Senior Asphalt Lab Technician - Rancho Cucamonga, CA
Listed on 2025-12-02
-
Quality Assurance - QA/QC
Quality Engineering
Join to apply for the Senior Asphalt Lab Technician - Rancho Cucamonga, CA - Full-Time role at Certerra (Western Technologies)
The Senior Asphalt Laboratory Technician will have strong initiative and be able to perform routine complex inspections. They will perform testing procedures in the field and laboratory for verification of compliance to plans and specifications. Duties include performing laboratory tests on soils, concrete, and asphalt in accordance with various test methods, logging and reporting findings, maintaining documentation of data, and providing laboratory equipment maintenance and calibration when needed.
The Laboratory Technician will communicate with project managers, engineering technicians, and others as applicable regarding project requirements and test results.
PRIMARY JOB TASKS: (Essential Duties)
- Perform laboratory tests on soils, concrete, construction materials, and asphalt to conform with Caltrans, ASTM, AASHTO test methods, and State procedures.
- Effectively communicate test results to office and field personnel as well as client contacts.
- Maintain a clean and safe work environment.
- Provide detailed reports and data from test results.
- Ensure all samples are accurately logged.
- Provide laboratory equipment maintenance and calibration.
- Document and implement test process.
- Sample inventory management.
- Documentation and data maintenance.
- Perform field inspection, testing and sampling as needed.
- Pick up soil and concrete samples from various project sites.
QUALITIES FOR SUCCESS: (Characteristics the Employee Will Demonstrate that reflect success)
- Communication (oral and written), mechanical, and technical skills.
- Understand construction and manufacturing process, engineering drawings, and assembly testing.
- Must be punctual, professional, reliable, and dependable.
- Ability to work effectively with company personnel, as well as with clients and vendors in coordinating client requirements with company’s capability to satisfactorily complete jobs.
- Ability to work overtime, weekends, and varying hours when required.
- Knowledge of building systems & construction techniques.
- Ability to work both inside and outside in varying weather conditions.
QUALIFICATIONS /
EXPERIENCE:
(KSABs: job history / years of related experience)
To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Additional information such as years of experience may be listed below.
- 10 years of concrete, soil, asphalt concrete, other construction materials and/or laboratory testing experience and mix design processes.
- Basic computer skills
- Understanding of basic math and physics concepts including Algebra
- Ability to work variable hours
- Ability to lift 50 pounds
- Excellent organizational skills
- Valid California driver's license
EDUCATION: (diplomas, certifications, degrees)
- High school diploma or equivalent
For this Senior role, the following certifications are highly desirable, although it is not required to have all those listed.
- CT 105 Calculations - Gradings
- CT 106 Definitions - Specific Gravity (SpG)
- CT 125 Sampling - AGGREGATES
- CT 125 Sampling - HMA
- CT 201 Sample Preparation - Soil and Aggregates
- CT 202 Sieve analysis - Fine and Coarse Aggregates
- CT 204 LL, PL, PI
- CT 205 Percent Crushed Particles
- CT 206 SpG & Absorption - Coarse Aggregates
- CT 207 SpG & Absorption - Fine Aggregates
- CT 208 Apparent SpG - Fine Aggregates
- CT 211 LA Rattler
- CT 213 Organic Impurities of PCC sand
- CT 216 Relative Compaction - Soils and Aggregates
- CT 217 Sand Equivalent
- CT 226 Moisture Content - Soils and Aggregates
- CT 227 Cleanness Value
- CT 229 Durability
- CT 234 Uncompacted void - Fine Aggregates
- CT 235 Flat and Elongated Particles
- CT 301 "R" Value
- CT 304 Sample Preparation - HMA
- CT 308 Bulk SpG and Density - HMA
- CT 309 Max SpG and Density - HMA
- CT 366 Stabilometer
- CT 367 OBC
- CT 370 Moisture Content by Microwave
- CT 371 Moisture Induced Damage (TSR)
- CT 382 AC Content by Ignition Oven
- AASHTO T 11 Sieve Analysis (Washing) - Fine Aggregates
- AASHTO T 27 Sieve Analysis - Fine and Coarse Aggregates
- AASHTO T 84 SpG & Absorption - Fine…
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).