Tester Developer Jobs in Houston, TX (NOW HIRING)

Salary: Depends on Qualifications
Location : Houston, TX
Job Type: Regular Full-time
Job Number: 16593
Department: Engineering Department
Opening Date: 08/26/2026
Closing Date: 9/9/2026 11:59 PM Central
Position Description
Position Overview:
The Construction Materials Testing (CMT) Specialist supports Harris County construction projects by coordinating and overseeing construction materials testing services to ensure quality, compliance, and consistency. This role ensures that all CMT work complies with project specifications, ASTM, AASHTO, TxDOT, ISO standards, and Harris County requirements. The position plays a key role in maintaining the integrity of construction materials and supporting safe, reliable infrastructure delivery.
Job Duties:

• Review and evaluate CMT field and laboratory reports for accuracy, completeness, and compliance with applicable standards.
• Monitor project budgets, prepare budget tracking reports, and ensure testing services remain within established allocations.
• Review and validate invoices for accuracy and adherence to Harris County fee schedules and governing specifications.
• Coordinate with CMT firms regarding scheduling, performance expectations, and billing discrepancies
• Perform field and laboratory evaluations of CMT technicians to ensure adherence to testing procedures and quality standards
• Assist in training Harris County inspectors on ASTM, TxDOT, and related testing procedures
• Support or lead material failure investigations, including documentation and coordination with relevant stakeholders
• Attend project meetings and provide input on materials testing, quality concerns, and compliance issues
• Maintain documentation and tracking of testing activities to support reporting and audit readiness
• Provide general support to project teams and leadership as needed
• Perform other duties as assigned

Harris County is an Equal Opportunity Employer
https://hrrm.harriscountytx.gov/Pages/EqualEmploymentOpportunityPlan.aspx
If you need special services or accommodations, please call (713) 274-5445 or email ADACoordinator@bmd.hctx.net.
This position is subject to a criminal history check. Only relevant convictions will be considered and, even when considered, may not automatically disqualify the candidate.
Requirements
Education:

• High school diploma or GED equivalent.

Experience:

• Minimum of five (5) years of experience in construction materials testing, including field and/or laboratory work.

Licensure:

• Valid Texas Driver's License upon hire, and a good driving record
• Knowledge, Skills & Abilities (KSAs):
  
  • Working knowledge of ASTM and TxDOT test methods for soils, aggregates, concrete, asphalt, and reinforcing steel.
  • Ability to interpret construction plans, specifications, and testing requirements.
  • Strong understanding of materials testing procedures in both field and laboratory environments.
  • Proficiency in standard math calculations used in construction materials testing.
  • Strong organizational, analytical, and problem-solving skills.
  • Effective verbal and written communication skills with the ability to coordinate across internal teams and external vendors.
  • Ability to manage multiple projects and priorities in a fast-paced environment.
  
  Emergency Deployment & Continuity of Operations Requirement:
  In accordance with Harris County's Continuity of Operations Plan (COOP) Policy, this position is subject to emergency response and deployment protocols. The employee may be designated as supporting a Mission Essential Function (MEF) and must:
  
  • Participate in the classification process of departmental staff based on MEF responsibilities.
    Be available for temporary deployment to an alternative work location, role, or telework assignment during emergency events.
  • Confirm work assignments with their supervisor prior to reporting to any worksite during such events.
  • Remain flexible in assuming alternative duties as directed to support County operations continuity.

NOTE: Qualifying education, experience, knowledge and skills must be documented on your job application. You may attach a resume to the application as supporting documentation but ONLY information stated on the application will be used for consideration. "See Resume" will not be accepted for qualifications.
Preferences
Education:

• Bachelor's degree in construction management, engineering, or a related field (experience may be substituted)

Experience:

• Experience in estimating testing services for road and bridge projects
• Familiarity with Harris County testing specifications
• Prior experience in a lead or mentoring capacity

Knowledge, Skills & Abilities (KSAs):

• Hands-on experience performing field testing procedures
• Experience supporting quality assurance and compliance efforts across multiple projects

Certifications:

• National Institute of Engineering Technologies (NICET)
• Texas Department of Transportation (TxDOT)
• American Association of State Highway and Transportation Officials (AASHTO)
• United States Army Corps of Engineers (USACE)
• American Association for Laboratory Accreditation (A2LA)

General Information
Position Type, and Typical Hours of Work:
Full-Time | Regular | 40 hours per week.
Subject to early mornings, late evenings, weekends, and holidays at times, depending upon the project or workload.
Salary: Commensurate experience, based on 26 pay periods.
Physical Demands and Environmental Exposure:
Most assignments will be performed in an office, meeting, or operations command center environment, but some field work may be required. May be required to work extended work hours during activation of disaster recovery operations for an unspecified length of time (varies based on the extent of the event).
This position requires bending, stooping, and lifting up to 25 lbs., as well as frequent walking, standing, sitting, reaching, and ascending/descending stairs. The physical demands described here are representative of those that an employee must meet to perform the essential functions of this job successfully.
Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
FEATURED BENEFITS:
Medical, vision, and dental insurance.
Wellness.
Professional development opportunities.
Flexible spending accounts.
457 deferred compensation plans.
Retirement pension (TCDRS).
Transportation assistance (Metro Ride Sponsor Program).
Disability and life insurance.
Harris County is a Qualified Employer for the Public Service Loan Forgiveness Program (PSLF).
Employment may be contingent on passing a drug screen and meeting other standards.
Due to a high volume of applications positions may close prior to the advertised closing date or at the discretion of the Hiring Department.
If job posting requires attachment: search "FC" in templates listing and select appropriate template
HARRIS COUNTY EMPLOYEE BENEFITS
Harris County offers a highly competitive benefits program, featuring a comprehensive group health plan and defined benefit retirement plan.
The following benefits are offered only to Harris County employees in regular (full-time) positions:
Health & Wellness Benefits

• Medical Coverage
• Dental Coverage
• Vision Coverage
• Wellness Plan
• Life Insurance
• Long-Term Disability (LTD) Insurance
• Employee Assistance Program (EAP)
• Healthcare Flexible Spending Account
• Dependent Care Flexible Spending Account

Paid Time Off (PTO)

• Ten (10) days of vacation leave per year (accrual rate increases after 5 years of service)
• Eleven (11) County-observed holidays
• One (1) floating holiday per year
• Paid Parental Leave*
• Sick Leave

Retirement Savings Benefit

• 457 Deferred Compensation Plan

The following benefits are available to Harris County employees in full-time and select part-time positions:

• Professional learning & development opportunities
• Retirement pension (TCDRS defined benefit plan)
• Flexible work schedule*
• METRO RideSponsor Program*

* Participation may vary by County department. The employee benefits plans of Harris County are extended to all eligible participants across various departments with the exception of the Harris County Community Supervision and Corrections Department, for which the cited Health & Wellness Benefits are administered through the State of Texas.
In accordance with the Harris County Personnel Regulations, group health and related benefits are subject to amendment or discontinuance at any time. Harris County Commissioners Court reserves the right to make benefit modifications on the County's behalf as needed.
For plan details, visit the Harris County Benefits & Wellness website:
01
Which of the following best describes your highest level of education completed as it relates to this position?Qualifying information must be documented in the Education section of your application.

• High School or GED diploma
• Associate Degree
• Bachelor's Degree
• Master's Degree or higher
• None of the above

02
How many years of experience do you have in construction materials testing, including file or laboratory work?

• less than 2 years
• 2 -3 years
• 3 - 4 years
• 4 -5 years
• 5 or 5+ years
• None of the above

03
For this position, a valid Texas Driver's License is necessary. Do you meet the above requirement?(Please be sure to include all related details in the Certificates and Licenses section of your application.)

• Yes, I currently hold a valid Texas Driver's License.
• Yes, I possess a valid Out-of-State Driver's License, but I am aware that I must acquire a valid Texas Driver's License before the start date.
• No, I do not currently have a driver's license, but I commit to obtaining one before the start date.
• No, I do not currently have a valid driver's license.

04
Do you have working knowledge of ASTM and TxDOT test methods for soils, aggregates, concrete, asphalt, and reinforcing steel?

• Yes
• No

05
Do you have the ability to interpret the construction plans, Specifications and testing requirements?

• Yes
• No

06
Do you have any of the below mentioned certifications?

• National Institute of Engineering Technologies (NICET)
• Texas Department of Transportation (TxDOT)
• American Association of State Highway and Transportation Officials (AASHTO)
• United States Army Corps of Engineers (USACE)
• American Association for Laboratory Accreditation (A2LA)

Required Question