Cybersecurity Startup Jobs in San Antonio, TX, US
San Antonio has 4 open roles at 3 early-stage cybersecurity startups, 1 of them remote.
What startups in cybersecurity build
Startups here build defences for cloud accounts, identity, code supply chains and threat detection. Customers buy on trust, so sales cycles are long and the engineering has to hold up under review. Employers often want people who have been on the defending side of a real incident.
The open roles
- Student Support Associate - San Antonio: San Antonio, Junior, posted 3 September 2026.
- Mission Deployment Lead: San Antonio, USD 141k to 307k, Lead, posted 14 May 2026.
- Senior Forward Deployed Analyst: remote, USD 137k to 240k, Senior, posted 5 March 2026.
- Threat Intelligence and Detection Engineer: San Antonio, posted 3 February 2026.
The hiring market
Pay figures come from the 2 postings on this page that state a salary.
Experience level
Open roles by the experience the posting asks for.
1 jobSort
Questions people ask
Which startups are hiring in San Antonio?
Twenty (2 roles), ACI Learning (1) and Insane Cyber (1) have the most; 3 startups are hiring in total.
Can I work remotely?
1 of these 4 roles are remote.