordinate, and...WaterContract workFor contractorsFor subcontractorWork at office
- ...States | Posted on 05/13/2026 We’re seeking a Land Development Project Engineer with strong experience supporting commercial and residential... ...documents using Civil 3D Design utility systems including water, sanitary sewer, and storm drainage infrastructure Support roadway...WaterTemporary workLocal area
$120k - $150k
...Job Description Job Description Senior Water/Wastewater Engineer Location: Lanham, MD Salary: $120,000 – $150,000 About Us... ...organization where your expertise will help shape impactful projects and where your career can reach its fullest potential. As...WaterLocal areaFlexible hours- ...Job Description Job Description About the Role: We are adding a Project Engineer to support the day-to-day execution of complex water and wastewater facility construction projects by working closely with project managers and field teams. This role is responsible...WaterFor contractorsFor subcontractorWork at officeLocal area
- ...specializing in self-perform construction of water and wastewater treatment facility construction. They are a premier builder of these projects in the Mid-Atlantic and have recently... ...a Top 200 Environmental Contractor by Engineering & News Record (ENR). Through...WaterFor contractorsInternshipWork at office
$85k
...As a Project Engineer, you will join a project team tasked with the responsibility for all technical and engineering aspects of your project... ...infrastructure connecting it all - power, transportation, water, and roadways. Since 1906, we've been delighting and delivering...WaterFull timeTemporary workFor contractorsWork experience placementFor subcontractorWork at officeLocal area- ...owned, professional consulting engineering services firm headquartered... ...for a talented and energetic, Project Engineer. This position... ...multiple projects for the DC Water Clean Rivers program. Responsibilities... ...Help modernize critical wastewater infrastructure serving...WaterWork at office
- We are seeking a motivated and detail-oriented Project/Civil Engineer to join our Underground Utility Construction division. This role supports... ..., and execution of underground utility projects — including water, sewer, storm drain, gas, and dry utility installations — from...WaterContract workFor subcontractorWork at office
$77 per hour
...Job Description Job Description Project Engineer – Potomac Interceptor Program Location DC Water Clean Rivers Facility (CMF Building), Blue Plains Hybrid... ...~ Experience supporting municipal sewer, wastewater, underground utility, or rehabilitation projects...WaterFor contractorsWork at officeImmediate start3 days per week- ...Job Description Job Description Civil Project Engineer Come work with us! River to Tap, Inc. (R2T) is a full-service, water and wastewater focused small business enterprise providing comprehensive engineering and consulting services to clients throughout the...WaterTemporary workFor contractorsWork at officeLocal area
$140k - $150k
...Summary We are currently seeking an Office Engineer to support Civil engineering solutions to... ...clients in Washington DC. Typical projects include facilities relating to construction services and water and wastewater services. The Office Engineer is responsible...WaterFull timeContract workFor contractorsWork at office- ...an entry-level Civil/Environmental Engineer to support their Water Practice. This position is suitable... ...graduates interested in water resources and wastewater management. The selected candidate... ...in data collection, analysis, and project coordination on a range of water...WaterFlexible hours
$70k - $85k
...is looking for an entry-level Civil/Environmental Engineer to support projects in Washington, focusing on water resources. The ideal candidate will assist with... ...support, research, and analysis in water quality and wastewater management. This role offers a competitive salary...WaterFlexible hours$70k - $85k
...Description: Provide technical and project support across ERG’s water projects Assist with research, data... ...to water resources, water quality, wastewater management, and water and wastewater... ...teams of scientists, engineers, and project managers to support client...WaterHourly payPart timeInternship$83.74k - $113.3k
...HDR, Inc. is seeking a civil engineer in Washington, DC, to work on water resource projects including flood control and stream restoration. Responsibilities include modeling, data collection, and technical reporting. The ideal candidate will possess a Bachelor's degree...Water- ...technical specifications, contract documents, and cost estimates. Support and coordinate with Highway, Structural, and Geotechnical Engineer design teams and perform other duties as assigned Requirements BS in Civil Engineering Detailed-oriented, self-starter...WaterContract work
- ...Principal Engineer/Sr. Principal Engineer Hazen is seeking a qualified... ...focus on "all things water." Our work includes planning... ...infrastructure – for water, wastewater, and stormwater management... ...facilities planning and design projects. Task responsibilities will...WaterTemporary workWork at officeFlexible hours
- ...with nationally recognized skills in engineering, science, economics, public health,... ...Civil/Environmental Engineer to support projects within our Water Practice. This role is ideal for a... ...water resources, water quality, and wastewater management. The selected candidate...WaterHourly payPart timeInternshipFlexible hours
$90k - $126k
...is a bold leader in the consulting, engineering, and construction services industry, delivering... ...presence and a diverse, award-winning project portfolio. Atwell is a privately owned... ...of engineering principles to design water and wastewater distribution systems, surface water...WaterWork experience placementWork at officeLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Water/Wastewater Project Engineer I. Be the first to apply!
- water engineer Washington DC
- hydraulic application engineer Washington DC
- hydraulic engineer Washington DC
- data center project engineer Washington DC
- project application engineer Washington DC
- project engineer Washington DC
- senior project engineer Washington DC
- information technology project engineer Washington DC
- remote project engineer Washington DC
- capital project engineer Washington DC

