Senior Water Treatment Operator

Leidos; Springfield (VA); On-site; USD 70,000 - 95,000; Full time

Job summary

Leidos is seeking an experienced Facilities Water Treatment Specialist to oversee preventive maintenance of our facility water treatment systems. Duties include operating and adjusting treatment equipment for chillers, RO, boilers, and DI systems, ensuring water quality and safety compliance.

The role requires 3–5 years of relevant maintenance experience, SOP adherence, and strong communication skills. The position emphasizes safety, regulatory compliance, and accurate record-keeping in a

Qualifications

• Minimum 3–5 years of experience maintaining water treatment systems in commercial/industrial environments.
• High school diploma or equivalent; associate/technical training preferred.
• Experience with chillers, RO, water softeners, boilers, and DI systems.
• Ability to follow SOPs and safety protocols.
• Strong written and verbal communication skills.

Responsibilities

• Monitor and maintain chiller treatment, RO humidification, water softeners, boiler treatment, and DI systems.
• Test and record water quality parameters (hardness, pH, conductivity, chemicals).
• Adjust chemical dosages and settings to meet quality specs.
• Perform preventive maintenance and repairs on water treatment equipment.
• Troubleshoot system problems and take corrective actions.
• Maintain logs and documentation for compliance and reporting.
• Manage inventory of treatment chemicals and supplies.
• Adhere to safety and regulatory guidelines.
• Communicate status and needs to facility management.

Skills

Analytical skills

Communication skills

Safety procedures

Education

High school diploma

Associate’s or technical training in water treatment

Tools

Chillers

RO systems

DI systems

Boiler treatment equipment

Job description

Description

We are seeking an experienced and highly motivated Facilities Water Treatment Specialist, to oversee and direct the preventive maintenance program for our facility water treatment systems and infrastructure. This position is responsible for providing operation, monitoring, maintenance, and adjustment of water treatment equipment and systems, including water treatment for chillers, RO (Reverse Osmosis) humidifiers, boiler treatment, water softeners, and deionized (DI) water systems, ensuring water quality and compliance with safety standards.

Primary Responsibilities

• Monitor and maintain chiller treatment, RO humidification systems, water softeners, boiler treatment, and DI systems for optimal performance.
• Test and record water quality parameters, including hardness, pH, conductivity, and chemical concentrations.
• Adjust chemical dosages and system settings to maintain specified water quality levels.
• Conduct regular inspections, preventive maintenance, and repairs on water treatment equipment.
• Troubleshoot system problems and perform corrective actions.
• Maintain accurate logs, records, and documentation for compliance and reporting.
• Manage inventory of treatment chemicals and supplies.
• Adhere to safety, environmental, and regulatory guidelines.
• Communicate effectively with facility management regarding system status and maintenance needs.

Basic Qualifications

• Must be able to obtain a TS/SCI Poly clearance
• Minimum 3-5 years of experience performing maintenance, troubleshooting, and repair of water treatment systems in commercial, industrial, mission-critical, or facilities environments.
• High school diploma or equivalent (associate’s degree or technical training in water treatment preferred)
• Experience with water treatment systems, especially chillers, RO, softeners, boilers, and DI systems
• Strong analytical and problem-solving skills
• Ability to follow standard operating procedures and safety protocols
• Good written and verbal communication skills

Preferred Qualifications

• Associate’s degree or technical training in water treatment preferred
• Certified Water Treatment Operator
• Chiller water treatment knowledge

Physical Requirements

• Ability to lift up to 50 lbs.
• Ability to stand, walk, bend, and reach for extended periods
• Work in varying environmental conditions (hot, cold, wet, or noisy areas)

EC-DAS

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting

August 6, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range

Pay Range -

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay And Benefits

Pay and benefits are fundamental to any career decision. That\'s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [e-mail].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.