Chicago Transit Authority tech stack
Chicago Transit Authority works mostly with Windows, Azure, LDAP, Oracle. Its stack also includes Windows, Azure, Oracle. Windows is named in 2 of the 4 job postings Chicago Transit Authority published in the last 12 months (50%). Counted by Alion from the job postings of Chicago Transit Authority, updated Oct 18, 2026.
What databases does Chicago Transit Authority use?
Oracle is named in 25% of job postings at Chicago Transit Authority.
Oracle
1 25%
What cloud and platforms does Chicago Transit Authority use?
Windows is named in 50% of job postings at Chicago Transit Authority, followed by Azure (25%), LDAP (25%), SIEM (25%).
Which engineering practices does Chicago Transit Authority ask for?
IAM is named in 25% of job postings at Chicago Transit Authority, followed by Incident Management (25%), VPN (25%).
How does your stack fit Chicago Transit Authority?
How modern is the Chicago Transit Authority stack?
Chicago Transit Authority scores 66 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How common is the Chicago Transit Authority stack in its industry?
Share of the 133 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Chicago Transit Authority
Questions about the Chicago Transit Authority tech stack
Does Chicago Transit Authority use Windows?
Yes. Windows is named in 2 of 4 job postings (50%) and required in 2 of them.
What cloud and platforms does Chicago Transit Authority use?
The cloud and platforms named in Chicago Transit Authority job postings are Windows (2), Azure (1), LDAP (1) (postings in brackets).
Is the Chicago Transit Authority tech stack changing?
No new technology has appeared in Chicago Transit Authority job postings in the last six months.
How modern is the Chicago Transit Authority tech stack?
Chicago Transit Authority scores 66 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How does Alion know the Chicago Transit Authority tech stack?
Alion reads every job posting Chicago Transit Authority publishes and tags the technologies each one names. The figures on this page count the 4 postings of the last 12 months and were updated on Oct 18, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "Chicago Transit Authority tech stack: 9 technologies from 4 job postings", as of Oct 18, 2026. https://alion.io/company/transitchicago/technologies