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Apex Companies

National environmental consulting and engineering firm

Water/Wastewater Project Manager

Full-Time
$130k - $155k/yr
Expert
Bachelor's
Providence, RI, USA+3 moreMore locations: Woburn, MA, USA | Glastonbury, CT, USA | Quincy, MA, USA
HybridHybrid roles are available at New England offices.
Architecture & Civil EngineeringWater Resources Engineering

About the job

Requirements
  • A Bachelor of Science degree in Civil, Environmental, Chemical, or a related Engineering discipline is required.
  • At least 8 years of related water or wastewater design experience, including project management experience, is required.
  • Professional Engineer registration or other professional registration appropriate to the primary field in states where Apex works, or the ability to obtain it by reciprocity, is strongly preferred.
  • Demonstrated ability to work effectively with clients, staff, subconsultants, and contractors through effective leadership is required.
  • A strong understanding of state and federal regulatory frameworks and experience interacting with regulators in the local and technical areas where Apex works is required.
  • Excellent written and verbal communication skills and a strong desire to manage and mentor junior staff are required.
  • A valid driver's license and clean driving record are required.
Responsibilities
  • Manage project implementation with assigned project teams while following company policies and operating procedures, keeping clients informed of project status, and providing management, advice, and support to project team members.
  • Initiate projects by developing proposals, scopes of work, and project budgets for approval by the Principal; complete project initiation documents detailing scope, budget, and completion schedule for assigned projects.
  • Supervise and direct technical staff on projects and support their training and technical development by holding training seminars, providing technical guidance during project execution, and bringing new technical developments in-house.
  • Consult with technical staff and Project Managers on technical challenges in the drinking water discipline and provide independent technical reviews on projects for other water discipline leaders.
  • Oversee project technical accuracy by communicating regularly with project staff and reviewing plans, specifications, reports, and calculations for compliance with firm standards.
  • Track project costs, including labor and expenses, against project budgets and ensure timely client invoicing in accordance with company policy.
  • Prepare proposals and fee proposals, participate in project interviews, attend public meetings, prepare contracts, and present information to prospective clients.

About the company

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 Jobs

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

22%

1 year growth

20%

2 year growth

20%
Apex Companies
Mar 18th, 2026
Apex Companies Acquires CWE

Apex Companies announced the acquisition of CWE, an award-winning civil infrastructure, water resources, and environmental engineering services firm with multiple offices in California.

Associated Press
Feb 17th, 2026
Apex Companies Acquires Tully, Inc.

Adds to Core Stormwater Strength and Enhances Ability to Deliver the Full Stormwater Lifecycle in Northern California

EIN News
Jan 5th, 2026
Raincatcher Advises AquaWorks DBO on Its Acquisition by Apex Companies

Raincatcher, a national mergers and acquisitions advisory firm serving small to mid-size businesses, served as the exclusive sell-side advisor to AquaWorks DBO,

EIN News
Nov 3rd, 2025
Apex Companies Acquires Forsgren Associates, Inc.

Bolsters Engineering Depth and Extends Operational Presence in Intermountain West

EIN News
Nov 26th, 2024
Apex Acquires Weiler Engineering in Florida

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.