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Backflow Jobs in Washington (NOW HIRING)

Magnolia Plumbing

Pump Technician

Laurel, MD

Assemble, install, modify, and repair pipes, fittings, fixtures, valves, backflow preventers, utility systems, disposal systems, sewage systems, wastewater vents, grease traps, drainage systems, fire ...

Joseph J Magnolia

Pump Technician

Laurel, MD · On-site

Assemble, install, modify, and repair pipes, fittings, fixtures, valves, backflow preventers, utility systems, disposal systems, sewage systems, wastewater vents, grease traps, drainage systems, fire ...

Magnolia Companies

Pump Technician

Laurel, MD · On-site

$30 - $45/hr

Assemble, install, modify, and repair pipes, fittings, fixtures, valves, backflow preventers, utility systems, disposal systems, sewage systems, wastewater vents, grease traps, drainage systems, fire ...

VSC Fire & Security

Inspector Trainee

Springfield, VA · On-site

$14 - $24/hr

What you will do: * Assist with the service and inspection and testing of fire sprinkler, clean agent, backflow assembly, and integrated systems under the guidance of a licensed supervisor. This may ...

Joseph J Magnolia

Commercial Plumbing Technician

Washington, DC · On-site

$26.25 - $33.75/hr

Current Backflow Certification. * Minimum of 5 years of commercial or industrial plumbing experience. * Strong knowledge of commercial plumbing systems and materials. * Ability to use plumbing tools ...

Trademasters Services I

PLUMBER-Full Time

Lorton, VA · On-site

$18 - $48/hr

Backflow license highly preferred * Experience working with basic hand tools, power tools and electronic test equipment * OSHA 10 or OSHA 30 preferred * Valid Driver's License with clean driving ...

Magnolia Plumbing

Commercial Plumbing Technician

Washington, DC · On-site

$26.25 - $33.75/hr

Current Backflow Certification. * Minimum of 5 years of commercial or industrial plumbing experience. * Strong knowledge of commercial plumbing systems and materials. * Ability to use plumbing tools ...

The Catholic University Of America

Plumber

Washington, DC · On-site

$36.81/hr

Must have backflow prevention certification. * Ability to read and comprehend simple instructions and work orders. * Ability to write basic sentences in order to close out work orders. * Ability to ...

Asbury Communities

Master Plumber

Gaithersburg, MD · On-site

$40/hr

Backflow Prevention certification required. * 7-8 years plumbing experience, Three (3) years minimum experience as a Master Plumber. Additional Information Depending upon the status of the position ...

Asbury Communities

Master Plumber

Gaithersburg, MD · On-site

Backflow Prevention certification required. * 7-8 years plumbing experience, Three (3) years minimum experience as a Master Plumber. Additional Information Depending upon the status of the position ...

Asbury Communities

Master Plumber

Gaithersburg, MD · On-site

$40/hr

Backflow Prevention certification required. * 7-8 years plumbing experience, Three (3) years minimum experience as a Master Plumber. Additional Information Depending upon the status of the position ...

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All JobsBackflow JobsBackflow Jobs in Washington

Backflow information

See Washington salary details

$20

$32

$44

How much do backflow jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for backflow in Washington is $32.03, according to ZipRecruiter salary data. Most workers in this role earn between $27.50 and $35.38 per hour, depending on experience, location, and employer.

What is a backflow technician?

Backflow technicians are professionals who specialize in testing, installing, repairing, and maintaining backflow prevention devices in plumbing systems. These devices prevent contaminated water from flowing backward into clean water supplies, ensuring water safety and compliance with local regulations. Backflow technicians are often certified and work with homeowners, businesses, and municipal water systems to prevent health hazards caused by water contamination.

What are the typical daily responsibilities of a backflow prevention specialist?

As a Backflow Prevention Specialist, your daily responsibilities often include inspecting, testing, and repairing backflow prevention assemblies to ensure compliance with local and national plumbing codes. You'll frequently travel to various sites, document test results, and communicate with property owners or facility managers about necessary repairs or maintenance. Collaboration with plumbers, utility staff, and regulatory agencies is common, and staying up-to-date with certification requirements is essential. The role requires strong attention to detail, mechanical aptitude, and a commitment to public health and safety.

What are the key skills and qualifications needed to thrive as a backflow technician, and why are they important?

To thrive as a Backflow Technician, you need a solid understanding of plumbing systems, water safety regulations, and backflow prevention methods, usually supported by a high school diploma and specialized backflow certification. Familiarity with backflow testing equipment, repair tools, and local compliance documentation systems is also important. Attention to detail, problem-solving abilities, and strong customer service skills make technicians stand out in this role. These skills ensure the safe and efficient maintenance of water systems, protect public health, and support regulatory compliance.

What is the difference between Backflow vs Backflow Tester?

AspectBackflowBackflow Tester
CertificationsOften requires backflow prevention device certificationsRequires backflow tester certifications and licensing
Work EnvironmentPlumbing, municipal, or industrial settingsField inspections, testing, and certification of backflow devices
Employer & IndustryPlumbing companies, municipalities, industrial facilitiesSpecialized testing companies, plumbing firms, municipal agencies
Job RoleDesigns, installs, repairs backflow prevention devicesTests, inspects, and certifies backflow prevention devices

Backflow refers to the plumbing process or devices preventing contaminated water from reversing flow, while a Backflow Tester specializes in inspecting and certifying these devices. Both roles require specific certifications and are integral to plumbing and municipal water safety. The tester focuses on ensuring devices function correctly, whereas the broader backflow role may include installation and repair.

Is backflow certification worth it?

Backflow certification is valuable for professionals working in plumbing, irrigation, or water systems to ensure compliance with safety standards and prevent contamination. It often requires passing an exam and maintaining ongoing training, which can enhance job prospects and credibility in the field.

What are popular job titles related to Backflow jobs in Washington?

For Backflow jobs in Washington, the most frequently searched job titles are:

What job categories do people searching Backflow jobs in Washington look for?

The top searched job categories for Backflow jobs in Washington are:

Backflow jobs near you
Infographic showing various Backflow job openings in Washington as of August 2026, with employment types broken down into 97% Full Time, 2% Part Time, and 1% Contract. Highlights an 88% Physical, and 12% Remote job distribution, with an average salary of $66,619 per year, or $32 per hour.

Pump Technician

Magnolia Plumbing

Laurel, MD

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 15 hours ago

Job description

Description

For over 75 years, Magnolia Plumbing, LLC has proudly served the DC metropolitan area, delivering reliable solutions for both residential and commercial customers across heating and cooling (HVAC), plumbing, wastewater management, and underground site utility work.


We believe the best service starts with the best people, so we hire the best and invest in their success.


Magnolia Plumbing is seeking experienced Pump Technicians to join our growing team. This role involves performing commercial sewage plumbing projects, including the installation, maintenance, troubleshooting, and repair of pumps, piping systems, and related plumbing and electrical components.

Requirements

Responsibilities: 

  • Comply with all OSHA safety regulations and company safety standards at all times. 
  • Assemble, install, modify, and repair pipes, fittings, fixtures, valves, backflow preventers, utility systems, disposal systems, sewage systems, wastewater vents, grease traps, drainage systems, fire sprinkler systems, and pumps according to specifications and plumbing codes. 
  • Troubleshoot and repair pipe and pipeline systems. 
  • Diagnose and repair pump systems and associated plumbing and electrical components. 
  • Review blueprints and applicable building codes to determine proper work procedures and installation methods. 
  • Locate and mark positions for pipe connections and cut openings for pipe passage as needed. 
  • Assist with commercial sewage plumbing projects and related field operations. 
  • Maintain clean, organized, and safe work areas. 
  • Complete additional duties and responsibilities as assigned. 

Requirements: 

  • Ability to pass an FBI background check. 
  • Ability to pass a pre-employment drug screening. 
  • Journeyman Electrician or Journeyman Plumber License required. 
  • Commercial electrical or plumbing experience required. 
  • Residential or household plumbing/electrical experience alone will not be considered qualifying experience. 
  • Ability to lift and/or carry equipment weighing up to 50 pounds. 
  • Willingness to learn additional electrical trade skills. 
  • Strong troubleshooting and problem-solving abilities. 
  • Ability to read and interpret blueprints, specifications, and applicable codes. 
  • Reliable, safety-focused, and detail-oriented with a strong work ethic and dependable attendance. 

Benefits & Culture:

  • Weekly pay. 
  • Company contributions to 401(k). 
  • Health, Dental, and Vision Insurance. 
  • Company-paid Life Insurance. 
  • Paid time off (PTO). 
  • Paid Holidays. 
  • Safety Incentive Bonus. 
  • Empowered environment: we trust you to own your work. 
  • Opportunity for continued training and professional development. 
  • Stable, year-round work with a well-established company.

Apply