Senior Instrument & Controls Designer for Oil & Gas

Audubon Companies; Houston (TX); On-site; USD 120,000 - 160,000; Full time

Job summary

Audubon Companies seeks a Senior Instrument & Controls Designer to lead design, development, and coordination of instrumentation and control system deliverables for industrial facilities, including oil & gas, LNG, petrochemical, refining, and chemical processing projects.

The role provides technical guidance to junior designers, supports project execution, and drives continuous improvement across engineering, procurement, fabrication, and construction activities.

Qualifications

• High School Diploma or GED required.
• Associate's Degree from a Technical Institution preferred.
• Minimum 10+ years of instrumentation and controls design experience in oil & gas, LNG, petrochemical, refining, chemical processing, midstream facilities.

Responsibilities

• Lead development of detailed instrumentation and control drawings, layouts, wiring diagrams, loop diagrams, and installation details.
• Develop and maintain instrument location plans, cable tray layouts, conduit routing, junction box layouts, wiring interconnections, loop and hook-up drawings, and marshalling cabinet layouts.
• Perform instrument and electrical design calculations including cable sizing, conduit sizing, voltage drop, and cable tray fill.
• Support PLC, DCS, SIS/ESD systems and control logic schematics; relay logic and interlock diagrams.
• Review and optimize application and functionality of instrumentation and control systems; ensure accuracy and completeness of drawings.
• Prepare BOMs, IO lists, cable schedules, procurement packages, and material take-offs.

Skills

Instrumentation design

Controls design

Team leadership

Mentoring

Site coordination

Education

High School Diploma or GED

Associate's Degree in a technical field

Tools

AutoCAD

SPI / Intools

PDMS

E3D

AutoCAD Plant 3D

Job description

Audubon Companies seeks a Senior Instrument & Controls Designer to lead design, development, and coordination of instrumentation and control system deliverables for industrial facilities, including oil & gas, LNG, petrochemical, refining, and chemical processing projects.

The role provides technical guidance to junior designers, supports project execution, and drives continuous improvement across engineering, procurement, fabrication, and construction activities.