About Us:
At *** (
*** | 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.
*** 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, *** 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)
Job Description:
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 Client/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
“*** 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
***
.”