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Sis Engineer Jobs in Texas (NOW HIRING)

Marathon Petroleum

Automation Engineer

El Paso, TX · On-site

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

DCS Engineer

El Paso, TX · On-site

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

Automation Engineer

El Paso, TX · On-site

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

Controls Engineer

El Paso, TX · On-site

$75K - $97K/yr

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

DCS Engineer

El Paso, TX · On-site

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

DCS Engineer

El Paso, TX · On-site

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

DCS Engineer

El Paso, TX · On-site

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

Controls Engineer

El Paso, TX · On-site

$75K - $97K/yr

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

Automation Engineer

El Paso, TX · On-site

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

Automation Engineer

El Paso, TX · On-site

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

Marathon Petroleum

Controls Engineer

El Paso, TX · On-site

$75K - $97K/yr

Maintain and support Triconex SIS and Rockwell Automation PLCs, including logic modifications, and ... Engineering Bachelor's Degrees also considered * Two (2) years or more of experience with ...

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All JobsSis Engineer JobsSis Engineer Jobs in Texas

Sis Engineer information

See Texas salary details

$38.3K

$99K

$154.3K

How much do sis engineer jobs pay per year?

As of Sep 1, 2026, the average yearly pay for sis engineer in Texas is $98,956.00, according to ZipRecruiter salary data. Most workers in this role earn between $82,227.00 and $117,404.00 per year, depending on experience, location, and employer.

What is a SIS engineer?

A SIS (Safety Instrumented Systems) Engineer is responsible for designing, implementing, and maintaining safety systems that help prevent hazardous incidents in industrial environments. They ensure compliance with safety standards such as IEC 61511 and work with instrumentation, control systems, and risk assessment processes. SIS Engineers collaborate with process, automation, and safety teams to develop and validate safety functions, ensuring system reliability and performance.

What are the typical responsibilities of a SIS engineer in a manufacturing or industrial setting?

A SIS Engineer in a manufacturing or industrial environment is typically responsible for designing, implementing, and maintaining safety instrumented systems that protect personnel, equipment, and processes from hazardous conditions. This includes conducting risk assessments, performing safety integrity level (SIL) calculations, specifying safety PLC logic, and ensuring compliance with industry standards such as IEC 61511. SIS Engineers often collaborate with process engineers, operations staff, and maintenance teams to review system performance and troubleshoot issues. Their role may also involve regular safety audits, system testing, and supporting incident investigations to continuously improve plant safety.

What are the key skills and qualifications needed to thrive as a SIS engineer, and why are they important?

To thrive as a SIS (Safety Instrumented Systems) Engineer, you need a strong background in process instrumentation, control systems engineering, and industrial safety protocols, often supported by a degree in engineering and relevant industry experience. Familiarity with safety PLCs, HAZOP analysis, SIL assessments, and certifications such as TÜV Functional Safety Engineer are highly valued in this role. Excellent problem-solving, analytical, and communication skills help SIS Engineers work effectively within multidisciplinary teams and manage safety-critical projects. These competencies are crucial for designing, implementing, and maintaining systems that ensure the safe operation of industrial processes and regulatory compliance.

What are popular job titles related to Sis Engineer jobs in Texas?

For Sis Engineer jobs in Texas, the most frequently searched job titles are:

What job categories do people searching Sis Engineer jobs in Texas look for?

The top searched job categories for Sis Engineer jobs in Texas are:

What cities in Texas are hiring for Sis Engineer jobs?

Cities in Texas with the most Sis Engineer job openings:

Sis Engineer jobs near you
Infographic showing various Sis Engineer job openings in Texas as of August 2026, with employment types broken down into 86% Full Time, and 14% Contract. Highlights an 100% In-person job distribution, with an average salary of $98,956 per year, or $47.6 per hour.

Project Engineer*

Keystone Engineering Inc.

Texas City, TX • On-site

Full-time

Re-posted 10 days ago

Job description

Keystone Engineering Inc. opened for business in 1988 and for decades, has been a reliable provider of qualified engineering resources and technically innovative solutions. Keystone was founded to be an enduring company, and to provide an environment for our employees and clients to innovate, thrive, and be successful.
Keystone's family of companies include: Milestone Project Services, SIS SILverstone, VeraPro, and Salmon & Associates
Our varied and extensive experience indicates that successful projects come down to personnel. We incorporate their individual skills in a process that's geared toward excellence. The intentional pairing of people and process is the reason why clients know that they can trust their projects in the hands of Keystone. Services Offered: 3D Laser Scanning, Controls & Automation, Construction Management, Design & Drafting, Engineering: Civil/Structural, Electrical, Mechanical, Process, Functional Safety, Information Technology, Instrumentation, On-Site Services, Operations & Commissioning Support, Procurement, Project Management.
Keystone Engineering is currently seeking a Project Engineer for a Texas City area onsite position.
Position Type: Full-time
Location: Texas City, TX
Work Environment/Physical Demands: Office/Sedentary, Plant
Travel Requirements: Occasional
Essential Functions:
  • Work onsite within a Capital Projects Team at a client facility in the Donaldsonville/St. James Area.
  • Support engineering requests from plant operations and maintenance staff to develop solutions and engineered deliverables across the site.
  • Provide scope development from initial stages through AFE funding and project execution for multi-discipline plant capital projects.
  • Manage internal and external resources for execution of engineering and design packages to be issued for construction.
  • Coordinate with client procurement on materials and services requisitioning for timely delivery of project critical items.
  • Provide stewardship throughout all phases of engineering and construction to ensure project success.
  • Follow all client standards and project execution procedures.
  • Provide accountability and regular communications with project team and stakeholders.
  • Ensure project commitments toward schedule are achieved.
  • Support project reporting metrics and manage deviations.
  • Promote safety in all aspects of involvement.

Requirements:
  • B.S. in Engineering from an ABET-accredited program (BSME, BSChE, BSCE, or BSEE)
  • 2-5 years of experience preferred from plant facility assignments and/or consulting engineering office positions.
  • Familiarity with project management principles and performance metrics.
  • Ability to make field trips and lead in all project communications.
  • Background with SAP is helpful, but not required.
  • Current TWIC Card needed.
  • Strong written and verbal communication skills.
  • Self-motivated, organized, and solution advocate.
  • Team Player and willingness to help others
  • Attention to detail.
  • Applicants must be currently authorized to work in the U.S. for any employer.

Equal Opportunity Employer, including disabled and veterans.

Apply