Electrical I&C Engineer III

OVERVIEW Merrick is seeking an Instrumentation & Controls Engineer to serve in a variety of energy markets including refining, midstream and downstream oil & gas, power, and renewable fuels. This is a direct hire position and will be located in our Tulsa, OK office. Annual salary range for this position is $102,000 to $132,600. Pay offered may vary depending on job related knowledge, skills, and experience. Scope/Key Responsibilities WHAT YOU'LL DO * Provide I&C engineering input in a dynamic multi-discipline environment engineering state-of-the-art instrumentation and control systems, and retrofits and upgrades to existing systems. * Interface with clients, project management, procurement professionals, and other engineering disciplines in matters dealing with control systems. * Develop I&C basis of design and scope of work documents. * Identify design milestones and preparing labor-hour estimates for project proposals. * Develop specifications and datasheets for instrumentation and control systems. * Ensure technical accuracy and conformance to project design criteria of engineered work products. * Ensure appropriate procedures, design guidelines, and design tools are utilized on projects. * Develop innovative project concepts and solutions for advanced technology projects. * Assists with client, customer or regulatory contacts and communication pertaining to specific assignments or meetings. * Travel to domestic client project sites to support projects and assist with marketing Merrick's capabilities. REQUIRED QUALIFICATIONS * Bachelor of Science degree in Electrical or Chemical Engineering from an ABET accredited institution. * Minimum of four (4) years I&C design experience in industrial processing, power generation, refining, utilities and/or related industries. * Experience with Industrial Control System Network design, and assessment of NERC CIP compliance standards. * Experience in instrument bus networks, logic diagrams, control narratives, instrument sizing, datasheets, specifications, instrumentation wiring, wiring diagrams, and panel layouts. * Familiarity with PLC/DCS configuration, and HMI configuration. * Familiarity with industrial power document development such as electrical one-line diagrams, power and control schematics, hazardous area classification, electrical equipment specifications, power and MCC panel layouts. * Experience working successfully in a collaborative environment. * Excellent project execution and team communication skills. * Proficient knowledge of industry codes and standards (API, ISA, NFPA/NEC, IEEE, ANSI, NEMA). * Must have a valid driver's license, a good driving record, and be insurable under Merrick's insurance carrier. * Must be eligible to work in the United States without sponsorship. PERKS * Employee Owned - all eligible U.S. employees have an Employee Stock Ownership Account. * Robust Employee Referral Program. * Annual performance and compensation reviews. * Professional Training and Development. * Employee Recognition Awards. * Peer Mentor Program * And Much More! ADDITIONAL INFORMATION * Apply online only. No e-mail, hard copy or third-party resumes accepted. * At Merrick, every resume is carefully reviewed by our team of experienced human recruiters-never by AI. We are committed to a fully human-centered hiring process, ensuring each candidate receives thoughtful, personalized attention at every stage. * Merrick & Company offers a competitive compensation and benefits package which includes health insurance, dental and vision coverage, 401(k), and paid time off (PTO). * Merrick is an Equal Opportunity Employer, including disability/vets. * Employment with Merrick is contingent upon completion of a pre-employment background check, MVR check, and drug screen. * Bachelor of Science degree in Electrical or Chemical Engineering from an ABET accredited institution. * Minimum of four (4) years I&C design experience in industrial processing, power generation, refining, utilities and/or related industries. * Experience with Industrial Control System Network design, and assessment of NERC CIP compliance standards. * Experience in instrument bus networks, logic diagrams, control narratives, instrument sizing, datasheets, specifications, instrumentation wiring, wiring diagrams, and panel layouts. * Familiarity with PLC/DCS configuration, and HMI configuration. * Familiarity with industrial power document development such as electrical one-line diagrams, power and control schematics, hazardous area classification, electrical equipment specifications, power and MCC panel layouts. * Experience working successfully in a collaborative environment. * Excellent project execution and team communication skills. * Proficient knowledge of industry codes and standards (API, ISA, NFPA/NEC, IEEE, ANSI, NEMA). * Must have a valid driver's license, a good driving record, and be insurable under Merrick's insurance carrier. * Must be eligible to work in the United States without sponsorship. * Provide I&C engineering input in a dynamic multi-discipline environment engineering state-of-the-art instrumentation and control systems, and retrofits and upgrades to existing systems. * Interface with clients, project management, procurement professionals, and other engineering disciplines in matters dealing with control systems. * Develop I&C basis of design and scope of work documents. * Identify design milestones and preparing labor-hour estimates for project proposals. * Develop specifications and datasheets for instrumentation and control systems. * Ensure technical accuracy and conformance to project design criteria of engineered work products. * Ensure appropriate procedures, design guidelines, and design tools are utilized on projects. * Develop innovative project concepts and solutions for advanced technology projects. * Assists with client, customer or regulatory contacts and communication pertaining to specific assignments or meetings. * Travel to domestic client project sites to support projects and assist with marketing Merrick's capabilities.

Created: 2026-04-02