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.
Install and assemble medical gas and vacuum piping systems using threaded, soldered, brazed, fused, or welded joints
Test systems for leaks, pressure, purity, and compliance prior to commissioning
Maintain and repair oxygen, medical air, vacuum, nitrous oxide, compressors, regulators, and outlets
Read and interpret blueprints, drawings, and specifications to determine layout and installation sequence
Mount pipe hangers and supports on walls and ceilings
Identify structural obstructions and coordinate routing solutions
Perform required inspections (daily, monthly, semi-annual, and annual as applicable)
Ensure compliance with NFPA 99, ASSE standards, and federal, state, and local plumbing codes
Maintain tools, materials, and equipment in proper working condition
Keep jobsites clean, organized, and safe
Support project teams to meet schedule, quality, and safety expectations
Commercial plumbing experience (required)
Active plumbing license valid in the state of employment
Strong working knowledge of medical gas and vacuum systems
Proficiency in brazing, testing, troubleshooting, and system repairs
Experience cutting, threading, bending, and fitting pipe using hand and power tools
Knowledge of NFPA 99, ASSE 6010, ADA requirements, and applicable plumbing codes
OSHA 10 Certification (required)
Ability to work nights and weekends as needed
Must pass criminal background check and random drug screenings
Valid driver's license; good driving record preferred
Ability to communicate professionally with supervisors, teammates, and clients
Hospitals, clinics, ambulatory centers, and healthcare construction sites
Indoor and outdoor environments, including dusty, noisy, or hazardous conditions
Work in confined spaces, elevated areas, and tight locations
Ability to climb, balance, kneel, crouch, and work in all weather conditions
Comply with all company policies and safety procedures
Accountable for personal and team safety
Empowered to stop work if unsafe conditions exist and immediately notify supervision
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