Zelcastalumni map

People who leave Arista Networks most often go to Google and Meta. 18% go small. Median stay 3y 9m

These are the engineers in the Zelcast network and the profiles run through the Eng Scorer, not Arista Networks's headcount: 43 people on a map of 26,572, the No. 223 company on it by people. Updated August 20, 2026.

People on the map
430.2% of everyone on the map
There now
819% of the people here
Moved on
3581% of the people here
Median tenure
3y 9mmiddle half 2y 3m to 5y 2m

Put Arista Networks side by side with another company, every number against every number.

Came from, went to

Ribbon width is the number of people who made the move. Most leave for Google (15% of recorded departures).

AristaNetworks26 in · 34 out

26 recorded arrivals from 25 companies, none more than 2 from any one of them

Google515%Meta39%
0 of 26 recorded arrivals shown, 26 more from 25 other companies8 of 34 recorded departures shown, 26 more to 23 other companies

After Arista Networks

  • 18%Joined a startup6
  • 21%Joined a big company7
  • 62%Elsewhere

Shares of those who moved on, by their next stop.

How long people stay

16%<1y
4%1-2y
36%2-4y
32%4-7y
12%7y+
3y 9m median tenuremiddle half 2y 3m to 5y 2m

25 stays with both a start and an end on the record.

Who comes and goes, by year

12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
joined left2026 is a partial year

2012 to 2026: 41 joined, 33 left.

Caliber

81mediantop 10%88
0Eng Scorer caliber, 43 scored99

Titles held here

  1. Software Engineer24
  2. Software Engineer Intern11
  3. Software Intern3

3 most common titles, by people who held them.

First job on the record for 33% of people here.

Behind the median

Everyone here with an Eng Scorer read, placed in their caliber tier.

  • 14%Exceptional or strong6 people
  • 42%Solid18 people
  • 44%Emerging or unproven19 people

43 of the 43 people here carry an Eng Scorer tier.

Exceptional and strong are the top two of the five tiers. 6 of the 43 people here with a read sit in them, 14%. A tier is the band an Eng Scorer caliber score falls in, so this is the same measurement as the median on the caliber card, opened up. A tier holding fewer than 3 people is printed together with the one next to it, because a bucket that small is a person rather than a pattern.

Whether a title rose here

The level of the first title recorded here, against the last.

42%Titles that rose15 of 36 classified people

  • 42%Rose15 people
  • 58%Stayed level or fell21 people

36 of the 43 people here had a title that could be placed on the ladder before and after.

A title rose when the last title recorded here sits higher on the ladder than the first; for someone who recorded one title here and then left, it is measured against the first title of their next role. The ladder runs intern, junior, mid, senior, staff or manager, principal, director, VP, then founder or C-level. A title that matches no rung is left out rather than guessed, and product, program and project managers are left out entirely, being a different ladder. That leaves 36 of the 43 people here classified, and it leans towards people who have left: someone still here on a single recorded title has nothing to be measured against. A direction holding fewer than 3 people is printed together with the one next to it, because a bucket that small is a person rather than a pattern.

Where they studied

  1. UC Berkeley32.6%
  2. Stanford9.3%
  3. UC Santa Cruz9.3%
  4. University of Washington7.0%

The 4 most listed schools among the 43 people here with a school on file.

Of the 43 people here with a school on file, 14 list UC Berkeley, 4 list Stanford and 4 list UC Santa Cruz. A person can list more than one school, so these overlap rather than add up.

Public work

one square is one in a hundred
37%have a public GitHub account on their profile

16 of the 43 people here whose profile was checked for public accounts. An account the check did not find reads the same as no account, so this is a floor rather than a census.

Across the 325 companies on the map that can show this figure, the median is 38%.

Where they are now

86% of the people who have worked at Arista Networks and list a location live in the San Francisco Bay Area today, against 47% of everyone on the map.

Arista Networks
Everyone on the map
  • 86%SF Bay Area37 · map 47%
  • 7%New York3 · map 33%
  • 7%Somewhere else3

All 43 people who worked at Arista Networks list a location, and every share here is over them.

Where they live now, from the profile as it reads today, not where they sat while they worked at Arista Networks: a metro here does not mean the company has an office in it. The lower strip is the same metros across the whole map, for comparison.

Key facts

  • 43 people on the Zelcast alumni map have worked at Arista Networks: 8 are there now and 35 have moved on.
  • The most common next employer after Arista Networks is Google (5 people, 15% of recorded departures), followed by Meta.
  • The median tenure at Arista Networks is 3y 9m (middle half 2y 3m to 5y 2m).
  • Of those who moved on from Arista Networks, fewer than 3 went on to a founder title, 18% joined a company with 200 or fewer people, and 21% joined a company with 10,000 or more.
  • The median Eng Scorer caliber of people who have worked at Arista Networks is 81 on the 0 to 99 scale (43 scored).
  • The most common title held at Arista Networks is Software Engineer, then Software Engineer Intern.
  • Of the 43 people here with a school on file, 14 list UC Berkeley (32.6%), then Stanford (4). A person can list more than one school, so these overlap rather than add up.
  • 86% of the 43 people here who list a location live in SF Bay Area today, against 47% of everyone on the map. That is where they live now, not the office they sat in while they worked here.
  • 37% of the 43 people here whose profile was checked for public accounts have a public GitHub account on it.

About this data: built from 144,786 jobs across 26,572 engineers in the Zelcast network and Eng Scorer reads, updated August 20, 2026. A move counts when the next role starts within 24 months of leaving; companies with fewer than 20 people on the map are not shown, and destinations with fewer than 3 people are folded into the totals. Caliber is the Eng Scorer score.

Worked at Arista Networks? See how your profile reads to a startup hiring manager, and where it ranks among 26,572 engineers.

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