Job Description

Locations: Chattanooga, Tennessee

Req ID: 8461

Salary Range: ['USD $102,400.00 - USD $138,600.00 /Year']

Application Deadline: 10/2/2026

OVERVIEW

Merrick is seeking an experienced Instrumentation & Controls Engineer III 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 with Merrick & Company and can be located in our Tulsa, OK, Greenwood Village, CO, Chattanooga, TN, Richmond, VA, Newport News, VA, or Baltimore, MD offices.

Scope/Key Responsibilities

• The I&C engineering position will include the following key responsibilities:
• Provide I&C engineering input in a dynamic multi-discipline environment.
• Engineering state-of-the-art instrumentation and control systems, upgrades to existing systems and retrofits.
• Interfacing 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.
• Develop specifications and datasheets for instrumentation and control systems.
• Ensuring 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 design concepts and solutions for advanced technology projects.
• Travel to domestic client sites to support project work and assist with marketing Merrick’s capabilities.

Required Experience:

• At least 8 years of I&C design experience in industrial processing, power generation, refining, utilities and/or related industries.
• Experience in directing I&C Work including, instrument sizing, datasheets, specifications, PLC/DCS architecture, PLC/DCS configuration, instrumentation wiring, instrument bus networks, wiring diagrams, panel layouts, HMI configuration, loop diagrams, logic diagrams, and control narratives.
• 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)
• Assists with client, customer or regulatory contacts and communication pertaining to specific assignments or meetings.
• Bachelor of Science degree in Engineering from an ABET accredited institution required. Electrical or Controls Engineering is preferred.
• Professional Engineer License is required.
• Candidate must be eligible to work in the United States without sponsorship.

Physical Requirements

• The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.
• Requires the ability to sit for extended periods at a computer workstation.
• Be able to work in environment with open discussions and visitors without getting distracted.
• May be required to lift up to 20 lbs.
• Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Additional information

• Apply online only. No e-mail, hard copy or third-party resumes accepted.
• Merrick & Company offers a competitive compensation and benefits package which includes health insurance, dental and vision coverage, employee stock ownership plan (ESOP) opportunity, 401(k) options, and paid time off (PTO). This position is also eligible for annual performance and spot bonuses.
• We recognize the importance of developing top talent from within, our employees have access to a wide range of internal and external training as well as coaching and peer mentoring programs.
• Merrick & Company offers a hybrid work environment with the flexibility to work from home and in the office.
• Merrick & Company is an Equal Opportunity Employer, including disability/vets.
• We maintain a drug-free workplace and perform pre-employment substance abuse testing.

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.