Senior Chemical/Environmental Engineer or Environmental Scientist 3

Haley & Aldrich; San Diego (CA); On-site; USD 105,000 - 170,000; Full time

Job summary

Haley & Aldrich seeks a Senior Chemical/Environmental Engineer or Environmental Scientist to lead high‑performing teams and deliver innovative EHS solutions.

Based in Costa Mesa, CA or San Diego, CA, this full‑time role emphasizes client development, multi‑disciplinary project leadership, and regulatory compliance including RCRA, with a strong emphasis on California.

Qualifications

• Bachelor's degree in Chemical Engineering, Environmental Engineering, Environmental Science, or related field.
• 15+ years of experience in EHS regulatory compliance, RCRA compliance, or related technical areas with a proven track record of driving business growth through client relationships and leadership in complex projects.
• Demonstrated expertise in both business development and project leadership, with experience safely and profitably leading multiple projects simultaneously and managing client portfolios.
• Strong written and verbal communication skills, with the ability to convey complex ideas and lead client and internal discussions effectively.
• Proven leadership experience in building and managing diverse teams, mentoring staff, and fostering collaboration.
• Strong business acumen with the ability to balance strategic growth, client needs, and company profitability.

Responsibilities

• Develop and maintain strategic client relationships, identify new business opportunities, and drive significant revenue growth.
• Oversee large, complex projects from initiation to completion, ensuring they meet technical, budgetary, and client satisfaction goals.
• Build and guide high-performance teams, mentoring staff and promoting development during project execution.
• Identify new markets, services, and technologies, and lead proposals for high-impact projects.
• Represent the company in professional organizations and influence industry trends.
• Ensure all work complies with Health & Safety protocols.

Skills

Client relationships

Project leadership

Regulatory compliance

Communication

Team leadership

Business acumen

Education

Bachelor's degree in Chemical Engineering, Environmental Engineering, Environmental Science, or related field

Job description

Find your path and enjoy the journey at Haley & Aldrich. With us, you’ll tackle clients’ most meaningful challenges in the built and natural environments – and, in turn, build stronger communities. You’ll work with teams of passionate colleagues, driven by a commitment to technical excellence and continuous learning.

As a company, we aim to build a world where communities go beyond resilience, embracing change as an opportunity to enhance safety, well-being, and quality of life. Join us to accelerate this vision and your professional development.

We are looking to add new talent to our growing team! We are seeking an experienced and accomplished Senior Chemical/Environmental Engineer or Environmental Scientist 3 (specializing in Environmental Health & Safety (EHS) Regulatory Compliance) to lead high-performing teams, cultivate deep client relationships, and deliver innovative solutions. This is an exciting opportunity to play a key leadership role in shaping the future of our business, driving both growth and innovation. The is a full-time role and based in either our Costa Mesa, CA or San Diego, CA office.

In this position, you will have an opportunity to play a key role in delivering strategic value and driving meaningful outcomes for our clients and team. You will act as a seller/doer, developing and maintaining client relationships, leading multi-disciplinary project teams, executing high-quality deliverables, and mentoring junior staff. Your expertise will guide technical execution and proactive compliance strategies, helping clients navigate complex regulations and implement effective EHS programs. If you’re ready to take your career to the next level and contribute to a dynamic and growing company, we’d love to hear from you!

Duties/Responsibilities

• Lead and grow the company’s portfolio by developing and maintaining strategic client relationships, identifying new business opportunities, and driving significant revenue growth.
• Oversee large, complex projects from initiation to completion, ensuring they meet technical, budgetary, and client satisfaction goals. Serve as a senior leader on project teams and oversee all phases of service delivery.
• Build and guide high-performance teams, fostering a collaborative environment. Mentor emerging talent and promote staff development through hands on coaching and leadership during project execution.
• Contribute to the company’s long-term strategy by identifying new markets, services, and technologies, and leading proposals for high-impact projects.
• Actively participate in professional organizations, representing the company, providing thought leadership, and influencing industry trends.
• Ensure that all work is performed in accordance with company and client Health & Safety protocols.
• Demonstrate our foundational safety behaviors.
• Provide senior technical and strategic leadership for EHS regulatory compliance programs, including RCRA compliance, with an emphasis on clients in California.

Skills/Experience

Minimum Skills and Requirements

• Bachelor's degree in Chemical Engineering, Environmental Engineering, Environmental Science, or related field.
• 15+ years of experience in EHS regulatory compliance, RCRA compliance, or related technical areas, with a proven track record of driving business growth through client relationships and leadership in complex projects.
• Demonstrated expertise in both business development and project leadership, with experience safely and profitably leading multiple projects simultaneously and managing client portfolios.
• Strong written and verbal communication skills, with the ability to convey complex ideas and lead client and internal discussions effectively.
• Proven leadership experience in building and managing diverse teams, mentoring staff, and fostering collaboration.
• Strong business acumen with the ability to balance strategic growth, client needs, and company profitability.

Preferred Skills

• Professional registration or certification in a relevant field is preferred, such as PE, CSP, or CIH.
• Significant experience in California EHS compliance markets, with established relationships and insights into industry trends.
• Experience presenting at conferences, writing articles or contributing thought leadership within professional organizations.
• A passion for continuous learning and innovation, staying at the forefront of industry developments.

The salary range for this position in Costa Mesa, CA and San Diego, CA is $105,000-$170,000 annually. Actual compensation will be based upon a variety of factors such as education, related work experience, certificates, skills, and current market conditions. Haley & Aldrich reviews salary ranges each quarter to assess competitiveness with the market.

About Haley & Aldrich

Haley & Aldrich is committed to delivering the value our clients need from their capital, operations, and environmental projects. Our team of 1,000+ engineers and scientists across the United States draw inspiration from one mission: to work closely with clients as they navigate change to create safer, more robust places to live and work. Since our founding in 1957, organizations across the public and private sectors have relied on us for technical excellence and empathetic leadership that achieve results and secure a thriving tomorrow. Learn more at haleyaldrich.com.

Haley & Aldrich is an equal opportunity employer. All qualified applications will receive consideration for employment without regard to gender, race, age, disability, veteran, or any other legally protected status. We offer excellent career growth, a highly competitive total compensation plan, and a solid benefits package.