C++ Network Security

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.

System Administrator : Linux : L3

Job Description

• Degree BE/B.Tech/MCA in IT/Computer Science/ Electronics & Communication/Electronics or higher with Red hat Certified Engineer (RHCE)/Microsoft
• Certified Server Administrator (MCSA).
• Total 7 - 10 years of experience Server Administration.
• Good exposure to Server administration and Basic Networking skills
• Management of Enterprise level servers (Linux/Windows).
• Engineer should have expertise in areas Like trouble shooting and handling of various Server level issues.
• The engineer must provide support in patch management/security operations.
• Hands-on experience on troubleshooting server-side Network related issue in coordination with network team
• Cluster configuration, monitoring & troubleshooting

Technology Knowledge Areas -

• RedHat Linux
• VMWare
• Windows Server 2008/2012/2016/2019 and latest, Powershell, HCIS and
• Virtualization
• Storage Backup
• Virtualization Technology & VMWare Private Cloud
• Cloud Computing
• Schedulers, Cron Jobs, Transaction logging Annexure to RFP No. 8944 Scope of Work
• NSEIL
• Active Directory & Domain Knowledge
• TCP/IP Connection
• DR & BCP
• HCIS, Powershell/Public Cloud/Scripting
• Knowledge of Server Hardware is required (HP, DELL, CISCO UCS etc.,)
• Knowledge in multiple OS Windows/Linux
• Performance Management, Optimization and Capacity Planning
• Understanding, Monitoring of Storage and Cluster
• Understanding of Networks and DNS
• Escalation Management (Internal, within NSEIL and with OEM) and Good communication skills

The ideal candidate will be responsible for developing high-quality WIFI applications. They will also be responsible for designing and implementing testable and scalable code.

Job requirement and Skills

• Embedded development in C/C++ on Linux
• Experience with WiFI chipsets (Atheros / Qualcomm / Broadcom)
• Worked with WiFi drivers and WiFi stack
• Strong debugging skills

Experience

• Minimum 5-10 years of experience
• Educational Qualifications: BE/ME
• Experience developing RRM, SON features in WiFi will be great .

Omnitroncis is on a mission to bring robotics to real-life applications. We build & provide services for smart products. At the heart of each product is the amazing team which integrates software, hardware, sensors, AI, computer vision systems, machine learning models and robotics to orchestrate and automate the entirety of products and operations. As a result, we are able to lead better lives.

About Us:

This is an opportunity to join a growing team of electrical, mechanical and software engineers and make a substantial impact at Omnitronics. We are looking for someone that can learn, adapt and roll with a fast-paced, ever-changing environment and who isn’t afraid of uncertainty. Embedded engineering at Omnitronics involves developing electronics solutions that power a modern smart device. This involves unique industrial control systems, environmental sensor technology, data collection, computer vision systems, and automation. You ll be involved with idea generation, design, prototyping, planning, and the execution of firmware and hardware for our IoT devices.

Prerequisites

• We are looking for a person who is really interested in & enjoys technology, is Passionate about Innovation, and Can go the extra mile for perfection.
• Behavioural Attitude: Must be a Quick learner / Highly Dedicated / Responsible person

Require Person: 7

Job Type: Full-time

Office Timing: 10:00 am to 7:00 pm

Expected Start Date: ASAP

Fresher Salary: 3,000 to 15,000

Experience Salary: 10,000 to 45,000

Location: Must be from Surat, Gujarat

Below are the skills we are looking for in a candidate.

• Strong hands-on C/C++, Embedded System Development 
• Hands-on experience on ESP-IDF, STM32CubeMX, Embedded Linux, RTOS
• Good to have Python, Shell/Bash Scripting, Toolchains
• SPI, I2C, UART, RS485, CAN, and hardware subsystems
• Hardware and IoT / IT Communication protocols knowledge
• Problem-solving and analytical skills.
• Familiar with Standards (SOLID Principles, OOPs, Misra C, etc)
• Schematic / PCB Designing verification
• Ability to trace difficult problems using a variety of tools (debugger, JTAG emulator, logic analyzer, oscilloscope).
• Design, develop, code, test, and debug system software.

We are looking for Embedded software developers who will be responsible for designing, developing, optimizing, and implementing the software that is programmed into devices built around a processor/controller. Candidates need to write code to solve problems and implement systems that make a physical hardware device work through software.

Thanks and Best Regards

Must have Skilled and Should Currently have Hand-on experience:

• Programming Language:          C, C++
• Operating System:                   Linux
• Debugging Tools:                     Valgrind / GDB - required
• Version Control:                       (Stash- nice to have) & (Git – Required)
• Build and Deployment:             Bamboo – nice to have
• Operating System:                     Linux
• Experience:                               5 to 8 years (Min. 4 years)

• Would be working on Development and Production Support of Email Mx Product which uses email protocols  (POP, IMAP, and SMTP) developed on C, C++ technology on Linux Platform.
• Technologies they get to learn: C, C++, GDB, Valgrind, python (python to a certain extent).
• Protocols they get to learn:   POP, IMAP, and SMTP and also any and every communication happening in Email Platform
• Source Control:                 Git, Stash
• Build and Deployment:           Bamboo
• Operating System:               Linux

• Debugging a Multicomponent – Multi-Threaded – Multi-Server Environment of a Live Product Deployed to Tier – 1 Customer.
• Opportunity for Improving CPU of exiting product.
• Opportunity for Memory optimization along with some good

• Sound knowledge in controller design and analysis.
• Good understanding in optimisation based control algorithms.
• Experience with implementing PID controller for various unstable system.
• Experience with vehicle modelling and analysis.
• Good understanding of implementation/debugging/testing model and control algorithms.
• Candidate should have experience in programming concepts like OOPS in C++ and Python with robust and efficient coding.
• Experience in Matlab/Simulink, Stateflow.
• Good understanding in code generation, implementation and testing for real time intergration embedded system.

• Algorithm development for different control features.
• Testing of algorithm architecture along with tuning and validation.
• Working with simulation team to integrate and test models and algorithms into simulation environment for rapid development and validation.
• Tuning and validation of plant models to emulate real physical systems’ behaviour
• Co-ordination with other departments to maintain consistency and compatibility in department stack.

• ROS and ROS2 experience
• Vehicle dynamics modelling and simulation.
• Experience with version control using Git.

• Health Insurance
• Employee Stock Options
• Work from Home
• Flexible work hours
• Monthly Team outings and events
• Budget for up-skilling
• Flexible vacation

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)