Firmware Engineer

Senior BLE Firmware Software Engineer

About Company

https://espressif.com/">Espressif Systems (688018) is a public multinational, fabless semiconductor company established in 2008, with headquarters in Shanghai and offices in Greater China, India and Europe. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge WiFi-and-Bluetooth, low-power IoT solutions. We have created the popular ESP8266 and ESP32 series of chips, modules and development boards. By leveraging wireless computing, we provide green, versatile and cost-effective chipsets. We have always been committed to offering IoT solutions that are secure, robust and power-efficient. By open-sourcing our technology, we aim to enable developers to use Espressif’s technology globally and build smart connected devices. In July 2019, Espressif made its Initial Public Offering on the Sci-Tech Innovation Board (STAR) of the Shanghai Stock Exchange (SSE).

Espressif has opened a Technology Center in Pune (Baner), India, which will focus on embedded software engineering and IoT solutions development for our growing customers.

About the Role

Espressif is looking for Embedded Software Engineers to join the software department located in India. You will work in a diverse team where your colleagues are from Czech, Russia, India, Australia and so forth. Here, you get a chance to be a member of the core team in Espressif and work with talented engineers from all over the world.

The BLE Firmware Development Team is now focused on the development of the Bluetooth 5.x standard and BLE Mesh standard.

BLE FW Team is looking for a self-starting, high-technical, energetic individual with keen attention to details. The Candidate will be actively involved in:

1. Development of Bluetooth Low Energy (BLE) Firmware for Espressif Bluetooth chips.
2. Development of new firmware for BLE latest specification (BLE 5.x, BLE Mesh, etc).
3. Development of BLE chip validation and Bluetooth Qualification.
4. Research of cutting-edge and challenging Bluetooth technologies (BLE Audio, BLE Direction Finding, Next-Generation BLE Chip, etc).
5. Supporting the existing firmware through feature additions, enhancements and maintenance.
6. Working with systems team and cross-functional teams to deliver quality software following well-established software development processes.
7. Resolving issues as reported by internal test teams as well as customers.

Requirements

Required skills

1. Bachlor's degree or above in Electronic Engineering, Communications Engineering, Automation or other related majors
2. Familiarity with Bluetooth Low Energy (BLE) protocol or BLE Mesh protocol
3. Proven experience in developing BLE stack / firmware (2+ years, both BLE host and controller) or BLE Mesh stack (2+ years)
4. Experience with software engineering processes and the full software development lifecycle including requirements, design, implementation, testing, and documenting in Continuous Integration environment
5. Strong experience and proficiency in C programming (3+ years) for embedded platforms required
6. Excellent problem solving and debugging skills

Bonus point

1. Experience in developing BLE profiles and BLE applications (e.g. HID, ANCS, Homekit, etc)
2. Good understanding of other networking protocol stacks is highly desired (e.g. Zigbee, IEEE 802.11, UWB, Lora, NB-IoT, etc)
3. Strong Real-time systems and software engineering skills required (e.g. FreeRTOS, etc)
4. One or more scripting languages (e.g. Python, etc)
5. Experience with variety of software productivity tools (e.g. Git, Jira, etc)

What to expect from our interview process

• The first step is to email your resume or apply to the relevant open position, along with a sample of something you have worked on such as a public GitHub repo or side project etc.
• Next, post shortlisting your profile recruiter will get in touch with you via a mechanism that works for you e.g. via email, phone. This will be a short chat to learn more about your background and interests, to share more about the job and Espressif, and to answer any initial questions you have.
• Successful candidates will then be invited for 2 to 3 rounds of technical interview as per previous round feedback.
• Finally, Successful candidates will have interview with HR.

What you offer us

• Ability to provide technical solutions, support that fosters collaboration and innovation.
• Ability to balance a variety of technical needs and priorities according to Espressif’s growing needs.

What we offer

• An open minded, collaboration culture of enthusiastic technologist.
• Competitive salary
• 100% company paid medical/dental/vision/life coverage
• Frequent trainings by experienced colleagues and chances to take international trips, attend exhibitions, technical meetups and seminars.

About Statcon Electronics 

Statcon Electronics India Limited Statcon Electronics India Limited is a company specializing in the field of power electronics since its inception, with its roots going back to 1986. It has held prestigious clientage both nationally and internationally, with ABB, Alstom, BHEL, Indian Air Force, Indian Army, Indian Railways, GAIL, and Indian Oil, to name a few. SEIL has a diverse portfolio, spanning across 4 sectors – Railways, Power, Defence and Solar energy.  

About the position 

We are looking for a multiple embedded software engineers with experience in developing firmware for controlling power electronics systems. Openings are available for senior and principal engineer positions across multiple product streams, and target markets include the Indian subcontinent, Africa and North America. 

Required Technical skills 

• Demonstrated experience in developing embedded firmware for real-time power electronics systems using 16/32 bit ARM microcontrollers (ST Microelectronics preferred).  
• Must have shipped at least 1 major relevant product to the market which meets standard industry specifications. Experience with designing for North American/European markets a plus. 
• Experience with common communication protocols such as SPI, I2C, USB, UART, Bluetooth, Ethernet, RS232, and RS485 
• Experience with peripherals and systems such as ADC, DAC, timer, GPIO, PWM, DMA, NVIC, serial and parallel interfaces, memory, bootloaders and watchdog timers 
• Proficiency in advanced algorithm development using Embedded C 
• Experience with embedded software tools such as editors, assemblers, compilers, debuggers, simulators, emulators and Flash/OTP programmers. 
• Thorough understanding of power electronics topologies and control strategies 
• Good grasp over digital signal processing techniques 
• Ability to read and interpret component datasheets, PCB schematics and layout design 
• Familiarity with using measurement devices such as oscilloscopes, multimeters, function generators and logic analyzers to bring up and debug hardware 
• Demonstrated knowledge of firmware development best practices (code reviews, unit tests, Software Configuration Management, version control using git etc.) 
• Excellent documentation skills, and a good grasp over the English language 
• Comfort in using modern collaborative tools such as Slack/Microsoft Teams, JIRA/Trello/Microsoft Planner, Confluence/Microsoft OneNote and the like. 

Bonus Technical skills 

• Experience using at least one scripting language, preferably Python 
• Experience with designing for North American/European markets 
• Experience with designing for IEC and BIS standards 
• Familiarity with EMI/EMC process 
• Ability to simulate power electronics systems using Simulink/MATLAB or equivalent open-source tools 
• Familiarity with agile software development processes 
• Experience with Linux administration using command line 

Soft skills 

• Ability to mentor junior engineers and generate testing procedures for people of all skill levels 
• Excellent inter-personal skills 
• Strong attention to detail with the ability to work on tight deadlines 
• Team player with the ability to work independently under minimal supervision 
• Excellent problem-solving skills 
• Ability and desire to learn new technologies quickly 

Qualifications 

• Junior Engineer: A Master's (preferred) in Electrical/Electronics/Computer Engineering with 1 year of industrial experience, or a Bachelor's with 3 years of relevant industrial experience. 
• Senior Engineer: A Master's (preferred) in Electrical/Electronics/Computer Engineering with 4 years of industrial experience, or a Bachelor's with 6 years of relevant industrial experience. 
• Principal Engineer: A Master's (preferred) in Electrical /Electronics/Computer Engineering with 8 years of industrial experience, or a Bachelor's with 10 years of relevant industrial experience. 

Responsibilities 

• Develop, implement and test cutting-edge algorithms for medium and high-power AC-DC, DC-AC and AC-AC conversion of 1 phase and 3 phase AC systems up to 440 V AC, and DC-DC conversion of systems up to 1000 V DC. 
• Develop sensing and IoT solutions for power electronics embedded systems 
• Convert product requirements into technical specifications for Indian and international markets 
• Cover all stages (pertaining to firmware) of V model for product development 
• Generate technical documentation describing product functioning and test procedures for hand-off to SQA 
• Debug product failures in the field using data-driven analysis techniques 
• Mentor junior engineers 
• Host research talks on emerging technologies within the company 

Statcon Electronics is an Equal Opportunity Employer and considers applicants for all positions without regard to race, color, religion or belief, age, marital status, military/veteran status, genetic information, sexual orientation, gender identity, physical or mental disability or any other characteristic protected by applicable laws. Statcon Electronics is committed to creating a dynamic work environment that values diversity and inclusion, respect and integrity, customer focus, and innovation. For more information, visit www.sindia.co.in. 

• At least 3 years of C++ programming experience in a Linux environment.
• Strong understanding of computer systems e.g. operating systems, networks, performance optimization, etc
• Experience in Object-Oriented design and multi threaded programming
• Experience in creating/supporting cross-platform multi threaded applications
• Strong analytical and problem solving skills
• Ideally some experience in developing low latency systems
• Experience with trading or execution systems preferred
• Bachelor's degree in Computer Science or Computer Engineering or related field
• Reliable and predictable availability
• 
  
  Ideally in Mumbai Metro Area but open to anywhere for the right candidate.

• Technical Experience on Physical Layer of 3GPP LTE
• Experience on DSP Development\
• Proficient in C Good
• understanding of Wireless Communications
• Experience on MAC-PHY interface
• Behavioral Interpersonal skills & Ability to work in team
• Good Communication Skills Good Analytical Skills