Together We Build – Partnership, Innovation, Excellence, and Safety
At Kelso Industries, 3,500+ employees across 30 companies work together to deliver exceptional HVAC, mechanical, plumbing, refrigeration, and electrical solutions nationwide. Join us to grow your career, make an impact, and be part of a team where innovation, excellence, and safety come first.
Recruiter Notice: We respectfully ask external recruiters and staffing agencies not to submit candidates. We only accept direct applications.
Markade Plumbing is a well-established commercial plumbing contractor serving the greater Phoenix area and surrounding markets. With a strong reputation for quality workmanship, safety, and reliability, Markade specializes in complex commercial and healthcare plumbing projects. As part of the Kelso Industries family of companies, Markade offers the stability of a growing national platform while maintaining the culture and hands-on leadership of a local contractor.
We’re looking for a highly skilled and dependable Commercial Plumber to join our construction team. This position covers all phases of plumbing—including underground, rough-in, and trim installations—on commercial buildings and facilities. The ideal candidate will be detail-oriented, code-savvy, safety-conscious, and physically capable of handling demanding field conditions.
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Install and assemble medical gas and vacuum piping systems using threaded, soldered, brazed, fused, or welded joints
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Test systems for leaks, pressure, purity, and compliance prior to commissioning
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Maintain and repair oxygen, medical air, vacuum, nitrous oxide, compressors, regulators, and outlets
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Read and interpret blueprints, drawings, and specifications to determine layout and installation sequence
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Mount pipe hangers and supports on walls and ceilings
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Identify structural obstructions and coordinate routing solutions
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Perform required inspections (daily, monthly, semi-annual, and annual as applicable)
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Ensure compliance with NFPA 99, ASSE standards, and federal, state, and local plumbing codes
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Maintain tools, materials, and equipment in proper working condition
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Keep jobsites clean, organized, and safe
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Support project teams to meet schedule, quality, and safety expectations
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Commercial plumbing experience (required)
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Active plumbing license valid in the state of employment
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Strong working knowledge of medical gas and vacuum systems
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Proficiency in brazing, testing, troubleshooting, and system repairs
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Experience cutting, threading, bending, and fitting pipe using hand and power tools
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Knowledge of NFPA 99, ASSE 6010, ADA requirements, and applicable plumbing codes
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OSHA 10 Certification (required)
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Ability to work nights and weekends as needed
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Must pass criminal background check and random drug screenings
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Valid driver’s license; good driving record preferred
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Ability to communicate professionally with supervisors, teammates, and clients
Why Join Kelso Industries?
Join us and be part of a team dedicated to creating efficient, sustainable, and high-performance environments that make a lasting impact across the industrial, commercial, and institutional sectors.
Here you will experience:
Growth Opportunities: Develop new skills, take on exciting challenges, and advance your career in meaningful ways.
Company Culture: You’ll thrive in an environment that supports your growth, values your contributions, and makes work fulfilling and enjoyable.
Impact: Your work directly contributes to meaningful outcomes, allowing you to see the difference you make and feel a sense of purpose every day.
Competitive Compensation & Benefits: You’ll be rewarded fairly for your contributions while enjoying perks that enhance your financial security, health, and overall well-being.
Kelso Industries celebrates diversity and is committed to creating an inclusive environment for all employees. We do not discriminate in any aspect of employment based on race, color, religion, national origin, ancestry, gender, sexual orientation, gender identity and/or expression, age, veteran status, disability, or any other characteristic protected by federal, state, or local employment discrimination laws where Kelso does business
