Sonic Development L2/l3 Networking C/go Python Docker Manageability Exp jobs at Cisco in India, Bengaluru

Looking forward to getting an exciting start to your career? You will bring your outstanding talents to the group that works on Cisco's Switching technology, which large enterprises now consider to be the Networking Equipment of choice for critically important networks. In your role as a Software Engineer, you will develop and integrate products that are deployed by some of the leading Enterprises in the world. You will work with a BU-wide vibrant technical community, learning from experts and translating this learning into exciting opportunities for personal growth. You will work on networking equipment that forms a crucial backbone of many offices, hospitals, educational and financial institutions. You will learn about ground breaking technologies and platforms while developing software for these equipments. Experience the exhilaration of taking a product through development and integration.

• 4 - 8 years proven experience in internetworking technologies and applications.
• Good experience in developing software in C, under multi-threaded environment with Excellent problem-solving skills
• SDK Development: Design, implement, and maintain SDKs that enable seamless integration between software applications and underlying hardware or network layers
• Familiarity with DPDK (Data Plane Development Kit), P4 programming language, or similar frameworks for high-performance packet processing.
• Experience with hardware platforms such as ASICs, FPGAs, or NPUs
• Hands on Data Structures, Operating Systems and Data Networking fundamentals
• Experience in development of Layer 2 (Ethernet) and/or Layer 3 Networking protocols including Routing, IPV4/6 (unicast/multicast) Is preferable
• Expertise in working with Linux OS
• Experience in any Cisco OS – XR, XE or NXOS would be a plus
• Good hands on implementation experience with one or more of the following: RTOS Internals, High Availability, IPC, Memory management, Distributed communications Infrastructure, Serviceability, Linux, Containers, Virtualization

• Bachelor’s degree in computer science or related field (MS preferred).
• 4 - 8 years proven experience in internetworking technologies and applications.

You will be interacting and working closely with some of the finest talent pool in the industry – where you will find that work is both fun and challenging.

Looking forward to getting an exciting start to your career? You will bring your unique talents to the group that works on Cisco's Switching technology, which large enterprises now consider to be the Networking Equipment of choice for mission-critical networks. In your role as a Software Engineer, you will develop and integrate products that are deployed by some of the leading Enterprises in the world. You will work with a BU-wide vibrant technical community, learning from experts and translating this learning into exciting opportunities for personal growth. You will work on networking equipment that forms a crucial backbone of many offices, hospitals, educational and financial institutions. You will learn about cutting-edge technologies and platforms while developing software for these equipment. Experience the exhilaration of taking a product through development and integration.

• 5-9 years proven experience in internetworking technologies and applications.
• Good experience in developing software in C, under multi-threaded environment with Excellent problem-solving skills
• Hands on Data Structures, Operating Systems and Data Networking fundamentals
• Experience in development of Layer 2 (Ethernet) and/or Layer 3 Networking protocols including Routing, IPV4/6 (unicast/multicast) Is preferable
• Expertise in working with Linux OS
• Experience in any Cisco OS – XR, XE or NXOS would be a plus
• Good hands on implementation experience with one or more of the following: RTOS Internals, High Availability, IPC, Memory management, Distributed communications Infrastructure, Serviceability, Linux, Containers, Virtualization

• Bachelor’s degree in computer science or related field (MS preferred

As a key member of Cisco IOS XR Platform Independent Software Development team, you will:

• Collaborate with account teams, product management, other engineering team, architect and design sophisticated product requirements/challenges.
• Demonstrate strong technical leadership via innovative solutions to customer problems including successful deployment.
• Partner with other senior architects across Cisco on new opportunities and broad initiatives.
• Be in the forefront of development of complex projects, working with managers for detailed planning and execution strategy, identify intermediate, well-defined achievements.
• Act as a mentor and develop strong technical talent, leading towards development of long-term expertise, technical competency.
• Do innovation within the team and chip in to Cisco’s intellectual property.
• Strengthen product quality by identifying hot spots and deriving solution for the same.
• Keep up to date with technology trends relevant to the group, adopt newer technologies and rapid prototyping to demonstrate.

• BE/B.Tech or higher degree in CS/EC or equivalent with 18+ years in the networking or equivalent domains
• An accomplished technical leader with experience in building resilient, scalable, and secure platforms using opensource and commercial software
• Extensive experience in architecting and design of complex networking systems and various software engineering principles
• In-depth knowledge and understanding of routing and switching technologies, including SR, SRv6, EVPN, MPLS, VXLAN, various L2/L3 protocols
• Expert and experience in C/C++, Python, Linux system programming, process and memory management, multithreading

• You believe in codifying and automation (infra as code) and have the approach that anything is possible till validated otherwise
• You are willing to explore unknowns quickly, be a sounding board and dependable consultant on wide range of product ideas
• Experience with kernel programming and open-source technologies is a plus

You will be involved with a fast-paced work environment and responsible for end-to-end product development and production support. As a technical lead, you will be giving to the below activities:

• Be responsible for the design, development, and deployment of software solutions leveraging SONiC to work with hardware infrastructure and platform-level components.
• Develop and maintain platform adaptation layers for detailed integration between SONiC and underlying hardware (e.g., ASICs, BMC, optics modules, and other platform elements).
• Collaborate with hardware teams to enable optimal hardware-software interactions and expose hardware capabilities—including optical diagnostics and SerDes tunables—through SONiC interfaces.
• Write, review, and optimize code for critical system modules, drivers, and APIs supporting high-performance data planes and control planes.
• Implement support for optical module management (e.g., DOM, power budgeting, module fault handling) and SerDes tuning/configuration via SAI or platform-specific SDKs.
• Develop and maintain AN/LT (Auto-Negotiation and Link Training) logic integration across supported ASIC platforms for varied link bring-up.

• Define the technical architecture to integrate SONiC with platform infrastructure, ensuring scalability and high availability.
• Design robust interfaces between SONiC and platform-specific management/control modules (e.g., telemetry, diagnostics, optics monitoring, and security components).
• Lead efforts to optimize resource utilization, power efficiency, and operational stability of the network platform.
• Architect solutions to support multiple optical form factors (QSFP-DD, OSFP, SFP-DD), breakout modes, and varying signaling rates (25G, 50G PAM4, 100G/lane) within SONiC's platform layer.

• Provide technical direction to the development team, mentoring junior and mid-level engineers on software engineering standard methodologies and advanced networking concepts.
• Guide the team in debugging sophisticated link bring-up issues involving optics/SerDes/ANLT interactions across hardware and firmware layers.
• Coordinate multi-functional activities between software, hardware, QA, and systems integration teams.
• Drive code reviews, technical discussions, and issue resolution to ensure timely and quality work you're doing.

• Act as a key liaison with open-source SONiC communities, giving to upstream development and demonstrating community innovations.
• Collaborate with product management and customers to understand use cases, capture requirements, and align work with business objectives—including emerging optics-related features such as CMIS support or link tuning APIs.
• Own the evaluation and adoption of new tools, technologies, and methodologies to accelerate development and testing cycles, particularly in optics and link performance diagnostics.

• Bachelors of Science
• 12+ years of experience in software development within the networking or telecommunications industry
• Expertise in C, C++, Python, Bash scripting
• Software development experience with Linux-based platforms or other network operating systems such as SONiC
• Experience with platform infrastructure such as ASIC drivers, BMC, and network OS development
• Familiarity with optical transceivers (QSFP-DD, OSFP, SFP+, etc.), SerDes configuration, and AN/LT debugging across vendor SDKs
• Experience working with virtualization, containerization, and orchestration frameworks such as Docker, Kubernetes, or similar
• Experience leading teams or technical projects in a sophisticated development environment

• Experience in CI/CD pipelines and automated testing frameworks
• Experience with platform-level security requirements and compliance frameworks
• Understanding of telemetry systems and software-defined networking (SDN)
• Exposure to SONiC or experience working with the SONiC open-source community
• Knowledge of hardware abstraction layers and SDKs from major networking silicon providers (Broadcom, Marvell, Mellanox/NVIDIA, etc.)
• Experience with optical technologies including:
• CMIS management interface for modern optical modules
• SerDes tuning and signal integrity validation
• Auto-negotiation and link training on PAM4-based interfaces
• Breakout configurations and retimer behavior
• Troubleshooting link flaps and optical faults across high-speed interface

As a Software Engineering Manager, you will be responsible for a team of talented engineers focused on developing, maintaining, and scaling our cloud security systems. You will play a critical role in ensuring our cloud infrastructure's security, reliability, and performance while fostering a collaborative and innovative team environment.

• Team Leadership: Lead, mentor, and manage a team of software engineers, fostering a culture of collaboration, innovation, and continuous improvement.
• Project Management: Coordinate the planning, execution, and delivery of cloud security projects, ensuring they are completed on time, within scope, and with high quality.
• Technical Oversight: Provide technical guidance and expertise in cloud security, architecture, and standard processes to ensure robust and scalable solutions.
• Collaboration: Work closely with multi-functional teams, including product management, operations, and other engineering teams, to align on goals and work.
• Performance Management: Conduct regular performance evaluations, set clear objectives, and provide ongoing feedback and development opportunities for team members.
• Security Compliance: Ensure that all cloud security systems align with industry standards and regulations and stay updated on the latest security threats and mitigation strategies.
• Resource Management: Develop team resources optimally, including hiring, training, and allocating tasks to meet project demands.

• Education: Bachelor’s or master's degree in computer science, Engineering, or a related field.
• Experience: 10 years of proven experience in software engineering, with at least 3 years in a leadership or management role.
• Technical Skills: Strong background in Distributed systems, networking , cloud security , cloud infrastructure (AWS, Azure, GCP), and software development.
• Familiar with Golang/ C/C++ and networking protocols.
• Leadership: Shown ability to lead and inspire a team, with excellent communication and social skills.
• Project Management: Experience in managing complex projects with multiple collaborators and tight deadlines.
• Agile Methodologies: Familiarity with Agile development methodologies and tools.

• Experience: Previous experience in a high-scale, high-availability environment.
• Security Knowledge: In-depth understanding of security principles, practices, and technologies relevant to cloud environment