Water Treatment Service Technician

COASLTINE LTD.; Washington (District of Columbia); On-site; USD 70,000 - 140,000; Full time

Job summary

A leading company in industrial water treatment services is seeking a full-time Industrial Water Treatment Service Technician in Washington, D.C. This role focuses on providing hands-on service, optimizing system performance, and expanding the customer base. Ideal candidates will have experience in water treatment and possess strong technical and interpersonal skills, alongside a customer-oriented mindset.

Benefits

Competitive base salary plus commission

Travel reimbursement

Health, dental, and vision insurance stipend

Paid time off and holidays

401(k) plan

Ongoing training and professional development opportunities

Qualifications

• 1-3 years of hands-on experience in industrial water treatment required.
• Strong technical knowledge of cooling water systems is essential.
• Sales experience preferred, valid driver’s license required.

Responsibilities

• Perform service visits, testing and adjustments on water treatment programs.
• Troubleshoot system performance issues and provide recommendations.
• Develop relationships with clients and pursue new business opportunities.

Skills

Customer-oriented mindset

Strong interpersonal skills

Technical knowledge of cooling systems

Independent problem-solving

Education

Certified Water Technologist (CWT)

Job description

COASLTINE LTD. Washington DC-Baltimore Area

Coastline Ltd. is a trusted provider of industrial water treatment services, specializing in custom chemical treatment programs for cooling towers, boilers, and closed loop systems. With a focus on technical excellence, safety, and customer satisfaction, we serve clients across commercial, institutional, and industrial sectors throughout the Southeast.

We are currently seeking a highly experienced full-time Industrial Water Treatment Service Technician to support and grow our customer base in the Washington, D.C. area.

Position Overview:

This dual-role position is ideal for a seasoned water treatment professional who thrives both in the field and in client-facing interactions. The successful candidate will provide hands-on service and support to existing accounts while also identifying new business opportunities and helping grow Coastline’s footprint in the region.

Key Responsibilities:

• Perform routine service visits for water treatment programs, including testing, system adjustments, and chemical delivery for cooling towers, boilers, and closed loop systems.
• Troubleshoot system performance issues and provide technical recommendations to optimize results.
• Maintain accurate service reports and communicate results to customers and internal teams.
• Develop and maintain strong relationships with current clients, ensuring satisfaction and program retention.
• Identify and pursue new business opportunities within the Charleston area to expand Coastline’s market share.
• Prepare proposals, present solutions, and close new accounts in collaboration with management.
• Ensure all work is performed safely and in compliance with Coastline and customer safety protocols.

Qualifications:

• 1-3 years of hands-on experience in industrial water treatment (required).
• Strong technical knowledge of cooling water, steam boiler, and closed loop systems.
• Proven ability to independently manage service routes and solve complex treatment challenges.
• Customer-oriented mindset with strong interpersonal and communication skills.
• Sales experience or aptitude for consultative selling is highly desirable.
• Valid driver’s license and clean driving record.
• Ability to lift and handle chemical containers and equipment as needed.

Preferred:

• Certified Water Technologist (CWT) or willingness to pursue certification.
• Experience with industrial or commercial accounts in healthcare, manufacturing, or government facilities.
• OSHA Certified

Compensation and Benefits:

• Competitive base salary plus commission/bonus structure
• Travel reimbursement and company-provided field equipment
• Stipend for Health, dental, and vision insurance
• Paid time off and holidays
• 401(k)
• Ongoing training, safety certifications, and professional development opportunities

To Apply:

Please submit your resume and a brief cover letter highlighting your water treatment experience and interest in the D.C. territory to [e-mail].

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Management and Manufacturing

• Industries

  Water, Waste, Steam, and Air Conditioning Services and Air, Water, and Waste Program Management

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