Linux Programmer Jobs - May-2025

Linux Programmer

The selected candidate is going to work towards embedded software development on Linux - embedded firmware and embedded linux software products.

Responsibilities

• Design, build, and maintain efficient, reusable, and reliable C code
• Develop and maintain technical documentation.
• Participate in code and design reviews
• Help maintain code quality, organization, and automatization
• Debug and troubleshoot issues in the Kernel drivers, BSP and integration with OS frameworks.
• Identify bottlenecks and bugs, and devise solutions to problems found in the product integration and field.
• Work on any one of the low-level embedded software (kernel device drivers, network stack development, porting existing software to new embedded platforms, and other low-level programming activities), hardware development, OR development of application software
• Development and customization of BSP
• Develop, port, and test software and firmware layers inside the Linux Kernel and frameworks.

Requirements

• Bachelor’s degree in Computer Science or related fields
• Exposure towards embedded development preferably ARM systems
• Strong knowledge of programming in C/C++ and Python scripting
• Knowledge of Linux kernel and application development
• Knowledge of digital signal processing theory
• Integration knowledge of DSP subsystems into RTOS based systems.
• Optimization and porting of algorithms to real-time platforms

Linux Platform Engineer

The selected candidate is going to part of a team, responsible for the development of routing platform software in the areas of board-bring up, gigabit ethernet software/drivers and platform softwares like chassis and line card, fabric, etc.

Responsibilities

• You will be responsible for product developments in the platform area and it's software architecture.
• You will work closely with system and solution test teams to ensure products/solutions delivered are with highest quality.
• You will work closely with technical assistence team for providing engineering assistance in customer escalations.

Requirements

• Solid understanding of Linux/Unix kernel development/porting/bring-up, BSP, Bootloaders
• Understanding of processor architectures of different processor families
• Good understanding of various interfaces like I2C, PCIe, SPI, USB, CPLD, FPGA etc.,
• Excellent programming skills using C and assembly languages
• Good understanding of Hardware specifications and schematics
• The candidate must have a good debugging skill and understanding of various networking technologies
• Knowledge of Ethernet network drivers and/or other drivers in Linux, UNIX OS is a plus
• Knowledge of WiFi, LTE will be a big plus

Responsibilities:

• Work in FPGA validation team in testing embedded software and Linux OS on FPGA platforms.
• Make necessary enhancement to device drivers and boot software to get the FPGA platforms for SiFive Products/IPs up and running.
• Resolve technical issues in collaboration with hardware teams and system software teams.
• Work with global teams across timezones

Requirements:

• Minimum 5 years of strong experience in C/C++
• Require Experience in RISC-V ISA and ASM programming
• Require strong understanding and hands on experience in driver development, Device tree framework, Linux kernel internals and boot code.
• Should possess strong analytical, debugging, and testing methodology skills
• Require Knowledge of hardware interfaces SPI, I2C, UART, JTAG, PWM, RTC.
• Hands on experience using JTAG, GDB and OpenOCD debuggers.
• Experience in writing sustainable/maintainable quality code.
• Ability to efficiently debug, root cause, and resolve issues
• Excellent communication, problem-solving, analytical skills and teamwork

Requirement/Description:

• 5+ Years
• Hands on Software Development experience in C/C++.
• Experience in Linux Kernel internals, Device driver implementation.
• Experience in Linux Kernel – DM-Verity / DM-Snapshot.
• Experience in Linux Kernel – File Systems.
• Experience in various Boot Loaders (like uboot) & boot sequence in embedded system.
• Experience in Yocto Build System.
• Experience in OTA package (A/B (Seamless) System Updates).
• Experience in initial board brings up on new hardware, preferably for ARM-based processors.
• Experience with development on embedded Linux platforms & System level programming.
• Experience in porting board support packages from open source reference platform.
• Experience in usage of source code management tools like Git.
• Software : C, C++
• OS: Linux Kernel internals, Board Bring up, Device Drivers Development, Board Bring up on new hardware,
• Tools: Cmake ,Make ,Gnu Auto Tools ,Yocto based build System
• Debug Skills: KGDB ,Trace32, OProfiling , DS5 ARM Streamliner
• Development Methodologies: Agile
• Source control management: Git
• BE/B.Tech/ M.Tech

Job Description

Ciena’s Virtual Broadband Network Gateway team is looking for principal software engineer with computer Engineering or equivalent graduate degree to join the IP/Routing team. The desired candidate must have strong analytical skills and expertise in at least one programming language, preferably C/C++. The ideal candidate would be passionate about upcoming routing technologies like Segment routing, SRv6, EVPN in software for BNG and CGNAT like Network Functions.

What Does Ciena Expect of You?

• Candidate must have 8+ years of experience in developing C/C++ networking application software in Linux environment
• Bachelor of Computer Engineering or equivalent degree.
• Strong programming skills in C/C++ and strong fundamentals on data structures and operating system.
• Comfortable developing and debugging in Linux environment.
• Experience in development/debugging/integration of routing protocols like BGP/OSPF/ISIS/VPLS/EVPN/Segment Routing/SRv6.
• Motivation and capability to learn recent technologies
• Independent self-starter and committed to delivering against deadlines
• Comfortable in a team environment with ability to work with little supervision
• Must be a fast learner with good debugging skills. Effective written and verbal communication skills.

Opportunity

• Design and develop C software/framework for routing protocols and integrate them with DPDK based fastpath, subscriber management and for operations with Netconf/Yang
• Participate in all stages of software development, including requirements analysis, design, implementation, test, maintenance, and documentation
• Troubleshoot software issues and work with software and system engineers to identify root cause.