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Application Engineer III

Pasadena, TX 77506

Posted: 06/29/2026 Industry: Engineering Job Number: 57646846 Pay Rate: $68-76 / hour

Job Description

CLIENT HIGHLIGHT
The Client you will be working for is a Fortune 100 Oil and Gas Company. This opportunity will give you experience in the energy sector in the United States with a company that is a globally recognized leader in energy production and one of the biggest companies in the US.
 
LOCATION
Pasadena, TX, 77506
 
COMPENSATION
$68-76 per hour full benefits offered 
 
TERM
6 month contract with very high likelihood of extension or conversion to full time
 
SCHEDULE
Monday-Friday 40 hours per week
Every other Friday off, potential weekend work as needed 
 
POSITION OVERVIEW – Application Support Engineer III 
The Application support engineer specializes in deploying, maintaining, and life-cycling PCN/OT application systems. Ensure cybersecurity standards adherence, information and risk compliance, asset inventory and monitoring, software license management, and OS/software patch management.
 
RESPONSIBILITIES
  • Deploy, maintain, and life-cycle PCN/OT application systems across on-premise and Azure environments, ensuring alignment with client's infrastructure standards and project timelines
  • Provide ongoing support and troubleshooting for Microsoft Windows Server environments, diagnosing and resolving issues to minimize operational downtime
  • Administer and maintain virtualized infrastructure using VMware ESXi and vCenter, including configuration, monitoring, and performance optimization
  • Ensure cybersecurity standards adherence across all supported systems, leveraging tools such as Tenable Nessus or Tanium for vulnerability scanning, patch management, and risk compliance
  • Manage software license inventory and OS/application patch cycles, coordinating updates in accordance with OT security protocols and change management procedures
  • Develop and maintain PowerShell scripts to automate routine system maintenance, monitoring, and reporting tasks
  • Provide design, testing, and implementation support for application system platform deployments and lifecycle projects, participating in both internally driven and customer-facing initiatives
  • Document systems infrastructure clearly and accurately, maintaining up-to-date records of configurations, procedures, and issue resolutions
  • Collaborate cross-functionally with engineering, operations, and cybersecurity teams to identify, communicate, and resolve system issues in a timely manner
  • Support information and risk compliance efforts by maintaining accurate asset inventories and contributing to audits and compliance reviews within the OT environment
 
REQUIRED QUALIFICATIONS
  • Experience supporting and troubleshooting server-based on premise and Azure applications in OT and business network environments.
  • Experience deploying, troubleshooting, and supporting Microsoft Windows servers.
  • Experience providing design, testing and implementation support for and participation in internally-driven application system platform deployment or lifecycle projects, and/or customer-facing projects.
  • Demonstrated application of strong analytical and problem-solving skills to help the team identify, communicate, and resolve issues.
  • Strong oral and written communication skills, including demonstrated ability to document the systems infrastructure.
 
PREFERRED QUALIFICATIONS 
  • Demonstrated understanding of OT environments and related high security concepts: Perdue model, air gapped networks, zero trust.
  • Experience and familiarity with Azure IaaS and SaaS.
  • Experience developing and maintaining PowerShell scripts to automate system maintenance and monitoring.
  • Skills and demonstrated experience with a virtualization environment consisting of VMware ESXi and VCenter. VXRail also a plus.
  • A 2-year Associates degree or higher, in technology or a related business discipline.
  • Microsoft certification(s) in Windows Server, Azure, or other related technologies.
  • Experience deploying, troubleshooting, and supporting Linux servers (RHEL, CentOS, or other distributions).
  • Experience maintaining and administering infrastructure systems including responsibility for cybersecurity standards adherence, information management, and risk compliance using tools such as Tenable Nessus, Tanium, or equivalent.
  • Understanding of Agile methodologies / SAFe framework; experience with Microsoft ADO.
  • Grow Capabilities: demonstrated ability to quickly learn new technologies and platforms in support of meeting the desired timeline for this project opportunity.
  • Experience deploying, troubleshooting, and supporting Microsoft Windows.
  • Skills and demonstrated experience supporting various OT applications.
  • Demonstrated application of strong analytical and problem-solving skills to help the team identify, communicate, and resolve issues.

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About Pasadena, TX

Discover exciting job opportunities in the lively area around Pasadena, Texas! Nestled in the heart of the Lone Star State, Pasadena offers a vibrant community with endless possibilities for professional growth. Known for its rich cultural scene, including the iconic Armand Bayou Nature Center and the impressive Pasadena Little Theatre, this city captivates with its unique charm. Embrace the local Tex-Mex cuisine, explore the renowned Pasadena Philharmonic, and cheer on the Pasadena Rodeo – there's something for everyone here. Join us in Pasadena, TX, where careers thrive and dreams come true! Explore our job listings now.