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Constellation Journeyman Plumber - Commercial Service in Baltimore, Maryland


As the nation's largest producer of clean, carbon-free energy, Constellation is a company purposely-built to meet the challenges of the climate crisis. Constellation has been the leader in clean energy production for more than a decade and we are growing our company and capabilities. Now, we're accelerating, speeding our low-carbon or no-carbon power to more people in more places, day and night, providing our customers and communities with options to buy, manage and use energy as part of their decarbonization mission. The race is on to confront the climate crisis and Constellation is ready to meet the challenge. Come join us as we lead energy, together.

Constellation HOME is growing with a focus on providing employees with support and opportunities to achieve their career goals. Here are a few highlights of our comprehensive and competitive benefits plan :

  • 40-hour week guarantee with flexible schedules : Work life balance is no longer a nice to have but a necessity. Our flexible schedules allow you to balance both your career and personal life.

  • Take home vehicle: Avoid the wear and tear on your personal vehicle by starting your day from home.

  • Annual raises and bonus: We recognize the achievement of financial, safety, operational and strategic goals through an annual incentive and bonus program.

  • Training & Development: Our in-house training rivals most trade schools and helps keep you up to speed as the industry and technology change.

  • Career Path Opportunities: We have several career paths that allow journeyman to grow within our organization.

  • Competitive Pay: On average, our Journeyman Technicians can earn over $100,000 per year.

Job Summary:

Services, installs and modifies existing plumbing equipment in the Commercial Environment. Services, installs and repairs commercial water heaters, steam and hot water boiler systems and water source HVAC equipment. Services and installs pumps, receiver tanks and booster pumps, faucets, toilets, domestic water lines and drain lines. Performs control work on steam/hot water boilers. Installs and repairs residential and commercial gas lines. Promotes the sale of all other services offered by our Company to customers.

Primary Duties and Responsibilities (Essential Job Function):

Installs and modifies existing plumbing equipment according to installation instruction and all applicable county or city codes without supervision. Installs and repairs residential and commercial water heaters. Performs service repairs to steam/hot water boilers with little to no supervision. Performs control work on steam/water boilers with no supervision. Performs service repairs or replacement on well pumps, well tanks, faucets, toilets, domestic water lines and drain lines. Installs and repairs residential and commercial natural gas lines. Identifies electrical, plumbing and safety problems that apply to the installation and takes necessary corrective action. Serves as trainer for other plumbers in the field. Performs advanced clerical duties necessary to complete requests for service.


  • Advanced knowledge and skills in commercial plumbing services.

  • Advanced knowledge of local plumbing and gas codes.

  • Advanced knowledge of the tools and materials related to the plumbing service field.


  • Must have advanced ability to read and comprehend blue prints / specifications / schematics.

  • Advanced skills in the servicing of hot water and steam boilers.

  • Advanced ability in the usage of sewer cleaning machines.

  • Advanced customer relations skills.

  • Advanced ability to communicate effectively both orally and in writing.

  • Advanced skills in the sales of services offered by our Company.


  • Maryland State Plumbers Journeyman’s license

  • Must have a minimum of two (2) years commercial service experience at the Journeyman level

  • Must be proficient at the Journeyman level

  • Must be proficient at hot water boiler and steam boilers

  • Must be proficient in control wiring for hot water and steam boilers

  • Must be proficient in the installation and sizing of gas piping

  • Must be proficient in the repair of water heaters


  • Must have valid driver’s license and ability to meet Company driving standards .

Other (Including physical requirements, working conditions, etc.):

  • Must be able to work weekends, holidays and overtime.

Disclaimer: May perform other duties as assigned.

Constellation is proud to be an equal opportunity employer and employees or applicants will receive consideration for employment without regard to: age, color, disability, gender, national origin, race, religion, sexual orientation, gender identity, protected veteran status, or any other classification protected by federal, state, or local law.