PLC​/HMI Field Applications Specialist

Inframark is seeking a Field Automation Systems (FAS) Engineer to play a crucial role in control system integration, commissioning, and customer support
. This position involves configuring, programming, testing, and troubleshooting industrial control systems—including SCADA, PLCs, HMIs, networking equipment, and instrumentation
—primarily in the Water/Wastewater Industry
.

This is a hands-on field role that requires technical expertise, problem-solving skills, and a customer-focused approach
. If you have experience with automation, control systems, and networking and enjoy working on-site to deliver innovative solutions.

• Review project requirements through meetings with the Project Manager and contract document analysis.
• Maintain clear communication with Project Managers
  , keeping them informed of task status, milestones, and budgetary concerns
  .
• Produce accurate and timely documentation
  , including timesheets, trip reports, and system updates.
• Follow established Best Practices, Development Standards, and Procedures to ensure high-quality project execution.

• Set up system servers, workstations, operating systems, networks, and peripheral equipment at job sites.
• Develop System Control Narratives to define automation logic.
• Program PLCs (Programmable Logic Controllers) and develop HMI (Human-Machine Interface) applications according to contract specifications.
• Conduct Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) when required.

• Perform control panel commissioning
  , including field signal wiring, panel terminations, and I/O checkout
  .
• Conduct system startups
  , integrating PLC, HMI, instrumentation, and networking equipment
  .
• Ensure system hardware, network operation, SCADA functionality, and data collection align with project requirements.
• Provide on-site training for operators, supervisors, and administrative personnel on system operation and maintenance.

• Provide on-call service support for customers, troubleshooting startup and warranty issues.
• Perform instrument installation and calibration services
  , including physical setup, wire terminations, commissioning, and documentation
  .
• Mark up control panel drawings to reflect final field modifications
  .
• Assist with integrating third-party systems and devices into automation networks.

• Participate in continuous improvement initiatives to enhance system efficiency.
• Mentor and train junior team members to develop a strong engineering workforce
  .
• Ensure all projects comply with safety and industry standards
  .

Education & Experience:

• Technical degree in an engineering-related field OR 3+ years of field service experience in instrumentation, control systems, or automation
  .
• Experience in the Water/Wastewater industry is highly preferred
  .

Technical

Skills:

• Strong understanding of control systems, PLC programming, and SCADA applications
  .
• Knowledge of networking fundamentals, IP addressing, and communication protocols (Ethernet, Modbus, BACnet, etc.).
• Ability to read and interpret electrical schematics, P&, and contract documents
  .
• Hands-on experience with control panel integration, troubleshooting, and commissioning
  .

Soft Skills:

• Excellent communication skills to interact with customers, project managers, and team members.
• Strong problem-solving abilities and attention to detail.
• Ability to work independently while contributing to a collaborative team environment
  .

Work Locations:

• This job requires working in diverse environments
  , including:
  • Office settings for project planning and documentation.
  • Manufacturing shops and control panel assembly areas
    .
  • Customer jobsites (indoor and outdoor), including industrial and water treatment facilities
    .
  • Construction sites where physical tasks (lifting, climbing, working on ladders) may be required.

Work Conditions:

• May require extended periods of sitting, standing, and manual work
  .
• Exposure to varying weather conditions in field environments.
• On-call availability for system troubleshooting, startup, and warranty support.