Senior Hydrogeologist

Company: Montgomery & Associates
Location: Phoenix
Posted on: June 1, 2025

Job Description:

Senior Hydrogeologist

Montgomery & Associates (M&A) has a unique opportunity for an experienced senior environmental hydrogeologist to join our team, with a principal focus on providing senior leadership on a long-term Superfund project in the Phoenix area.



This high-profile project management role entails technical oversight of a dedicated multidisciplinary team working in parallel on multiple complex tasks and project components. Due to the importance of this project at M&A, the person in this position will regularly interact with M&A senior leadership, as well as other project managers, technical staff, and administrative personnel. Success in this position requires advanced technical and communication skills, with an emphasis on developing and maintaining trusting relationships with the client, legal counsel, regulators, and other project stakeholders.



Responsibilities for this position include:


Develop and manage the execution of groundwater, vadose zone, and indoor air investigations, monitoring, and remedial actions
Coordinate and lead regular internal, client, and regulatory meetings to report and collaborate on various project tasks and initiatives
Collaborate with client management and legal teams for strategic planning associated with regulatory, responsible party, and stakeholder negotiations
Design, oversee preparation of, and provide senior technical review for critical compliance and non-compliance reports and memoranda
Provide high-level review of and prepare comments on reports and technical submittals prepared by EPA and other stakeholders
Provide senior leadership and mentoring to M&A data analysis, database management, modeling, and field teams
Develop work plans, scopes of work, and cost estimates for various new and on-going task


The hired professional will have the following qualifications:


Bachelor's degree in geology, hydrology, or engineering; graduate degree preferred
A minimum of 20 years professional experience with the responsibilities listed above
Professional consulting experience managing large-scale environmental projects
Professional registration, (P.G.) preferred
Professional experience investigating, testing, and conceptualizing subsurface hydrogeologic conditions and contaminant fate and transport
Familiarity with groundwater models, groundwater remediation technologies, and CERCLA regulations
Professional experience with vapor intrusion and indoor air investigations and remediation a plus
Project management experience
Effective communication skills including technical writing and presenting technical work in large group settings
Ability to pass background check and drug test if requested
Current and valid driver's license
Ability to legally work and reside in the United States


Preferred location for this position is Phoenix, however Tucson or Flagstaff will be considered.



At M&A, our mission is to promote a fulfilling and respectful work culture where employees collaborate to deliver pragmatic water resource solutions grounded in the principles of integrity, scientific rigor, and environmental responsibility. We are independently owned by practicing scientists who are committed to these values and to supporting our community partners.



Your benefits at Montgomery & Associates will include:


Competitive benefits and salary in an expanding team-oriented company
Dynamic work environment with safety and technical training provided by the company
Interesting and collaborative multidisciplinary projects
On the job mentoring by senior professionals
Western U.S. projects and travel opportunities
Medical, dental, and vision insurance
Flexible Spending Account; HRA
Long- and short-term disability
Life/AD&D insurance
Vacation, holiday, personal, and sick leave
Paid parental leave
Employer matching 401k retirement plan


We are an Equal Opportunity EmployerPI893ff0545457-25660-37423046

Keywords: Montgomery & Associates, Phoenix , Senior Hydrogeologist, Other , Phoenix, Arizona