Software Engineer, Network Systems

About the role

Network Systems Software Engineer at Arista Networks seeks Senior and Lead Network Systems Software Engineers. This role centers on network systems software, which manages hardware components within switches and routers. You will collaborate with customers, product management, and hardware engineers. Your work will design and build features ensuring Arista hardware operates effectively and efficiently. You will write software controlling temperature sensors, fan controllers, power controllers, storage devices, FPGAs, NICs, and PCIE switches. You will create abstractions for easy integration into hardware drivers managing all Arista hardware. You will design solutions to accelerate key functions using hardware and FPGAs to improve system performance. You will work closely with hardware engineers across the product lifecycle, influencing hardware designs and bringing new hardware to market.

Key facts

What you'll do

You define the scope of network control software and own its delivery.

You solve hard integration challenges across hardware and software.

Customer issues guide your fixes and long-term stability work.

You will design abstractions so code wraps hardware for drivers across many devices.

You will take sensor and fan control features from discussion to production quality implementation.

You will automate tests for network functions while building tools that verify hardware behavior.

You will guide product behavior with hardware teams during early design influence and later phases.

You will ship support for new silicon by collaborating with manufacturing and field groups.

You will lead technical decisions for projects so interfaces stay clear and operations remain reliable.

You will help support engineers isolate faults inside customer networks and drive resolution.

You will interface with customers, product management, and hardware engineers to develop innovative network systems features.

You will architect, design, and manage the development of these features.

You will develop and maintain features using C, C++, and Python.

You will review and contribute to functional and design specifications.

Requirements

You must possess a BS or MS in Computer Science, Electrical Engineering, or Computer Engineering.

You must bring four years of relevant experience to this role.

You need expert-level knowledge of C or C++ and Python.

You must understand UNIX or Linux internals at a practical level.

Hands-on experience with hardware device drivers or system management utilities is required.

An understanding of IP networking or distributed systems is advantageous for this position.

Experience with low-level hardware components is considered a plus for this role.

You apply solid software engineering principles to your work on a daily basis.

You possess strong problem-solving and software troubleshooting skills when facing complex issues.

You can design and implement features independently while maintaining high standards.

You thrive in small teams where clear communication and defined responsibilities are prioritized.

You are expected to work closely with cross-functional teams to resolve challenging problems.

You contribute to a culture of learning and continuous improvement within the organization.

You communicate effectively with both technical and non-technical stakeholders during all phases of work.

You ensure all deliverables meet quality standards before they reach production environments.

Nice to have

An understanding of IP networking or distributed systems is advantageous for this role.

Experience with low-level hardware components is a plus for this role.

Practical notes

Arista is headquartered in Santa Clara, California, with development offices in Australia, Canada, India, Ireland, and the US. All R&D centers are considered equal in stature.

You will engage with global teams across multiple locations as part of standard collaboration.

This role requires travel to various Arista offices as necessary for project milestones and reviews.

Visa sponsorship may be considered for eligible candidates depending on location and role requirements.

The work hour expectations align with standard full-time professional schedules in the Bengaluru office.

Applications are reviewed on a rolling basis, and early submission is strongly encouraged to secure consideration.