Jr. Tester
construction, asphalt paving, aggregate production, hot mix asphalt and ready-mix concrete supply are the core activities... sieve testing during aggregate production. Conduct sampling, marshal testing and oil extraction by ignition oven tests...
Sr. Tester
construction, asphalt paving, aggregate production, hot mix asphalt and ready-mix concrete supply are the core activities... Conduct testing procedures during aggregate production and asphalt concrete pavement production and laydown and field...
Colas ⚡ $35 - 40 per hour ⚡ Sun, 25 Jan 2026 08:40:39 GMT