Role overview
Job description
At MacKay, we believe great people are the foundation of our growth and success. We are in an exciting phase of expansion, creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers. Whether your role is technical or part of our support services team, you play an important role in delivering high-quality work and helping our projects succeed. We are seeking a motivated and relationship-focused full-time Associate or Project Hydrogeologist to join our team either in Fort Collins, CO or in San Diego, CA. This role will have a mix of office and field-based responsibilities across a broad range of multi-year projects for our industrial, aerospace, and governmental clients. This role is being posted at multiple levels, from Associate Hydrogeologist to Project Hydrogeologist. Level and pay are commensurate with experie
…About this listing
- Source: MacKay's official careers site (via Greenhouse) · last confirmed on the source 31 Oct 2026
- Posted 15 Jul 2026
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What they are looking for
Skills & requirements
Qualification
40-hour HAZWOPER certification Advanced Excel experience using Macros and Power Query First aid/CPR trained Understanding of groundwater modeling software California Certified Hydrogeologist (applies to Project Hydrogeologist) Why Join MacKay? A people-first culture At MacKay, we put people first. We are committed to creating an environment where employees can grow, contribute, and do their best work. We support well-being, encourage balance, and create space for people to succeed both professionally and personally. Meaningful work and real impact Our teams take on complex infrastructure and environmental challenges that support critical systems and shape the places where people live and work. Every role contributes to delivering that work and making it successful. Growth and opportunity We are in an exciting phase of growth, expanding across geographies, services, and markets. That growth creates opportunities for our employees to take on new challenges, build their careers, and contribute in new ways as the company evolves. A strong and trusted foundation Built on more than 50 years of experience, MacKay has developed a reputation for quality work, strong relationships, and depen
Department · Environmental Services
Hiring company
MacKay
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