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Sample Custodian Jobs in Texas (NOW HIRING)

Reviews sample chain of custody while customer is present for accuracy 2. Uses basic laboratory equipment and chemicals to evaluate samples (i.e. infrared temperature meter, bar code scanner, bar ...

Custodian, Beeville

Beeville, TX ยท On-site

$12 - $12.60/hr

Non-Exempt Essential Functions The Custodian maintains a clean working environment for the college ... You may be asked to demonstrate your knowledge and skills in a work sample or during an interview.

Maintains the safety, sanitation, and custodial conditions of the morgue on a daily basis ... Must provide a DNA sample to be maintained by the Forensic Genetics Laboratory for quality ...

Maintains the safety, sanitation, and custodial conditions of the morgue on a daily basis ... Must provide a DNA sample to be maintained by the Forensic Genetics Laboratory for quality ...

WATER AND WASTEWATER OPERATOR I

Anna, TX ยท On-site

$20.50 - $28.25/hr

... selected sampling contractor when necessary. Assist Lead Operator with collecting regular ... custodial and grounds maintenance. Operate equipment, such as engine-driven pumps, generators ...

WATER AND WASTEWATER OPERATOR I

Anna, TX ยท On-site

$20.25 - $25.40/hr

... selected sampling contractor when necessary. * Assist Lead Operator with collecting regular ... custodial and grounds maintenance. * Operate equipment, such as engine-driven pumps, generators ...

Participate in client interviews in both office and custodial settings. Support factual ... Resume Law school transcript (official or unofficial) Writing sample or personal statement (maximum ...

Sampling tanks, trucks, railcars * Tank transfers/decants from truck to truck, truck to tank ... General plant upkeep to include custodial duties * Performing all tasks in a safe and cautious ...

Preschool Support Staff

Katy, TX ยท On-site

$15 - $17/hr

Conduct ongoing assessments and collect work samples and documentation for each child's portfolio ... Perform general custodial responsibilities for the bus and the classroom * Perform other duties and ...

Sample Custodian information

See Texas salary details

$10

$17

$23

How much do sample custodian jobs pay per hour?

As of Aug 30, 2026, the average hourly pay for sample custodian in Texas is $17.43, according to ZipRecruiter salary data. Most workers in this role earn between $14.57 and $19.04 per hour, depending on experience, location, and employer.

What is a sample custodian?

Sample custodians are professionals responsible for the management, storage, tracking, and security of physical or digital samples, such as evidence in legal cases, laboratory specimens, or quality control materials. They ensure that samples are properly labeled, stored under appropriate conditions, and documented throughout their lifecycle. Their work is crucial for maintaining the integrity and chain of custody of samples, which is especially important in legal, scientific, or industrial contexts.

What are the key skills and qualifications needed to thrive as a sample custodian?

To thrive as a Sample Custodian, you need strong organizational skills, attention to detail, and typically a high school diploma or equivalent. Familiarity with laboratory information management systems (LIMS), chain-of-custody procedures, and proper sample storage protocols is important. Effective communication, reliability, and a commitment to accuracy are valuable soft skills in this role. These skills ensure that samples are properly tracked, stored, and documented, which is critical for maintaining data integrity and supporting laboratory operations.

What are some common challenges faced by sample custodians, and how can they be managed?

Sample Custodians often face challenges related to maintaining strict chain-of-custody protocols, ensuring sample integrity, and managing large volumes of specimens with varying storage requirements. To manage these challenges, strong organizational skills and attention to detail are essential. Effective communication with laboratory staff and adherence to standard operating procedures help prevent errors and ensure compliance with regulatory standards. Continuous training and regular audits can also support best practices and minimize mistakes.

What is the difference between Sample Custodian vs Janitor?

AspectSample CustodianJanitor
CredentialsHigh school diploma or equivalent; custodial certificationsHigh school diploma or equivalent; custodial certifications
Work EnvironmentSchools, offices, healthcare facilitiesSchools, commercial buildings, public spaces
Employer & IndustryEducational institutions, corporate officesSchools, commercial properties, public facilities
Common Search IntentCustodian job duties, certifications, salaryJanitor job description, responsibilities, pay

Both Sample Custodians and Janitors perform cleaning and maintenance tasks in similar environments. However, 'Sample Custodian' often implies a more formal or specialized custodial role, possibly with additional responsibilities or certifications. Understanding these differences can help job seekers find the right position that matches their skills and career goals.

What are the different types of sample custodian jobs?

Sample custodian jobs typically involve collecting, handling, and storing samples in laboratories, research facilities, or manufacturing environments. These roles may vary from entry-level positions to specialized roles requiring knowledge of sample preservation, safety protocols, and documentation procedures.

What does a sample custodian job consist of?

A sample custodian's job involves cleaning and maintaining buildings, including tasks such as sweeping, mopping, dusting, trash removal, and restroom sanitation. Custodians often use cleaning tools and supplies, follow safety procedures, and may work during specific shifts to ensure a clean environment.

What are popular job titles related to Sample Custodian jobs in Texas?

For Sample Custodian jobs in Texas, the most frequently searched job titles are:

Infographic showing various Sample Custodian job openings in Texas as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $36,260 per year, or $17.4 per hour.

Sample Custodian II

Dallas, TX โ€ข On-site

Full-time

Re-posted 16 days ago


Job description

ADVANCEMENT OPPORTUNITIES
Laboratory Technician II
Biologist/Chemist
Biologist Sr./Chemist Sr.
Water Quality Supervisor
Laboratory Supervisor
POSITION SUMMARY
This position is responsible for performing critical sample receipt and sample document evaluation in accordance with TCEQ and Trinity River Authority Laboratory requirements. Follows standard operating procedures and TNI/NELAP protocol for accepting and logging water, wastewater and solid samples for analysis.
ESSENTIAL DUTIES AND RESPONSIBILITIES
1. Interacts in a professional and positive manner with laboratory customers and state auditors. Reviews sample chain of custody while customer is present for accuracy
2. Uses basic laboratory equipment and chemicals to evaluate samples (i.e. infrared temperature meter, bar code scanner, bar code labeling printer, chlorine indicator, pH measurement strips.). Daily ensures that all sample receiving equipment is functioning properly.
3. Log samples with all evaluation information data and detail into the Laboratory Information Management Software (LIMS). Scan and attach associated documents electronically through the LIMS system to each sample.
4. Properly store or distribute samples for in-house processing. Prepares sampling containers as required including addition of preservatives. Properly prepares samples for shipping or transfer to subcontracted laboratories.
5. Maintains LIMS Barcode printer and ensures adequate supply of barcode label supplies. Maintains sample evaluation supplies such as pH measuring strips and aliquot cups.
6. Orders internal and external customer supplies and reagents as necessary and prepares those supplies for distribution.
7. Maintains laboratory equipment to comply with state and federal laboratory certification, and NELAP accreditation (Bar code labeling system for sample custody tracking). Ensure that temperature logs are posted monthly on all equipment and rooms necessary. Document retention as prescribed.
8. Properly dispose of samples.
9. Ensures that receiving area is organized and clear of clutter for customer interactions. Ensures supply room is well organized and stocked with adequate levels of needed inventory and audited to control stock.
SUPERVISORY RESPONSIBILITIES
This position does not regularly provide work leadership or full personnel management to any employees.
FINANCIAL RESPONSIBILITY
No significant financial responsibility.
QUALIFICATIONS
EDUCATION
High school diploma or GED with 30 hours of college courses including basic science and or math courses preferred
EXPERIENCE
One year of laboratory or chemical material handling or One year of laboratory data entry related experience or one year customer service experience
CERTIFICATES, LICENSES, REGISTRATIONS
Texas Driver's license. State Water and/or Wastewater Certification desired.
KNOWLEDGE
Requires knowledge of handling waste related or chemical related materials. Knowledge of data entry techniques.
SKILLS AND ABILITIES
Ability to communicate clearly with staff, customers and supervisors. Ability to maintain quality control records, document work accurately and perform detailed data entry into computer software systems.
GUIDANCE RECEIVED
Receives ongoing supervision. Follows standard operating procedures and/or detailed instructions for each task or assignment; any situation that calls for something different is referred to a supervisor or more senior position.
PHYSICAL DEMANDS
This position requires passing a physical and physical ability assessment specific to this position.
WORKING CONDITIONS
Working conditions will include exposure to wastewater and wastewater odors, fumes, chemical hazards and dust.
TOOLS AND EQUIPMENT USED
Infrared Temperature Meter, Bar Code Scanner, Bar Code Labeling machine, pH measurement strips, laboratory carts, aliquot cups, sample containers, laboratory glassware, disposal bags, data entry computer stations, storage vaults and refrigerators. Personal protective equipment provided.
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.