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ICS/SCADA Engineer – San Antonio, TX

CNF Technologies Corp
San Antonio, TX Full Time
POSTED ON 6/9/2026
AVAILABLE BEFORE 8/8/2026

ICS/SCADA Engineer – San Antonio, TX

POSITION DESCRIPTION:

CNF Technologies is searching for an Industrial Control Systems (ICS) / Supervisory Control and Data Acquisition (SCADA) Engineer with experience and knowledge designing, developing, configuring, and testing Operational Technology (OT) networks and ICS/SCADA devices used in critical infrastructures, to support the 318 Range Squadron (RANS) Operational Technology (OT) and Industrial Control Systems (ICS) Lab in San Antonio, TX. The 318RANS OT/ICS Lab incorporates virtualized, simulated, and hardware-in-the-loop technologies to provide high-fidelity OT/ICS environments for training and qualifying operators, conducting exercises, and performing mission rehearsals in the cyber-physical domain. A successful candidate should be a problem solver with a proven ability to deliver superior results as part of a high performing team in a fast-paced and dynamic environment.

FUNCTIONAL RESPONSIBILITY:

As an ICS/SCADA Engineer, you will support our customers in collaborative laboratory and test range environments to identify threats to programmable logic, OT/ICS/SCADA systems, including Electric Power and related critical infrastructures. You will support the development of physical and virtual test ranges, and you will collaborate with mission partners and commercial/utility partners with the aim of protecting critical infrastructures. To this end, you will perform tasks that include:

 

  • Support the customer organization’s mission and the objectives of the technical director
  • Discover and investigate cybersecurity threats to critical infrastructure
  • Research and develop solutions to discovered vulnerabilities
  • Deploy physical and virtual solutions to appropriate test ranges
  • Document and report test approach, plan, and results
  • Perform testing, data collection, analysis and assessment of results
  • Support mission partner development, configuration, and testing
  • Perform directed research and prototyping
  • Document assumptions, findings, and recommendations of research and prototype evaluation
  • Integrate range capabilities to offer more realistic test and evaluation environments
  • Upon request, collaborate with partner ranges and travel as necessary

Experience / Knowledge:

The ideal candidate will have demonstrated experience and knowledge in the following areas:

 

  • Developing software using higher order languages (C, C , Python, Java)
  • Experience with Windows, Linux, RTOS (VxWorks, Wind River)
  • Ability to program and configure RTU, PLC and IED hardware
  • Knowledge of data communications and automation protocols (DNP3.0, MODBUS. IEC     60870-5-101/103/104, IEC 61850, SEL, Ethernet/IP, OPC)
  • Experience using CAD software to review, modify and design technical drawings, schematics and one-line drawings
  • Experience developing ICS/SCADA/HMI systems
  • Ability to design, install, troubleshoot and operate all hardware and software and hardware for an ICS/SCADA/HMI environment
  • Performing cyber threat and vulnerability analysis for ICS/SCADA
  • Virtualizing critical infrastructure environments and components to model real-world environments
  • Operational experience with OT/ICS/SCADA in electrical power, water, energy, transportation, manufacturing, or other critical infrastructures

ABILITIES / Attributes:

A successful candidate must demonstrate the following abilities and attributes:

 

  • Self-directed, able to work collaboratively as a member of cross functional teams, and periodically on individual projects
  • Able to establish, plan, and accomplish team and individual goals
  • Ability to quickly learn and use new hardware and software
  • Ability to perform effectively under high pressure while maintaining focus and calm
  • Effective working in a laboratory and test range environment using physical and virtual devices and network architectures to research, develop, and test OT/ICS/SCADA solutions

 

REQUIREMENTS:

  • Security Clearance: No required, but must be US Citizen and clearance eligible
  • Education: Bachelor of Science Degree in one of the following majors: Electrical or Computer Engineering, Computer Science, or Industrial Engineering with ICS/SCADA or robotics specialization. Other STEM degrees with relevant experience will be considered. Master of Science Degree preferred
  • Experience / Knowledge: Minimum 3 years of experience and/or academic research in the areas identified; references requested
  • Location: CNF HQ, San Antonio TX
  • Travel: This role may require travel up to 10% of time

 

Salary.com Estimation for ICS/SCADA Engineer – San Antonio, TX in San Antonio, TX
$76,073 to $89,454
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