Senior Firmware Engineer

Seize an exceptional opportunity at Himachal’s leading R&D Tech company, with over seven years of establishment and recognized as one of the fastest-growing tech firms in the Himachal-Tricity region. As a proud participant in the Make in India initiative and a strong advocate for the 'Vocal for Local' movement, Vihaas is managed by local professionals. We are dedicated to innovation and excellence in technology development, fostering a unique, hierarchy-free environment that promotes creativity and collaboration.

Job Summary

Vihaas Design Technologies is seeking an experienced Embedded Developer with a focus on microcontroller-based systems for telecommunications applications. As part of our team, you will design, develop, and maintain embedded systems that integrate seamlessly with our advanced communication solutions.

Responsibilities

• Develop and optimize embedded firmware for microcontrollers, ensuring efficient performance and low power consumption.
• Write clean and maintainable C/C++ code for low-level microcontroller programming and peripheral interfacing.
• Implement drivers and manage communication between microcontrollers and external devices via I2C, SPI, UART, CAN, and other protocols.
• Develop and optimize Linux user-space applications for telecommunications and embedded systems.
• Integrate microcontrollers with sensors, actuators, and modules, ensuring smooth hardware-software interaction.
• Debug and troubleshoot using tools like oscilloscopes, and logic analyzers, resolving issues in hardware-software integration.
• Collaborate with hardware teams, optimizing firmware for resource and power efficiency in battery-powered devices.
• Work with RTOS or bare-metal systems as needed, ensuring real-time performance in embedded applications.
• Maintain code integrity through Git, manage repositories, and write comprehensive documentation for firmware architecture.
• Provide post-deployment support, including firmware updates and system integration.

Qualifications

• 3-4 years in embedded development focused on microcontroller systems.
• Proficient in C/C++ with experience in low-level programming and peripheral management.
• Solid understanding of microcontroller architectures (e.g., MSC-51, STM ARM Cortex-M, AVR, PIC) and peripheral interfaces (e.g., GPIO, ADC, DAC, PWM, Timers).
• Hands-on with communication protocols like I2C, SPI, UART, CAN, and real-time performance with RTOS or bare-metal systems.
• Strong debugging skills using hardware tools (oscilloscopes and logic analyzers).
• Knowledge of low-power design and firmware optimization for energy-efficient systems.

Note: Candidates should be prepared for an on-site interview upon selection.

Role: Sr. Principle Engineer -Firmware

Experience: 8 to 10 Yrs.

Job description:

Primary skills:

-        At least 8 years of working experience on embedded firmware development

-        Experience in multithreaded programming, network programming (wired and wireless protocols), real-time programming, cross-platform and cross-language development

-        Prior experience with overseeing board bring-up and validation

-        Hands-on experience on driver development for various sensors,Flash,PMIC

-        Working knowledge of communication protocols like UART, I2C, SPI, USB, Ethernet, etc

-        Product development experience with range of microcontroller/microprocessor architectures, adoption of bare-metal, RTOS and Linux operating systems on new platforms

-        Minimum 2+ years of experience doing hands-on software development in Bluetooth domain; application, framework, Bluetooth stack or drivers

-        Working Experience In display driver development with MIPI/LVDS/QSPI will be a value addition

-        Experience with hardware lab equipment such as digital scope, logic analyser and JTAG

-        Understanding of embedded development constraints and system performance

-        Hands-on Experience on System level integration

-        Experience with programming in C/C++/python

-        Experience in reading schematics

Secondary skills:

-        Version Control System

-        Working experience on BLE SoC like Nordic, Ambiq, Dailog

-        Bug Tracking

Responsibilities:

·        Collaborate with cross-functional teams, including hardware engineers, system architects, and product managers, to define software requirements and specifications for embedded systems.

·        Design and develop efficient, reliable, and scalable embedded software solutions that meet the defined requirements.

·        Write, test, and debug code in programming languages commonly used for embedded systems, such as C, C++, and assembly language.

·        Interface with hardware components, such as sensors, actuators, microcontrollers, and communication interfaces (UART, SPI, I2C,CAN etc.).

·        Develop and implement device drivers, firmware, and low-level software to control hardware peripherals.

·        Participate in code reviews to ensure code quality, maintainability, and adherence to coding standards.

·        Perform unit testing, integration testing, and system testing of the embedded software.

·        Analyse and optimize system performance, memory usage, and power consumption.

·        Collaborate with the quality assurance team to identify and resolve software defects.

·        Stay up-to-date with industry trends, tools, and technologies related to embedded systems and software development.

·        Document software design, code, and test procedures for internal and external use.

·        Provide technical support to other teams during product integration, testing, and deployment.

Qualifications:

·        Bachelor's or Master's degree in Computer Engineering, Electrical Engineering, or a related field.

·        Proven experience in embedded software development, including designing, coding, testing, and debugging.

·        Proficiency in programming languages such as C and C++.

·        Familiarity with Embedded C, 32-bit microcontroller,16-bit microcontroller hardware interfaces.

·        Knowledge of real-time operating systems (RTOS) and multi-threaded programming.

·        Strong problem-solving skills and ability to troubleshoot complex hardware-software interactions.

·        Excellent communication skills and the ability to work effectively in a team.

·        Familiarity with communication protocols (UART, SPI, I2C, CAN, Ethernet) is desirable.

·        Knowledge of security considerations in embedded systems is an advantage.

Location: Chennai

Job Responsibilities

Responsibilities for this position include, but are not limited to, the following.

Understand requirements and create low-level design using UML

Develop embedded software as per defined software requirements

Software integration & testing

Background & Skills

Education:

B.E/B. Tech/M.Tech/Master (Electronics/Telecommunications/Computers Science)OR equivalent

Experience & Attributes:

2-8 years’ experience in Embedded system software design, development, and testing.

Excellent communication skills, spoken and written English

Must have specialized knowledge :

·  Embedded C

·  Electronics

·  RTOS

·  Knowledge of Microcontrollers (RISC, CISC)

·  CAN Communication & Protocols like UDS, KWP2000, CANopen and J1939

·  MISRA standard - 2000/MISRA 2012

·  SDLC, Agile Scrum

·  Static analysis & Tools like LDRA or QAC or Vector cast

·  Change Management & Tools like JIRA/VSTS

·  Version control & Tools like SVN/GIT/Clearcase

·  Traceability management & Tools like Reqtify or equivalent

·  Design methodologies - like UML

·  Software Test Life Cycle

Specialized knowledge – Will be Preferred

·  Functional Safety life-cycle & Management - Applies to software design & development

·  Safety standards like - IEC-61508, ISO-26262, ISO-25119, ISO-13849

Key Tasks and Responsibilities

·  Software requirement specification writing

·  Creating design for assigned modules

·  Implementing the code for assigned requirements

·  Perform unit testing

·  Perform peer reviews or inspection of software work products

·  Support testing team on defect analysis

·  Adhere to Quality processes

Key Responsibilities:

1.    Development, integration and testing of embedded software in the Embedded Linux RTOS

2.    Integrate Application based on Adaptive AUTOSAR Platform

3.    Contribute for Architecture, Detailed design, programming in C++ (11/14/17)

4.    Perform Unit, Integration Tests of developed Application

5.    Detail oriented systematic problem-solving approach in the embedded software.

6.    Debug embedded software on hardware platforms for issue identification and resolution

Minimum qualification criteria:

1.    Bachelor's degree in Electronics, Computer Science, Electrical Engineering, or related field

2.    2+ years of experience in software development in C or C++

3.    2+ years of experience in designing and implementing embedded systems for high performance, high reliability real-time embedded computing platforms

You would be part of:

1. Designing/Improvement of new/existing architectures of distributed computing with subcomponents of Unmanned Aerial Systems (UAS).
2. Working/Researching with industrial state of the art sensor systems and modules, and developing drivers (HAL or wrapper) and applications around their usage.
3. Design and implementation of communication protocols between different subcomponents of UAS for distributed computing.
4. Writing Applications and Drivers from the scratch for (embedded)linux based systems.
5. Scripting and automations around work flows of UAS usage.
6. Working with existing sophisticated software stacks of subcomponents of UASs.
7. Working closely with electronics, design and systems teams for architecture development and deployment.
8. Working closely with Flight Controller engineers to do collaborative development of UAVs.

We expect you to be:

1. Experienced in hands-on development of complex embedded systems involving multiple microcontrollers or SoCs.
2. Very good in analytical abilities to be able to do core research and development activities.
3. Able to write low level drivers (wrapper or core) from the scratch.
4. Very comfortable reading and understanding datasheets and reference manuals of microcontrollers, peripherals, sensors etc.
5. Able to understand existing complex embedded software stack written in C/C++.
6. Solid in C.
7. Good in C++.
8. Comfortable with using hardware debuggers.
9. Having Hands-On experience with RTOS concepts like scheduling, threads synchronicity , race conditions etc.
10. Having Solid understanding of interrupt mechanisms.
11. Experienced in working with different hardware protocols like SPI, I2C, UART, PWM, CAN, USB etc.
12. Having Solid understanding of interrupts architecture of ARM based microcontrollers like STM32, LPC etc.
13. Having Good understanding of the concept of bootloaders.
14. Able to multitask.
15. A self-motivated and motivating personality who can work well independently as well as part of a team
16. Having good interpersonal and soft skills who can adapt to the work environment while manifesting a good positive attitude

You are awesome if you are:

1. Experienced in Linux Device Driver development.
2. Having good exposure of working on and understanding of any sensor modules like GPS, LIDAR etc.
3. Experienced in data filtering techniques (Example: Kalman filter)

Primary Skill: System Software Development

Skill sets req:

• Linux porting/development; Linux kernel concepts
• Expertise in Linux BSP device driver development
• Customizing kernel + Porting + Developing Applications Linux Device Driver Development (Character devices) Good Concepts of Network Drivers File Systems Concepts
• Expertise in porting, network stack; optimization, network programming
• Bootloader/Uboot porting
• Camera driver development (Good to have)