Sr. Instrumentation Designer

ARION BLUE LLC•Houston, TX

3d•Hybrid

About The Position

The Instrument & Controls (I&C) Designer is responsible for developing and executing Management of Change (MOC) design packages for operating oil & gas facilities. This role supports multiple projects simultaneously in a fast-paced environment where priorities frequently shift based on client needs, operational constraints, and project schedules. The successful candidate must be highly organized, adaptable, and capable of managing competing demands while maintaining quality, safety, and schedule commitments.

Requirements

10+ years of applicable design experience.
Associate’s or bachelor’s degree in Drafting Technology or related field.
Proficient with control system modifications and wiring.
Possess an understanding of fusible loop systems.
Ability to determine the entirety of the instrument design scope based off redline P&IDs.
Ability to speak intelligently about instrument scope in client meetings.
Ability to organize and schedule competing priorities.
Possess good interpersonal skills and excellent verbal/written communication skills.
Experience and proficiency with SPI, Aveva E3D, and AutoCAD.
Microsoft Teams and Navis-Works.
Ability to lift and carry up to ten (10) pounds.
Ability to communicate effectively, including sufficient clarity of speech, hearing, or other communication capabilities.
Ability to sit for extended periods of time.
Sufficient visual acuity or other observational abilities to review documents, perform analysis, and conduct investigations.
Sufficient manual dexterity to perform routine office tasks such as typing and using standard office equipment.
Sufficient mobility to perform office duties and travel to off-site locations as needed.
Ability to wear required personal protective equipment (PPE) when visiting operational or field locations, as required by the safety department.

Nice To Haves

Knowledge of API RP 14C is preferred.
Advanced Microsoft Office skills (Word, Excel, PowerPoint) preferred.

Responsibilities

Serve as the overall lead for design concepts on the project.
Develop Instrument and Controls design deliverables for brownfield facility modifications and MOC projects.
Prepare and revise engineering drawings, including loop drawings, wiring diagrams, control system architecture drawings, panel layouts, cable schedules, tube schedules, and installation details.
Prepare and review Instrument construction work packs.
Perform field verification and site walkdowns to validate existing conditions and identify potential design conflicts.
Coordinate closely with operations, maintenance, engineering, construction, and client representatives to support project execution.
Manage multiple active MOC packages concurrently while balancing competing priorities and schedule demands.
Support all phases of project development, including scope definition, estimating, detailed design, construction support, and as-built documentation.
Ensure designs comply with applicable industry standards, client specifications, facility procedures, and regulatory requirements.
Participate in design reviews, constructability reviews, hazard assessments, and MOC approval processes.
Resolve design issues and incorporate client-driven changes throughout project execution with minimal impact to schedule and budget.
Review vendor documents to ensure specifications and project requirements are met.
Review mechanical equipment packages.
Gather and distribute information with the Instrument team and other project disciplines.
Perform verification of designs throughout all design deliverables.
Manage instrumentation scope changes.
Prepare material total installed cost estimates.
Approve instrument design deliverables for the project.
Mentor and support younger engineers and designers.
Performs related duties, as needed.