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Arista Networks

Hardware and software for cloud networking

Technical Solutions Engineer - Campus & WiFi-focused

Full-TimeUpdated on 10/23/2026
No salary listed
Senior
Bachelor's, Master's
Sydney NSW, Australia
In Person
Solution EngineeringImplementation & Technical Account Management

About the job

Requirements
  • At least 5 years of hands-on experience designing, deploying, and supporting enterprise campus networks.
  • Strong knowledge of IEEE 802.11 standards and radio-frequency fundamentals, with experience troubleshooting wireless local area network architectures.
  • Knowledge of campus Layer 2 and Layer 3 networking, including VLANs, STP, RSTP, MSTP, LACP, LLDP, QoS, 802.1p marking, traffic shaping and policing for voice and video, network access control, 802.1X, MAC-Based Authentication, RADIUS, AAA, policy enforcement, DHCP, ARP, IPv4, IPv6, and IGMP snooping.
  • Deep understanding of BGP, OSPF, and modern fabric technologies such as VXLAN and EVPN as they apply to high-scale campus architectures.
  • Proficiency using Wireshark, tcpdump, and over-the-air wireless captures for packet analysis.
  • Exceptional written and verbal English communication skills and ability to explain complex technical concepts to network architects and junior administrators.
  • Minimum of a Bachelor's degree in Computer Science, Electrical Engineering, or a related field.
Responsibilities
  • Act as the subject-matter expert for Arista EOS-based campus switching and WiFi access-point platforms.
  • Troubleshoot and resolve complex campus network issues involving Layer 2 and Layer 3 technologies, including VLANs, STP, RSTP, MST, LACP, LLDP, QoS, and multicast.
  • Support customers deploying and operating CV-CUE and Arista WiFi, including radio-frequency planning, channel management, roaming, and client connectivity.
  • Diagnose wireless issues, including radio-frequency interference, 802.11 association and authentication failures, WPA3, 802.1X, RADIUS, roaming, and throughput degradation.
  • Assist with questions about controller-less architecture, access-point onboarding, tunnel configurations, and CloudVision-driven zero-touch provisioning for campus.
  • Respond to customer inquiries by phone and email, set clear expectations, and drive issues to root-cause resolution.
  • Conduct live troubleshooting sessions, packet captures, and log analysis with customers and their network teams.
  • Reproduce customer issues in the 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.
Desired Qualifications
  • Proficiency across multiple industry-leading command-line interface environments, focusing on in-depth configuration and state-machine troubleshooting.
  • Familiarity with controller-less or cloud-managed wireless architectures.
  • Knowledge of zero-touch provisioning workflows and use of REST or gRPC APIs for network management.
  • Comfort using the Linux command-line interface, including bash, tcpdump, and SSH, and understanding how network operating-system internals interact with hardware.
  • Programming or scripting ability in Python or shell for log parsing, data analysis, and workflow automation.
  • Experience with IXIA, Spirent, or similar traffic-generation tools for performance validation.
  • A Master's degree.
  • Prior experience in a technical assistance center or post-sales technical support environment.
  • Certifications such as CWNE, CWSP, CWNA, CCNP or CCIE Enterprise (or equivalent), and Arista ACE certifications.

About the company

Arista Networks builds high-performance cloud networking hardware and software for large data centers and cloud environments. Its product line includes spine-and-leaf switches and routers that form scalable data-center networks, combined with software for automation and visibility to simplify operations. The network gear is designed for hyperscale and I/O-intensive workloads, offering strong performance and power efficiency. Arista differentiates itself through a focus on scalable, energy-efficient hardware paired with software that improves automation and observability, serving cloud providers, enterprises, and financial institutions via direct sales, partners, and service contracts. The company's goal is to help customers deploy and manage scalable, efficient, and automated data-center networks that meet the demands of large-scale cloud workloads.

Company Size

5,001-10,000

Company Stage

IPO

Headquarters

Santa Clara, California

Founded

2004

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Simplify's Take

What believers are saying

  • August 4, 2026 revenue guidance rose to $12.6 billion, up 40%.
  • AI networking revenue targets $3.5 billion in 2026; over 100 Etherlink customers now.
  • Q2 2026 revenue reached $3.04 billion, and supply visibility improved into 2027.

What critics are saying

  • Q2 2026 purchase commitments hit $9.7 billion, tying growth to scarce components.
  • CEO called the industry shortage a 2028 problem; missed parts crush 2027 shipments.
  • Microsoft and Meta still drive revenue concentration; one spending pause hits earnings hard.

What makes Arista Networks unique

  • Arista’s EOS and Etherlink AI fabric unify data-center, campus, and AI networking.
  • August 4, 2026 guidance shows software-driven execution, not commodity switching sales.
  • Microsoft and Meta have backed Arista for over a decade, validating enterprise trust.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Performance Bonus
  • Company Equity

Growth & Insights and Company News

6 month growth

0%

1 year growth

0%

2 year growth

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Yahoo Finance
Oct 23rd, 2026
Adobe vs Arista Networks: cheaper Adobe (10x forward P/E) tops Arista (45x) as 2026 buy

Adobe and Arista Networks offer investors opposite bets on AI: software against networking hardware. A Motley Fool analyst favours Adobe for 2026. Adobe's trailing-12-month revenue reached nearly $26 billion, up about 12%, with net income of roughly $7 billion. Arista's revenue was about $10.5 billion, up 33%, with net income near $4 billion. Arista is essentially debt-free but depends on a few large customers and on Broadcom as a supplier. Adobe trades at 10.4x forward earnings, against 44.8x for Arista. The analyst cites Adobe's more than 1 billion monthly active users, up over 20% year over year, as the reason to buy.

Yahoo Finance
Oct 22nd, 2026
Arista vs CrowdStrike: $10.5B revenue and 38% margin face off against faster-valued cybersecurity growth

Arista Networks and CrowdStrike offer different ways to bet on enterprise infrastructure, one in networking hardware and the other in cybersecurity software. A Motley Fool analyst favours CrowdStrike for long-term growth. Arista's trailing 12-month revenue reached $10.5 billion, up about 33%, with net income of $4 billion and free cash flow near $5.1 billion. CrowdStrike's revenue was nearly $5.4 billion, up about 24%, with net income of roughly $38 million and free cash flow near $1.6 billion. CrowdStrike trades at a forward price-to-earnings ratio of 182.0x, against 44.5x for Arista. Its price-to-sales ratio is 43.3x, against 21.9x. CrowdStrike expects annualised revenue to nearly double to $10 billion by 2030. Arista faces growing competition from Nvidia.

Yahoo Finance
Oct 21st, 2026
Arista vs Datadog: why Arista's $9B revenue and 39% margin win out in 2026

Arista Networks looks the better buy than Datadog in 2026, according to a comparison of the two cloud infrastructure companies. Arista, which sells switches and software for cloud data centres, posted fiscal 2025 revenue of nearly $9.0 billion, up about 28.6%. Net income was close to $3.5 billion, a net margin of roughly 39%, and free cash flow was about $4.3 billion. Datadog, a software platform that monitors cloud systems, had revenue of nearly $3.4 billion, up about 27.7%. Net income was about $107.7 million, a margin of 3.1%. Arista trades at a forward price-to-earnings ratio of 44.5x against Datadog's 102.7x. Their price-to-sales ratios are close, at 21.9x and 23.6x. Arista's risks include reliance on a few large customers and on Broadcom for silicon. Both firms report third-quarter results in early November.

Yahoo Finance
Oct 20th, 2026
Arista Networks stock falls 18% from record despite no miss; model sees ~$463 target by 2030

Arista Networks shares fell 18.34% in five sessions, from a record close of $216.74 on October 9, 2026, to $176.98 on October 16. The company reported no miss and cut no guidance. Reuters tied the selling to doubts that debt-funded AI infrastructure firms can earn enough to cover their borrowing. Arista held $13,343.3 million in cash and marketable securities and no debt as of June 30, 2026. Its exposure runs through customers, such as neocloud providers, rather than its balance sheet. The stock rebounded 3.37% to $182.95 on October 19. Its forward price-to-earnings ratio dropped to 38.05x from 43.83x on September 30. The next test is November 3, when Arista reports. The Street expects about $3.6 billion in fourth-quarter revenue.

Yahoo Finance
Oct 19th, 2026
Arista earnings on November 3: Q4 guidance above $3.6B could send the stock soaring

Arista Networks will report third-quarter earnings on November 3, and investors will watch its fourth-quarter outlook most closely. Wall Street expects fourth-quarter revenue of $3.6 billion and earnings of $1.15 per share. The AI networking company makes Ethernet switches that move data between processors in large AI data centres. Analysts expect third-quarter revenue of $3.33 billion and earnings of $1.08 per share, in line with Arista's own forecast of about $3.3 billion. In the second quarter, revenue rose 37.7% from a year earlier to $3.03 billion. Earnings per share were $0.95, up from $0.70. Nvidia and Cisco Systems also compete in AI networking, and Arista relies heavily on spending by major cloud companies.