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JOB DETAILS

Aggregate Lab Technician

CompanyH&K Group
LocationDagsboro
Work ModeOn Site
PostedOctober 17, 2026
About The Company
H&K Group, Inc. (H&K) is a family of vertically integrated companies serving the heavy civil contracting and construction materials sectors with over 80 operations throughout eastern Pennsylvania, New Jersey and Delaware. We provide: heavy civil construction services – site & land development, transportation & structures, water & wastewater, design-build & value engineering, demolition, emergency response, construction materials – crushed stone, sand & gravel, asphalt, ready-mix and precast concrete and high quality building materials – manufactured concrete block, biosoils, landscape materials and more. While embracing the legacy of “H&K” as our founders envisioned it, our new generation of family leadership is committed to refining our corporate goals and focusing intently on the future. With contemporary vision, strategy and a keen eye on technology and innovation, we continue to pioneer new processes and set new industry standards that consistently exceed our client’s most demanding project expectations. Here at H&K, we live and work by a value system that places accountability, quality and integrity above all business practices and principals. In so doing, we have built a company culture that creates exceptional products and services while remaining socially responsible, ethical and fair in all that we do. By operating in this manner we have created a code of trust in our customers, clients, employees, and the communities in which we operate that is unrivaled in our industry. Though large in capability, strength, experience and value, we are unique in our ability to remain hands-on, engaged and local in the way we conduct business at H&K. This, we believe, is the H&K difference. We welcome the opportunity to provide our credentials, qualifications, and project experience to you.
About the Role

Overview

River Asphalt is looking for the ideal Aggregate Technician! An Aggregate Technician performs laboratory tests to determine physical characteristics or composition of solid materials for such purposes as quality control, process control, or product development.

Responsibilities

Essential Abilities, Duties, and Responsibilities:

  • Sets up, calibrates and operates laboratory equipment and instruments such as fine and coarse aggregate shakers, ovens, washers, balance scales and other equipment.
  • Collect and test samples of quarried products to verify conformity to specifications.
  • Tests include but are not limited to sieve analysis, wash test, crush count and unit weight.
  • Records test results on standardized forms and writes test reports describing procedures used.
  • Cleans laboratory equipment. Calibrates laboratory instrument
  • Level 1 cert. preferred, but will train if needed.

Thank you for your interest in employment with H&K Group, Inc. At H&K, we invest in our people, providing the essential training, instruction and supervisory support that they need to develop and grow within our company. We acknowledge that H&K’s strength and success is directly related to our employees and the talents, dedication and job performance they exemplify. We seek dynamic, motivated people who are driven to make a difference.

 

H&K does not discriminate in employment opportunities or practices on the basis of race, color, religion, gender, national origin, age, disability, veterans’ status, or any other characteristic protected by law. We are always looking for the best, most qualified people to join our team.

 

Pre-employment drug testing (EOE)

 

Great Benefits offered!

Key Skills
Laboratory testingEquipment calibrationSieve analysisWash testCrush countUnit weight testingSample collectionData recordingReport writingQuality control
Categories
EngineeringConstructionManufacturing
Benefits
Health insuranceTrainingSupervisory support
Job Information
📋Core Responsibilities
The Aggregate Technician is responsible for setting up and operating laboratory equipment to perform physical tests on solid materials. They must collect samples, record test results accurately, and maintain laboratory instruments.
📋Job Type
full time
📊Experience Level
0-2
💼Company Size
551
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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