EngRadardirect-apply
12 open roles · as of 2026-09-29

Mattermost

What Mattermost is hiring for and where it's growing — measured from live, direct-apply postings on their own careers page.

As of 2026-09-29, Mattermost has 12 open roles, +1 net over 28 days — accelerating. Mattermost is the leading collaborative workflow platform for defense, intelligence, security, and critical infrastructure, delivering secure messaging and workflow automation with full data control.

Active roles
12
Net · 28 days
+1
Momentum
accelerating
Median days open
82

Scaling now

Most new openings in the last 28 days: sales (4), engineering (1).

Open roles by function

sales6engineering5other1

Seniority

senior8unspecified3principal1

Open roles · sales 6

all sales 6 engineering 5 other 1