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Mainframe Operator Jobs in Houston, TX (NOW HIRING)

Celeros Flow Technology

VTL Machinist

Houston, TX · On-site

$30 - $34/hr

... up and operating a computer numerical control (CNC) machine, maintaining quality and safety ... Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ...

Celeros Flow Technology

VTL Machinist

Houston, TX · On-site

$30 - $34/hr

... up and operating a computer numerical control (CNC) machine, maintaining quality and safety ... Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ...

Celeros Flow Technology

VTL Machinist

Houston, TX

$34/hr

... up and operating a computer numerical control (CNC) machine, maintaining quality and safety ... Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ...

Celeros Flow Technology

CNC Machinist

Houston, TX · On-site

$30 - $34/hr

Setting up and operating various machines and tools on a 3 or 4 axis CNC. * Reading and ... Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ...

Celeros Flow Technology

CNC Machinist

Houston, TX · On-site

$34/hr

Setting up and operating various machines and tools on a 3 or 4 axis CNC. * Reading and ... Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ...

Celeros Flow Technology

CNC Machinist

Houston, TX · On-site

$30 - $34/hr

Setting up and operating various machines and tools on a 3 or 4 axis CNC. * Reading and ... Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ...

Celeros Flow Technology

CNC Machinist

Houston, TX

$30 - $34/hr

Setting up and operating various machines and tools on a 3 or 4 axis CNC. * Reading and ... Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ...

Puffer-Sweiven

DCS Control Engineer

Stafford, TX · On-site

Additional experience preferred with any DCS systems such as Operator Display implementation, I/O ... PC and mainframe systems. Areas of Interest * DCS: DeltaV, DeltaV SIS, Honeywell, Yokagowa ...

Puffer Sweiven

DCS Control Engineer

Stafford, TX · On-site

Additional experience preferred with any DCS systems such as Operator Display implementation, I/O ... PC and mainframe systems. Areas of Interest * DCS: DeltaV, DeltaV SIS, Honeywell, Yokagowa ...

Puffer-Sweiven

DCS Control Engineer

Stafford, TX · On-site

Additional experience preferred with any DCS systems such as Operator Display implementation, I/O ... PC and mainframe systems. Areas of Interest * DCS: DeltaV, DeltaV SIS, Honeywell, Yokagowa ...

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All JobsMainframe Operator JobsMainframe Operator Jobs in Houston, TX

Mainframe Operator information

See Houston, TX salary details

$9

$50

$69

How much do mainframe operator jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for mainframe operator in Houston, TX is $50.97, according to ZipRecruiter salary data. Most workers in this role earn between $45.00 and $57.84 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the mainframe operator position, and why are they important?

To thrive as a Mainframe Operator, you need a solid understanding of mainframe systems operations, batch processing, and problem-solving, often supported by an associate degree in IT or related experience. Familiarity with operating systems such as z/OS, job scheduling tools like CA-7 or Control-M, and knowledge of system monitoring utilities are typical requirements, with relevant certifications like IBM Mainframe Operator being a plus. Strong attention to detail, adaptability under pressure, and effective communication help operators excel in coordinating tasks and responding to issues. These skills ensure smooth, reliable mainframe operations that are critical for supporting core business functions.

What does a typical work shift look like for a mainframe operator?

A typical work shift for a Mainframe Operator can involve monitoring system performance, executing scheduled jobs, troubleshooting unexpected errors, and resolving user-reported issues. Many organizations operate their mainframes 24/7, so you may be expected to work evening, night, or weekend shifts as part of a rotating team. Collaboration with network administrators, systems programmers, and technical support staff is common to ensure system reliability and quick issue resolution. Throughout your shift, you'll need to document incidents and maintain communication logs for seamless transitions between shifts. This environment requires reliability, alertness, and a proactive approach to keeping core business processes running smoothly.

What is a mainframe operator?

A Mainframe Operator monitors and controls mainframe computer systems, ensuring they run efficiently and without issues. They oversee batch processing, troubleshoot system errors, manage job scheduling, and perform routine maintenance. Their role is critical in maintaining uptime and performance for large-scale business operations. They also collaborate with IT teams to address system failures and optimize processes.

What are the most commonly searched types of Mainframe Operator jobs in Houston, TX? The most popular types of Mainframe Operator jobs in Houston, TX are:
What are popular job titles related to Mainframe Operator jobs in Houston, TX? For Mainframe Operator jobs in Houston, TX, the most frequently searched job titles are:
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What cities near Houston, TX are hiring for Mainframe Operator jobs? Cities near Houston, TX with the most Mainframe Operator job openings:
Mainframe Operator jobs near you
Infographic showing various Mainframe Operator job openings in Houston, TX as of August 2026, with employment types broken down into 48% Full Time, 50% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $106,027 per year, or $51 per hour.

VTL Machinist

Celeros Flow Technology

Houston, TX • On-site

$30 - $34/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 10 days ago

Job description

VTL MACHINIST - 2ND SHIFT
Rate of Pay: $30-$34/hour depending on experience, plus quarterly bonus based on quarterly goals
Work Schedule/Hours: 2ND SHIFT - Shift Differential $2.50/hour Hours: 1:30pm - 10:00pm
Our VTL Machinist produces machined parts by setting up and operating a computer numerical control (CNC) machine, maintaining quality and safety standards, keeping records, and maintaining equipment and supplies.
Knowledge, Skills and Abilities
  • Read, write, speak and comprehend English.
  • Add, subtract, multiply, divide and work with fractional measurements and decimals.
  • Set up, adjust, and operate all machine tools in your area of responsibility in order to produce various parts within specifications from blueprints.
  • Read and understand manufacturing mechanical blueprints, and use good basic math skills in addition, subtraction, division and multiplication.
  • Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter work order data and correct qualities as required.
  • Hold very close tolerances and surface finish requirements.
  • Exceptional teamwork skills and strong communication abilities.
  • Working knowledge or ability to learn to use a micrometer, depth micrometer, dial indicators, CMM, and other precision measuring instruments.
  • A demonstrated history of good attendance and a safe work record.
  • Maintain conscientious work behaviors including work ethic, safety standards, quality, costs, and On-Time Delivery (OTD)

Education and Experience
  • A high school diploma or GED equivalent.
  • 5+ years of CNC machining working with CNC VTLs.
  • The ability to read and interpret drawings, blueprints, and other documents.
  • Proficiency with measuring equipment, such as calipers, gauges, and micrometers.
  • Computer proficiency.
  • Experience working with stainless steel or duplex stainless steel preferred.
  • Ability to do minor program edits.

WHAT WE DO
Celeros Flow Technology is helping to engineer a more sustainable future by developing products for emerging applications in carbon capture and storage, new nuclear, and renewable energy while continuing to support existing customers to decarbonize their operations. Our full lifecycle solutions are designed to reduce emissions, optimize operational efficiency, and deliver sustainable returns. Together, we can create a safer, more resilient, and cleaner energy future.
WHY JOIN OUR TEAM
Providing great benefit choices to you and your family is just one of the many ways Celeros Flow Technology supports the physical, financial, and emotional well-being of the people who make our company successful - YOU!
Key benefits include:
Health Insurance (effective on start date)
Dental/Vision (effective on start date)
Flexible Spending Accounts/Health Savings Accounts
Life Insurance/Disability/Accident/Critical Illness
401(k) Savings Plan with generous company match
Tuition Reimbursement
Paid time off/Generous Holiday Schedule
Celeros Flow Technology is an equal-opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate based on race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law.
Employment opportunities may require access to information that is subject to the export control regulations of the country in which you are applying. Hiring decisions for such positions are required by law to be made in compliance with these regulations.
Applicants for employment opportunities must be able to meet export control requirements.

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