Bluetooth Controller Developer

Capgemini Engineering; Hyderabad; On-site; INR 1,200,000 - 2,000,000; Full time

Job summary

Capgemini Engineering in India (Hyderabad) seeks an experienced embedded firmware engineer with 5–7 years of hands-on C/C++ in real-time systems and strong Bluetooth expertise. The role emphasizes protocol stack development, RTOS concepts, and power optimization.

The candidate should be proficient with Bluetooth Classic & LE architectures and have familiarity with Silicon Labs SDK, Simplicity Studio, and EFR32 platforms.

Qualifications

• 5–7 years of embedded firmware development experience.
• Strong C/C++ for real-time, resource-constrained systems.
• Solid understanding of Bluetooth Classic & LE architecture.
• Hands-on experience with Bluetooth protocol stack development or customization.
• Strong RTOS concepts, memory management, and power optimization.
• Experience with Silicon Labs Bluetooth SDK (GSDK), Simplicity Studio, and EFR32 platforms is highly preferred.

Responsibilities

• Strong system‑level debugging and root‑cause analysis capability.
• Analyze Bluetooth interoperability and customer issues.
• Review protocol logs, traces, and over‑the‑air behavior.

Skills

Embedded firmware

C/C++ real-time

Bluetooth Classic & LE

Bluetooth protocol stack

RTOS & memory management

Silicon Labs SDK / Simplicity Studio /

Tools

GSDK / Simplicity Studio / EFR32

Job description

Job Description

• 5–7 years of strong embedded firmware development experience.


• Excellent proficiency in C/C++ for real-time, resource-constrained systems.


• Solid understanding of Bluetooth Classic & Bluetooth Low Energy architecture.


• Hands‑on experience with Bluetooth protocol stack development or customization.


• Strong knowledge of RTOS concepts, concurrency, interrupts, memory management, and power optimization.


• Experience with Silicon Labs Bluetooth SDK (GSDK), Simplicity Studio, and EFR32 platforms is highly preferred.

Core Technical Skills

• 5–7 years of strong embedded firmware development experience.


• Excellent proficiency in C/C++ for real-time, resource-constrained systems.


• Solid understanding of Bluetooth Classic & Bluetooth Low Energy architecture.


• Hands‑on experience with Bluetooth protocol stack development or customization.


• Strong knowledge of RTOS concepts, concurrency, interrupts, memory management, and power optimization.


• Experience with Silicon Labs Bluetooth SDK (GSDK), Simplicity Studio, and EFR32 platforms is highly preferred.

Debugging & Analysis Skills

• Strong system‑level debugging and root‑cause analysis capability.


• Experience debugging Bluetooth interoperability and real‑world customer issues.


• Ability to analyze protocol logs, traces, and over-the‑air behavior.

Preferred / Good-to-Have Skills

• Experience with Bluetooth Audio, LE Audio, or Bluetooth Mesh.


• Familiarity with Bluetooth SIG specifications and qualification processes.


• Multi‑protocol experience (Bluetooth + 802.15.4 / Thread / Zigbee) is a plus.


• Prior experience supporting customers or productized SDKs is an advantage.

Behavioral & Soft Skills

• Proactive, self‑driven engineer with strong technical ownership.


• Ability to work across teams and drive closure on complex issues.


• Strong communication skills for technical discussions and customer interactions.


• Mentoring mindset and willingness to guide junior engineers.