Associate Environmental Consultant, Hydrogeologist

Associate Environmental Consultant, Hydrogeologist; Madrid; On-site; EUR 45,000 - 65,000; Full time

Job summary

Worley is seeking an experienced Associate Environmental Consultant, Hydrogeologist to join our Madrid team. You will provide technical leadership on complex groundwater sites, oversee modelling and risk assessments, and contribute to projects across energy and resources sectors.

The role combines field insight with data-driven analysis and client engagement. You will work under supervision to deliver high-quality reports, develop conceptual site models, mentor junior staff, and support business

Qualifications

• Bachelor of Science required. Master of Science in Geology or Hydrogeology.
• Experience with groundwater modelling and groundwater assessment.
• Proficiency with groundwater modelling software: Groundwater Vistas, MODFLOW, MODPATH, MT3D, FEFLOW.

Responsibilities

• Provide technical leadership on site assessment and remediation as hydrogeologist.
• Oversee groundwater resources, chemical hydrogeology, remediation and modelling.
• Lead numerical groundwater modelling (flow and transport).
• Review work plans and data analyses for soil and groundwater.
• Develop/conduct Tier 1–3 risk assessments and sensitivity analyses.
• Prepare and review technical reports to high quality standards.
• Engage with contractors, clients and authorities.
• Manage project resources, schedule, budget, and quality; support business development.
• Mentor and provide technical guidance to team.

Skills

Hydrogeology

Groundwater modelling

Technical leadership

Data analysis

Stakeholder engagement

Education

Bachelor of Science in Geology or Hydrogeology

Master of Science in Geology or Hydrogeology

Tools

Groundwater Vistas

MODFLOW

MODPATH

MT3D

FEFLOW

Job description

Building on our past. Ready for the future

Worley is a global professional services company of energy, chemicals and resources experts. We partner with customers to deliver projects and create value over the life of their assets. We’re bridging two worlds, moving towards more sustainable energy sources, while helping to provide the energy, chemicals and resources needed now.

MISSION

Looking to change our future and make a positive change? At Worley, we have 45,500+ of the world’s brightest minds in energy, chemicals and resources, all working to deliver a more sustainable world. Join us and be the change.

We’re a global team of engineers, consultants, data scientists, and innovators all working to create a better tomorrow. The greatest impact we can have in delivering a more sustainable world is on our customers’ projects. We help customers in energy, chemicals and resources get one step closer to solving our planet’s toughest issues; climate change, pollution control, protection of biodiversity and ecosystems, the energy transition, and digital transformation.

Whatever your ambition is, there’s a path for you here and there’s no barrier to your potential career success.

As part of the Worley Community and under supervision and mentorship within the team, you will assist in the delivery of consulting services to Worley and our customers.

ACCOUNTABILITIES

• Provide technical leadership on complex site assessment and remediation projects, acting as a contaminated land specialist and hydrogeologist.

• Provide technical oversight, particularly in groundwater resources, chemical hydrogeology, groundwater remediation and restoration, hydrogeological assessment, modelling, and monitoring.

• Provide execution and technical leadership in numerical groundwater modelling, including groundwater flow and transport modelling.

• Review of work plans, soil and groundwater investigation data analysis and assessment.

• Development/review of conceptual site models and execution of Tier 1, TIer 2 and Tier 3 risk assessments, data gap and sensitivity analysis.

• Preparation and review of technical reports. Ensure reports are prepared on schedule, on budget and at a high quality standard.

• Stakeholder engagement (contractors, clients and authorities).

• Project management tasks, including management of project resources and schedule, cost control and quality assurance. Customer relationship.

• Mentoring and technical guidance.

• Business development activities including the preparation of proposals.

ACADEMIC BACKGROUND

• Bachelor of Science required. Master of Science in Geology or Hydrogeology.

LANGUAGES

• Spanish\: native proficiecy.

• English\: full professional proficiency (spoken and written).

EXPERIENCE

• 10+ discipline experience; 3+ yrs project leadership

TECHNICAL KNOWLEDGE

• Demonstrated experience in groundwater numerical modelling (both steady-state and transient), including model construction, calibration, validation, and sensitivity analysis for both flow and transport modelling.

• Proficiency in groundwater modelling software is required, including Groundwater Vistas, MODFLOW, MODPATH, MT3D, and FEFLOW.

• Demonstrate a solid understanding of environmental contaminants, specifically petroleum hydrocarbons and volatile organic compounds.

• Demonstrate a solid understanding of fate and transport of environmental contaminants in the subsoil, exposure pathways and potential linkages to receptors.

• Experience with ground investigation design, groundwater well development methods and data interpretation. Experience with dedicated software (SURFER, AQTESOLV).

• Sound understanding of national regulations, and International guidance related to groundwater assessments, contaminated land, conceptual site models and risk assessment methodologies.

• Experience in risk assessment methodologies and software (RBCA, RISC).

• Advanced Excel, Word, Powerpoint skills.

• Experience using GIS tools (QGIS and Surfer).

SOFT SKILLS

• Client and stakeholder leadership.

• Clear, audience-focused communication.

• Decisive problem-solving and demonstrated ability to innovate and identify new approaches to improve outcomes.

• Technical coaching and mentoring.

• Collaboration and cross-functional leadership. Capacity to work effectively across disciplines and geographies.

• Strategic curiosity and continuous improvement.

• Inclusive leadership and team culture.

• Self-management and autonomy.

ADDTIONAL INFORMATION

We are seeking an experienced consultant with a strong background in hydrogeological assessment of contaminated sites and groundwater modelling to join a well-established team delivering complex projects at both national and international levels.

We provide high-quality, innovative solutions to our clients, including the development of environmental risk assessment tools to support investment decision-making and risk mitigation, digital solutions for real-time site data analysis, climate change risk assessments, and water stewardship services.

Moving forward together

We’re committed to building a diverse, inclusive and respectful workplace where everyone feels they belong, can bring themselves, and are heard. We provide equal employment opportunities to all qualified applicants and employees without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by law.

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation.

And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology.

Whatever your ambition, there’s a path for you here. And there’s no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.