Sr. Project Manager - Environmental

Apex Companies - CSW; Rockville (MD); On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Medical and dental coverage

Company-paid life insurance

Short-term disability

Long-term disability insurance

401(k) with company match

Tuition assistance

Professional development opportunities

Performance-based bonuses

Job summary

Apex Companies is seeking a Senior Project Manager to lead our Environmental Services team. You will manage a diverse portfolio for commercial, industrial, municipal, and federal clients, providing technical leadership, mentoring staff, and expanding long-term client relationships.

You’ll balance technical expertise with project leadership and client engagement while collaborating with a national network of environmental professionals. Strong writing, budgets, and business development are key.

Qualifications

• Bachelor’s degree in Geology or related science; Master’s preferred.
• PG license preferred or ability to obtain licensure.
• 10+ years of environmental consulting with PM responsibilities.
• Strong technical writing and report review experience.
• Experience managing budgets, schedules, subcontractors, and client expectations.
• Proven ability to manage multiple projects balancing priorities.
• Excellent communication and relationship-building skills.
• Mentoring and developing technical staff; business development experience.
• Proficiency with Microsoft 365; CRM platforms and Deltek Vision a plus.

Responsibilities

• Manage a diverse portfolio of environmental projects from proposal to completion.
• Provide technical leadership and mentor staff across teams.
• Oversee project scopes, work plans, schedules, budgets, and proposals.
• Manage project financials including budgets, invoices, and profitability.
• Coordinate staffing, subcontractors, and internal resources for multiple projects.
• Review technical reports and client deliverables for quality and regulatory compliance.
• Support business development through proposals, presentations, and client relations.
• Foster safety, quality, and continuous improvement on every project.

Skills

Project management

Client relationship management

Mentoring

Technical writing

Budget management

Business development

Presentation skills

Leadership

Education

Bachelor’s degree in Geology or related science

Master’s degree preferred

Professional Geologist (PG) license preferred

Tools

Microsoft 365

CRM platforms

Deltek Vision

Job description

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 grow, we’re focused on building a team of high-performing professionals who are ready to lead, collaborate, and push what’s possible. At Apex, you don’t just join a company, you help shape what comes next.

Are you an experienced environmental consulting professional who enjoys leading complex projects, building lasting client relationships, and mentoring technical teams? Apex Companies is seeking a Senior Project Manager to join our Environmental Services team.

In this role, you’ll manage a diverse portfolio of environmental consulting projects from proposal through completion, serving commercial, industrial, municipal, and federal clients. You’ll oversee project execution, provide technical leadership, mentor staff, and partner with clients to develop practical solutions while helping expand long-term business relationships.

This is an excellent opportunity for someone who enjoys balancing technical expertise, project leadership, and client engagement while working alongside a collaborative team of environmental professionals.

Your Responsibilities as a Senior Project Manager

• Manage multiple environmental consulting projects simultaneously, ensuring projects are completed safely, on schedule, within budget, and to Apex’s quality standards.
• Serve as the primary point of contact for clients, building trusted relationships through responsive communication, technical expertise, and exceptional service.
• Develop project scopes, work plans, schedules, budgets, and proposals while monitoring project performance from kickoff through completion.
• Manage project financial performance, including budgets, change orders, invoicing, and overall project profitability.
• Coordinate project staffing, subcontractors, and internal resources to successfully deliver multiple concurrent projects.
• Review technical reports, work products, and client deliverables to ensure quality, accuracy, and regulatory compliance.
• Provide technical oversight and guidance to project managers, scientists, geologists, and field staff while mentoring the next generation of environmental professionals.
• Attend client meetings, project discussions, and site visits to support project planning, quality assurance, and successful project execution.
• Collaborate with technical experts and project managers across Apex’s national network to deliver innovative solutions for clients.
• Identify opportunities to expand existing client relationships, prepare proposals, deliver presentations, and support business development efforts.
• Foster a culture of safety, quality, and continuous improvement on every project.

What We’re Looking For

• Bachelor’s degree in Geology or a related scientific discipline (Master’s degree preferred).
• Professional Geologist (PG) license or the ability to obtain licensure is preferred.
• 10+ years of environmental consulting experience with increasing project management responsibilities.
• Demonstrated success managing environmental consulting projects from proposal through completion.
• Strong technical writing and report review experience.
• Experience managing project budgets, schedules, subcontractors, and client expectations.
• Proven ability to successfully manage multiple projects while balancing competing priorities.
• Strong communication, presentation, and relationship-building skills.
• Experience mentoring and developing technical staff.
• Business development experience, including proposal preparation and client relationship management.
• Proficiency with Microsoft 365; experience with CRM platforms and Deltek Vision is a plus.

Why You’ll Love Working at Apex

• Lead meaningful environmental projects. Manage a diverse portfolio of work across commercial, industrial, municipal, and federal markets while solving complex environmental challenges.
• Shape your own career. Whether you’re interested in technical leadership, mentoring, client development, or growing a practice, you’ll have the support to build the career you want.
• Collaborate with industry experts. Work alongside experienced scientists, geologists, engineers, and environmental professionals across Apex’s national network.
• Expand your technical expertise. Cross-train across service lines and contribute to a wide variety of environmental consulting projects.
• Company-subsidized medical and dental coverage.
• Company-paid life, short-term disability, and long-term disability insurance.
• 401(k) with company match, tuition assistance, and professional development opportunities.
• Performance-based bonuses and additional incentive opportunities.
• Join one of the nation’s leading environmental consulting firms with more than 2,000 professionals across 70+ offices nationwide.

#LI-MW1

| Apex Job Title: Sr Project Manager |

Req ID: 11841

Annual Expected Pay Range

$100,000—$130,000 USD

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