Senior Engineer Motors, Controls & PLC Software (HVAC)

Senior Engineer•Motors, Controls & PLC Software (HVAC) Image

Skill Set :

Embedded Engineering

Total Experience :

7.00 to 12.00 Years

No of Openings :

1

Job Post Date :

31/03/2026

Job Expiry Date :

29/05/2026

Domain :

IT

Location :

FARGO [United States]

Job Reference No :

4052919 Job Summary

About Us:

At Tech Mahindra (Tech Mahindra | Connected World, Connected Experiences), we live the philosophy of connected world and connected experiences. We thrive on change that is powered by the intelligent symphony of technology and humans designing meaningful and sustainable experiences. Consumer 'experiences' are driving and disrupting industries like never before. Businesses must build seamless yet simple enterprises that collaborate, synergize, and drive the change. Change that connects us all and empowers us to deliver experiences that span across the digital, the physical, the convergent, and everything in between. That's when truly connected experiences manifest. Extraordinary is when experiences come together•a continuous convergence of digital technologies, touchpoints, and most importantly people. It's time to reimagine, reinvent, and revolutionize business models & operations as well as to transform enterprises into living, breathing, and connected businesses. We are the Digital Change makers who strive to change the way the world, communities, businesses, and humans interact digitally. We are harnessing the power of change, brought in by technologies, that makes it the most exciting time to be alive in human history. Our universe, as we build it, disrupt it, and redesign it, is powering the digital change. Tech Mahindra represents the connected world, offering innovative and customer-centric information technology experiences, enabling Enterprises, Associates, and the Society to Rise. It has 150,000+ professionals working for 1000+ Global Customers (including Fortune 500 companies) in 90 Countries. We're part of the esteemed Mahindra group, headquartered in India. Under a new CEO, Tech Mahindra is committed to a transformative journey with 'Scale @ Speed' as our guiding principle.

Job Title:

Senior Engineer•Motors, Controls & PLC Software (HVAC)

Location:

Bethlehem, PA Onsite/ Hybrid/ Remote:

Onsite/Hybrid at Bethlehem (There is a flexibility of Remote and sometime need to be in Bethlehem. Some Travel between Bethlehem & Texas may also be needed) The payrate for the role is $45/hr.•$53/hr. C2

C :

Role Summary The Senior Engineer•Motors, Controls & PLC Software (HVAC) is responsible for the design, development, programming, testing, and commissioning of motor control systems and PLC-based control software for HVAC equipment and systems. This role plays a key part in delivering reliable, energy efficient, and compliant HVAC control solutions across commercial and industrial applications. Key Responsibilities Control Systems & PLC Software Design, develop, and maintain PLC software for HVAC systems including chillers, AHUs, FCUs, pumps, and compressors Develop control logic for temperature, pressure, flow, humidity, and energy optimization Program and troubleshoot PLCs (e.g., Siemens, Rockwell/Allen Bradley, Schneider, or equivalent) Implement communication protocols such as Modbus, BACnet, LonWorks, Profibus, Profinet, and Ethernet/IP Support integration with BMS/EMS Motors & Drives Design and validate motor control strategies for AC/DC motors, EC motors, VFDs, and soft starters Select and specify motors, drives, and protection devices based on application requirements Optimize motor performance for energy efficiency, reliability, and compliance with HVAC standards Troubleshoot motor and drive-related field issues Controls & Hardware Design control panel architectures, I/O mapping, wiring schematics, and control hardware layouts Review and approve electrical drawings, BOMs, and technical documentation Ensure compliance with applicable standards (IEC, UL, IS, NEC, CE, etc.) Testing & Commissioning Perform software testing, FAT, SAT, and on-site commissioning Diagnose and resolve system-level issues during testing and field deployment Support root cause analysis and corrective actions Collaboration & Leadership Work closely with mechanical, electrical, firmware, and system engineering teams Provide technical guidance and mentoring to junior engineers Interface with customers, suppliers, and cross-functional stakeholders Required Qualifications Bachelor's or master's degree in electrical engineering, Electronics, Mechatronics, or related field 7-12 years of experience in HVAC controls, motor systems, or industrial automation Strong hands-on experience with PLC programming and debugging Solid understanding of motor control theory, VFDs, and HVAC system operation Experience with HVAC control strategies and energy optimization

Technical Skills PLC Programming:

Ladder Logic, Function Block, Structured Text Motors & Drives:

Induction motors, BLDC/EC motors, VFD tuning

HVAC Controls:

PID tuning, sequencing, alarms, safety interlocks

Communication:

BACnet, Modbus RTU/TCP, LonWorks, CAN, Ethernet Tools:

PLC IDEs, HMI/SCADA tools, simulation and testing tools Preferred Qualifications Experience with embedded control systems or hybrid PLC embedded architectures Exposure to global HVAC standards and certification processes Experience with cybersecurity concepts for industrial control systems Prior experience in product development lifecycle for HVAC equipment Soft Skills Strong analytical and problem-solving skills Ability to work independently and in cross-functional teams Clear communication and technical documentation skills Customer-focused mindset with attention to quality and reliability "Tech Mahindra is an Equal Employment Opportunity employer. We promote and support a diverse workforce at all levels of the company. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, age, national origin, or disability. All applicants will be evaluated solely based on their ability, competence, and performance of the essential functions of their positions with or without reasonable accommodations. Reasonable accommodations also are available in the hiring process for applicants with disabilities. Candidates can request a reasonable accommodation by contacting the company ADA Coordinator at ADA_Accomodations@TechMahindra.com."