Zelcastalumni map

People who leave Tenable most often go to a long tail of companies. Of them, 27% go somewhere small

Not Tenable's headcount: these are the engineers in the Zelcast network and the profiles run through the Eng Scorer. 20 people on a map of 67,181, No. 1,332 on it by people. Updated September 30, 2026.

People on the map
20Under 0.1% of everyone on the map
There now
630% of the people here
Moved on
1470% of the people here
Median tenure
–fewer than 20 stays here have both a start and an end on the record, too few for a median

Put Tenable side by side with another employer.

Came from, went to

Ribbon width is the number of people who made the move.

Not enough recorded moves to draw a river for Tenable yet.

After Tenable

  • 27%Joined a startup4
  • 27%Joined a big company4
  • 47%Elsewhere

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

How long people stay

38%<1y
25%1-2y
19%2-4y
19%4-7y
0%7y+
– median tenure

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

Who comes and goes, by year

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

2015 to 2026: 20 joined, 15 left.

Caliber

Not enough scored profiles here yet (6).

Titles held here

  1. Software Engineer6
  2. Senior Software Engineer5

2 most common titles, by people who held them.

First job on the record for 10% of people here.

Where they studied

  1. University of Maryland21.1%

The one school among the 19 people here with a school on file.

4 of the 19 people here with a school on file list University of Maryland.

Public work

Not enough of the record here has been checked.This share needs 30 people whose profile was checked for public accounts, and there are fewer here.

Where they are now

55% of the people who have worked at Tenable and list a location live in Washington DC today, against 13% of everyone on the map.

Tenable
Everyone on the map
  • 55%Washington DC11 · map 13%
  • 45%Somewhere else9

All 20 people who worked at Tenable 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 working at Tenable: a metro here isn't an office there. The lower strip is the same metros across the whole map.

On the same resumes

Companies that show up most often alongside Tenable, at any point in a career.

Key facts

  • 20 people on the Zelcast alumni map have worked at Tenable: 6 are there now, 14 have moved on.
  • Of the people with a recorded next move after Tenable, fewer than 3 went to a founder title next, 27% joined a company of 200 or fewer, and 27% joined one of 10,000 or more.
  • Most common title held here: Software Engineer, then Senior Software Engineer.
  • Top school: University of Maryland, listed by 4 of the 19 people here with one on file (21.1%).
  • 55% of the 20 people here who list a location live in Washington DC today, against 13% across the map. Where they live now, not the office they sat in while they worked here.

About this data: built from 352,028 jobs across 67,181 engineers in the Zelcast network and Eng Scorer reads, updated September 30, 2026. A move counts when the next role starts within 24 months of leaving. Companies under 20 people on the map aren't shown, and destinations under 3 people fold into the totals. Caliber is the Eng Scorer score.

Worked at Tenable? See how your profile reads to a startup hiring manager, and where it ranks among 67,181 engineers.

Previous on the mapSprout SocialNo. 1,331 by people · 20 on the mapNext on the mapThe Depository Trust & Clearing Corporation (DTCC)No. 1,333 by people · 20 on the map

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