--- title: "Which companies in United States use Unix?" description: "Infosys, CGI, EY, The Voleon Group and more. 3,007 companies hiring in United States whose own job postings show they use Unix: 39 confirmed, 2,968 likely. Upda" canonical: https://jobspipe.dev/technologies/unix/us --- # Which companies in United States use Unix? > Infosys, CGI, EY, The Voleon Group and more. 3,007 companies hiring in United States whose own job postings show they use Unix: 39 confirmed, 2,968 likely. Updated daily from live postings. **Canonical URL:** https://jobspipe.dev/technologies/unix/us 3,007 companies with postings in United States use Unix according to their own job postings: 39 confirmed and 2,968 likely. The 24 listed below are confirmed users with at least 2 postings and a verified website; the rest are counted here but not named. - **Confirmed companies:** 39 - **Likely companies:** 2,968 - **Category:** Developer tools - **As of:** 25 Sep 2026 ## Companies using Unix | # | Company | Postings naming it | Last seen | |---|---|---|---| | 1 | [Infosys](https://jobspipe.dev/hiring/infosys.com) | 158 | 26 Sep 2026 | | 2 | [CGI](https://jobspipe.dev/hiring/cgi.com) | 110 | 26 Sep 2026 | | 3 | [EY](https://jobspipe.dev/hiring/ey.com) | 76 | 25 Sep 2026 | | 4 | [The Voleon Group](https://jobspipe.dev/hiring/voleon.com) | 27 | 26 Sep 2026 | | 5 | [Bloomberg](https://jobspipe.dev/hiring/bloomberg.com) | 19 | 24 Sep 2026 | | 6 | [Spatial Front, Inc](https://jobspipe.dev/hiring/spatialfront.com) | 13 | 25 Sep 2026 | | 7 | [Nationwide](https://jobspipe.dev/hiring/nationwide-group.com.au) | 11 | 25 Sep 2026 | | 8 | [Workday](https://jobspipe.dev/hiring/workday.com) | 10 | 26 Sep 2026 | | 9 | [Delinea](https://jobspipe.dev/hiring/delinea.com) | 9 | 25 Sep 2026 | | 10 | [Lawrence Livermore National Laboratory](https://jobspipe.dev/hiring/llnl.gov) | 9 | 25 Sep 2026 | | 11 | [ARSIEM](https://jobspipe.dev/hiring/arsiem.com) | 8 | 27 Aug 2026 | | 12 | [Brightstar Lottery](https://jobspipe.dev/hiring/brightstarlottery.com) | 8 | 25 Sep 2026 | | 13 | [Workiva](https://jobspipe.dev/hiring/workiva.com) | 7 | 15 Sep 2026 | | 14 | [BDO USA](https://jobspipe.dev/hiring/bdo.com) | 6 | 25 Sep 2026 | | 15 | [TISTA Science and Technology Corporation](https://jobspipe.dev/hiring/tistatech.com) | 6 | 24 Sep 2026 | | 16 | [KPMG US](https://jobspipe.dev/hiring/kpmg.com) | 5 | 25 Sep 2026 | | 17 | [Nakupuna Companies](https://jobspipe.dev/hiring/nakupuna.com) | 4 | 25 Sep 2026 | | 18 | [Probity Inc.](https://jobspipe.dev/hiring/probity.com) | 4 | 24 Sep 2026 | | 19 | [Arcata Associates, Inc.](https://jobspipe.dev/hiring/arcataassociates.com) | 3 | 24 Sep 2026 | | 20 | [Exiger](https://jobspipe.dev/hiring/exiger.ai) | 3 | 25 Sep 2026 | | 21 | [J&T](https://jobspipe.dev/hiring/j-trec.com) | 3 | 24 Sep 2026 | | 22 | [Link Solutions, Inc](https://jobspipe.dev/hiring/linksol-inc.com) | 3 | 26 Sep 2026 | | 23 | [Salk Institute for Biological Studies](https://jobspipe.dev/hiring/salk.edu) | 3 | 25 Sep 2026 | | 24 | [TRM Labs](https://jobspipe.dev/hiring/trmlabs.com) | 2 | 16 Sep 2026 | ## By country - [India](https://jobspipe.dev/technologies/unix/in) - [Canada](https://jobspipe.dev/technologies/unix/ca) - [Singapore](https://jobspipe.dev/technologies/unix/sg) - [Japan](https://jobspipe.dev/technologies/unix/jp) - [United Kingdom](https://jobspipe.dev/technologies/unix/gb) - [France](https://jobspipe.dev/technologies/unix/fr) - [Mexico](https://jobspipe.dev/technologies/unix/mx) - [Brazil](https://jobspipe.dev/technologies/unix/br) - [Philippines](https://jobspipe.dev/technologies/unix/ph) Worldwide: [Which companies use Unix?](https://jobspipe.dev/technologies/unix) ## FAQ ### How many companies use Unix in United States? 3,007 companies in United States have job postings that show they use Unix, as of 25 Sep 2026. 39 are confirmed and 2,968 are likely. ### Which companies use Unix in United States? Infosys, CGI, EY, The Voleon Group, Bloomberg are among the confirmed Unix users with the most postings naming it in United States. The full list on this page names 24 companies. ### How does JobsPipe know a company uses Unix? From the company's own job postings. Each posting is read for the technologies it names, and every company and technology pair is graded: confirmed when two independent checks agree on Unix in at least one posting, likely when it is a stated requirement or appears in two separate postings. A single passing mention is not counted here. It is evidence of a team working with Unix, not a purchase record. ## Reproduce ```bash curl -X POST https://api.jobspipe.dev/v1/companies/search -H "Authorization: Bearer $JOBSPIPE_API_KEY" -H "Content-Type: application/json" -d '{"company_technology_slug_or":["unix"],"tier_min":"confirmed","company_country_code_or":["US"],"limit":25}' ``` --- AI agents: the full machine-readable index of this site is https://jobspipe.dev/llms.txt?src=md-twin - API quickstart, no-key sandbox (POST https://api.jobspipe.dev/v1/sandbox/jobs/search), MCP server, pricing. Free key: https://jobspipe.dev/signup