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Senior Controls Technician

Position: Senior Controls Technician

Location: Plymouth, MI

Position Summary:

The Senior Controls Technician is responsible for the efficient, safe, and reliable operating condition of the site manufacturing control and electrical systems.  The Senior Controls Technician must be multi-skilled to manage, maintain, and troubleshoot site’s electrical power systems, instrumentation, motor controls, PLC, HMI, data systems, and factory control infrastructure (servers, PC’s, and networks).  Additionally, the Senior Controls Technician also directs the modification and installation of control systems and facilitates the transfer of knowledge of control systems and electrical projects.  The Senior Controls Technician is responsible to identify, prioritize, plan and execute day-to-day activities with little or no supervision. 


  • Responsible for the maintenance and troubleshooting of electrical and control systems equipment down to the component level, including 480V electrical power distribution, instrumentation, motor controls, VFD’s, Servo’s, I/O devices/modules, PLC’s, HMI’s, and control networks. 
  • Troubleshoot machine breakdowns and malfunctions utilizing a working knowledge of control system programs and tools required to troubleshoot PLC’s, HMI’s, and VFD/servo systems including electrical schematics, programming software, meters, and other electrical test equipment.
  • Train and assist technicians to troubleshoot, repair, replace and calibrate all electrical sensing devices and instrumentation including:  photoelectric, inductive, capacitive, pressure, temperature, weight, position sensors, flow, and analytical instruments.
  • Train and assist technicians to troubleshoot, repair, replace and commission all electrical control devices including: AC drives, DC drives, Servo Controllers, contactors, motors, breakers, solenoids power supplies and indicator lights.  All PLC/HMI hardware including: processors, discrete and analog I/O cards, power supplies, network adapters, I/O hardware, operator interfaces such as Panelview, PC based interfaces, and message displays.
  • Manage and troubleshoot control system applications, include PLC programs, HMI applications, SCADA applications, data collection system, and MES systems. 
  • Identify and recommend changes to improve plant performance utilizing existing or new control systems.  Make program modifications in PLC’s logic, HMI’s programs and servo controller logic to improve equipment performance. 
  • Manage and support factory controls infrastructure including PCs, servers, control networks, and network switches, including implementing patches and other vendor updates. 
  • Coordinate the electrical preventative maintenance program by identifying items that need regular inspection and replacement, scheduling the tasks and task frequencies required, and following up to ensure the completion and effectiveness of each task.
  • Manage all PLC, Servo and HMI programs and changes as well as electrical documentation.  Ensure that they are all accurate, updated, and available to the technicians and archived at regular intervals.
  • Act as technical resource to operations, maintenance on controls related issues.  Assist operations and maintenance associates to meet daily priorities, coverage, and special projects. 
  • Provide support during machine installations and upgrades including: interfacing auxiliary equipment, identifying and correcting errors in programming and wiring and ensuring vendors and contractors are meeting our needs and expectations. 
  • Support the introduction to the plant of new control technologies.
  • Direct the work activities of outside contractors, maintenance technicians, and other associates in the installation of instrumentation, PLC based control systems, and PC based operator interfaces.
  • Train and support non-technical users on the use of plant floor automation systems.
  • Lead the implementation of small scope projects in assigned area. 
  • Make improvements as required to electrical PM’s on various manufacturing and packaging equipment, electrical panels, and document activities using computerized maintenance management system (SAP Plant Maintenance).
  • Observe all OSHA and company safety rules and use the proper safety equipment at all times. Notify supervisor of potentially dangerous electrical hazards and takes immediate corrective action. 
  • Demonstrate basic National Electrical Code understanding. 
  • Effectively communicate with peers, supervisors, and upper management on a daily basis, and be willing to provide support where needed and complete other duties as assigned by Team Leader.
  • Maintains a clean and orderly work area.

We expect

Key Functional Skills/Knowledge:

  • Must have a thorough understanding of manufacturing facility electrical and machine control systems and their applications.
  • Working knowledge of troubleshooting, testing, and repairing electrical power equipment, motor controls (including VFD’s and servo’s), and instrumentation. 
  • Working knowledge of RSLogix 5, RSLogix 500, RSLogix 5000, Studio 5000, Wonderware, FactoryTalk View Studio ME, and Panelbuilder. 
  • Good understanding of control system server, PC, and networking hardware including Microsoft Windows operating systems. 
  • Working knowledge of AutoCAD.
  • Understanding of networks including Ethernet, Ethernet/IP, DeviceNet, and ControlNet. 
  • Maintain working knowledge of NEC, NFPA, and OSHA requirements as related to machine and electrical safety. 
  • Ability to work with minimal supervision and to take direction from multiple sources.
  • Ability to analyze system problems and correct them.
  • Excellent communication skills, both written and verbal for working with operations and maintenance team members.


  • High school diploma or equivalent required.
  • A minimum of two (2) years of experience in maintaining and troubleshooting automation and control systems in a manufacturing environment. 
  • Knowledge and experience in maintaining and troubleshooting of electrical systems including single and 3-phase controls and distribution systems 480 VAC and below. 
  • Knowledge and experience in maintaining and troubleshooting PLC and HMI systems and applications. 
  • Experience in calibrating and troubleshooting instrumentation and controllers. 
  • Ability to read wiring diagrams and schematics for troubleshooting. 
  • Willing to work overtime and be on call.

Preferred Qualifications:

  • A two-year technical degree or equivalent is required minimum for consideration.  A degree in controls/electrical/electronics is preferred, including courses in computer science. 
  • Six years of control, electrical, or electronics experience including computer programming, systems analysis and design, electrical or electronics production system troubleshooting, and problem resolution will be considered in lieu of degree requirements.   
  • Two years of this exposure must be in an industrial production environment similar to Mars manufacturing facilities.
  • Experience with Allen-Bradley PLC platforms including ControlLogix, SLC-500, and PLC-5. 
  • Experience with Wonderware Intouch and Rockwell FTView HMI software applications.
  • Experience with Rockwell communication software packages (RSLinx) and control networks (Ethernet/IP, ControlNet, and DeviceNet).
  • Experience with Rockwell VFD’s and Servo Drives.
  • Knowledge of Microsoft operating systems, virtual machine environments, servers and network administration.    

About us

Oerlikon is a leading global technology Group, with a clear strategy of becoming a global powerhouse in Surface Solutions, advanced materials and materials processing. The Group is committed to investing in value-bringing technologies that provide customers with lighter, more durable materials that are able to increase performance, improve efficiency and reduce the use of scarce resources. A Swiss company with over 100 years of tradition, Oerlikon has a global footprint of over 15 000 employees at 186 locations in 37 countries and sales of CHF 2.85 billion. Sustaining growth and improving profitability in 2018: order intake to increase up to CHF 3.4 billion, sales to around CHF 3.2 billion, and the EBITDA margin to improve to around 15 % (after investments).

Oerlikon Metco enhances surfaces that bring benefits to customers through a uniquely broad range of surface technologies, equipment, materials and services. With a dynamically growing network of locations worldwide Oerlikon Metco serves industries such as aviation, energy, oil & gas, automotive, industrial and other specialized markets. Join us and become a part of our future oriented, international team! We have a great benefits package including medical insurance, dental and vision, tuition reimbursement, health and wellness benefits, and 401(K).

Statement of Equal Opportunity/Affirmative Action: Oerlikon Metco is an equal opportunity/affirmative action employer. It is the policy of Oerlikon Metco to provide for and promote equal employment opportunity in employment compensation and other terms and conditions of employment without discrimination based on age, race, creed, color, national origin, gender, sexual orientation, disability, marital status, Vietnam Era Veteran status, genetic predisposition, or carrier status. Oerlikon Metco is committed to assuring equal employment opportunity and equal access to services, programs and activities for individuals with disabilities. It is the policy of our company to provide reasonable accommodation to a qualified individual with a disability to enable such individual to perform the essential functions of the position for which he/she is applying or in which he/she is employed. Further, it is our policy to provide reasonable accommodation for religious observers.

The policy applies to all employment practices and actions. It includes, but is not limited to, recruitment, job application process, examination and testing, hiring, training, disciplinary actions, rate of pay or other compensation, advancement, classification, transfer, reassignment and promotions. If you require an accommodation during the application process or for issues concerning Affirmative Action/Equal Employment Opportunity please contact Human Resources.