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IS&T IT Services

Instrument & Control Designer Job at IS&T IT Services in Houston

IS&T IT Services, Houston, TX, US

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***Do not apply if you are NOT a US Citizen or Green Card Holder***

***No C2C***

***Must live in Houston***

We are is seeking a skilled Instrumentation & Control System Designer for a leading client in the Oil & Gas, Refining and Chemicals industries. The ideal candidate will have 5–10+ years of experience in designing instrumentation and control systems , with strong proficiency in 2D AutoCAD and Excel . Experience with MicroStation, CADWorx, BlueBeam, and Access is a plus.

Key Responsibilities:

  • Collaborate with engineering teams to develop and refine instrumentation and control system designs .
  • Oversee design processes , ensuring accuracy, quality control, and adherence to project deadlines.
  • Interpret and modify P&IDs, interlock schematics, and motor schematics .
  • Develop wiring diagrams, loop diagrams, demo packages, I/O loading plans, junction boxes, marshalling panels, and DCS/PLC cabinets with BOMs .
  • Create instrument installation details and generate material take-offs to support project estimates.
  • Design conduit and cable tray layouts , ensuring proper support details and sizing based on industry codes and client standards .
  • Apply low-voltage electrical knowledge for instrumentation, including 120 VAC & 24 VDC power distribution, instrument power panels, and NEC grounding/bonding compliance .
  • Conduct field surveys and assist in planning/executing hot/cold cutovers .
  • Maintain a proactive, self-motivated approach , ensuring all deliverables meet quality standards with minimal supervision.
  • Work with fiber optic routing and general fiber optic principles as required.

Qualifications & Skills:

  • 5–10+ years of experience in Instrumentation & Control System Design for Oil & Gas Refineries and Chemical Plants .
  • Proficiency in 2D AutoCAD and Excel (MicroStation, CADWorx, BlueBeam, and Access are preferred).
  • Strong leadership in design team coordination and technical direction .
  • Solid understanding of industry standards, safety regulations, and best practices .
  • Excellent problem-solving, time management, and client interaction skills .