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IT Specialist

Company: NR Consulting LLC
Location: Texas City
Posted on: June 21, 2022

Job Description:


This position is responsible for providing operational and technical support for refinery Operational Technology (OT) server and/or network environments. The successful candidate must understand business requirements and translate these requirements into solutions. The position must work collaboratively with multi-disciplinary workgroups to seek solutions to problems. The position must champion compliance and change efforts which result in improved reliability and security of infrastructure services. It is expected that the candidate will always follow the refinery personnel safety requirements.


Perform server, workstation, and/or network administration for refinery OT environment. Server and workstation administration is primarily on Microsoft Windows OS, SQL servers, with some occasional Linux administration. Network administration is on switches, routers, and firewall devices with most configuration activities being Layer 2 switching with some occasional Layer 3 routing work.

Monitor OT device health and identify issues using common industry toolsets.

Problem tracking, management, and resolution of issues in a 24/7 manufacturing location. The candidate will be called upon to perform duties during off-hours on occasion as needed.

Learn, understand, and apply Marathon Standard Practices to Operational Technology infrastructure assets.

Engage in auditing, compliance, and risk assessment processes. Ensure computer system inventory and software licensing is accurate.

Identify, Analyze, and Elevate potential Cybersecurity events according to company procedures.

Daily activities may include system backup administration, anti-virus administration, performance tuning, Microsoft Active Directory administration, network security detection administration, administration of the physical IP cabling and IP address assignments, updating of network diagrams, security policy management, data access controls, software patch management, risk management, change control administration, database administration, and self-auditing to ensure compliance with standards.

Administration of server operating system logging to identify security or reliability issues.

Support of the Refinery data historian through routine database maintenance, data compression, and access requests.

Implement hardware, software, and/or network solutions; ensuring standards are applied consistently. Close interaction with business partners during development, support, and implementation of in-house or 3rd party systems.

Create and present project documentation for capital and expense projects.

Recommend continuous improvement opportunities.

Participate on OT Subject Matter Expert (SME) teams for implementing cross-functional OT strategic initiatives. Providing subject matter expertise/consulting services.

This position will require some field work inside the refinery process units.


Associate's or Bachelor's degree in a Computer Science or Information Systems related field or equivalent related experience

Five years of experience in an OT, information technology or business-related field


Previous experience in the following areas is a plus:

An OT environment with Client Experion, Emerson DeltaV, Emerson Ovation or SCADA in a Refining / Petro-Chemical industrial environment.

Application backup and restore, whitelisting and blacklisting.

Network and firewall administration.

Microsoft Active Directory, VMware and HyperV administration.

Keywords: NR Consulting LLC, Texas City , IT Specialist, Other , Texas City, Texas

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