Senior Technical Project Manager – Chlorinated Solvent Remediation
Company websiteapexcos.com (Apex Companies, opens in new tab)
Base salary $175K to $200K
Employer-published annual base salary, USD. Advertised base range in Pleasant Hill, CA +2 more
You apply on the employer's own site. Six Figure Work does not handle applications.
- LocationPleasant Hill, CA +2 more
- WorkplaceWorkplace not stated
- Status at last checkSource accepting applications when checked
- Last checked (3 h ago) · observed since
All places named
- Pleasant Hill, CA
- Signal Hill, CA
- Thousand Oaks, CA
About this job
Are you driven to grow, lead, and make a meaningful impact? At Apex, we’re building more than a consulting and engineering firm—we’re creating a place where your career accelerates, your contributions matter, and your potential is fully realized. We believe your growth is our growth, which is why we invest in your development at every stage of your career. Here, you’ll work on projects that shape communities, protect the environment, and create lasting impact, all while being empowered with the autonomy and flexibility to do your best work.
Fueled by high-quality delivery, exceptional client retention, and strategic acquisitions, Apex Companies continues to rank among the fastest-growing firms in the AEC industry, recently recognized by the Zweig Group for our industry-leading growth. Our success is grounded in strong leadership, a collaborative culture, and a shared commitment to delivering exceptional outcomes.
As we continue to expand, we're looking for high-performing professionals who are ready to lead, collaborate, innovate, and create impact. At Apex, you help shape what's next. When we succeed together, we share in that success. All Apex positions are eligible for annual bonus opportunities, reinforcing our commitment to recognizing and rewarding meaningful contributions that drive our collective growth.
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
#LI-BS1
Annual Expected Pay Range
$175,000—$200,000 USD
We believe in equality for all and celebrate the diversity and differences of our employees, customers, and communities. We do not discriminate based on gender, race or color, ethnicity or national origin, age, disability, religion, sexual orientation, gender identity or expression, veteran status, or any other applicable characteristics protected by law. Apex aims to make apexcos.com accessible to all users. If you have a disability or special need that requires accommodation to navigate our website or complete the application process, please contact [email protected] or (301) 417-0200. Likewise, feel free to reach out to us if you would like to view or discuss Apex policy related to equal employment opportunity or have any related concerns. EO/AA/VEV/Disabled Employer
TO ALL RECRUITMENT AGENCIES: Apex Companies does not accept unsolicited agency resumes. Please do not forward resumes for any of our job postings to our career’s sites, or to any employees of Apex Companies or affiliates. Apex Companies is not responsible for any fees related to unsolicited resumes.
Source: Apex Companies on Greenhouse · View original posting (opens in new tab)
This listingSenior Technical Project Manager – Chlorinated Solvent Remediation$175K to $200K
Senior Technical Project Manager - Remediation$175K to $200K
Senior Technical Project Manager - Remediation$175K to $200K
Tri-Cities Area Manager$170K to $200K
Principal - Client Service Leader$195K to $220K
Sr Principal Engineer$150K to $200K
Senior Principal Engineer$150K to $200K
Chart as a table
| Role | Published base |
|---|---|
| Senior Technical Project Manager – Chlorinated Solvent Remediation (this listing) | $175K - $200K |
| Senior Technical Project Manager - Remediation | $175K - $200K |
| Senior Technical Project Manager - Remediation | $175K - $200K |
| Tri-Cities Area Manager | $170K - $200K |
| Principal - Client Service Leader | $195K - $220K |
| Sr Principal Engineer | $150K - $200K |
| Senior Principal Engineer | $150K - $200K |
Observed changes
- First observed on the employer's board
- Began meeting the published-salary criteria
- Observed since
- Employer-stated posting date
- 2026-09-23
Where this pay comes from
Location as the employer wrote it: Pleasant Hill, CA; Signal Hill, CA; Thousand Oaks, CA
$175,000—$200,000 USD
- Method
- Employer text, read with fixed rules and re-verified
- Checked
- Rule set
- us-base-v2
The pay passage appears in the employer's own job text. Fixed, deterministic rules located it, and the passage below was checked against the stored copy of the posting.
What we verified
- The pay figures come from the employer's own listing, quoted exactly above.
- The pay is an annual base salary in US dollars with a minimum of at least $100,000.
- The role was publicly listed on the employer's job board when last checked.
We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.
