Top 1899 Computer systems security Jobs in Houston, Tx

IT Expert - Power Control Systems
Oxychem —Houston, TX
- Full-time
- Microsoft Excel
- Microsoft Outlook
- Computer Science
IT Systems Administrator
Confidential —Houston, TX
- $100,000 - $110,000 a year
- Full-time
- Computer Science
- Mid-level
- Office
- Health insurance
- Dental insurance
Quick Apply
IT Support Administrator
Continental Carbon —Houston, TX
- Full-time
- Background check
- Computer Science
- Mid-level
- Health savings account
- Health insurance
Quick Apply
Computer Systems Analyst
Farouk Systems Inc —Houston, TX
- On call
- Azure
- Computer Science
- Office
Quick Apply
IT Cybersecurity Technician
Foxconn Industrial Internet - FII —Houston, TX
- Full-time
- Computer Science
- Bachelor of Science
- Mid-level
Quick Apply
Help Desk / IT Support
Pearl Co Services —Houston, TX
- $23.33 - $28.09 an hour
- Full-time
- Mid-level
- Windows
- In-person
Quick Apply
9d
Security Systems Technican
Sciens Building Solutions —Houston, TX
- Full-time
- Background check
- Computer literacy
- Pass drug screening
- Paid holidays
- Disability insurance
Quick Apply
Network and Computer Systems Engineer
CACI —Houston, TX
- $69,600 - $142,700 a year
- Full-time
- Computer Science
- 5 years
- Bachelor of Science
- Health insurance
2d
Security / Loss Prevention
Crescent Hotels & Resorts LLC —Houston, TX
- Holidays
- Writing skills
- Hotel
- Computer skills
- Paid holidays
- Health insurance
Quick Apply
Security Officer
Marriott International, Inc —Houston, TX
- Full-time
- Working with individuals with disabilities
- Hotel
- High school diploma or GED
Cyber Network Analyst
Park Lawn Corporation —Houston, TX
- Weekends as needed
- Clean driving record
- Computer Science
- Mid-level
- Health insurance
- 401(k)
Quick Apply
2d
Computer Support Specialist
E-Logic INC —Houston, TX
- Full-time
- Mid-level
- SharePoint
Quick Apply
Cyber Security Engineer
Siemens Energy —Houston, TX
- Full-time
- 5 years
- System design
- Windows
- Paid holidays
- Health insurance
Security Officer
The Post Oak Hotel —Houston, TX
- $18 an hour
- Weekends as needed
- Computer literacy
- Mid-level
- Hotel
- 401(k)
- Paid time off
IT Security Analyst II
Audubon Companies —Houston, TX
- Spanish
- Computer Science
- English
Quick Apply
Security Officer II
Memorial Hermann Health System —Houston, TX
- Full-time
- CPR Certification
- Hospital
- Computer literacy
2d
IT Helpdesk Technician
Prime Communications —Sugar Land, TX
- Office
- Organizational skills
- Communication skills
Quick Apply
IT Support Desk Specialist
HOUSTON GRAND OPERA ASSOCIATION INC —Houston, TX
- Weekends as needed
- Computer science
- Microsoft Excel
- Microsoft Outlook
- 403(b) matching
- Paid time off
Quick Apply
2d
Information Security Analyst
Vega Soft —Houston, TX
- Urgently hiring
- Maintenance
- Mid-level
- Analysis skills
Information Technology Systems Specialist
SALVATION ARMY A GEORGIA CORP —Houston, TX
- Full-time
- Mid-level
- Office
- 3 years
- Paid holidays
- Health insurance
Quick Apply
2d

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computer systems security jobs near houston, tx

IT Expert - Power Control Systems

Oxychem -
Houston, TX

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Job Details

Full-time

Qualifications

Systems integration
Microsoft Excel
Data Integration (Data management)
Microsoft Outlook
Project management experience in technology
Software coding
Programming languages
Industrial networking
Network protocols
Integration Platforms (Enterprise solutions)
Power generation systems
Energy production

Full Job Description

At OxyChem, our chemistry makes modern life possible, and it is our people who make the difference. We are a safety-first, purpose-driven team committed to innovation, environmental responsibility, and doing things the right way. If you are ready to contribute, elevate your skills, and take ownership of your career, OxyChem offers the opportunity to make a difference every day.

OxyChem, a Berkshire Hathaway company, is a leading producer of essential chemistry with operations in the U.S., Canada and Latin America. OxyChem’s products play an essential role in everyday life, supporting critical applications in water treatment, pharmaceuticals, healthcare, manufacturing, automotive, personal hygiene, and residential and commercial construction. OxyChem actively participates in the Occupational Safety and Health Administration Voluntary Protection Program, underscoring our commitment to safety. Headquartered in Dallas, Texas, OxyChem is a top three U.S. manufacturer of polyvinyl chloride, chlor-alkali and chlorinated organic chemicals, and calcium chloride. Visit oxychem.com for more information.

In a fast-paced industry that demands precision, we create a supportive workplace where the safety and well-being of our employees are paramount. We are committed to rewarding top performers, offering very competitive pay and benefits, and providing tremendous career development opportunities.

We are looking for a self-motivated individual to fill the position of IT Expert, Industrial Control System within our IT Power System group based in Houston, TX. This is a hybrid 9/80 role.

Essential Job Duties:

Architect, design, configure, implement, and support AspenTech GMS solutions, ensuring alignment with operational objectives, regulatory requirements, and long-term system strategy.
Lead and support generation scheduling, dispatch, unit commitment, and performance optimization, enabling efficient and reliable power system operations.
Own and drive system integrations between GMS and adjacent platforms, including SCADA, EMS, DMS, market systems, and data historians, ensuring seamless data flow across operational and business layers.
Perform advanced system performance analysis, identify optimization opportunities, and deliver recommendations that enhance reliability, efficiency, scalability, and compliance.
Serve as a trusted technical partner to operations, engineering, IT, and cybersecurity teams, ensuring secure, resilient, and highly available system functionality.
Lead system upgrades, version migrations, patching, hotfix deployment, and testing, ensuring minimal operational disruption and adherence to best practices.
Proactively improves the system’s cybersecurity posture, identifying risks and implementing mitigation strategies aligned with corporate and industry security standards.
Develop, maintain, and govern technical documentation, system architecture artifacts, operating procedures, and support playbooks.
Provide expert-level troubleshooting, root cause analysis, and corrective action planning for complex system issues.
Mentor and train operational and technical teams, driving knowledge transfer, user adoption, and operational excellence.
Provide Tier 1 and escalation support, serving as a subject matter expert for critical incidents and high-priority operational issues.
Lead and drive power systems projects, including system modernization initiatives, new deployments, and enterprise integration efforts.
Support and enhance data management and integration strategies between automation systems and enterprise business platforms to enable analytics, reporting, and decision support
Support integration of data management between IT and OT.

Required Qualifications:

Minimum bachelor’s degree in electrical engineering, Computer Science, Power Systems Engineering, Information Technology, or a related field.
Minimum 3 years of experience with generation management systems. GMS.
Strong understanding of power generation operations, including thermal, renewable, and/or Cogen assets.
Experience with real-time operational systems and OT/IT environments.
Knowledge of system integration standards, data flows, and interfaces (e.g., APIs, OPC, messaging).
Strong analytical, problem-solving, and troubleshooting skills.
Basic knowledge Inter Center Communication Protocol ICCP.
A good understanding of IT networks.
High Proficiency in Microsoft Office (such as Word, Excel, PowerPoint and Outlook)
A fair understanding of project management concepts and methodologies
Experience with software programming languages

Desired Qualifications:

Master’s degree in a related technical field.
Experience with AspenTech EMS, SCADA, or related energy management solutions.
Knowledge of electricity markets, generation scheduling, and regulatory requirements.
Familiarity with cybersecurity practices in OT environments.
Experience supporting 24/7 operational systems.
Basic knowledge DCS, BPCS and OPC protocol (Open Platform Communications)

Fraud Statement:

It has come to our attention that various individuals and/or organizations are contacting people falsely pretending to recruit on behalf of OxyChem. Please be aware that these recruiting scams and communications do not originate, nor are they associated with our recruitment process. All OxyChem job postings and offers will require a completed application through our company website.

OxyChem does not charge a fee at any stage of the recruiting process. We will never:

Ask you to pay for applications, interviews, meetings, processing, training or for any other fees

Use recruiting or placement agencies that charge candidates an advance fee of any kind or

Request personal information such as passport and bank account details at an early stage of our recruitment process.

We recommend against responding to unsolicited business propositions or offers from people you don't know. Do not disclose your personal or financial details. If you believe you have been the victim of a recruiting scam, please contact your local police department.

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Refine Your Search

computer systems security jobs in houston, tx

IT Expert - Power Control Systems

IT Systems Administrator

IT Support Administrator

Computer Systems Analyst

IT Cybersecurity Technician

Help Desk / IT Support

Security Systems Technican

Network and Computer Systems Engineer

Security / Loss Prevention

Security Officer

Cyber Network Analyst

Computer Support Specialist

Cyber Security Engineer

Security Officer

IT Security Analyst II

Security Officer II

IT Helpdesk Technician

IT Support Desk Specialist

Information Security Analyst

Information Technology Systems Specialist

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