Full-Time

Senior Project Engineer

Posted on 12/11/2025

Apex Companies

Apex Companies

1,001-5,000 employees

National environmental consulting and engineering firm

Compensation Overview

$85k - $135k/yr

+ Bonus

Quincy, MA, USA

Hybrid

Hybrid schedule; roles based in any New England office.

Category
Architecture & Civil Engineering (1)
Required Skills
CAD
Requirements
  • Bachelor of Science Degree in Civil or Environmental Engineering or a Master of Science Degree in Civil or Environmental Engineering
  • 6+ years of planning and design experience in water or wastewater including pipelines, pumps stations, treatment plants, storage tanks, hydraulic modeling, and master planning
  • Registered Professional Engineer, or working towards licensure within one year, in a State(s) where Apex does work or the ability to obtain same by reciprocity
  • CAD proficiency and experience in technical report writing is ideal
  • The ability to supervise and train less experienced staff
  • Demonstrated leadership skills and excellent communication skills
Responsibilities
  • Assists the Project Manager in the planning, coordination, and execution of both large and small projects
  • Prepares technical memoranda, reports, proposals, and contract and subcontract scopes of work
  • Works effectively and efficiently within prescribed budgets, and monitor project performance on a weekly basis
  • Develops and negotiates scopes, fees, and schedules with sub-consultants under the guidance of the Project Manager
  • Develops technical solutions for more complex project challenges by applying engineering knowledge and skills to produce quality work
  • Assists in the development and execution of all aspects of the project scope of work
  • Assists the Project Manager in complying with project schedules and budget by actively reporting on project progress and identifying additional work outside the contractual scope
  • Works closely with Project Managers to gain project management experience
  • Responsible for financial performance on tasks or projects under their control
  • Serves as the Technical Lead in respective discipline, and assume responsibility for the technical coordination among other design disciplines and subcontractors or subconsultants
  • Supervises and trains less experienced staff by providing daily guidance and checking their work and progress. Provide input for annual reviews
  • Develop technical approach, schedules, and fee estimates for proposals
  • Maintain quality control within the discipline by reviewing designs and checking calculations, assumptions, and the basis of design
  • Assists in the coordination of client meetings, including public hearings.
  • Prepares and performs oral presentations for clients regarding project deliverables
  • Assists Project Manager by leading construction administration tasks such as construction progress meetings; submittal reviews; preparation of meeting agendas and minutes; review of daily and weekly construction reports; preparation of payment applications, RFIs, and change orders; coordination with Resident Project Representatives; completing project closeout; and tracking construction schedules
  • Provides consistent and detailed updates to the Project Manager
  • Demonstrates awareness of corporate priorities regarding quality of work, health and safety, client satisfaction, and project profitability
  • Understands and is aware of contract terms and conditions, professional liability matters, and advises the Project Manager of any concerns
  • Participates in approved external associations and professional conferences and present and/or author technical papers
  • Identifies areas of potential claims by preparing documentation and reporting to Project Manager
  • May manage a direct report, including responsibility for workload management, time and expense approval and career path development.
Desired Qualifications
  • CAD proficiency and experience in technical report writing is ideal

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

Simplify Jobs

Simplify's Take

What believers are saying

  • Acquired CWE, Tully, Forsgren, Johnson, Weiler expanding nationwide.
  • Morgan Stanley's 2023 investment fuels aggressive growth and margins.
  • Serves DOI, FEMA with $100M-$500M revenue across 50 states.

What critics are saying

  • PE pressure fragments service from 10+ acquisitions in 12-24 months.
  • AECOM, Jacobs commoditize stormwater post-2025 budget peaks.
  • Federal cuts hit government contracts in 2026-2027.

What makes Apex Companies unique

  • Proprietary ARTEMIS® platform manages environmental data for risk mitigation.
  • Manages over 600 stormwater facilities with inspections and repairs.
  • Ranks #13 in ENR All-Environmental firms for technical expertise.

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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

Company News

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.

The 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 Presswire
Nov 3rd, 2025
Apex Companies Acquires Forsgren Associates, Inc.

Bolsters Engineering Depth and Extends Operational Presence in Intermountain West

EIN Presswire
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.

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