Senior Level Principal Hydrogeologist Jobs
Senior level principal hydrogeologist jobs place experienced professionals in charge of technical strategy, project outcomes, and the junior staff and cross-disciplinary teams executing complex groundwater investigations. Openings reflect a mix of on-site, hybrid, and remote arrangements across Consulting & Professional Services and Mining & Natural Resources, with employers like HDR, WSP, and Hazen and Sawyer hiring at this level now.
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This Opportunity
WSP is initiating a search for a On-Call Senior Hydrogeologist in our Shelton, Connecticut or Valhalla, New York office. Join our Earth & Environment Team and contribute to projects that help clients achieve their objectives and address complex challenges. In this role, the Senior Hydrogeologist will provide senior-level technical support and guidance with collecting samples from various environmental media, implementing aquifer tests, and prepare water withdrawal permits. The successful candidate will work closely with major water suppliers, municipalities and developers in the northeast.
Your Impact
- Continue and help further build a longstanding water supply business
- Steward water-supply projects from beginning to end meeting client needs and meet project quality and financial goals
- Supervise, mentor and train junior staff
- Guide aquifer tests and follow all regulatory requirements associated with those tests
- Data analysis and interpretation to determine the next course of action
- Exercise responsible and ethical decision-making regarding company funds, resources and conduct, and adhere to WSP’s Code of Conduct and related policies and procedures
- Ensure compliance with regulatory requirements related to data integrity, documentation, procedures, training, monitoring systems, records, and retention
- Perform additional responsibilities as required by business needs
Who You Are
Required Qualifications
- Bachelor’s Degree in Geology, Hydrogeology, or closely related discipline
- 10+ years of relevant work experience
- Strong working knowledge of relevant water supply withdrawal laws, regulations, compliance practices, and recordkeeping requirements
- Experience implementing and managing aquifer pumping tests
- Excellent interpersonal and communication skills, with the ability to convey ideas clearly and professionally to scientific and non-scientific audiences
- Demonstrated self-leadership, attention to detail, and ability to manage multiple priorities in a dynamic work environment
- Ability to work independently and provide guidance and leadership to junior team or project members while maintaining strict QA/QC standards
- High proficiency with technical writing, office automation, communication software, technology, and related tools
- Proven commitment to workplace safety and ability to comply with WSP’s health, safety, and harassment policies
- Moderate travel may be required depending on project-specific requirements
Preferred Qualifications
- Relevant Professional License (i.e. PG, CPG)
- 40-Hour OSHA Health and Safety Training (HAZWOPER)
WSP Benefits:
WSP provides a comprehensive suite of benefits focused on providing health and financial stability throughout the employee’s career. These benefits include coverage related to medical, dental, vision, disability, and life; retirement savings; paid sick leave; paid vacation (or other personal time); paid parental leave; and paid time off for purposes of bereavement, voting, and/or attendance at naturalization proceedings.
Compensation:
Expected Salary (all locations): $105,000 - $140,000
WSP USA is providing the compensation range that the company in good faith believes it might pay and offer for this position, based on the successful applicant’s education, experience, knowledge, skills, abilities in addition to internal equity and specific geographic location. WSP USA reserves the right to ultimately pay more or less than the posted range and offer additional benefits and other compensation, depending on circumstances not related to an applicant’s sex or other status protected by local, state, and/or federal law.
This Opportunity
WSP is initiating a search for a On-Call Senior Hydrogeologist in our Shelton, Connecticut or Valhalla, New York office. Join our Earth & Environment Team and contribute to projects that help clients achieve their objectives and address complex challenges. In this role, the Senior Hydrogeologist will provide senior-level technical support and guidance with collecting samples from various environmental media, implementing aquifer tests, and prepare water withdrawal permits. The successful candidate will work closely with major water suppliers, municipalities and developers in the northeast.
Your Impact
- Continue and help further build a longstanding water supply business
- Steward water-supply projects from beginning to end meeting client needs and meet project quality and financial goals
- Supervise, mentor and train junior staff
- Guide aquifer tests and follow all regulatory requirements associated with those tests
- Data analysis and interpretation to determine the next course of action
- Exercise responsible and ethical decision-making regarding company funds, resources and conduct, and adhere to WSP’s Code of Conduct and related policies and procedures
- Ensure compliance with regulatory requirements related to data integrity, documentation, procedures, training, monitoring systems, records, and retention
- Perform additional responsibilities as required by business needs
Who You Are
Required Qualifications
- Bachelor’s Degree in Geology, Hydrogeology, or closely related discipline
- 10+ years of relevant work experience
- Strong working knowledge of relevant water supply withdrawal laws, regulations, compliance practices, and recordkeeping requirements
- Experience implementing and managing aquifer pumping tests
- Excellent interpersonal and communication skills, with the ability to convey ideas clearly and professionally to scientific and non-scientific audiences
- Demonstrated self-leadership, attention to detail, and ability to manage multiple priorities in a dynamic work environment
- Ability to work independently and provide guidance and leadership to junior team or project members while maintaining strict QA/QC standards
- High proficiency with technical writing, office automation, communication software, technology, and related tools
- Proven commitment to workplace safety and ability to comply with WSP’s health, safety, and harassment policies
- Moderate travel may be required depending on project-specific requirements
Preferred Qualifications
- Relevant Professional License (i.e. PG, CPG)
- 40-Hour OSHA Health and Safety Training (HAZWOPER)
WSP Benefits:
WSP provides a comprehensive suite of benefits focused on providing health and financial stability throughout the employee’s career. These benefits include coverage related to medical, dental, vision, disability, and life; retirement savings; paid sick leave; paid vacation (or other personal time); paid parental leave; and paid time off for purposes of bereavement, voting, and/or attendance at naturalization proceedings.
Compensation:
Expected Salary (all locations): $105,000 - $140,000
WSP USA is providing the compensation range that the company in good faith believes it might pay and offer for this position, based on the successful applicant’s education, experience, knowledge, skills, abilities in addition to internal equity and specific geographic location. WSP USA reserves the right to ultimately pay more or less than the posted range and offer additional benefits and other compensation, depending on circumstances not related to an applicant’s sex or other status protected by local, state, and/or federal law.
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Find JobsSenior Level Principal Hydrogeologist Job Market
Who's Hiring
Top Industries Hiring
- Consulting & Professional Services
- Mining & Natural Resources
Senior Level Principal Hydrogeologist Jobs: Frequently Asked Questions
How do I get a senior level principal hydrogeologist job?
Employers at this level look for demonstrated ownership of full project lifecycles, from conceptual site model development through regulatory closure, not just technical execution. A strong candidate brings a record of leading multidisciplinary teams, authoring defensible reports under regulatory scrutiny, and mentoring junior staff. Professional licensure as a Professional Geologist or Professional Engineer, along with recognized expertise in a specialized area such as PFAS remediation, groundwater modeling, or water supply, sharpens your edge considerably.
Which companies hire senior level principal hydrogeologists?
Companies hiring senior level principal hydrogeologists right now include HDR, WSP, and Hazen and Sawyer, based on current listings on Migrate Mate as of November 2026. At this level, hiring tends to concentrate among large environmental consulting firms, federal contractors, and water utilities that run complex, long-duration projects requiring senior technical oversight and client relationship management.
Are there remote senior level principal hydrogeologist jobs?
Yes, though the role often requires periodic site visits and client meetings. About 50% of senior level principal hydrogeologist openings are remote or hybrid as of November 2026, with fully remote positions more common for roles centered on project management, modeling review, or regulatory strategy rather than active field investigation programs.
What makes a principal hydrogeologist role senior level?
Senior level principal hydrogeologist roles carry accountability that goes well beyond technical contribution. Professionals at this stage own project scope, budget, and schedule, serve as the primary technical authority on complex regulatory negotiations, and are expected to develop junior and mid-level staff through mentorship. They typically lead business development efforts, sign off on deliverables, and represent the firm or organization directly with clients and regulators.
Which industries hire the most senior level principal hydrogeologists?
Senior level principal hydrogeologist roles concentrate in Consulting & Professional Services and Mining & Natural Resources, based on current listings on Migrate Mate as of November 2026. These sectors drive hiring at this level because they manage large-scale groundwater compliance obligations, long-term remediation programs, or water resource planning challenges that require sustained senior technical leadership rather than project-by-project staffing.