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Arista Networks

Hardware and software for cloud networking

Senior Hardware Design Engineer - High Speed Networking

Full-Time
No salary listed
Expert
Bachelor's, Master's
Nashua, NH, USA
In Person
Hardware EngineeringBoard & Electronics Design
Company Historically Provides H1B Sponsorship

About the job

Requirements
  • A Bachelor of Science in Electrical Engineering or Master of Science in Electrical Engineering degree.
  • At least 10 years of relevant experience in hardware engineering.
  • Experience designing networking hardware, particularly 100G and 200G PAM4 Ethernet switching.
  • Experience designing 20 or more layer-count boards featuring 50G or higher signals, including sequential lamination, high-density interconnect, and ultra-low-loss materials.
  • Experience with multi-phase direct-current/direct-current converters for high-current, high-transient loads.
  • Experience with high-speed interfaces such as double-data-rate memory and peripheral component interconnect express.
  • Experience writing specifications and drawing schematics for high-complexity boards.
  • Experience working with computer-aided design designers on complicated layout and routing.
  • Experience working with software and test engineers to bring up and debug systems.
  • Familiarity with signal integrity and power integrity concepts and tools, including impedance, power distribution networks, differential routing, insertion loss, S-parameters, time-domain reflectometry, and vector network analyzers.
  • Experience with mass-production design for manufacturability.
  • Experience with field-programmable gate array design and system simulation using Verilog or VHDL.
  • Experience working with contract manufacturers.
  • Experience successfully taking products from concept to production.
Responsibilities
  • Author functional specifications for high-power, high-density Ethernet switches used in artificial intelligence networks.
  • Select and qualify components.
  • Perform schematic capture and tool-based design verification.
  • Work closely with electronic computer-aided design teams on printed circuit board layout and component footprints.
  • Run or coordinate signal integrity simulations on power and datapath signals.
  • Work with mechanical and thermal engineers on system general arrangement and physical realization.
  • Specify printed circuit board stackup and fabrication details with various printed circuit board vendors.
  • Develop or coordinate development of programmable logic devices for control and timing planes.
  • Work with local and overseas contract manufacturers from prototype through production.
  • Bring up and debug prototypes in the lab.
  • Work with diagnostic software engineers on design validation and manufacturing test development.
  • Drive complex system debugging across software, hardware, and test teams.
  • Train contract manufacturers for high-yield testing and manufacturing.
  • Guide groups of engineers and mentor less experienced engineers.
Desired Qualifications
  • Experience with embedded x86 or ARM system design.

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

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

0%
Yahoo Finance
Oct 14th, 2026
Arista beat the S&P 500 five years running, a feat only 10 of 484 stocks managed

Arista Networks (ANET), which sells network switches, has beaten the S&P 500 for five straight years. Only 10 of the 484 index members with five years of price data did the same. Chance alone would produce about five such stocks, so luck explains some of the streak. Arista's results suggest more than luck: net income rose in every year, up 416% over the period, while the share price gained 852%. Revenue rose 37.7% year on year in the second quarter of fiscal 2026. Management raised its full-year revenue growth outlook to 40%. Net income growth slowed to 20% in the latest twelve months, from 26% the year before. Arista reports third-quarter results on November 3, 2026.

Yahoo Finance
Oct 12th, 2026
Arista shares fall 2.7% to $211 as it pushes Ethernet into AI accelerator racks

Arista Networks (NYSE:ANET) unveiled an Ethernet push deeper into AI computing, but its shares fell about 2.7% to $211.01 on October 12. The move aims to let customers connect AI chips without locking their infrastructure into one supplier's proprietary network. The company's Etherlink SU-144 architecture supports 144 accelerators over a single-hop network and up to 1,024 across racks. Its liquid-cooled 7060XE7 switches deliver 102.4 terabits per second each, and next-generation optics could lift rack bandwidth from 1.6 to 6.5 petabits per second. At $211.01, the stock sits 24.87% above GuruFocus's GF Value estimate of $168.98. The announcement disclosed no orders, pricing, or shipment volumes.

Yahoo Finance
Oct 9th, 2026
Arista shares rise 2% as new Ethernet portfolio targets Nvidia's AI chip networking market

Arista Networks unveiled an open Ethernet portfolio designed to connect accelerators within racks and across AI clusters, aiming to reduce networking bottlenecks that can leave AI chips idle. Shares rose nearly 2% to $215.60 on Friday. The Etherlink SU-144 architecture connects 144 accelerators in one hop and supports up to 1,024 across racks. The liquid-cooled 7060XE7 switch delivers 102.4 terabits per second of capacity. Arista claims future optics could increase rack bandwidth from 1.6 to 6.5 petabits per second and reduce data-centre footprint by nearly half. However, the announcement includes no orders, pricing, or shipment timeline. Shares currently trade 28.06% above their GF Value estimate of $168.36, leaving limited margin for execution missteps.

Yahoo Finance
Sep 22nd, 2026
AI networking boom drives Arista Networks up 57% as demand overwhelms supply

Arista Networks' shares have risen over 57% in 2026 as AI infrastructure demand creates networking bottlenecks. Goldman Sachs expects optical networking revenue to jump more than tenfold between 2026 and 2028. The company now has over 100 customers using its Etherlink AI networking fabric, up from 4-5 in 2024. Arista expects to generate at least $3.5 billion from AI networking customers this year, representing roughly 27% of its anticipated $12.7 billion revenue. The firm's purchase commitments surged to $9.7 billion in Q2 from $3.6 billion year-over-year. Second-quarter revenue increased 38% to $3.04 billion, with Q3 estimates pointing to 43% growth. The global Ethernet switch market grew 43% in Q2 to $18.9 billion, according to IDC.

Yahoo Finance
Sep 16th, 2026
Arista raises 2026 revenue outlook to $12.6B amid supply chain improvements, but margin pressures loom

Arista Networks trades near $188, roughly its pre-August level before the company raised its 2026 revenue outlook for the third time. The market initially priced in that forecast with a 6.7% share rise following the 4 August report, but has since returned most of those gains. Management increased its 2026 revenue outlook to $12.6 billion from $11.5 billion in May, projecting 40% growth. The raise stems from improved supply chain conditions. Multiyear purchase commitments nearly tripled to $9.7 billion at Q2 2026 end. However, gross margin fell to 63.4% in Q2 2026 from 65.6% year-over-year. Management expects rising memory and silicon costs, maintaining its 2026 gross margin guidance between 62% and 64%. The CEO warned the industry's component shortage remains a two-year problem lasting until 2028.