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Instrumentation & Control Engineer III

Zachry Group
Downers Grove, IL Full Time
POSTED ON 9/24/2026
AVAILABLE BEFORE 12/5/2026
Job Description

Zachry Engineering Corporation (ZEC) is currently accepting applications for an Engineer III I&C to join our I&C Department in Downers Grove, IL . This is a great opportunity to get involved on challenging and interesting design projects within various industries.

Responsibilities

  • Plans and conducts work requiring judgement in the independent evaluation, selection, and substantial adaptation and modifications of standard techniques, procedures and criteria. Devises new approaches to problems encountered, receives technical guidance on unusual or complex problems and supervisory approval on proposed plans for projects.
  • Assigned specific projects to complete, working as a fully competent engineer in all conventional aspects of the subject matter or the functional area of the assignment. Independently performs the assignment with instructions as to the general results expected. Employee is responsible for following project responsibilities as defined for the assigned project position.
  • Lead the production of instrumentation engineering/design deliverables, including Instrument Index, control systems (DCS and/or PLC) and Continuous Emissions Monitoring Systems (CEMS) Data Sheets and control design deliverables, including I/O list, Process Control Narratives.
  • Responsible for applying knowledge of commonly used I&C engineering/design concepts, principles, practices, codes, and procedures within the engineering services industry.
  • May supervise a few engineers or technicians on assigned work unless project requires a licensed Professional Engineer. May perform studies, preparation of specifications, evaluation of proposals, and development of estimates. May recommend for purchase of controls system components.
  • Maintains a thorough, current knowledge of new and innovative techniques in the controls engineering field. Is technically knowledgeable in specific areas of responsibility to the degree of preparing and providing training for other personnel
  • Practical knowledge of routine and precedent design and working knowledge of basic engineering principles for application in solving problems. Perform studies, preparation of specifications, evaluation of proposals, and development of estimates. May recommend for purchase controls system components.
  • Practical knowledge of routine and precedent design and working knowledge of basic engineering principles for application in solving problems. Perform studies, preparation of specifications, evaluation of proposals, and development of estimates. May recommend for purchase controls system components. Knowledge of engineering methods and practices in specific areas of responsibility to the degree of preparing and providing training for other personnel, both within the company and for the customer.


Qualifications

  • Bachelor’s Degree in an engineering discipline from an accredited engineering program
  • Strong background in instrument and control systems.
  • 6-10 years of instrumentation and controls engineering experience.
  • Training and experience with distributed control systems (ABB, Emerson Ovation, Siemens T3000, MarkVIe, GE MicroNet).
  • Knowledge of control systems for gas boilers and turbines.
  • Values ethics, professionalism, and maintains confidentiality
  • Possesses advanced oral and written communication skills.
  • Comfortable working in a collaborative, transparent, teamwork-based culture
  • Proficient with Engineering and Computer Software (MS Office, AutoCAD, 2D &/or 3D CAD, BlueBeam, Revit, NavisWorks, etc.)
  • Ability to independently organize and prioritize work assignments and coordinate a variety of tasks, with good attention to detail and ability to deal with conflicting priorities and deadlines
  • Understanding, acceptance and adherence of company policies and procedures, including all business objectives and goals
  • Willingness to travel and work in office and field environments


Preferred Requirements

  • Licensed Professional Engineer


Physical Demands

Employee will be required to communicate in person, via telephone, email, use of arm/hand steadiness, manual dexterity, finger dexterity, multi limb coordination, oral expression, and comprehension. May be required to lift, carry and move objects safely.

Work Environment

Employee will work in multiple environments including an office, warehouse and in a trailer or building on construction sites. On construction sites, noise levels will be moderate to high. Job sites may contain the following: light to heavy equipment vehicles, small to large equipment, materials, communication equipment and tools, people standing, walking, sitting, signaling, and talking. Noise levels vary and may include bells, whistles, and alarms.

The above description covers the fundamental responsibilities of the I&C Engineer III position. It shall not be construed as a complete listing of all miscellaneous, incidental or similar duties which may be required from day-to-day.

Zachry Group is dedicated to providing a SAFE and Drug Free work environment; and is an Equal Opportunity Employer.

This position Instrumentation & Control Engineer III is eligible for participation in Zachry’s Total Employee Rewards Program, which includes medical, dental, vision, life insurance, disability coverage, and other ancillary benefits. This position is also eligible for participation in the 401(k) Retirement Savings Plan.

In accordance with Illinois Equal Pay Act, the expected salary range for this Illinois position, I & C III is between $106,500 and $122,475, annually. Actual pay will be adjusted based on experience, geographic location, and other job-related factors as permitted by law.

Salary : $106,500 - $122,475

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