Technical Solutions Engineer, Campus & WiFi-focused - Sydney

Google Chrome Microsoft Edge Apple Safari Mozilla Firefox Technical Solutions Engineer, Campus & WiFi-focused - SydneyFull-timeCompany DescriptionArista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges.At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation.Our commitment to excellence has earned us several prestigious awards, such as Best Engineering Team, Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do.Job DescriptionWho You'll Work With We are seeking a Campus & WiFi-focused Technical Solutions Engineer (TSE) to join our Customer Engineering team. This is a high-impact, technical role where you will be the primary point of contact for enterprise customers deploying Arista's campus switching and wireless LAN solutions.At Arista, we do things differently. There are no scripts to follow and no "Tier 1" to hide behind. You will operate in a non-siloed environment with direct access to the software and hardware engineering teams that build the products. You will own complex technical cases end-to-end, helping customers realize the full value of Arista EOS, CloudVision, and CV-CUE (CloudVision Cognitive Unified Edge).  What You'll Do Act as the subject-matter expert for Arista EOS-based campus switching (CCS-710, 720, 750 series) and WiFi 5/6/6E/7 access-point platforms.Troubleshoot and resolve complex Layer 2/3 campus network issues covering VLANs, STP/RSTP/MST, LACP, LLDP, QoS, and multicast.Support customers deploying and operating CV-CUE (CloudVision Cognitive Unified Edge) and Arista WiFi, including RF planning, channel management, roaming, and client connectivity.Diagnose wireless issues: RF interference, 802.11 association/authentication failures, WPA3/802.1X/RADIUS, roaming (802.11r/k/v), and throughput degradation.Assist with WLAN controller-less architecture questions, AP onboarding, tunnel configurations, and Arista's CloudVision-driven zero-touch provisioning for campus.Respond to customer inquiries via phone and email in a professional manner, setting clear expectations and driving to root-cause resolution.Conduct live troubleshooting sessions, packet captures, and log analysis with customers and their network teams.Reproduce customer issues in the TSE's dedicated lab environment to validate bug reports and workarounds.Work with software engineering to open, track, and validate bug fixes, providing clear reproduction steps and packet-level evidence.Document recurring issues and contribute to internal knowledge-base articles and runbooks.QualificationsEssential Skills:5+ years of hands-on experience designing, deploying, and supporting enterprise campus networks.Wireless Networking Fundamentals: Strong knowledge of IEEE 802.11 standards (a/b/g/n/ac/ax/be) and RF fundamentals (SNR, RSSI, MCS rates). Experience troubleshooting Wireless LAN (WLAN) architectures.Solid Layer 2/3 Campus Skills:VLANs (IEEE 802.1Q), STP / RSTP / MSTP, LACP, LLDP.QoS, 802.1p marking, traffic shaping and policing for voice/video.Network access control: 802.1X, MBA (MAC-Based Authentication), RADIUS, AAA, and policy enforcement.IP services: DHCP, ARP, IPv4/IPv6, IGMP...