TITLE 32 MATERIALS HANDLER SUPERVISOR (MI USPFO)
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Posted: April 13, 2026 (1 day ago)
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Materials Laboratory Technician - DPW
City of Detroit
Dept of Public Works
Location
Detroit, Michigan, 48226
Salary
$40,412 - $41,838
per year
Type
Full-Time
More Healthcare & Medical jobs →Closes
April 24, 2026
Job Description
Summary
This job involves testing soil and highway materials in a lab or field setting to check properties like strength and durability for public works projects in Detroit.
You'll run specific tests, record results, maintain equipment, and sometimes lead small teams for sample collection.
It's a good fit for someone detail-oriented with basic science knowledge and hands-on experience in lab work, who doesn't mind outdoor tasks in varying weather.
Key Requirements
- High school diploma or GED, with preferred coursework in chemistry and physics
- One year of experience in testing soil and highway materials samples
- Valid State of Michigan Driver's License
- Ability to perform standardized lab tests on materials like specific gravity, viscosity, and compaction
- Skills in recording data, routine calculations, and maintaining sampling equipment
- Physical strength, mechanical dexterity, and ability to work independently or in teams
- Passing a criminal background investigation
Full Job Description
Under general supervision, working alone or with an assistant in a laboratory or in the field, performs standardized laboratory tests on a variety of highway materials and soils.Requirements
1. Conducts standardized tests on highway materials and soil samples to determine such
properties as specific gravity, viscosity, ductility, plastic limit and index, demulsibility,
shrinkage ratio and limit, softening point, melting point, penetration, porosity, and
compaction characteristics.
2. Performs sieve analyses, oxidation recovery tests, abrasion tests, soundness loss tests,
bitumen, carbon, and moisture content tests, unconfined compression tests, transverse shear
tests, visual inspection tests, penetrometer tests, etc.
3. Instructs others in testing procedures.
4. Records test data.
5. Performs routine calculations.
6. Lays out and drafts sub-soil profiles.
7. Acts as a leader of a crew engaged in cutting paving samples from streets.
8. Locates points in streets at which paper course separators have been placed by measuring
predetermined points.
9. Lays out and divides sample rectangles for cutting.
10. Preserves samples for analysis.
11. Ensures sampling equipment is maintained in proper operating condition.
Qualifications
High School graduation or GED; coursework in chemistry and physics preferred,Qualifications (Preferred)
One year of experience in testing samples of soil and highway materials.
Licensing and Certifications
Employees in this class may be required to provide and operate a motor vehicle on a reimbursed mileage basis.Valid State of Michigan Driver Operator License is required.
Candidates considered for placement in this classification may be subject to a Criminal Background Investigation based on the requirement of the position.
Additional Information
Evaluation Plan- Interview: 70%
- Evaluation of Training, Experience & Personal Qualifications: 30%
- Total of Interview and Evaluation T.E.P: 100%
- Veteran Points: 0 – 15 points
- Detroit Residency Credit: 15 point
LRD: 09/02/2025
Knowledge, Skills and Abilities
The testing procedures used in testing samples of soil and highway materials.The elementary principles of chemistry and physics.
Laboratory equipment and techniques used in soil and highway materials analysis.
Operating laboratory instrumentation and equipment.
Performing calculations involved in laboratory work.
Physical strength and agility.
Mechanical dexterity.
Observation and accurate detailed documentation of laboratory test results.
Work with a team and/or independently.
Accurately follow test procedures
Operate a personal computer.
Interact effectively with departmental personnel and the public with tack and diplomacy.
Display industry and initiative in performing duties.
Distinguishing Characteristics
Involes field work with exposure to seasonal weather conditions.Check your resume before applying to catch common mistakes