RTX tech stack
RTX builds mostly with Python, C++, MATLAB, JavaScript. Its stack also includes Linux, Windows, Effector, PostgreSQL. Python is named in 1,269 of the 4,324 job postings RTX published in the last 12 months (29%). Counted by Alion from the job postings of RTX, updated Nov 13, 2026.
What programming languages does RTX use?
Python is named in 29% of job postings at RTX, followed by C++ (21%), MATLAB (19%), JavaScript (7%).
Python
1269 29%
C++
912 21%
MATLAB
803 19%
JavaScript
318 7%
Java
269 6%
SQL
234 5%
C#
186 4%
Perl
185 4%
Show all (41)
And 1 more, each named in fewer postings.
What frameworks and libraries does RTX use?
Effector is named in 4% of job postings at RTX, followed by React.js (1%), Angular (1%), UVM (1%).
Effector
162 4%
React.js
46 1%
Angular
45 1%
UVM
39 1%
Vue.js
24 1%
PyTorch
20 <1%
TensorFlow
18 <1%
Show all (85)
And 45 more, each named in fewer postings.
What databases does RTX use?
PostgreSQL is named in 1% of job postings at RTX, followed by Oracle (1%), Snowflake (1%), MySQL (<1%).
PostgreSQL
50 1%
Oracle
27 1%
Snowflake
26 1%
MySQL
21 <1%
MS SQL
17 <1%
ElasticSearch
15 <1%
Amazon Aurora
11 <1%
Redis
11 <1%
Show all (24)
What cloud and platforms does RTX use?
Linux is named in 16% of job postings at RTX, followed by Windows (8%), Power BI (6%), Azure (6%).
Power BI
253 6%
Azure
238 6%
AWS
173 4%
Red Hat
165 4%
Kubernetes
164 4%
Show all (90)
And 50 more, each named in fewer postings.
What developer tools does RTX use?
Git is named in 8% of job postings at RTX, followed by Microsoft Excel (7%), IBM DOORS (6%), Cameo Systems Modeler (4%).
Git
335 8%
SolidWorks
182 4%
Jenkins
175 4%
Docker
175 4%
Show all (158)
And 118 more, each named in fewer postings.
What AI and ML technologies does RTX use?
LLM is named in 1% of job postings at RTX, followed by Gemini (<1%), Claude (<1%), Llama (<1%).
Which engineering practices does RTX ask for?
CI/CD is named in 9% of job postings at RTX, followed by EVMS (9%), GD&T (6%), Verification & Validation (6%).
CI/CD
383 9%
Show all (104)
And 64 more, each named in fewer postings.
What other technologies does RTX use?
StateFlow is named in <1% of job postings at RTX, followed by ABAP Objects (<1%), CDS Views (<1%), SAP Workflow (<1%).
What does each RTX team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
1491 postingsHardware
703 postingsBackend
464 postingsDevOps
201 postingsField & Service
155 postingsEarly Careers
139 postingsHow does your stack fit RTX?
How much does RTX pay by technology?
Median stated pay of the postings that name each technology, against the median of all RTX postings with stated pay: $165k across 3,367 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 1047 | $165k | 0% |
| C++ | 816 | $144k | −13% |
| MATLAB | 743 | $144k | −13% |
| Linux | 617 | $165k | 0% |
| Windows | 280 | $165k | 0% |
| Java | 250 | $165k | 0% |
| JavaScript | 238 | $165k | 0% |
| Unix | 168 | $165k | 0% |
| Perl | 167 | $165k | 0% |
| Azure | 165 | $165k | 0% |
How is the RTX stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the RTX stack?
RTX scores 76 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 7; legacy ones: 3.
How common is the RTX stack in its industry?
Share of the 535 companies in the same industries, whose stack Alion knows, that use each technology.
What sets RTX apart
Companies with a stack like RTX
Lockheed Martin
372 shared technologies
Northrop Grumman
340 shared technologies
L3Harris Technologies
276 shared technologies
Airbus
341 shared technologies
Blue Origin
286 shared technologies
Thales Group
355 shared technologies
CACI International
348 shared technologies
Anduril Industries
300 shared technologies
Questions about the RTX tech stack
What programming languages does RTX use?
The languages named in RTX job postings are Python (29%), C++ (21%), MATLAB (19%), JavaScript (7%), Java (6%), as a share of the 4,324 postings of the last 12 months.
Does RTX use Effector?
Yes. Effector is named in 162 of 4,324 job postings (4%) and required in 162 of them.
What cloud and platforms does RTX use?
The cloud and platforms named in RTX job postings are Linux (691), Windows (338), Power BI (253) (postings in brackets).
What skills do you need for a Industrial Engineering job at RTX?
Industrial Engineering postings at RTX most often require Python (260), MATLAB (254), SolidWorks (148), C++ (138), out of 1,491 postings in the last 12 months.
Is the RTX tech stack changing?
Yes. Femap, Lua, Objective-C, WebSockets first appeared in RTX job postings in the last six months.
How modern is the RTX tech stack?
RTX scores 76 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 7; legacy ones: 3.
How does Alion know the RTX tech stack?
Alion reads every job posting RTX publishes and tags the technologies each one names. The figures on this page count the 4,324 postings of the last 12 months and were updated on Nov 13, 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, "RTX tech stack: 513 technologies from 4,324 job postings", as of Nov 13, 2026. https://alion.io/company/raytheon-technologies/technologies