PLC and SCADA for Beginners Ep 14: Essential Guide to Industrial Automation (Updated June 2026)
What most engineering students don't realize is this: every automatic assembly line at Bajaj Auto Waluj, every conveyor system at Bosch Pune, every water treatment plant in Maharashtra — they all run on PLC and SCADA. With AURIC attracting Rs.71,343 crore investment and 62,405 manufacturing jobs to Sambhajinagar, industrial automation engineers have never been more in demand. The good news? You don't need 10 years of experience to get started. You need the right foundation — exactly what this beginner's episode builds.
- PLC controls discrete machine operations; SCADA provides supervisory monitoring and control
- Together they form the backbone of every modern factory automation system in Maharashtra
- Bajaj Auto Waluj, Bosch Pune, Endurance Technologies and Siemens India recruit PLC/SCADA engineers
- Fresher salaries: Rs.2.5–4 LPA; senior automation engineers earn Rs.8–15 LPA
- ABC Trainings offers hands-on PLC hardware training at 5 centers across Maharashtra
What Is a PLC and How Does It Control Factory Machines?
A PLC (Programmable Logic Controller) is a rugged, industrial-grade computer that reads inputs from sensors and switches, executes ladder logic or structured text programs, and drives outputs like motors, valves, and conveyors. PLCs replaced traditional relay-based control panels starting in the 1970s and have since become the universal standard in factories worldwide. Popular brands include Siemens S7 series (most common in India), Allen-Bradley Rockwell, Mitsubishi MELSEC, and Schneider Electric Modicon. Learning one PLC platform well makes picking up others straightforward — the underlying concepts transfer directly.
What Is SCADA and How Does It Monitor Industrial Processes?
SCADA (Supervisory Control and Data Acquisition) is the software layer above the PLC — it monitors processes, displays real-time dashboards, logs alarms, generates production reports, and allows operators to intervene remotely. Where PLCs operate in milliseconds at the field level, SCADA gives the engineer a bird's-eye view of the entire plant. Think of PLC as the hands of automation and SCADA as the eyes and brain at the supervisory level. Platforms like Siemens WinCC, Wonderware InTouch, and Ignition SCADA are widely deployed in Indian manufacturing.
| Role | Fresher Salary (Pune) | 5-Year Target | Top Employers |
|---|---|---|---|
| PLC Programmer | Rs.2.5–4 LPA | Rs.6–8 LPA | Bajaj Auto, Bosch, Siemens |
| SCADA Engineer | Rs.3–5 LPA | Rs.8–12 LPA | L&T, Endurance |
| Automation Project Engineer | Rs.4–6 LPA | Rs.10–15 LPA | Siemens, ABB, Rockwell |
How PLC and SCADA Work Together in a Real Factory
In a real factory, PLCs and SCADA work in a layered architecture: field devices connect to PLCs via hardwired I/O or industrial protocols like Profibus, Profinet, or Modbus. PLCs send process data up to SCADA via OPC server or serial communication. SCADA aggregates data from multiple PLCs, displays it on HMI touchscreens, and allows supervisors to send set-point commands back down. This architecture powers automotive assembly lines, food processing plants, water treatment facilities, and pharmaceutical batch reactors right across Maharashtra.
Real-Life Industrial Applications of PLC and SCADA in Maharashtra
Real applications span every sector. In automotive: Bajaj Auto Waluj (Plot G-137, Sambhajinagar) uses PLC-controlled robotic welding, paint booths, and assembly conveyors. In utilities: Maharashtra water pumping stations use SCADA for remote monitoring. In AURIC Sambhajinagar: Skoda VW Shendra (Plot A-1/1), Toyota Kirloskar AURIC, Hyosung Rs.3,000 crore plant, and Lubrizol Rs.1,680 crore facility all operate PLC/SCADA-dependent production lines. Even Sangli's Kupwad MIDC 250+ member industries run legacy Siemens or Allen-Bradley hardware needing trained maintenance engineers.
Career Scope: Who Is Hiring Automation Engineers in Pune and Sambhajinagar?
Bajaj Auto Waluj (Plot G-137) and Endurance Technologies (Plot E-92) run dedicated automation departments with active PLC programmer hiring. Bosch Pune recruits automation engineers annually. Siemens India Pune hires application engineers. In AURIC Sambhajinagar: Toyota Kirloskar, Hyosung Rs.3,000 crore plant, Lubrizol Rs.1,680 crore facility, and Ather Energy Bidkin all maintain PLC/SCADA operations. Freshers earn Rs.2.5–4 LPA; engineers with 3 years of TIA Portal experience earn Rs.6–10 LPA per PayScale. Mercedes Benz India at Pune also runs a modern automation floor hiring Siemens-trained engineers.
Industry 4.0 and IIoT: The Future Layer on Top of PLC and SCADA
Industry 4.0 is changing PLC/SCADA from isolated systems to connected, data-driven platforms. Modern PLCs communicate directly to cloud databases via MQTT or OPC-UA. SCADA dashboards run on web browsers for remote access. Edge computing runs analytics at the field level. Engineers who understand traditional PLC programming AND the IIoT data layer command Rs.3–5 LPA more than PLC-only engineers — making this the right time to add Industry 4.0 skills to your automation CV.
Start Your PLC SCADA Career with ABC Trainings Industry 4.0 Course
ABC Trainings' Industry 4.0 with AI and Industrial Automation workshop covers PLC fundamentals through advanced Siemens TIA Portal, SCADA implementation with WinCC, and IIoT integration concepts. Available at Wagholi (Pune), Hadapsar (Pune), Cidco (Sambhajinagar), Osmanpura (Sambhajinagar), and Sangli. Hardware-on-board training — you program actual PLCs, not only software simulations. Call 7039169629 or WhatsApp 7774002496 for batch schedules, fees, and CMYKPY eligibility check.
Get the PLC SCADA Training Brochure + Fees + Batch Dates on WhatsApp
Free 1:1 counselling. Placement track record. CMYKPY/PMKVY eligibility check.
💬 Get Brochure on WhatsApp📞 Call 7039169629About the author: Rahul Patil. 12 yrs experience training engineers across Maharashtra.
Visit Our Centers
- Wagholi (Pune): 1st Floor, Laxmi Datta Arcade, Pune-Ahilyanagar Highway. Call 7039169629
- Hadapsar (Pune HQ): 1st Floor, Shree Tower, opp. Vaibhav Theater, Magarpatta. Call 7039169629
- Cidco (Chh. Sambhajinagar): Kalpana Plaza, opp. Eiffel Tower, N-1 Cidco. Call 7039169629
- Osmanpura (Chh. Sambhajinagar): S.S.C Board to Peer Bazar Road, near Jama Masjid. Call 7039169629
- Sangli: Shubham Emphoria, 1st Floor, Above US Polo Assn., Sangli-Miraj Rd, Vishrambag. Weekend batches available. Call 7039169629
FAQs
What is the difference between PLC and SCADA?
A PLC controls discrete machine operations at the field level — reading sensors, running ladder logic, driving motors and valves. SCADA is the supervisory software layer above it — monitoring multiple PLCs, displaying real-time dashboards, logging alarms, and enabling remote operator control.
Which PLC brand should beginners learn first in India?
Start with Siemens S7-300/400 or TIA Portal for new installations. Siemens has the largest installed base in Maharashtra manufacturing plants and is the most commonly referenced PLC platform in job descriptions at Bosch, L&T, and Bajaj Auto.
What salary can a fresher PLC engineer expect in Pune?
Entry-level PLC/automation engineers in Pune earn Rs.2.5–4 LPA per PayScale and AmbitionBox data. With 3 years of Siemens TIA Portal and SCADA experience, salaries at Bosch or Endurance Technologies range from Rs.6–10 LPA.
Does ABC Trainings offer practical hands-on PLC training?
Yes. ABC Trainings provides hands-on PLC and SCADA training on actual Siemens hardware — TIA Portal programming, ladder logic, and SCADA configuration with WinCC. Training available at Pune and Sambhajinagar centers. Call 7039169629 for batch details.
