Full-Time
Stormwater/Water Resources Project Manager
Stormwater Infrastructure Group
Updated on 9/3/2026
Apex Companies
1,001-5,000 employees
National environmental consulting and engineering firm
Compensation Overview
$130k - $155k/yr
Providence, RI, USA + 2 more
More locations: Woburn, MA, USA | Quincy, MA, USA
Hybrid
Must reside near a listed New England office or be willing to relocate; travel to local client and project sites is required.
Bachelor of Science (BS)
 Architecture & Civil Engineering (1) |
|---|
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- A Bachelor of Science degree in an engineering discipline.
- At least 8 years of related experience in stormwater and water resources, including design and project management.
- A Registered Professional Engineer license in Massachusetts, or the ability to obtain one by reciprocity.
- The ability to work effectively with clients, staff, subconsultants, and contractors through effective leadership, with demonstrated written and verbal communication skills.
- A strong understanding of state and federal regulatory frameworks and experience interacting with regulators in the local and technical areas where Apex works.
- A valid driver's license and clean driving record.
- Provide technical leadership and project management for municipal and private stormwater and water resources projects, including hydraulic-hydrologic modeling, bridge, culvert, and drainage system design, inland and coastal flood mitigation planning and design, and civil site design and grading.
- Serve as a stormwater and water resources subject matter expert and be responsible for technical project delivery and design, scheduling, budgeting, and client management.
- Supervise and direct individuals or teams of technical staff on complex projects and/or multiple smaller projects.
- Assist with training and technical development of staff by holding training seminars, providing technical guidance during project execution, and bringing new technical developments in-house.
- Assist with strategic planning, training, proposals, and business development.
- Consult with technical staff and Project Managers on stormwater and water resources challenges and provide independent technical reviews of stormwater and water resources components for other disciplines.
- Oversee project technical accuracy through regular communication with project staff and review of plans, specifications, reports, and calculations for compliance with firm standards.
- Participate in required project risk and insurance training to recognize potential risks involving nonstandard technical matters or legal disputes and minimize firm liability.
- Present project updates and technical information to clients and at public meetings.
- A strong desire to manage and mentor junior staff.
Apex Companies provides environmental consulting and engineering services to public agencies and private clients across all 50 states. Its offerings include water resources management, environmental remediation, health and safety, compliance assurance, ESG advisory, and infrastructure engineering, delivering work from site assessments to managing complex projects. A key differentiator is the breadth of services across environmental, health and safety, and ESG, plus its ARTEMIS data-management platform that organizes environmental information for risk mitigation and lending. The company aims to help clients manage environmental risk, achieve regulatory compliance, and efficiently complete projects while expanding its national footprint.
Company Size
1,001-5,000
Company Stage
N/A
Total Funding
N/A
Headquarters
Rockville, Maryland
Founded
1988
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Simplify's Take
What believers are saying
- Zweig named Apex a 2026 Hot Firm, ranking it No. 28.
- March 2026 CWE acquisition expands California engineering reach and cross-sells immediately.
- February 2026 Tully acquisition strengthens stormwater lifecycle services across Northern California projects.
What critics are saying
- Rapid roll-up integration can dilute service quality and overload project managers by 2027.
- The 2024 NRC report flagged a Severity III violation at Apex Companies.
- PE ownership under Morgan Stanley Capital Partners pressures exits; stalled growth breaks the platform thesis.
What makes Apex Companies unique
- Apex bundles water, environmental, and infrastructure work through one national platform.
- ARTEMIS gives clients environmental data management and lending support across project lifecycles.
- March 2026 CWE and Tully deals deepen California civil, water, and stormwater capabilities.
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Benefits
Health Insurance
Dental Insurance
Vision Insurance
Life Insurance
Disability Insurance
401(k) Company Match
Paid Vacation
Paid Sick Leave
Relocation Assistance
Growth & Insights and Company News
6 month growth
↑ 19%1 year growth
↑ 19%2 year growth
↑ 19%Apex Companies announced the acquisition of CWE, an award-winning civil infrastructure, water resources, and environmental engineering services firm with multiple offices in California.
Adds to Core Stormwater Strength and Enhances Ability to Deliver the Full Stormwater Lifecycle in Northern California
Raincatcher, a national mergers and acquisitions advisory firm serving small to mid-size businesses, served as the exclusive sell-side advisor to AquaWorks DBO,
Bolsters Engineering Depth and Extends Operational Presence in Intermountain West
Apex Companies, LLC has acquired Weiler Engineering Corporation, a Florida-based engineering firm. This acquisition enhances Apex's engineering capabilities and strengthens its presence in Florida. Weiler Engineering, with over 45 professionals, brings expertise in civil, structural, and utilities engineering. This move follows Apex's recent acquisitions of Johnson Engineering and Water Science Associates, further expanding its services in the municipal and private markets.