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Senior Systems Engineer (Pre Sales)

Arista Networks - Mumbai, MH, India - In-office - posted 2026-10-22

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Arista Networks is seeking a Senior Systems Engineer for the Pre-Sales team based in Mumbai to support enterprise and commercial customers across Western India. You will serve as a trusted technical advisor, partnering with Account Managers to understand customer pain points and identify opportunities. Key responsibilities include: - Conduct whiteboard network architectural reviews and present Arista's Open Networking Data Centre and Cognitive Campus (including Wi-Fi) solutions - Present CloudVision (Network Automation), Security (Network Detection & Response), Endpoint Security, and Real-time Fabric Monitoring solutions - Design and propose Data Centre and Campus network solutions using leaf-spine architectures, VxLAN, and EVPN - Perform hands-on validation of customer proof-of-concept setups and network deployments - Develop design guidelines and recommend network improvements - Respond to RFPs and RFQs in collaboration with the Sales team - Provide feedback to Product Management and Engineering teams - Represent Arista at SDN and Open Networking industry events - Stay current on competitive solutions and products - Author white papers on technology and products You will report to the Systems Engineering Manager and work alongside industry experts and technical leaders. Arista's engineering-centric culture emphasizes ownership, flat management structures, and access across all company domains. The company is headquartered in Santa Clara with development offices globally. REQUIREMENTS: - BE/BS in Computer Science or Computer Engineering (required) - Minimum 10+ years of L2/L3 networking design and implementation experience, with focus on Data Centre and Campus networks - Expert-level expertise in routing and switching, including L2/L3 protocols (Cisco, Juniper, Extreme, Aruba) - Demonstrated work experience as Sales Engineer, Solutions Architect, Pre-Sales SE, or Network Consulting Engineer (preferred) - Expert knowledge in three or more of: Ethernet, RSTP/MSTP, VLANs, IP Routing, TCP/IP, BGP, eBGP, VxLAN, EVPN, Multicast, Spanning Tree, QoS - Expert-level knowledge of industry-standard CLI - Network Industry Certification preferred (e.g., CCIE R&S, JNCIE) - Previous experience with network overlays (preferred) - Experience with SDN and Network Function Virtualization (NFV) (highly desired) - Network automation experience using Python and Ansible (desired) - Knowledge of competitive products and solutions - Ability to write white papers (a plus)

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