Service Technician (IV)

Solenis is a leading global provider of water and hygiene solutions. The company's product portfolio includes a broad array of water treatment chemistries, process aids, functional additives, cleaners, disinfectants, and state-of-the-art monitoring, control and delivery systems. These technologies are used by customers to improve operational efficiencies, enhance product quality, protect plant assets, minimize environmental impact, and create cleaner and safer environments. Headquartered in Wilmington, Delaware, the company has 78 manufacturing facilities strategically located around the globe and employs a team of over ~23000 professionals in >160 countries across six continents. Solenis is a 2025 Best Managed Company Gold Standard honoree.

For additional information about Solenis, please visit www.solenis.comor follow us on social media.

About Solenis

Solenis is a leading global producer of specialty chemicals focused on delivering innovative solutions for water-intensive industries. Our technologies support customers in improving operational efficiency, environmental compliance, and water sustainability. At this Martinez, CA refinery location, you will play a handson role ensuring the reliability and performance of critical water treatment systems.

Position Summary

The Support Engineer will provide on-site technical support, monitoring, and optimization of Solenis water treatment programs at a major oil refinery. This role is fieldfocused and involves sampling, testing, equipment inspections, data analysis, and troubleshooting to ensure maximum reliability of cooling towers, boilers, wastewater systems, and process water applications.

This is an ideal opportunity for individuals who enjoy working in an industrial environment, solving problems, and collaborating with both Solenis and refinery personnel.

Key Responsibilities

Water Treatment Monitoring & Testing

• Perform routine sampling and analysis of cooling water, boiler water, wastewater, and other process water systems.
• Conduct field tests including corrosion, conductivity, pH, ORP, hardness, alkalinity, polymer residuals, and microbiological activity.
• Maintain and calibrate analytical and monitoring equipment.

System Optimization & Troubleshooting

• Monitor chemical feed systems, pumps, controllers, and automation equipment to ensure optimal performance.
• Identify system abnormalities (e.g., scaling, fouling, corrosion, microbiological growth) and recommend corrective actions.
• Assist in rootcause analysis for water-related operational issues.

Data & Reporting

• Collect, interpret, and trend operational data using digital tools and Solenis platforms.
• Prepare daily, weekly, and monthly reports that summarize trends, findings, and improvement recommendations.
• Communicate clearly with refinery operations, maintenance, and engineering teams.

Chemical & Equipment Support

• Ensure proper delivery, storage, and inventory management of Solenis chemicals on-site.
• Support installation and maintenance of Solenis water treatment feed systems, sensors, controllers, and monitoring devices.
• Verify correct dosage and adjust feed rates as needed.

Compliance & Safety

• Follow all Solenis and refinery safety protocols, including PPE, hazard communication, and entry procedures.
• Participate in required refinery safety training and maintain compliance with site-specific regulations.
• Assist with environmental reporting and ensure water systems meet regulatory and permit requirements.

Qualifications

Required

• Associate degree in environmental science, chemistry, engineering, industrial technology, or related field OR equivalent technical experience in an industrial setting.
• Ability to perform field sampling, testing, and mechanical inspections.
• Strong data interpretation and problemsolving skills.
• Comfortable working in refinery environments (elevated walkways, outdoor conditions, confined systems).
• Valid driver's license and ability to work on-site full time.

Preferred

• Experience in water treatment, refinery operations, chemical feed systems, or industrial utilities (boilers/cooling towers).
• Familiarity with analytical instruments (Hach, Micrometer, corrosion probes, controllers).
• Understanding of refinery safety standards (e.g., TWIC, OSHA, LOTO, confined space procedures).

Work Environment

• Full-time on-site position at a large oil refinery in Martinez, CA.
• Requires walking, climbing stairs/ladders, and lifting up to ~50 lbs.
• Exposure to industrial environments, chemical handling, and outdoor conditions.

Why Solenis?

• Competitive compensation and benefits package
• Company vehicle
• Strong emphasis on safety, training, and professional development.
• Opportunities for career growth into technical, engineering, or account management roles.
• Work with a global leader in water treatment solutions supporting critical industrial operations.

We understand that candidates will not meet every single desired qualification. If your experience looks a little different from what we've identified and you think you can bring value to the role, we'd love to learn more about you.

At Solenis, we understand that our greatest asset is our people. That is why we offer competitive compensation, comprehensive benefits which include medical, dental, vision & 401K, and numerous opportunities for professional growth and development. So, if you are interested in working for a world-class company and enjoy solving complex challenges, whether in the lab or the field, consider joining our team.

Solenis is proud to be an Equal Opportunity Affirmative Action Employer, including Minorities / Women/ Veterans / Disabled.All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Should you require assistance in applying to this opportunity, please reach out to Solenis Talent Acquisition at talentacquisition@solenis.com