How much does Ilsos pay?
As of Oct 16, 2026, 12 of the 14 open jobs Ilsos has on Alion state a salary. The median is $129k a year, and the middle half pays $95k to $155k. The best-paid open role is Information Systems Advisor II - z/OS Administration - Illinois Secretary of State at $170k. Ilsos pays in line with the market for the same roles, levels and countries.
Ilsos pay against the market
≈ 0% Ilsos pays in line with the market for the same roles, levels and countries.
Each of 15 postings is compared with the median stated pay for its role, level and country across all employers on Alion; the middle ratio, drawn toward the market when few postings back it, gives the figure.
Ilsos pay by level
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Middle | 11 | $155k | $95k – $155k |
Ilsos pay by role
| Role | Jobs | Median | Typical range |
|---|---|---|---|
| Enterprise Apps | 4 | $155k | $155k – $170k |
| Legal | 4 | $95k | $95k – $100k |
| Administrative | 3 | $155k | $55k – $155k |
Ilsos pay by city
| Location | Jobs | Median | Typical range |
|---|---|---|---|
| Springfield | 10 | $155k | $100k – $155k |
Ilsos pay by work format
| Work format | Jobs | Median | Typical range |
|---|---|---|---|
| In office | 12 | $129k | $95k – $155k |
How pay at Ilsos is spread
12 of 14 vacancies state a salary (86%). The range below is built from those 12 stated figures only, never from an estimate.
Best-paid open roles at Ilsos
Questions about pay at Ilsos
What is the average salary at Ilsos?
The median salary stated in Ilsos job postings is $129k a year, across 12 open jobs with pay; the middle half pays $95k to $155k.
How much does Ilsos pay for Enterprise Apps roles?
Enterprise Apps roles at Ilsos state a median of $155k a year (4 postings with pay, middle half $155k – $170k).
How much does Ilsos pay for Legal roles?
Legal roles at Ilsos state a median of $95k a year (4 postings with pay, middle half $95k – $100k).
How much does Ilsos pay for Administrative roles?
Administrative roles at Ilsos state a median of $155k a year (3 postings with pay, middle half $55k – $155k).
How much does Ilsos pay in Springfield?
Jobs at Ilsos in Springfield state a median of $155k a year (10 postings with pay).
What is the highest-paying open job at Ilsos?
Right now it is Information Systems Advisor II - z/OS Administration - Illinois Secretary of State at Ilsos, with a stated $170k a year.
Does Ilsos pay above the market?
Ilsos pays in line with the market for the same roles, levels and countries. Each of 15 postings is compared with the median stated pay for its role, level and country across all employers on Alion; the middle ratio, drawn toward the market when few postings back it, gives the figure.
Does Ilsos publish salaries in its job postings?
86% of the open jobs Ilsos has on Alion state a salary: 12 of 14.
How to cite this page
Only pay an employer wrote in its own job advert is used, converted to US dollars a year; estimates are never mixed in. The figures are rebuilt twice a day from the vacancies open now.
These figures are published under a free licence. You may reuse them, including commercially, as long as you credit Alion and link back to this page.
Ilsos salaries: median $129k across 12 job postings with pay. Alion, Oct 16, 2026, https://alion.io/company/ilsos/salaries