Principal Software Engineer Linux
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Job Location:
Monthly Salary:
Posted on:
18 hours ago
Vacancies:
1 Vacancy
Job Summary
Calix is a cloud and appliance-based platform and managed services company. Broadband service providers leverage the Calix broadband platform cloud and managed services to simplify operations engagement and service innovate for their consumer business. and municipal subscribers and grow their business and the communities they serve.
Position Overview
The Calix CDC EXOS team is looking for a seasoned Embedded Software Engineer to join us in developing software for Home Gateway products.
Key Responsibilities
- Participate in cross-functional team discussions to influence system/hardware architecture software design and integration/test planning
- Evaluate and bring up ARM MIPS or x86-based boards including bootloaders (U-Boot UEFI/BIOS) Linux kernel and device drivers
- Collaborate with hardware FPGA engineers and silicon vendors to resolve bring-up issues
- Support global teams with customer issues root cause analysis bug fixes and feature enhancements
- Lead software design efforts to meet requirements for stability reliability scalability and security
- Engage in all development phases: requirements review design documentation peer reviews feature testing and automation solution testing support internal training and customer service support
- Provide technical mentorship to junior engineers
Required Qualifications
- Bachelors or Masters degree in Computer Science Electrical Engineering Optical Engineering or related field
- 12 years of experience in platform software development
- Strong programming skills in C/C
- Deep knowledge of bootloader Linux kernel and driver development
- Experience with Linux system programming
- Expertise in x86/ARM/PowerPC CPU architectures
- Solid understanding of hardware interfaces: PCIe I2C SPI USB DDR UART Ethernet Nor/NAND eMMC SSD
- Familiarity with Linux kernel internals (scheduler memory management concurrency/synchronization file systems)
- Experience debugging embedded software using JTAG or similar tools
- Hands-on experience with Linux distributions toolchains and open-source projects (e.g. Buildroot Yocto OpenWRT RDK Ubuntu)
- Ability to read hardware schematics and collaborate with hardware teams to isolate HW/SW issues
- Proficient in development tools like JIRA and GIT
- Excellent communication and collaboration skills across teams
- Strong ownership mindset and commitment to continuous improvement
Preferred Qualifications
- Experience with QCOM/BRCM SoC/SDK
- Experience with Linux networking components
- Knowledge of virtualization (QEMU KVM Virtio SR-IOV IOMMU OVS DPDK) and container technologies (Docker Kubernetes namespaces cgroups)
Required Experience:
Staff IC
Key Skills
- Continuous Integration
- Docker
- Jenkins
- Python
- System Design
- Agile
- C/C++
- Go
- Systems Engineering
- Software Development
- Java
- Distributed Systems
About Company
Calix is a leading provider of cloud and software platforms, systems, and services for internet service providers. Partner with Calix and grow your business.
