Instrumentation Engineer

Cajun Industries, LLC; Tyler, Northern (TX, KY); Hybrid; USD 110,000 - 150,000; Full time

Job summary

Cajun Engineering Solutions is seeking a detail-oriented Instrumentation Engineer to develop instrument specifications, datasheets, and procurement packages for industrial capital and maintenance projects.

The role requires 10+ years in instrument engineering, PE registration, and strong vendor coordination. You will work with project teams, vendors, and procurement to ensure compliant selections and timely delivery, while mentoring junior staff.

Qualifications

• 10+ years of experience in instrument engineering.
• Strong experience in instrument specification, datasheet development, and equipment requisitioning.
• Proven ability to perform technical bid evaluations and vendor comparisons.
• Familiarity with ISA, API, NEC standards.
• Experience coordinating with vendors, procurement, and control systems interfaces.
• Bachelor’s degree in Electrical or Instrumentation Engineering; PE registration is required.

Responsibilities

• Develop instrument deliverables including specifications, datasheets, and procurement packages.
• Support project teams, vendors, and procurement for efficient equipment purchasing and delivery.
• Review vendor drawings and instrument interfaces with control systems (PLC/DCS).
• Provide technical guidance to junior engineers and drafters.
• Coordinate with disciplines to ensure timely information exchange and document control.

Skills

Instrument specification

Datasheet development

Equipment requisitioning

Bid evaluation

Vendor coordination

ISA/API/NEC knowledge

Control system interfaces

Excel proficiency

Communication skills

Education

Bachelor’s degree in Electrical Engineering or Instrumentation Engineering

Tools

AutoCAD

MicroStation

Job description

Overview

Cajun Engineering Solutions is seeking a detail-oriented Instrumentation Engineer with a strong focus on specification, requisitioning, and technical evaluation of instrumentation equipment for industrial capital and maintenance projects.

This role is primarily responsible for developing high-quality instrument datasheets, specifications, and procurement packages, ensuring that all instrumentation isproperly selected, technically compliant, and aligned with project and client requirements. The Instrumentation Engineer will work closely with project teams, vendors, and procurement to support efficient andaccurateequipmentpurchasingand delivery.

Key Responsibilities/Accountabilities:

• Apply Cajun and/or client engineering, design, and drafting standards in the development of instrumentation deliverables.

• Become familiar with project scope, specifications, design basis, and client requirements upon assignment.

• Identify, communicate, and help manage scope changes and design changesin a timely manner.

• Develop preliminary designs, instrument indexes, material take-offs, and estimate-level deliverablesappropriate to the phase of the project.

• Prepare detailed design calculations, sketches, and supporting documentation for instrumentation systems and associated materials.

• Ensure calculations and technical documents are organized clearly for efficient review, drafting support, and client deliverables whenrequired.

• Produce practical, cost-effective designs that emphasize constructability, maintainability, safety, and client satisfaction.

• Review and check calculations prepared by others for technical accuracy, code compliance, and sound engineering practice.

• Support designers and drafters by resolving routine layout, detailing, and installation issues and by providing clear sketches and direction for drawing development.

• Coordinate with other engineering disciplines to ensuretimelyexchange of information and integrated project execution.

• Communicate design concerns,scopechanges, and technical issues to the lead or senior engineer as they arise.

• Assistin developing instrument packages, scopes of work, specifications, and supporting documents for procurement and subcontract inquiries.

• Review vendor drawings and interdisciplinary documents for instrumentation requirements and integration.

• Develop construction and installation specifications for instrumentation systems and equipment.

• Perform field investigations to gather site data, verify existing conditions, support tie-ins, and provide construction support during execution.

• Provide technical guidance and mentorship to less experienced engineers, designers, and drafters.

• Develop conceptual layouts, system approaches, and cost studies to support efficient and practical engineering solutions.

Basic Qualifications:

• 10+ years of experience in instrument engineering

• Strong experience in instrument specification, datasheet development, and equipment requisitioning.

• Proven ability to perform technical bid evaluations and vendor comparisons.

• Familiarity with a wide range of industrial instrumentation equipment and applications.

• Strong understanding of instrument selection criteria based on process conditions and service requirements.

• Ability to interpret and apply industry standards (ISA, API, NEC as applicable).

• Experience working with vendors, suppliers, and procurement teams.

• Understanding ofhow instrumentation interfaces with control systems (PLC/DCS).

• Proficiencyin AutoCAD, MicroStation, or similar tools (for reviewing and supporting designdeliverables).

• Proficiencyin Microsoft Excel, Word, and Outlook.

• Strong analytical, organizational, and communication skills.

Education:

Bachelor’s degree in Electrical Engineering, Instrumentation Engineering, or a related discipline from an accredited university isrequired.

Registration:

Professional Engineering registration isrequired.

Preferred Qualifications:

Abilityto work in a dual role in theelectricalfield is especially beneficial.

Physical: While performing the essential functions of this job, the employee may be required to:

• Remain in a stationary position (sitting or standing) for extended periods during office work and meetings.
• Operate a computer keyboard, mouse, and other office equipment.
• Frequently communicate and exchange accurate information in person, electronically, and during virtual or telephone meetings.

Mental: While performing the essential functions of this job, the employee may be required to:

• Direct, collaborate with, and communicate with executives, clients, and project teams.
• Interpret and apply company policies, safety protocols, and written instructions.
• Perform mathematical calculations, analyze business data, and review project estimates.
• Maintain accuracy, productivity, and attention to detail while managing competing priorities in an active office environment with frequent interruptions.
• Process, retain, and manage complex project details, contractual requirements, and client data.