The first table below looks at the demand for CentOS skills in IT jobs advertised for the Portsmouth 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 Portsmouth region.

Location
3 months to
20 May 2013
Same period 2012 Same period 2011
CentOS Linux
Rank - 33 -
Permanent jobs citing CentOS 0 3 0
As % of all permanent IT jobs located in Portsmouth - 1.493% -
As % of the Operating Systems category - 5.882% -
Number of salaries quoted 0 2 0
Average salary - £35,000 -
UK excluding London average salary £38,500 £40,000 £36,000
% change year-on-year
-3.75% +11.11%
All Operating Systems
Portsmouth
Permanent IT job ads with a match in the
Operating Systems category
53 51 71
As % of all permanent IT jobs located in Portsmouth 26.37% 25.37% 34.63%
Number of salaries quoted 51 48 69
Average salary £35,000 £35,000 £30,000
Average salary % change year-on-year
- +16.66%
90% offered a salary of more than £25,000 £21,300 £24,000
10% offered a salary of more than £45,000 £45,500 £55,000
UK excluding London average salary £37,500 £37,500 £35,000
% change year-on-year
- +7.14%
CentOS
Hampshire

CentOS
Jobs Demand Trend

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

Portsmouth 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 Portsmouth region.

Portsmouth CentOS Salary Trend

CentOS
Top 25 Related IT Skills

For the 6 months to 20 May 2013, IT jobs across the Portsmouth 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 4 (100.00%) Oracle
1 4 (100.00%) ITIL
1 4 (100.00%) UNIX
1 4 (100.00%) Windows
1 4 (100.00%) HP
1 4 (100.00%) RHCE
1 4 (100.00%) Red Hat
1 4 (100.00%) Shell Script
1 4 (100.00%) VMware
1 4 (100.00%) Software Testing
1 4 (100.00%) Derivative
1 4 (100.00%) SC Cleared
1 4 (100.00%) Security Cleared
1 4 (100.00%) VMware Infrastructure
1 4 (100.00%) Red Hat Enterprise Linux
1 4 (100.00%) Solaris
1 4 (100.00%) Linux
1 4 (100.00%) Security Management
1 4 (100.00%) Oracle Linux
1 4 (100.00%) ITIL V3
2 3 (75.00%) HPUX
3 1 (25.00%) Service Delivery
3 1 (25.00%) Open Source
3 1 (25.00%) Back Office
3 1 (25.00%) Microsoft

CentOS
Top Related IT Skills by Category

For the 6 months to 20 May 2013, IT jobs across the Portsmouth 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.

General
1 1 (25.00%) Back Office
Job Titles
1 4 (100.00%) Systems Administrator
1 4 (100.00%) Administrator
1 4 (100.00%) Linux Systems Administrator
1 4 (100.00%) Linux Administrator
Miscellaneous
1 4 (100.00%) Derivative
2 1 (25.00%) Open Source
Operating Systems
1 4 (100.00%) Solaris
1 4 (100.00%) Linux
1 4 (100.00%) Red Hat Enterprise Linux
1 4 (100.00%) Oracle Linux
1 4 (100.00%) UNIX
1 4 (100.00%) Windows
2 3 (75.00%) HPUX
Processes & Methodologies
1 4 (100.00%) ITIL
1 4 (100.00%) Security Management
1 4 (100.00%) Software Testing
1 4 (100.00%) ITIL V3
2 1 (25.00%) Service Delivery
Programming Languages
1 4 (100.00%) Shell Script
Qualifications
1 4 (100.00%) RHCE
1 4 (100.00%) SC Cleared
1 4 (100.00%) Security Cleared
System Software
1 4 (100.00%) VMware Infrastructure
Vendors
1 4 (100.00%) Oracle
1 4 (100.00%) HP
1 4 (100.00%) Red Hat
1 4 (100.00%) VMware
2 1 (25.00%) Microsoft