Associate or Project Hydrogeologist
MacKay
| Company | MacKay |
| Category | Science & Research |
| Location | San Diego |
| Remote | On-site (inferred) |
| Employment | Not stated |
| Level | Not stated |
| Salary | Not stated by the employer |
| Posted | 15 Jul 2026 |
| Last verified | 5 Aug 2026 |
| Source | Employer ATS (greenhouse) |
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. Engineering Analytics, now part of MacKay, is seeking a motivated and relationship-focused full-time Associate or Project Hydrogeologist to join our team 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 experience.
Join a firm where people stay and where new teammates are genuinely invested. You'll work on technically challenging environmental projects for nationally recognized aerospace, defense, and industrial clients while enjoying the flexibility of a hybrid schedule, close collaboration with experienced colleagues, and the opportunity to take on increasing responsibility as you advance in your career. We've built a team with exceptional continuity, deep technical expertise, and a genuine commitment to one another's success. If you're looking for a place where you can truly grow, we'd love to hear from you.
Key Responsibilities vary by level, with a Project Hydrogeologist providing some oversight and delegation of responsibilities:
Prepare conceptual models and support fate and transport modeling activities
Participate in and lead field programs, including well installation, aquifer testing, soil gas sampling, indoor air sampling, and pilot testing
Evaluate remedial alternatives
Tabulate, evaluate, and interpret air, soil vapor, soil, surface water, sediment, and groundwater data
Assess remedial action performance data
Oversee compliance monitoring field programs and prepare compliance monitoring reports
Prepare cost estimates and specifications
Direct and coordinate with analytical laboratories for the analysis of environmental media samples
Participate in large multi-disciplinary team projects
Utilize various software used in the evaluation, design, and preparation of deliverables
Apply scientific standards, codes, regulations, and company procedures to assigned work
Assist with project documentation, permitting, and coordination activities
Coordinate with internal project teams, agencies, consultants, and clients as appropriate
Support quality assurance and quality control processes
Communicate professionally with coworkers, clients, agencies, and project stakeholders
Participate in continuous improvement efforts related to scientific principles and engineering standards, workflows, and technical procedures
Minimum Qualifications for Associate Hydrogeologist:
Bachelor of Science in geology, hydrogeology, engineering geology, or related environmental science
Geologist-In-Training (GIT) certification
2 to 5 years of experience, with a minimum of 1 year of field experience
Proficient in Excel
Experience with GIS and associated data management
Ability to learn and adapt
Ability to work on multiple project tasks concurrently
Solid organizational, verbal, and written communication skills
Ability to establish and maintain relationships with multi-disciplinary team members
Additional Qualifications for Project Hydrogeologist:
California Professional Geologist or the ability to obtain reciprocity within a reasonable time frame
5+ years of experience, including management experience
Preferred Qualifications:
40-hour HAZWOPER certification