The first table below looks at the demand for CentOS skills in IT jobs advertised for the Glasgow region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 20 May 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Operating Systems category for the Glasgow region.

Location
3 months to
20 May 2013
Same period 2012 Same period 2011
CentOS Linux
Rank 93 68 82
Rank change year-on-year
-25 +14
Permanent jobs citing CentOS 2 9 1
As % of all permanent IT jobs located in Glasgow 0.173% 1.071% 0.104%
As % of the Operating Systems category 0.619% 4.369% 0.398%
Number of salaries quoted 0 7 1
Average salary - £25,000 £32,500
Average salary % change year-on-year
- -23.07%
UK excluding London average salary £38,500 £40,000 £36,000
% change year-on-year
-3.75% +11.11%
All Operating Systems
Glasgow
Permanent IT job ads with a match in the
Operating Systems category
323 206 251
As % of all permanent IT jobs located in Glasgow 27.89% 24.52% 26.17%
Number of salaries quoted 174 131 174
Average salary £37,500 £35,000 £36,000
Average salary % change year-on-year
+7.14% -2.77%
90% offered a salary of more than £26,500 £23,000 £27,500
10% offered a salary of more than £55,000 £45,000 £45,000
UK excluding London average salary £37,500 £37,500 £35,000
% change year-on-year
- +7.14%
CentOS
Scotland

CentOS
Jobs Demand Trend

This chart provides a 3-month moving total of permanent IT jobs citing CentOS across the Glasgow region as a proportion of the total demand within the Operating Systems category.

Glasgow CentOS Jobs Demand Trend

CentOS
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing CentOS across the Glasgow region.

Glasgow CentOS Salary Trend

CentOS
Top 28 Related IT Skills

For the 6 months to 20 May 2013, IT jobs across the Glasgow region citing CentOS also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited CentOS.

1 6 (100.00%) Solaris
1 6 (100.00%) Cisco
1 6 (100.00%) Red Hat Enterprise Linux
2 5 (83.33%) NAS
2 5 (83.33%) Windows
2 5 (83.33%) Firewall
2 5 (83.33%) HP
2 5 (83.33%) Dell
2 5 (83.33%) EMC
2 5 (83.33%) SAN
3 4 (66.67%) Internet
3 4 (66.67%) CSS
3 4 (66.67%) Cisco ASA
3 4 (66.67%) Load Balancing
4 3 (50.00%) VMware Infrastructure
4 3 (50.00%) VMware
4 3 (50.00%) VMware ESX
5 2 (33.33%) PostgreSQL
5 2 (33.33%) Apache
5 2 (33.33%) Tomcat
5 2 (33.33%) nginx
5 2 (33.33%) MySQL
5 2 (33.33%) Oracle
5 2 (33.33%) SQL Server
5 2 (33.33%) IIS
6 1 (16.67%) UNIX
6 1 (16.67%) Linux
6 1 (16.67%) Clustering

CentOS
Top Related IT Skills by Category

For the 6 months to 20 May 2013, IT jobs across the Glasgow region citing CentOS also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Development
1 4 (66.67%) CSS
Application Platforms
1 2 (33.33%) IIS
1 2 (33.33%) Apache
1 2 (33.33%) Tomcat
1 2 (33.33%) nginx
Communications & Networking
1 5 (83.33%) SAN
1 5 (83.33%) Firewall
1 5 (83.33%) NAS
2 4 (66.67%) Cisco ASA
2 4 (66.67%) Internet
Database & Business Intelligence
1 2 (33.33%) MySQL
1 2 (33.33%) SQL Server
1 2 (33.33%) PostgreSQL
Job Titles
1 2 (33.33%) Systems Administrator
1 2 (33.33%) Administrator
1 2 (33.33%) Network Administrator
2 1 (16.67%) Server Engineer
2 1 (16.67%) Systems Engineer
Miscellaneous
1 1 (16.67%) Clustering
Operating Systems
1 6 (100.00%) Solaris
1 6 (100.00%) Red Hat Enterprise Linux
2 5 (83.33%) Windows
3 1 (16.67%) UNIX
3 1 (16.67%) Linux
Processes & Methodologies
1 4 (66.67%) Load Balancing
System Software
1 3 (50.00%) VMware ESX
1 3 (50.00%) VMware Infrastructure
Vendors
1 6 (100.00%) Cisco
2 5 (83.33%) HP
2 5 (83.33%) Dell
2 5 (83.33%) EMC
3 3 (50.00%) VMware
4 2 (33.33%) Oracle