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Plumbing Helper Jobs in Rochester, NH (NOW HIRING)

Senior Plumbing Designer

Concord, NH · On-site

$76K - $99K/yr

Together, you will help our clients make critical changes to improve their performance and realize their most important goals. * Design plumbing systems including domestic water, sanitary, storm ...

Senior Plumbing Designer

Concord, NH · On-site

$76K - $99K/yr

Together, you will help our clients make critical changes to improve their performance and realize their most important goals. * Design plumbing systems including domestic water, sanitary, storm ...

Senior Plumbing Engineer

Concord, NH · On-site

$105K - $144K/yr

When you join Design Group as a Senior Plumbing Design Engineer, you are joining a team that will ... In this role, you will work with a team of industry experts to help the world's leading companies ...

Senior Plumbing Engineer

Concord, NH · On-site

$105K - $144K/yr

When you join Design Group as a Senior Plumbing Design Engineer, you are joining a team that will ... In this role, you will work with a team of industry experts to help the world's leading companies ...

Senior Plumbing Engineer

Concord, NH · On-site

$105K - $144K/yr

When you join Design Group as a Senior Plumbing Design Engineer, you are joining a team that will ... In this role, you will work with a team of industry experts to help the world's leading companies ...

Plumber

Concord, NH · On-site

$30 - $50/hr

Apply here to discuss more about how we can help better your career path. Job Requirements - Experience with commercial plumbing - Valid NH plumbing license - Tools - Reliable transportation - OSHA ...

Plumber - Commercial

Portsmouth, NH · On-site

$30 - $50/hr

Apply here to discuss more about how we can help better your career path. Job Requirements - Experience with commercial plumbing - Valid NH plumbing license - Tools - Reliable transportation - OSHA ...

Plumber - Commercial

Epping, NH · On-site

$30 - $50/hr

Apply here to discuss more about how we can help better your career path. Job Requirements - Experience with commercial plumbing - Valid NH plumbing license - Tools - Reliable transportation - OSHA ...

Plumber Licensed

Portsmouth, NH · On-site

$40 - $50/hr

... plumbing projects, from rough-ins to finish. We offer full benefits, 401K plan, and more. Job Requirements Plumber Requirements: Valid journeyman or master plumber NH license, willing to consider ...

Plumber

Springvale, ME · On-site

$15 - $20/hr

Diagnose, repair, install, and maintain plumbing systems in residential and light commercial settings. * Assemble and install pipe sections, fittings, valves, and fixtures using appropriate tools and ...

Plumber

Springvale, ME · On-site

$15 - $20/hr

Diagnose, repair, install, and maintain plumbing systems in residential and light commercial settings. * Assemble and install pipe sections, fittings, valves, and fixtures using appropriate tools and ...

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Plumbing Helper information

See Rochester, NH salary details

$10

$17

$24

How much do plumbing helper jobs pay per hour?

As of Sep 6, 2026, the average hourly pay for plumbing helper in Rochester, NH is $17.88, according to ZipRecruiter salary data. Most workers in this role earn between $15.29 and $19.76 per hour, depending on experience, location, and employer.

What is a plumbing helper?

Plumbing Helpers assist licensed plumbers with installing, repairing, and maintaining plumbing systems in residential, commercial, and industrial settings. Their responsibilities typically include carrying tools and materials, preparing work areas, cutting pipes, and cleaning up job sites. They may also help assemble pipe sections and fixtures under the supervision of a plumber. This entry-level position provides hands-on experience and is often a stepping stone to becoming a licensed plumber. Safety awareness and a willingness to learn are important qualities for Plumbing Helpers.

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

To thrive as a Plumbing Helper, you need a basic understanding of plumbing systems, manual dexterity, and a high school diploma or equivalent. Familiarity with common plumbing tools, pipe-cutting equipment, and sometimes OSHA safety certifications are typically required. Strong work ethic, attention to detail, and the ability to follow instructions make someone stand out in this position. These skills ensure safe, efficient support for plumbers and help maintain high-quality workmanship on the job site.

What are some common challenges a plumbing helper might face during their daily tasks?

As a Plumbing Helper, you may often work in tight or awkward spaces and need to adapt to physically demanding environments, such as lifting heavy pipes or equipment. Fast-paced job sites can require quick problem-solving and close coordination with licensed plumbers to ensure projects stay on track. Additionally, you’ll regularly learn new skills on the job, like using specialized tools or reading blueprints, so being adaptable and open to feedback is important for success in this role.

What is the difference between Plumbing Helper vs Plumbing Apprentice?

AspectPlumbing HelperPlumbing Apprentice
Required CredentialsHigh school diploma or equivalent; on-the-job trainingTypically enrolled in or completed a plumbing apprenticeship program
Work EnvironmentAssist plumbers on job sites, perform basic tasksLearn and perform plumbing tasks under supervision, gaining hands-on experience
Employer & Industry UsageEntry-level support role in plumbing industryTraining role for future licensed plumbers

While both roles support plumbing work, a Plumbing Helper primarily assists with basic tasks and requires minimal formal training. A Plumbing Apprentice is actively learning the trade through structured programs, gaining skills to become a licensed plumber. The roles are interconnected, with helpers often serving as a stepping stone toward becoming an apprentice.

Is being a plumbing helper hard?

Being a plumbing helper involves physically demanding work, often requiring manual labor, working in confined spaces, and handling tools and materials. The job can be challenging due to the need for attention to safety, learning plumbing techniques, and working in various environments, but it also provides on-the-job training and experience for those interested in plumbing careers.

What does a plumbing helper do?

A plumbing helper assists plumbers by preparing work sites, carrying tools and materials, and supporting installation and repair tasks. They often perform basic plumbing tasks, learn on the job, and may need to follow safety protocols and use basic hand tools. This role provides entry-level experience in the plumbing trade.

What are the most commonly searched types of Plumbing jobs in Rochester, NH?

The most popular types of Plumbing jobs in Rochester, NH are:

What cities near Rochester, NH are hiring for Plumbing Helper jobs?

Cities near Rochester, NH with the most Plumbing Helper job openings:

Infographic showing various Plumbing Helper job openings in Rochester, NH as of August 2026, with employment types broken down into 87% Full Time, 8% Part Time, 4% Contract, and 1% Nights. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $37,182 per year, or $17.9 per hour.

Senior Plumbing Designer

Barry Wehmiller Group

Concord, NH • On-site

$76K - $99K/yr

Full-time

Re-posted 11 hours ago


Barry-Wehmiller rating

8.7

Company rating: 8.7 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

58th of 499 rated machine equipment manufacturers


Job description

About Us:

BW Design Group is a fully integrated architecture, engineering, construction, system integration, and consulting firm committed to helping our clients realize their most critical goals from Strategy to Commercialization. As the only firm born from a manufacturing technology company to become an independent and fully integrated firm, we combine deep domain expertise in the manufacturing environment with an approach that is built to serve the dynamic needs of our clients. Rooted in our distinct culture of Truly Human Leadership, we cultivate the leaders who will define tomorrow and partner with our clients in the food & beverage, life sciences, industrial, and advanced technology industries to build the future of manufacturing and technology.


 

Barry-Wehmiller is a diversified global supplier of engineering consulting and manufacturing technology for the packaging, corrugating, sheeting and paper-converting industries. By blending people-centric leadership with disciplined operational strategies and purpose-driven growth, Barry-Wehmiller has become a $3 billion organization with nearly 12,000 team members united by a common belief: to use the power of business to build a better world.


 

Job Description:

Job Description

Plumbing Designer

Who You'll Work With

You will join one of our 45 offices in the US, be part of a committed team of over 1500 professionals, and work in teams and directly with our clients doing work that is shaping the world around us. You will be welcomed into a rapidly growing business and team and empowered to make an impact. You will be valued, cared for, and challenged on your path to becoming a world-class professional consultant and surrounded by leaders who are committed to creating an environment that enables you to realize your own success and fulfillment.

When you join Design Group as a Plumbing Designer, you are joining a team that will challenge you and position you for growth. In this role, you will work with a team of industry experts to help the world's leading companies solve their most difficult problems. You will partner with seasoned leaders, technical specialists, and subject matter experts to deliver the highest quality solutions to our clients with consistency and accuracy.

What You'll Do

You'll work individually and in teams to support capital projects and implement solutions for our clients. Together, you will help our clients make critical changes to improve their performance and realize their most important goals.

  • Design plumbing systems including domestic water, sanitary, storm, natural gas, lab gases, gas/vacuum, specialized waste, and performance-spec fire protection for a variety of manufacturing facilities in the food and beverage, consumer product, life science, and advanced technology industries

  • Perform pressure loss, pump head, roof drain, fixture unit, water heater, and all other necessary calculations to support system design

  • Develop construction drawings for domestic water, sanitary, and storm systems, including general notes, plans, riser diagrams, details, and schedules

  • Interpret and apply industry codes and standards

  • Develop specifications and review vendor submittals

  • Conduct on-site assessment and construction progress site visits including reporting

  • Handle construction administration including submittal reviews, and closeout activities (including record drawings and punch lists)

  • Respond to construction requests for information

  • Make an impact day-to-day with your skills and expertise, strengthening that relationship with our clients and team

What You'll Bring

  • A minimum of six years of relevant experience executing plumbing design for industrial or commercial facilities

  • Knowledge of model national plumbing codes, and state and local plumbing codes

  • Technical competencies in the following areas:

  • Plumbing fixture count analysis (spreadsheet or vendor software)

  • Incoming service sizing for domestic water

  • Sanitary drain and vent sizing

  • Grease separator sizing and selection

  • Domestic water booster pump sizing and selection

  • Compressed air compressor and distribution pipe sizing

  • High Pressure Compressed Air System (40-Bar) and distribution pipe sizing (preferred)

  • Lift station sizing and selection (preferred)

  • Fats, oil, and grease (FOG) treatment systems (preferred)

  • Facility assessments and system deficiency studies

  • Permit preparation, bid and construction drawings, and review of work packages

  • Requests for Information (RFIs) and Field Change Requests (FCRs)

  • Excellent communication and interpersonal skills to interact with colleagues, clients, vendors

  • Proficiency with Revit, Microsoft Excel, Word, and Outlook

  • A willingness to travel for project requirements including project installation and start-up activities, client meetings, and company sponsored meetings and training

  • A BS or AS in mechanical or technology engineering from an ABET accredited school

  • A CPD or CPT Certification

  • An Engineer in Training certification (preferred)

Our culture and commitment to our people is what sets us apart. We foster an environment of mutual respect, integrity, and unconditional interest in the individual and collective success of our professionals. Our model and entrepreneurial mindset offer a rewarding, challenging, and highly flexible path. As a Plumbing Designer, you will build a meaningful and fulfilling career with the support of professional development resources and mentorships including our First Year Experience program, Individual Development Plans, and Career Path resources and tools. You will be surrounded by exceptional talent who will support your development as both a world-class engineer and a highly effective leader.

Feel like you're on the path to becoming a Plumbing Designer but you're not quite there yet? We'd love to connect with you to see if we can take you from where you are today and grow you into a Design Group Engineering Consultant.

The approximate pay range for this position is $70K - $100K. Please note that the pay range provided is a good faith estimate for the position at the time of posting. Final compensation may vary based on factors including but not limited to background, knowledge, skills, and abilities as well as geographic location of the position.

#LI-JF1


 

At Barry-Wehmiller we recognize that people come with a wealth of experience and talent beyond just the technical requirements of a job. If your experience is close to what you see listed here, please still consider applying. We know that our differences often can bring about innovation, excellence and meaningful work-therefore, people from all backgrounds are encouraged to apply to our positions. Please let us know if you require reasonable accommodations during the interview process.

Barry-Wehmiller is an equal opportunity employer. M/F/D/V This organization uses E-Verify.


 

Applicants may be subject to pre-employment screening which may include drug screening, reference checks, employment verifications, background screening and/or skills assessments.


Company:

Design Group

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