Full-Time

Senior Mechanical Engineer

Posted on 3/15/2026

Arista Networks

Arista Networks

5,001-10,000 employees

Hardware and software for cloud networking

Compensation Overview

$130k - $200k/yr

+ Bonus + Equity

Company Historically Provides H1B Sponsorship

Santa Clara, CA, USA

In Person

Category
Mechanical Engineering (1)
Required Skills
Printed Circuit Board (PCB) Design
CAD
Agile
PTC Creo
FEM/FEA
Requirements
  • BS, MS, or PhD in Mechanical Engineering.
  • 7 years’ experience.
  • Ability to lift weight upwards of 50 pounds.
  • Fluent in English.
Responsibilities
  • Explore solutions suggested by team members and add new solutions that blend all of the requirements.
  • Implement the selected design using Creo 3D CAD and provide all the necessary drawings, critical to function dimensions and 3D files to allow the design to be prototyped and manufactured.
  • Schedule and manage peer and cross functional team reviews of your design and participate in reviews of other engineers designs.
  • Structure bill of materials (BOM), release and change the product using product lifecycle management tools (Agile).
  • Provide 3D models to be used in thermal simulations.
  • Provide PCB design drawings and 3D files to the ECAD design team. Work with the electrical engineer and PCB layout to address placement concerns. Check the final design of the PCB.
  • Work with CMs and suppliers to address any DFM concerns they have.
  • Work in the lab to check prototypes against the 3D MCAD design and debug design issues.
  • Communicate manufacturing issues found in the lab to the CM.
  • Some travel to suppliers to troubleshoot issues or to help expedite a build is required.
  • Participate in cross-functional team meetings to resolve production sustaining issues.
Desired Qualifications
  • Relevant experience in mechanical design of computer/network equipment designed to operate in data centers is preferred.
  • Experience in ECO, BOM and Deviation processes, (Agile experience a plus).
  • Experience using ProEngineer (PTC Creo) is a plus.
  • Experience with Mechanica (PTC Creo Simulate) a plus.
  • Experience with thermal simulation and air flow testing is a plus.
  • Experience with liquid cooling systems a plus.
  • Experience designing sheet metal parts using soft and hard tooling guidelines.
  • Plastic part design for both cosmetic and non-cosmetic uses.
  • Familiarity with PDMLink (PTC Windchill) a plus.
  • Hands-on experience with tests (shock, vibe, EMC etc.) is a plus.

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

Simplify Jobs

Simplify's Take

What believers are saying

  • Ethernet-for-AI market shift accelerates as hyperscalers standardize on Arista over InfiniBand.
  • Multi-source XPO agreements reduce supply chain concentration and margin compression through 2027.
  • Customer diversification with Google and Anthropic reduces Microsoft and Meta concentration risk.

What critics are saying

  • Microsoft and Meta represent 42% of revenue; sudden spending cuts devastate financial performance.
  • Supply constraints on wafers, memory, CPUs compress gross margins 180 basis points through 2027.
  • Nvidia Spectrum-X and Cisco Nexus AI directly compete for Arista's AI networking market share.

What makes Arista Networks unique

  • XPO liquid-cooled optics deliver 12.8 Tbps with 4X density improvement for AI workloads.
  • Virtual Output Queuing technology eliminates network blocking in AI data center environments.
  • Net Promoter Score of 89 with 94% customer approval demonstrates strong product-market fit.

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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
Mar 18th, 2026
TD Cowen analyst backs 2 AI networking stocks as data center connectivity demand surges

TD Cowen analyst Sean O'Loughlin has highlighted two AI infrastructure stocks focused on data center networking and optical technologies, arguing that efficient connectivity is as crucial as computing power for AI systems. Coherent, a global leader in photonics and lasers, reported strong fiscal second-quarter results with revenue of $1.69 billion, up 17% year-over-year, and non-GAAP earnings per share of $1.29, up 35%. O'Loughlin rates it a Buy with a $330 price target, citing its positioning in co-packaged optics and vertically integrated business model. Arista Networks, which provides client-to-cloud networking hardware for AI environments, posted fourth-quarter revenue of $2.49 billion, up 29% year-over-year. O'Loughlin gives it a Buy rating with a $170 price target, highlighting its Ethernet-based switching capabilities for AI data centers.

Yahoo Finance
Mar 17th, 2026
Arista Networks unveils XPO optics module with 12.8 Tbps throughput, gets $170 target

Arista Networks has announced a new optics module called XPO, capable of 12.8 Tbps throughput and 204.8 Tbps per rack. The company will demonstrate the technology at the OFC 2026 conference in Los Angeles. TD Cowen initiated coverage of Arista Networks on the same day, setting a $170 price target with a Buy rating. The firm highlighted Arista's strong software and hardware design capabilities, noting its potential to gain market share in the Ethernet sector. TD Cowen added that the company's networking platform could meet requirements for large language model providers. Arista Networks, headquartered in Santa Clara, California, provides data centre networking and AI software solutions.

Yahoo Finance
Mar 12th, 2026
Arista CEO projects $11B in 2026 revenue, up $2B from 2025, as addressable market doubles to $105B

Arista Networks CEO Jayshree Ullal announced at the Morgan Stanley Technology, Media & Telecom Conference that the company expects to reach $11 billion in revenue in 2026, up from $9 billion in 2025. This marks the first time the cloud networking company will surpass the $10 billion revenue threshold. Ullal noted that Arista's total addressable market has nearly doubled from $60 billion to $105 billion. The company anticipates adding one to two new customers that will each contribute 10% of revenue this year, driven by an expanding customer base and higher spending. Arista is investing in chips, silicon and memory to address an anticipated two-year memory shortage. The company plans to sustain margins through hardware and software differentiation.

Business Wire
Mar 12th, 2026
Arista unveils XPO liquid-cooled optics delivering 12.8 Tbps for AI data centres

Arista Networks has announced the formation of a multi-source agreement for XPO, a liquid-cooled optics module delivering 12.8 Tbps throughput. The technology achieves 204.8 Tbps per rack unit, representing a fourfold improvement over existing 1600G-OSFP optics. Designed for AI networking applications, XPO features an integrated cold plate capable of cooling up to 400W per module. The system supports all industry optics standards and offers flexible interface architectures including linear, half-retimed, and fully-retimed options. The XPO MSA will debut at OFC 2026 in Los Angeles, with demonstrations at Arista's booth and partner exhibits. According to Dell'Oro Group, the breakthrough preserves the configurability and serviceability of pluggable optics modules whilst delivering significantly higher front-panel density for AI data centres.

Yahoo Finance
Feb 26th, 2026
Arista Networks tipped for 33% rally as AI infrastructure demand surges

Arista Networks, a provider of AI data centre networking solutions, has raised its 2026 revenue growth estimate to 25% from 20%, following strong fourth-quarter results that exceeded expectations. The company's full-year 2025 revenue and earnings jumped nearly 29% to $9 billion and $2.32 per share respectively. Despite supply constraints and high memory prices, Arista's deferred revenue balance rose to $5.4 billion in Q4 from $4.7 billion in the previous quarter, indicating a robust pipeline. The company estimates the data centre Ethernet switch market could reach $110 billion by 2030, up from around $30 billion last year. Analysts have set a 12-month median price target of $177.50, suggesting 33% upside potential. Nearly all 25 analysts covering the stock recommend buying.

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