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Principal I&C Engineer

Coregroupresources

Houston, TX · Posted October 30, 2026

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About the job

Lead Instrumentation & Controls Engineer

Job Summary

Core Group Resources is hiring a Lead Instrumentation & Controls Engineer for an engineering client. This role owns the I&C scope on industrial projects, guiding the technical work from early design through procurement and construction support.

You will work hand in hand with mechanical, electrical, process, and piping teams, as well as client engineers and equipment vendors. The right candidate is an experienced I&C lead who can manage a design team, keep work on budget and on schedule, and hold deliverables to a high technical standard.

Responsibilities

Serve as the I&C technical lead across multiple concurrent projects

Work with other engineering groups and the client’s engineering team to produce practical, buildable designs that control cost

Develop and check key I&C documents such as instrument lists, I/O schedules, cause and effect charts, control logic descriptions, alarm management documents, instrument data sheets, and design criteria

Review designs and calculations at key milestones to verify compliance with industry codes, standards, and contract terms

Uphold QA/QC procedures and keep clear quality records throughout the project lifecycle

Direct the day-to-day work of engineers and designers to stay within planned hours and deadlines

Provide labor hour estimates and schedule input to project managers and project controls

Track scope changes and their effect on cost and schedule through the formal change process

Coordinate with instrument and controls vendors during procurement, fabrication, and construction

Requirements

Experience leading the I&C discipline on multi-discipline industrial projects

Hands-on experience producing and checking instrument lists, I/O schedules, cause and effect charts, control logic descriptions, and data sheets

Solid working knowledge of relevant codes and standards for instrumentation and control systems

Experience supervising engineers and designers against budgeted hours and project deadlines

Experience building labor estimates, supporting schedules, and managing scope changes

Strong communication skills for working with clients, vendors, and other engineering disciplines

Preferred Requirements

Background supporting procurement and field construction on industrial projects

Experience in a mentoring or technical review role within an engineering group