Process Engineer

ACCIONA; Corpus Christi (TX); On-site; USD 120,000 - 190,000; Full time

Job summary

ACCIONA, a global leader in regenerative infrastructure, is seeking a Mechanical / Process Technical Lead to support a major desalination project in Corpus Christi, Texas. The role serves as the technical authority for desalination processes and mechanical systems, ensuring design, equipment, and construction meet performance requirements.

You will oversee desalination processes (pretreatment, RO, post-treatment), review engineering designs, support procurement and commissioning, and act as the

Qualifications

• Degree in Mechanical, Chemical, or related Engineering.
• Proven experience in water, wastewater, or desalination projects.
• Knowledge of SWRO or advanced treatment systems.
• Hands-on experience with mechanical equipment and hydraulic systems.
• Experience in EPC or design-build projects is a plus.

Responsibilities

• Lead technical oversight of desalination processes (pretreatment, reverse osmosis, post-treatment).
• Provide expertise on mechanical systems (pumps, piping, pressure systems, valves, chemical systems).
• Review and approve engineering designs and vendor deliverables.
• Support procurement, construction, commissioning, and start-up phases.
• Act as the main technical reference to resolve complex issues.
• Ensure quality, safety, and regulatory compliance.

Skills

Desalination processes

Mechanical systems

Technical oversight

Vendor deliverables review

Procurement support

Construction start-up

Regulatory compliance

Education

Mechanical or Chemical Engineering degree

Job description

We are a global company and a leader in the development of regenerative infrastructure that generates a positive impact on society. Our workforce, made up of more than 65,000 professionals across over 40 countries on five continents, contributes to our mission of designing a better planet.

ACCIONA, within its Water business line, is seeking to hire a Mechanical / Process Technical Lead to support the delivery of a major desalination project in Corpus Christi, Texas.

This role acts as the technical authority for desalination processes and mechanical systems, ensuring that design, equipment, and construction solutions arerobust, efficient, and aligned with performance requirements.

Key Responsibilities

• Lead technical oversight of desalination processes (pretreatment, reverse osmosis, post-treatment)
• Provide expertise on mechanical systems (pumps, piping, pressure systems, valves, chemical systems)
• Review and approve engineering designs and vendor deliverables
• Support procurement, construction, commissioning, and start-up phases
• Act as the main technical reference to resolve complex issues
• Ensure quality, safety, and regulatory compliance

What We're Looking For

• Degree in Mechanical, Chemical, or related Engineering
• Proven experience in water, wastewater, or desalination projects
• Strong knowledge of SWRO or advanced treatment systems
• Hands‑on experience with mechanical equipment and hydraulic systems
• Experience in EPC or design-build projects is a plus