PLC Programmer

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Dice is the leading career destination for tech experts at every stage of their careers. Our client, INSPYR Solutions, is seeking an experienced Senior PLC Software Sustaining Engineer to support, maintain, and improve PLC-based HVAC control systems.

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.

• 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.

• Bachelor's degree in electrical engineering, automation, computer science, or related field. Industry or product certifications might be acceptable in lieu of a degree.
• 5+ years of experience in industrial automation technical support or sustaining engineering, with at least 2 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.

• 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 HMI.

• Comprehensive medical benefits
• Competitive pay, 401(k)
• Retirement plan
• and much more!

• Mid-Senior level

• Full-time

• Engineering and Information Technology

• Software Development

Technology is our focus and quality is our commitment. As a national expert in delivering flexible technology and talent solutions, we strategically align industry and technical expertise with our clients’ business objectives and cultural needs. Our solutions are tailored to each client and include a wide variety of professional services, project, and talent solutions. By always striving for excellence and focusing on the human aspect of our business, we work seamlessly with our talent and clients to match the right solutions to the right opportunities.

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INSPYR Solutions provides Equal Employment Opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, or genetics. In addition to federal law requirements, INSPYR Solutions complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.

Information collected and processed through your application with INSPYR Solutions (including any job applications you choose to submit) is subject to INSPYR Solutions Privacy Policy and INSPYR Solutions AI and Automated Employment Decision Tool Policy. By submitting an application, you are consenting to being contacted by INSPYR Solutions through phone, email, or text.