Brown and Caldwell is an employee‑owned engineering and construction firm headquartered in Walnut Creek, California, with more than 2,100 professionals serving clients across 52 U.S. locations. The company is the largest specialist in the U.S. water and environmental sectors, delivering end‑to‑end solutions that span water supply and treatment, wastewater reclamation, stormwater and water‑resource management, remediation, infrastructure, compliance, and program and construction management. Brown and Caldwell’s distinctive value lies in its long‑standing commitment to innovation, creative design, and collaborative client partnerships—a legacy that began with founders Ken Brown and Dave Caldwell in 1947 and continues to drive sustainable, high‑impact projects. The firm’s employee‑owned structure fosters a culture of ownership, excellence, and community stewardship, making it an attractive destination for professionals who want to shape the future of water and environmental infrastructure.
Open Positions
Solids/Energy Southeast Area Practice Leader
B.S. degree in Civil, Chemical, Sanitary, Mechanical, or Environmental Engineering required; MS degree preferred. Minimum 10 years of experience in municipal engineering and consulting
Senior Design Manager
15+ years of experience in engineering, Bachelor's degree in related field, Professional registration as Mechanical or Civil engineer
Senior Project Manager (Water/Wastewater)
10+ years of experience in consulting and engineering services, B.S. degree in related engineering field, Professional Engineer registration in the State of Tennessee
Electrical Design Engineer
BS in Electrical Engineering or related field, 12 years of experience as an Electrical Engineer, and ability to work independently
Senior Process Mechanical Engineer -- Water/Wastewater Treatment
B.S. degree, P.E. certification, 5+ years of experience, strong written and verbal communication skills, task design lead experience
Environmental Health and Safety Officer (CMEHSO)
2+ years of experience, Bachelor's degree in Health and Safety, and BCSP professional certification
Project Engineer- Water/Wastewater
6+ years of experience in water-wastewater facilities, professional registered engineer in Virginia, and PMP certification preferred
Project Manager - Water / Wastewater
B.S. degree in related engineering field, 8+ years of experience in municipal water and wastewater engineering, PE license in Michigan
Los Angeles Client Service Manager - Water, Wastewater
10+ years of experience in consulting and engineering services, B.S. degree in related engineering field, and demonstrated ability to communicate effectively with clients
Sr. Marketing/Proposal Specialist
6-10 years of experience in a related role, Bachelor's degree in Communications, English, Journalism, or Marketing preferred
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