SI Solutions tech stack
SI Solutions builds mostly with MATLAB, Python, SQL, C#. MATLAB is named in 12 of the 33 job postings SI Solutions published in the last 12 months (36%). Counted by Alion from the job postings of SI Solutions, updated Oct 14, 2026.
What programming languages does SI Solutions use?
MATLAB is named in 36% of job postings at SI Solutions, followed by Python (36%), SQL (9%), C# (3%).
C# 
What developer tools does SI Solutions use?
Microsoft Excel is named in 45% of job postings at SI Solutions, followed by SolidWorks (39%), AutoCAD (18%), Simulink (3%).
Which engineering practices does SI Solutions ask for?
Digital Twin is named in 9% of job postings at SI Solutions.
What does each SI Solutions team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
14 postingsAnalytics
6 postingsHow does your stack fit SI Solutions?
How much does SI Solutions pay by technology?
Median stated pay of the postings that name each technology, against the median of all SI Solutions postings with stated pay: $107k across 31 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| MATLAB | 12 | $113k | +6% |
| Python | 11 | $115k | +7% |
How modern is the SI Solutions stack?
SI Solutions scores 60 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: 1.
How common is the SI Solutions stack in its industry?
Share of the 232 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like SI Solutions
Questions about the SI Solutions tech stack
What programming languages does SI Solutions use?
The languages named in SI Solutions job postings are MATLAB (36%), Python (36%), SQL (9%), C# (3%), C++ (3%), as a share of the 33 postings of the last 12 months.
What skills do you need for a Industrial Engineering job at SI Solutions?
Industrial Engineering postings at SI Solutions most often require MATLAB (5), Microsoft Excel (3), SQL (3), out of 14 postings in the last 12 months.
Is the SI Solutions tech stack changing?
No new technology has appeared in SI Solutions job postings in the last six months.
How modern is the SI Solutions tech stack?
SI Solutions scores 60 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: 1.
How does Alion know the SI Solutions tech stack?
Alion reads every job posting SI Solutions publishes and tags the technologies each one names. The figures on this page count the 33 postings of the last 12 months and were updated on Oct 14, 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, "SI Solutions tech stack: 11 technologies from 33 job postings", as of Oct 14, 2026. https://alion.io/company/si-solutions/technologies