Job Summary :
We are seeking a highly experienced Senior PLC Software Sustaining Engineer with deep expertise in PLCs within industrial HVAC environments. This role focuses on supporting, maintaining, and improving existing PLC-based control systems to ensure peak operational performance and long-term reliability.
Key Responsibilities :
- Monitor, maintain, and provide technical support for Toshiba PLC-based HVAC control systems in the field and at customer sites.
- Diagnose, troubleshoot, and resolve PLC software and hardware issues reported by customers and site staff.
- Implement software patches, minor upgrades, and system improvements for deployed HVAC automation equipment.
- Analyze system performance data and recommend or execute tuning adjustments to optimize energy efficiency and operational reliability.
- Collaborate with internal engineering teams and customers to resolve chronic issues, optimize controls, and address change requests.
- Review and update documentation (as-builts, change logs, support manuals) to reflect system modifications and best practices.
- Mentor and assist junior engineers and technical support staff with troubleshooting and escalation.
- Ensure system compliance with evolving safety, environmental, and regulatory standards.
- Provide root cause analysis for recurring or critical failures and assist with corrective actions.
Qualifications :
Bachelor's degree in electrical engineering, automation, computer science, or related field. Industry or product certifications might be acceptable in lieu of a degree.years of experience in industrial automation technical support or sustaining engineering, with at least years directly working with Toshiba PLCs.Extensive hands-on experience troubleshooting, maintaining, and supporting Toshiba PLC systems.Proficient with industrial communication protocols (Modbus, BACnet, Ethernet / IP).Excellent analytical, documentation, and customer service skills.Ability to work independently and collaboratively with project and support teams and communicate complex technical details clearly.Preferred Skills :
Familiarity with other PLC vendors / platforms is helpful.Strong understanding of HVAC system operations, controls, and typical failure modes.Experience with Toshiba PLC and Pro-Face HMIOur benefits package includes :
Comprehensive medical benefitsCompetitive pay, (k)Retirement plan…and much more!