Network Advanced Services Engineer (Data Center/Network Automation)

Who You’ll Work With As a member of Arista's Cloud Services team, you are a trusted technical authority for our most strategic customers. Reporting to the Regional Engineering Manager, you will partner with a world- class team of field engineers, technical leaders, and product experts. Your primary focus is on the post-sales success of our customers, ensuring their network designs are robust, their deployments are seamless, and their operations are optimized. This is a customer-facing role, frequently engaging with clients at their sites to build trust and drive projects forward. You will work in tight collaboration with our Sales Engineering, Product Management, and Software Development teams to represent the customer's voice, influencing product direction and service offerings. Supported by the expertise of our world-class Arista TAC and state-of-the-art lab resources, you are empowered to serve as a long-term advocate and advisor for our clients. Alternate Locations: Spokane, WA | Portland, OR What You’ll Do This role is a blend of deep post-sales engineering and strategic pre-sales support, with an approximate 70% focus on post-sales activities. Primary Post-Sales Responsibilities (70%) ● Serve as the lead technical expert for the design, deployment, and operationalization of Arista solutions in large-scale Data Center, Campus, and WAN environments for our large Cloud customers in the Pacific Northwest region.  ● Translate complex business requirements into scalable, resilient, and secure network architectures. ● Create and review comprehensive network designs, providing best-practice recommendations to customers during on-site and remote working sessions. ● Lead complex migration and interconnection projects from vendors such as Cisco, Juniper, and Aruba to the Arista EOS®-based infrastructure. ● Develop and implement network automation workflows using Python, Ansible, and other DevOps frameworks to streamline configurations and operations. ● Act as a technical advocate for the customer, providing an expert interface to Arista TAC and internal development for bug scrubs, code recommendations, and feature requests. ● Establish and maintain strong, long-term relationships with key customer stakeholders, becoming their trusted technical advisor. Pre-Sales & Strategic Responsibilities (30%) ● Partner with the Sales Engineering team by providing deep technical expertise during the evaluation and proof-of-concept (POC) stages. ● Lead in-depth, hands-on testing to validate complex design scenarios and customer success criteria. ● Attend and present at key customer and partner events; deliver ongoing technical training to customer engineering teams. ● Maintain deep listening skills, customer empathy, humility, and competence to build trust and drive successful outcomes. Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.  Network Industry Certification (e.g., CCNP ; Enterprise/SP, JNCIP, ACE-3/4/5) is highly preferred. 5-7+ years of experience in a network engineering, consulting, or professional services role with a focus on large-scale enterprise, data center, or service provider environments. Demonstrated experience in a post-sales focused role such as Network Consulting Engineer, Professional Services Engineer, or Advanced Services Engineer is preferred. Expert-level knowledge of core networking fundamentals including the TCP/IP protocol stack, IP Routing (BGP, OSPF), and L2 switching (VxLAN/EVPN). In-depth knowledge in at least one key technology area: Data Center architecture, Campus networking (including NAC/802.1X), enterprise Wi-Fi, or network security.  A demonstrable background and prior hands-on experience with network automation and scripting (Python, Ansible) is highly desired. Candidates should be able to speak to specific projects and outcomes.  Experience with multi-ve ... (truncated, view full listing at source)