Senior Project Engineer - Linear Water Infrastructure

InterAgency; Washington (District of Columbia); On-site; USD 110,000 - 135,000; Full time

Benefits offered by this job

Medical, dental, and vision

Life and disability insurance

401(k) with Safe Harbor match

Paid time off and holidays

Flexible spending accounts

Bonus eligibility

Job summary

InterAgency Inc. is a dynamic infrastructure consultancy seeking a licensed Professional Engineer with extensive pipe experience to support linear water infrastructure program management at DC Water.

This role involves planning, condition assessment, renewal strategy, and technical review, with mentorship of junior staff and seal of deliverables. The candidate will work across planning, design, and field sites in the DC metro region, translating assessment data into renewal scopes and cost

Qualifications

• Bachelor’s degree in Civil Engineering and PE license; DC licensure preferred or ability to obtain by reciprocity within six months.
• 6+ years of experience in planning, design, or condition assessment of water transmission and distribution or wastewater conveyance infrastructure, including large-diameter pressure pipe.
• Experience translating condition assessment data into renewal recommendations and capital project scopes.
• Experience preparing construction cost opinions for linear projects.
• Strong technical writing skills and the ability to present findings to utility staff and leadership.
• Valid driver’s license and ability to travel to project sites in the DC metro region.

Responsibilities

• Support CIP and linear facilities planning updates using data and hydraulic models.
• Develop risk-based prioritization and validate project scopes and budgets.
• Prepare and review technical memos, drawings, and cost opinions; mentor staff.
• Recommend technologies for assessments and coordinate field inspections.
• Plan shutdowns and rapid engineering support during main breaks and emergencies.

Skills

Planning & prioritization

Technical writing

Mentoring

Communication

Sealing deliverables

Education

Bachelor’s degree in Civil Engineering

Master's degree in Civil Engineering

DC PE license or reciprocity within six months

Tools

GIS

Hydraulic modeling

Job description

InterAgency Inc. is a dynamic infrastructure consultancy seeking a licensed Professional Engineer with extensive pipe experience to support linear water infrastructure program management at DC Water.

This role involves planning, condition assessment, renewal strategy, and technical review, with mentorship of junior staff and seal of deliverables. The candidate will work across planning, design, and field sites in the DC metro region, translating assessment data into renewal scopes and cost