Construction Materials Testing Supervisor

Are you a Construction Materials Testing professional who's ready to take the next step in your leadership career?

A well-established Southern California engineering and construction services firm is seeking a Construction Materials Testing Supervisor to oversee field operations, support a growing team of technicians, and serve as a key resource for clients and project teams throughout Orange County and the surrounding region.

This position offers a unique opportunity to move beyond day-to-day testing and play a critical role in operations, quality assurance, technician development, and client support while remaining connected to technically challenging construction projects.

If you enjoy leading people, solving problems in the field, and helping projects stay on track, we'd like to hear from you.

• Lead and mentor Construction Materials Testing and Inspection Technicians
• Provide technical guidance on soils, concrete, asphalt, structural steel, and related testing activities
• Coordinate technician scheduling and daily field assignments
• Review testing reports, documentation, and inspection records for accuracy and compliance
• Partner with contractors, engineers, project managers, and clients to support project execution
• Troubleshoot field issues and provide solutions to technicians and project teams
• Support quality assurance and help ensure testing activities are completed according to applicable standards and specifications
• Monitor project progress and resource allocation
• Assist with invoicing review and project documentation
• Help train, develop, and certify team members
• Support business growth through exceptional client service and relationship management
• Perform field testing and inspections as needed

• Experience in Construction Materials Testing (CMT) and inspections
• Active ACI Certification
• Nuclear Density Gauge Certification
• Working knowledge of soils, concrete, asphalt, and construction testing procedures
• Ability to interpret construction plans, specifications, and testing requirements
• Strong communication and organizational skills
• Valid driver's license

• Experience leading or mentoring technicians
• Experience reviewing technical reports and field documentation
• Experience coordinating technician schedules and project staffing
• Client-facing project experience
• Additional ICC, special inspection, or materials testing certifications

• Step into a visible leadership role with direct impact on operations and project success
• Work on a diverse portfolio of commercial, infrastructure, public works, and development projects
• Help shape and mentor the next generation of CMT professionals
• Collaborate with experienced engineers, inspectors, and project teams
• Join a company with an established reputation and long-term presence in the Southern California construction market
• Opportunity for long-term career growth into management and operations leadership

Orange County, California

This is an on-site position with travel throughout Orange County and Southern California project sites.

$95,000 - $125,000 annually

Compensation will be based on experience, certifications, leadership background, and technical expertise.

This is a Permanent position based out of Orange, CA.

The pay range for this position is $93000.00 - $125000.00/yr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Official corporate data and employee reports detail the health insurance, time off, and general lifestyle benefits at Giles Engineering Associates:Health & Wellness Benefits* Health Insurance: Giles Engineering explicitly lists Health Insurance as part of its standard career offerings.* Coverage Scope: While specific premium breakdowns are not public, health plans traditionally encompass base medical coverage.Paid Time Off (PTO) & Work-Life Balance* Time Off: While the firm does not heavily market a highly flexible PTO policy on its primary recruiting page, individual employee reviews highlight that time off is accessible and the day-to-day schedule offers interesting learning experiences. Financial & Professional Perks* Retirement Planning: Offers a 401(k) and Profit Sharing system. * Career Growth: The company actively funds Educational Advancement Opportunities to help employees earn industry certifications and expand technical licensing. * Relocation Perks: For employees open to changing markets, Giles outlines advancement and relocation opportunities across their regional office branches.

This is a fully onsite position in Orange,CA.

This position is anticipated to close on Sep 24, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications withoutregard to race, sex, age, color, religion, national origin, veteran status, disability,sexual orientation, gender identity, genetic information or any characteristic protectedby law.

If you would like to request a reasonable accommodation, such as the modification oradjustment of the job application process or interviewing process due to a disability,please email for other accommodation options.

San Francisco Fair Chance Ordinance:Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in thecity and county of San Francisco, we will consider for employment qualified applicantswith arrest and conviction records.

Massachusetts Lie Detector:It is unlawful in Massachusetts to require or administer a lie detector test as acondition of employment or continued employment. An employer who violates this lawshall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):We may use Artificial Intelligence (AI) to support parts of our hiring process,including sourcing, screening, and evaluating candidates. AI helps assess applicationsand qualifications, but final decisions are made by our hiring team. By applying, youacknowledge and agree that your application may be reviewed using AI tools.