Senior Technical Project Manager – Chlorinated Solvent Remediation

Apexcompanies · Pleasant Hill, CA; Signal Hill, CA; Thousand Oaks, CA · Other

Posted 2026-10-13

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The Senior Technical Project Manager (PM) will lead and manage complex environmental investigation, remediation, and compliance projects involving chlorinated solvent impacts in soil, groundwater, sediment, soil vapor, and indoor air. The role requires strong technical leadership, client management, project delivery, staff development, and business development capabilities. Experience with large industrial, aerospace, manufacturing, military, and brownfield remediation programs is highly desirable.

Key Responsibilities

Project and Program Management

Manage large-scale environmental remediation projects from proposal through closure.

Develop project scopes, schedules, budgets, and health and safety plans.

Lead multidisciplinary teams of geologists, engineers, hydrogeologists, risk assessors, and environmental scientists.

Monitor project financial performance, including revenue, profitability, utilization, and forecasting.

Coordinate subcontractors, laboratories, drilling contractors, and remediation vendors.

Maintain quality assurance and quality control standards.

Technical Leadership

Serve as a technical lead for sites impacted by:

PCE (Tetrachloroethylene)

TCE (Trichloroethylene)

cis-1,2-DCE

Vinyl Chloride

Other chlorinated VOCs

Design and oversee:

Site investigations

Groundwater characterization

Soil vapor intrusion assessments

Human health and ecological risk assessments

Remedial investigations/feasibility studies (RI/FS)

Corrective action programs

Evaluate and implement remediation technologies such as:

In situ chemical reduction (ISCR)

In situ chemical oxidation (ISCO)

Enhanced reductive dechlorination (ERD)

Thermal remediation

Soil vapor extraction (SVE)

Dual-phase extraction (DPE)

Air sparging

Monitored natural attenuation (MNA)

Client Relationship Management

Act as primary client contact for key accounts.

Support strategic planning with industrial, aerospace, petroleum, manufacturing, and government clients.

Prepare and present technical findings to clients, regulators, and stakeholders.

Maintain long-term client relationships while identifying opportunities for additional services.

Business Development

Lead proposal preparation and pricing.

Support capture planning and opportunity pursuit.

Identify new clients and expand existing accounts.

Participate in industry organizations and conferences.

Regulatory Expertise

Demonstrated experience working with:

EPA CERCLA/Superfund programs

RCRA Corrective Action

State cleanup programs

Vapor intrusion guidance

UST and industrial facility closure programs

California DTSC and Regional Water Board programs

Qualifications

BS in Environmental Engineering, Civil Engineering, Geological Engineering, Hydrogeology, Geology, or related field.

12+ years of environmental consulting experience.

7+ years managing complex remediation projects.

Demonstrated success managing projects exceeding $500K to $5M+ annually.

Significant chlorinated solvent investigation and remediation experience.

California PE, PG, CHG, PMP, REM, CHMM (preferred)

Why you'll love working for us:

Company-subsidized medical and dental.

Company-paid life, short, and long-term disability.

401k match, tuition assistance, and more.

Cross-training and the ability to work on a variety of projects.

Performance-based bonuses or other incentives.

Working with the best and brightest in the industry.

2,000+ employee national firm with 70+ locations across the US.

Apex Job Title: Sr Project Manager

Req ID: 12115

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Annual Expected Pay Range

$175,000—$200,000 USD

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