Role Title: System Software SME

Experience: 8-15 years

Location: Bengaluru

Mode of Interview: Face to Face

Date: 5-Sep-26

Venue: TCS Whitefield, Bengaluru

Role Summary:

A System Software SME is responsible for Leads architecture, design and delivery for low-level software that directly interacts with hardware, including operating system components, device drivers, and firmware. They ensure efficient hardware-software integration, system performance, and reliability by working closely with kernel internals, hardware interfaces, and system architecture.

Key Responsibilities:

- Define architecture and technical roadmap
- Lead design, development, and integration
- Ensure quality, reliability, and scalability
- Collaborate with cross-functional teams (HW/SW/Product)
- Mentor engineering teams and review designs
- Engage with customers and define solutions
- Performance tuning using profiling tools and optimization

Detailed Skills & Competencies:

- Robust system design and architecture expertise
- Experience in Linux kernal internals, system programming and RTOS concepts
- Device/network/multimedia driver development (GPIO, I2C,



SPI, UART, PCIe,I2S etc)
- Bare metal programming for 32-bit/64-bit controllers, developing device drivers for Controllers
- Hardware interaction (registers, interrupts, DMA)
- Experience in memory management, Bootloaders, interrupt handlers
- Proficiency in C/C++ programming
- Kernel development & debugging (GDB,KGDB)
- Debugging, profiling, and root cause analysis
- Platform software debugging using JTAG/ICE/Trace32 debugger
- Security firmware development using library like TLS/mbedTLS, different Crypto/Hash algorithms- AES, SHA,RSA, Secure Boot
- Experience in building Embedded Linux system using Yocto

Tools & Technologies:

GDB,KGDB, Dmesg, tcpdump,profiling tools - perf, journalctl, f/s/l- trace,valgrind, Git, SVN, GNU C/C++ build tool chain, Protocol analyzers, logic analyzer, Wireshark

Domain Expertise

Semiconductor product engineering / embedded systems / distributed systems for Storage, networking, multimedia, industrial automation/control

📌 Embedded Software Engineer (Bengaluru)
🏢 Tata Consultancy Services
📍 Bengaluru