Senior Chemical/Environmental Engineer or Environmental Scientist 3

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

Job summary

Haley & Aldrich seeks a Senior Chemical/Environmental Engineer or Environmental Scientist 3, located in Costa Mesa or San Diego, to lead teams and deliver innovative EHS solutions. You will drive client relationships, manage multi-disciplinary projects, and mentor junior staff in a fast-growing firm.

You will provide senior technical leadership for EHS regulatory compliance programs, with emphasis on California markets, and help shape the growth strategy of the practice.

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 areas.
• Proven leadership in multi-disciplinary projects and client portfolios.
• Strong written and verbal communication; ability to lead client discussions.
• Experience mentoring staff and building diverse teams.

Responsibilities

• Develop and maintain strategic client relationships to grow revenue.
• Oversee large, complex projects from initiation to completion.
• Build and guide high-performance cross-functional teams.
• Lead proposals for high-impact projects and explore new markets.
• Represent the company in professional organizations and industry trends.
• Ensure all work complies with Health & Safety protocols.
• Provide senior technical leadership for EHS programs, especially CA-focused.

Skills

EHS regulatory compliance

RCRA compliance

Business development

Project leadership

Client relationship management

Communication skills

Education

Bachelor's degree in Chemical Engineering / Environmental Engineering / Environmental Science

Job description

Senior Chemical/Environmental Engineer or Environmental Scientist 3

2 Locations Available | req2144

Job available in these locations:

Costa Mesa, CA, United States
San Diego, CA, United States

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.

ACCOMMODATIONS FOR APPLICANTS WITH DISABILITIES AND LIMITED ENGLISH PROFICIENCY

Haley & Aldrich, an equal opportunity employer committed to a diverse workforce. In order to ensure reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Veterans´ Readjustment Act of 1974, Title I of the Americans with Disabilities Act of 1990 and pursuant to Executive Order 13166, applicants with disabilities or limited English proficiency that require accommodation in the job application process may contact 1-617-886-7400 for assistance.