PLC Technician

Flint Hills Resources in Corpus Christi, Texas is looking for a PLC Technician to join our team. If you are looking for a way to accelerate your career and be part of an industry leading company, this may be the opportunity for you! Flint Hills Resources, LC operates oil refineries, chemicals plants and biofuels facilities across North America and is part of Koch Industries, a global leader in several industrial markets.

At our Corpus Christi refinery, PLC technicians are recognized as subject matter experts (SMEs) regarding the specification, installation, maintenance, configuration, life-cycle management, reliability/availability, troubleshooting, upgrading, and the best practices of PLC applications in current use in the plant and as recommended by the vendor and industry. Our PLC technicians apply their knowledge and talents while collaborating daily with (DCS) Board Operators, Process Control Engineers, IT engineers, and Project Engineers, their design teams, and project stakeholders to achieve stable and safe site operations and business-focused results.

The primary PLC technologies at Corpus Christi refinery are Triconex and Allen-Bradley PLCs. We program PLC HMIs with Wonderware software. We interface the PLCs with DeltaV and Foxboro I/A.

Provide support to operators and engineers in comprehending and troubleshooting programmed PLC logic.

Collaborate with instrument and analyzer techs and electricians to resolve unexpected results from IO wired to PLCs.

Work closely with SIS engineers to develop, implement, and enhance PLC SIS applications for improved safety performance.

Partner with project engineers to define project scopes that align with business objectives and optimize cost-effectiveness.

Work with project designers to reserve system IO, conduct field walk-downs, and provide guidance for creating comprehensive and accurate IFC project design packages, including construction drawings, cause & effects drawings, and Sequence of Events documentation; quality check IFC packages (scope, drawings, engineered equipment, bills of material).

Apply hot-fixes, security updates, and perform hardware and software upgrades for PLC and HMI systems to maintain security and functionality.

Identify and propose enhancements to PLC equipment to address current and future requirements of internal customers, considering equipment lifecycle.

Work with instrument and DCS technicians and console operators to commission new or modified PLC configurations.

Engage with peers at other FHR sites to exchange knowledge and learn from their experiences.

Develop, commission, and resolve issues with OPC, Modbus, and ethernet interfaces for non-DCS devices, collaborating with IT engineers as needed.

Continuously monitor the condition of PLC systems to ensure their reliability and performance.

* A minimum of 4 years of experience in servicing, supporting, and configuring PLC or DCS systems in a chemical plant, refinery, or a similar industrial environment.

* Associate of Applied Science (AAS) degree in Instrumentation and Process Control Technology, Electronics, or a related field, or 5 years of experience in maintaining, constructing, or designing industrial instrumentation and electrical systems.

.* Hands-on experience with PLC and HMI hardware and software used in industrial automation and Safety Instrumented System (SIS) applications.

* Proficiency in communication protocols like Modbus RTU/TCP and Ethernet I/P as applied in industrial PLC systems.

* Demonstrated experience working with engineering documents associated with PLC installations and projects, including electrical drawings, loop drawings, Piping and Instrumentation Diagrams (P&IDs), and Cause and Effect tables.

* Available for on-call rotation

* A minimum of 3 years of experience in maintaining, constructing, or designing industrial instrumentation and electrical systems.

* In-depth knowledge of Wonderware software, Triconex PLC hardware, Allen-Bradley PLC hardware, and their associated software.

* Practical experience working with Foxboro I/A and Emerson DeltaV Distributed Control Systems (DCS).

* Proven experience in executing firmware updates, system upgrades, and online logic modifications for Triconex and Allen- Bradley PLCs.

* Familiar with large-scale industrial wireless networks and data communication processes from devices to end-users.

This role is subject to the Transportation Workers Identification Credentialing (TWIC) rule and requires the successful candidate to obtain a TWIC identification badge, allowing for un-escorted access to the facility within a specific time period.

This is role is not eligible for Visa sponsorship.

As a Koch company, Flint Hills Resources is an industry-leading refining company making the oil and transportation products that keep the world moving. We make a large supply of fuel for gas stations and airports in addition to transporting crude oil, natural gas liquids and refined products through 4,000+ miles of pipeline - delivering energy to farmers, manufacturers and families. Our team champions innovation and excellence to help power modern life.