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Open nowPosted 7 days ago

Lime Mixer Machine Operator

Granite Construction229 open roles

Where
Forney, Texas
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Your applicationOpen nowLime Mixer Machine OperatorGranite Construction · Forney, Texas
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The clock on this job

Early applications get read.

8.1% of postings close within 7 days. Measured by our own scanner across the market. Granite Construction postings stay open a median of 29 days.

Share of postings closed within
  1. 1.7%1 day
  2. 3.6%3 days
  3. 8.1%7 days
  4. 15.1%14 days
  5. 34.0%30 days
This job: posted 7 days ago

Granite Construction median: 29 days open

The posting

Building a career at Granite may be the most valuable thing you could do...

Find your dream job today, and be part of something great. Our most powerful partnership is the one we have with our employees. Our people are our most valued asset and the foundation of Granite’s century-old success. We’re building more than infrastructure; we are building your future.

General Summary

Operator will perform a pre trip inspection prior to commencing work, and needs ot be capable of mixing lime at at various depths with consistency in accordance with TXDOT Quality Control specifications.

Essential Job Accountabilities

  • Machine Setup & Operation: sets up, controls, and maintains the industrial machinery used to blend raw lime (calcium oxide or hydrated lime) with water, sand, or other chemical aggregates. Because of the highly caustic nature of lime, this role requires strict adherence to safety protocol alongside careful mechanical management. Calibrate, load, and run heavy mixing machine
  • Batch Consistency & Measurements: Weigh, measure, and load raw chemical ingredients according to precise formula specifications. For construction and masonry mortars, operators manage specific water-to-lime proportions and monitor exact mix durations (typically around 10 minutes) to ensure proper chemical blending without losing light materials to the wind
  • Quality Assurance: Inspect the "slump" or thickness of the output and pull regular physical samples to verify chemical ratios conform to rigorous quality standards.
  • Preventative Maintenance: Clean machinery components, troubleshoot blockages with hand tools, and clear bulk sediment between formulation changes to keep equipment operating efficiently.
  • Safety & PPE Compliance: Due to hazardous dust and chemical burn risks from quicklime, operators must wear specialized Personal Protective Equipment (PPE) including respirators, goggles, and caustic-resistant gloves.

Education

  • High School Diploma, GED or equivalent years of experience

Work Experience

  • Appropriate training and experience required

Knowledge, Skills and Abilities

Workers should be able to:

  • Operator Mixer Machine
  • Practice good safety habits
  • Work in dusty or dirty surroundings
  • Follow instructions and meet set standards
  • Make decisions based on verifiable standards.

Physically, workers must be able to:

  • Stoop, bend, and crouch
  • Use hands, arms, and legs fully
  • See well (either naturally or with correction)
  • Lift up to 50 pounds, with frequent lifting and carrying of objects weighing up to 25 pounds.

About Granite Construction Incorporated

Granite Construction Incorporated is a member of the S&P 400 Index and is the parent company of Granite Construction Company, one of the nation's largest heavy civil contractors and construction materials producers. Granite is a Drug-Free Workplace and Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, sex, sexual orientation, national origin, age, disability, protected veteran status, or any other protected characteristic. We consider qualified applicants with arrest and conviction records in accordance with the San Francisco Fair Chance Ordinance, the Los Angeles Fair Chance Initiative for Hiring Ordinance, and other applicable laws.

For additional information on applicant/employee rights please click here.

Notice to Staffing Agencies

Granite Construction, Inc. and its subsidiaries ("Granite") will not accept unsolicited resumes from any source other than directly from a candidate. Any unsolicited resumes sent to Granite, including unsolicited resumes sent to a Granite mailing address, fax machine or email address, directly to Granite employees, or to Granite's resume database will be considered Granite property. Granite will NOT pay a fee for any placement resulting from the receipt of an unsolicited resume. Granite will consider any candidate for whom an Agency has submitted an unsolicited resume to have been referred by the Agency free of any charges or fees. Agencies must obtain advance written approval from Granite's recruiting function to submit resumes, and then only in conjunction with a valid fully-executed contract for service and in response to a specific job opening. Granite will not pay a fee to any Agency that does not have such agreement in place. Agency agreements will only be valid if in writing and signed by Granite's Human Resources Representative or his/ her designee. No other Granite employee is authorized to bind Granite to any agreement regarding the placement of candidates by Agencies.

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