INTERNSHIP DETAILS

Estimator Intern

CompanyKelso Industries
LocationPhoenix
Work ModeOn Site
PostedAugust 26, 2026
Internship Information
Core Responsibilities
The Estimator Intern will assist in creating detailed plumbing system estimates, performing material take-offs, and gathering quotes from subcontractors. They will also collaborate with the lead estimator and project management team to ensure bid accuracy and participate in pre-construction meetings.
Internship Type
full time
Company Size
1508
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
Kelso Industries and our operating companies provide HVACR, mechanical, industrial, plumbing, electrical, low voltage, modular, prefabrication, and other critical building services all throughout the United States. These companies are among the best service providers in each of their markets and continue to grow by taking care of their employees and customers every day. Kelso Industries is partnering with market-leading companies across the United States and look forward to connecting with you.
About the Role

Together We Build – Partnership, Innovation, Excellence, and Safety

At Kelso Industries, 4,000+ employees across 40+ 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 seeks a committed and detail-oriented Estimator to support the successful preconstruction process of estimating and bidding new projects across various commercial and industrial construction sectors. This position demands basic knowledge of the construction process, the ability to learn to read plans, and proficiency in utilizing computer software, particularly project management and estimation platforms like Bluebeam take off and plan grid, along with other construction-related applications. Strong communication skills and a passion for collaborating with teams that prioritize quality, safety, and efficiency are essential. Their work is the foundation on which each project’s financial performance is built, so it is imperative that their work production has clarity and a high degree of accuracy and detail. To achieve this the estimator must have a strong desire and ability to learn the construction process specifically related to the plumbing trade.

Key Responsibilities

Job Overview:

· As an Estimator at Markade Plumbing, you will assist in creating estimates for construction projects, focusing on plumbing systems.

· Create lead opportunities and folders in our estimation software system.

· Perform detailed take-offs and gather material and labor quantities, contributing to the project’s financial success.

· Gather, record, and review quotes from pertinent subs IE; plumbing wholesalers, insulation contractors, excavation, and concrete cutting/coring contractors.

· Review specification books to accurately capture piping material types, fixtures, insulation types, tags and markers, etc.

· Download all bid docs from bid invite and store in our hosting platform.

· Prepare and send RFI’s to general contractor.

· Build an estimate in our estimation software system.

· Review forecasted project schedule dates and confirm with project management team if dates work with current manpower availability (as needed)

· Prepare a scope/proposal clearly listing inclusions and exclusions in the bid.

· Review contract documents to verify accuracy of the scope of work and pricing.

· Log bid credentials into take off software after completion of bid.

Cross-Team Collaboration

· Collaborate with lead estimator to ensure accuracy of bid and that all bid docs have been reviewed

· Interact with general contractors, subcontractors, vendors, and internal Markade teams

· Participate in scope review meetings with lead estimator and project management team during pre-con turn over meetings.

· Participate in pre-award meetings with lead estimator and general contractor as needed.

· Comply with and contribute to expectations for quality and team standards

Qualifications

· Bachelor’s degree in construction/business management (Preferred)

· Entry level experience in working in a construction field (Plumbing Preferred)

· Understanding of the construction process and construction drawings (Preferred)

· Strong organizational skills and ability to juggle multiple priorities

· Proficient with Microsoft Office; experience in BlueBeam, BuilderTrend and BuildOps, Procore, and other project management software (a bonus)

· Excellent analytical, communication, and people skills

· Proficient in typing on a keyboard

· Professional conduct, problem-solving mindset, and team spirit

· Self-starter with initiative and independence

· Committed to personal growth and improvement

Benefits

· Competitive salary with performance bonuses

· Medical, dental, and vision insurance

· Paid vacation, holidays, and sick leave

· Company-paid life insurance

· 401(k) retirement plan with match

 

 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 

Key Skills
EstimationBluebeamPlanGridConstruction processPlumbing systemsTake-offsProject managementCommunication skillsAnalytical skillsMicrosoft OfficeBuilderTrendBuildOpsProcoreProblem-solvingDetail-oriented
Categories
ConstructionTradesEngineeringManagement & LeadershipAdministrative
Benefits
Performance bonusesMedical insuranceDental insuranceVision insurancePaid vacationPaid holidaysPaid sick leaveCompany-paid life insurance401(k) retirement plan