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Core Main
Core Main
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Cost Estimators
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Water and Sewer Line and Related Structures Construction
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Core Main
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Counter Sales Associate
NEXT STEPS
Core Main
Sugarcreek, OH
L2 Entry
May 13th, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Industrial Supplies Merchant Wholesalers
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Lead Warehouse Associate
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Core Main
Cypress, TX
L4 Mid
May 28th, 2026
Laborers and Freight, Stock, and Material Movers, Hand
General Warehousing and Storage
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Water/Wastewater Treatment Plant Estimator
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Core Main
ONeill, NE
L5 Senior
July 3rd, 2026
Cost Estimators
Water and Sewer Line and Related Structures Construction
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Mgr, Operations
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Core Main
Conroe, TX
L7 Manager
May 17th, 2026
General and Operations Managers
Water Supply and Irrigation Systems
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Treatment Plant Estimator - CIG
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Core Main
Baxter, TN
L5 Senior
May 6th, 2026
Cost Estimators
Other Heavy and Civil Engineering Construction
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Inside Sales Specialist
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Core Main
Isle St George, OH
L3 Junior
July 3rd, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Industrial Supplies Merchant Wholesalers
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Mgr, Branch Operations I
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Core Main
Lakeside, CA
L5 Senior
June 28th, 2026
General and Operations Managers
Water Supply and Irrigation Systems
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Treatment Plant -Sr Mgr, Business Development - Engineered Valves
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Core Main
Nevada, IA
L7 Manager
May 28th, 2026
Sales Managers
Industrial Valve Manufacturing
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Mega Projects Enterprise Estimator -Water/Wastewater Treatment Plant - CIG
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Core Main
York, SC
L5 Senior
July 5th, 2026
Cost Estimators
Other Heavy and Civil Engineering Construction
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Treatment Plant - Outside Sales Representative
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Core Main
Bedford Park, IL
L5 Senior
July 3rd, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Sewage Treatment Facilities
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Treatment Plant - Outside Sales Representative
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Core Main
Schaumburg, IL
L5 Senior
July 6th, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Sewage Treatment Facilities
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Inside Sales Specialist
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Core Main
Chesapeake, VA
L3 Junior
July 5th, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Industrial Supplies Merchant Wholesalers
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Delivery Driver (non CDL)
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Core Main
Brockton, MA
L3 Junior
May 21st, 2026
Light Truck Drivers
Couriers and Express Delivery Services
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Director, Legal
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Core Main
St Louis, MO
L7 Manager
May 21st, 2026
Lawyers
Offices of Lawyers
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Inside Sales Specialist
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Core Main
Charleston, SC
L3 Junior
June 26th, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Industrial Supplies Merchant Wholesalers
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Inside Sales Specialist
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Core Main
Brighton, CO
L3 Junior
July 1st, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Industrial Supplies Merchant Wholesalers
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Sales Engineer (Gemlock)
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Core Main
Niagara Falls, NY
L5 Senior
June 6th, 2026
Sales Engineers
Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers
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Mgr, Branch Operations I
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Core Main
Sioux Falls, SD
L4 Mid
June 6th, 2026
General and Operations Managers
Industrial Supplies Merchant Wholesalers
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Welder I: Pipe & Pressure-Welding with Training Perks
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Core Main
Concord, NC
L3 Junior
June 6th, 2026
Welders, Cutters, Solderers, and Brazers
Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
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Regional Municipal Sales Leader - Meters & PVF Growth
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Core Main
Hillsboro, IL
L5 Senior
May 29th, 2026
Sales Managers
Other General Government Support
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Branch Operations & Safety Leader
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Core Main
Provo, UT
L4 Mid
May 29th, 2026
Sales Managers
Industrial Supplies Merchant Wholesalers
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Mega Projects Estimator – Water/Wastewater Treatment Plants
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Core Main
Fayetteville, AR
L5 Senior
May 28th, 2026
Cost Estimators
Other Heavy and Civil Engineering Construction
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Regional Sales Manager (Trumbull)
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Core Main
Rio Rancho, NM
L6 Lead
May 28th, 2026
Sales Managers
Water Supply and Irrigation Systems
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Regional Sales Manager
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Core Main
York, SC
L5 Senior
May 19th, 2026
Sales Managers
Water Supply and Irrigation Systems
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Product Manager
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Core Main
Skowhegan, ME
L6 Lead
May 19th, 2026
Marketing Managers
Industrial Supplies Merchant Wholesalers
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Mgr, Operations
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Core Main
Green Island, NY
L7 Manager
July 1st, 2026
General and Operations Managers
Water Supply and Irrigation Systems
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Treatment Plant - East Region - Mgr, Strategic Pursuits - CIG
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Core Main
Ohio, OH
L7 Manager
May 17th, 2026
Sales Managers
Water Supply and Irrigation Systems
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Mega Projects Estimator – Water/Wastewater Treatment Plants
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Core Main
Horseshoe Bend, AR
L5 Senior
May 30th, 2026
Cost Estimators
Other Heavy and Civil Engineering Construction
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Welder II
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Core Main
Maryland Heights, MO
L5 Senior
June 17th, 2026
Welders, Cutters, Solderers, and Brazers
Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
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Regional Sales Manager
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Core Main
Englewood, FL
L6 Lead
April 22nd, 2026
Sales Managers
Water and Sewer Line and Related Structures Construction
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Treatment Plant Estimator
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Core Main
Texas City, TX
L5 Senior
April 22nd, 2026
Cost Estimators
Other Heavy and Civil Engineering Construction
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Treatment Plant Enterprise Estimator
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Core Main
Wausau, WI
L5 Senior
June 7th, 2026
Cost Estimators
Sewage Treatment Facilities
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Inside Sales Specialist
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Core Main
Miami, FL
L3 Junior
June 23rd, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Industrial Supplies Merchant Wholesalers
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Inside Sales Specialist
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Core Main
Tucker, GA
L3 Junior
June 23rd, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Industrial Supplies Merchant Wholesalers
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Inside Sales Specialist
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Core Main
Norwood, MA
L3 Junior
June 11th, 2026
Sales Representatives, Wholesale and Manufacturing, Except Technical and Scientific Products
Industrial Supplies Merchant Wholesalers
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Treatment Plant Enterprise Estimator
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Core Main
Maryland Heights, MO
L5 Senior
June 22nd, 2026
Cost Estimators
Other Heavy and Civil Engineering Construction
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Estimator - Waterworks & Bid Coordination
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Core Main
Lyons, WI
L5 Senior
June 22nd, 2026
Cost Estimators
Water Supply and Irrigation Systems
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Treatment Plant Enterprise Estimator
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Core Main
Ogden, UT
L5 Senior
June 7th, 2026
Cost Estimators
Other Heavy and Civil Engineering Construction
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Sales & Ops Associate Projects, Orders & Logistics
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Core Main
Lake Havasu City, AZ
L3 Junior
June 22nd, 2026
Production, Planning, and Expediting Clerks
Industrial Supplies Merchant Wholesalers
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Field Sales Engineer - Water and Infrastructure
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Core Main
Virginia, MN
L5 Senior
June 22nd, 2026
Sales Representatives of Services, Except Advertising, Insurance, Financial Services, and Travel
Water and Sewer Line and Related Structures Construction
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