The table below looks at the statistics for CentOS skills in IT jobs advertised for the Reading region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 29 August 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
29 Aug 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 122 126 126
Rank change year-on-year
+4 0
Permanent jobs citing CentOS 18 9 2
As % of all permanent IT jobs located in Reading 0.72% 0.40% 0.098%
As % of the Operating Systems category 2.51% 1.36% 0.32%
Number of salaries quoted 16 5 2
Average salary £37,625 £23,000 £45,000
Average salary % change year-on-year
+63.58% -48.88%
90% offered a salary of more than £22,000 £21,000 £39,000
10% offered a salary of more than £50,000 £56,000 £51,000
UK excluding London average salary £41,750 £38,500 £35,000
% change year-on-year
+8.44% +10.00%
CentOS
Berkshire

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in permanent jobs advertised in the Reading region.

Operating Systems Category
Reading
Permanent IT job ads with a match in the
Operating Systems category
716 660 629
As % of all permanent IT jobs located in Reading 28.46% 29.32% 30.88%
Number of salaries quoted 525 542 527
Average salary £37,500 £40,000 £40,000
Average salary % change year-on-year
-6.25% -
90% offered a salary of more than £25,000 £22,525 £25,500
10% offered a salary of more than £61,500 £57,500 £60,000
UK excluding London average salary £37,000 £37,500 £37,500
% change year-on-year
-1.33% -

CentOS
Jobs Demand Trend in Reading

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

CentOS Jobs Demand Trend in Reading

CentOS
Salary Trend in Reading

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

CentOS Salary Trend in Reading

CentOS
Salary Histogram in Reading

This chart provides a salary histogram for IT jobs citing CentOS across the Reading region over the 3 months to 29 August 2014.

CentOS Salary Histogram in Reading

CentOS
Top 30 Related IT Skills in Reading

For the 6 months to 29 August 2014, IT jobs across the Reading 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 42 (89.36%) Linux
2 40 (85.11%) Red Hat
3 30 (63.83%) Red Hat Enterprise Linux
4 28 (59.57%) TCP/IP
5 24 (51.06%) Perl
6 23 (48.94%) Bash Shell
7 22 (46.81%) SUSE
8 17 (36.17%) Debian
9 16 (34.04%) Windows
9 16 (34.04%) DNS
9 16 (34.04%) Ubuntu
10 14 (29.79%) Cisco
11 13 (27.66%) Windows 7
12 11 (23.40%) SaaS
12 11 (23.40%) MySQL
13 10 (21.28%) VMware
14 8 (17.02%) Cisco Certification
14 8 (17.02%) BGP
14 8 (17.02%) OSPF
15 7 (14.89%) SQL Server
15 7 (14.89%) Security Cleared
15 7 (14.89%) SC Cleared
16 6 (12.77%) KVM
16 6 (12.77%) VMware Infrastructure
16 6 (12.77%) UNIX
16 6 (12.77%) SSL
16 6 (12.77%) NFS
16 6 (12.77%) Microsoft
17 5 (10.64%) IBM
17 5 (10.64%) Apache

CentOS
Top Related IT Skills in Reading by Category

For the 6 months to 29 August 2014, IT jobs across the Reading 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 Platforms
1 5 (10.64%) Apache
2 2 (4.26%) SharePoint
2 2 (4.26%) MS Exchange
2 2 (4.26%) Exchange Server 2003
2 2 (4.26%) SharePoint Server
2 2 (4.26%) Exchange Server 2007
2 2 (4.26%) Exchange Server 2010
2 2 (4.26%) Exchange Server 2013
2 2 (4.26%) IIS
Applications
1 5 (10.64%) MS Excel
Cloud Services
1 11 (23.40%) SaaS
Communications & Networking
1 28 (59.57%) TCP/IP
2 16 (34.04%) DNS
3 8 (17.02%) OSPF
3 8 (17.02%) BGP
4 6 (12.77%) SSL
5 5 (10.64%) Internet
6 4 (8.51%) HTTP
6 4 (8.51%) LDAP
6 4 (8.51%) SMTP
7 3 (6.38%) Structured Cabling
8 2 (4.26%) Fibre Channel
8 2 (4.26%) 802.11
8 2 (4.26%) DHCP
8 2 (4.26%) FTP
8 2 (4.26%) SAN
8 2 (4.26%) Firewall
8 2 (4.26%) Wi-Fi
8 2 (4.26%) Wireless
8 2 (4.26%) WPA
8 2 (4.26%) VLAN
Database & Business Intelligence
1 11 (23.40%) MySQL
2 7 (14.89%) SQL Server
Development Applications
1 2 (4.26%) Team Foundation Server
General
1 2 (4.26%) Finance
1 2 (4.26%) Games
1 2 (4.26%) Banking
1 2 (4.26%) Retail
2 1 (2.13%) Telecoms
Job Titles
1 20 (42.55%) Support Engineer
2 12 (25.53%) Linux Engineer
3 11 (23.40%) 1st Line Support Engineer
3 11 (23.40%) 1st Line Support
4 9 (19.15%) Systems Engineer
5 8 (17.02%) Administrator
6 7 (14.89%) Help Desk Engineer
6 7 (14.89%) Help Desk Support
6 7 (14.89%) Linux Administrator
6 7 (14.89%) Help Desk Support Engineer
7 5 (10.64%) AIX Engineer
7 5 (10.64%) Systems Administrator
8 4 (8.51%) Linux Systems Administrator
9 2 (4.26%) Infrastructure Engineer
9 2 (4.26%) Technical Support Engineer
9 2 (4.26%) IT Support Engineer
9 2 (4.26%) Technical Engineer
9 2 (4.26%) Penetration Tester
9 2 (4.26%) Network Engineer
9 2 (4.26%) Tester
Miscellaneous
1 2 (4.26%) Replication
1 2 (4.26%) Clustering
1 2 (4.26%) HP StorageWorks
Operating Systems
1 42 (89.36%) Linux
2 30 (63.83%) Red Hat Enterprise Linux
3 22 (46.81%) SUSE
4 17 (36.17%) Debian
5 16 (34.04%) Ubuntu
5 16 (34.04%) Windows
6 13 (27.66%) Windows 7
7 6 (12.77%) UNIX
8 5 (10.64%) AIX
9 3 (6.38%) Solaris
10 2 (4.26%) VMS
10 2 (4.26%) Windows Server 2003
10 2 (4.26%) Windows Server 2008
10 2 (4.26%) Windows Server 2012
Processes & Methodologies
1 5 (10.64%) Configuration Management
2 3 (6.38%) Performance Management
3 2 (4.26%) High Availability
3 2 (4.26%) ITIL
3 2 (4.26%) Data Security
3 2 (4.26%) Penetration Testing
3 2 (4.26%) Test Management
4 1 (2.13%) Migration
Programming Languages
1 24 (51.06%) Perl
2 23 (48.94%) Bash Shell
3 5 (10.64%) Shell Script
4 3 (6.38%) SQL
4 3 (6.38%) Python
5 2 (4.26%) PowerShell
Qualifications
1 8 (17.02%) Cisco Certification
2 7 (14.89%) SC Cleared
2 7 (14.89%) Security Cleared
3 5 (10.64%) DV Cleared
3 5 (10.64%) RHCE
4 3 (6.38%) CCNA
5 2 (4.26%) CWNA
5 2 (4.26%) CEH
5 2 (4.26%) OSCP
5 2 (4.26%) OSCE
6 1 (2.13%) Sun Certification
Quality Assurance & Compliance
1 2 (4.26%) ISO/IEC 27001
1 2 (4.26%) PCI DSS
System Software
1 6 (12.77%) NFS
1 6 (12.77%) VMware Infrastructure
1 6 (12.77%) KVM
2 5 (10.64%) Samba
3 2 (4.26%) VMware ESX
3 2 (4.26%) VMware Workstation
3 2 (4.26%) Nmap
3 2 (4.26%) VMware ESXi
3 2 (4.26%) Active Directory
Systems Management
1 5 (10.64%) Puppet
1 5 (10.64%) Opscode Chef
1 5 (10.64%) nmon
2 2 (4.26%) Norton AntiVirus
2 2 (4.26%) Backup Exec
2 2 (4.26%) HP Quality Center
Vendors
1 40 (85.11%) Red Hat
2 14 (29.79%) Cisco
3 10 (21.28%) VMware
4 6 (12.77%) Microsoft
5 5 (10.64%) IBM
6 2 (4.26%) Symantec
6 2 (4.26%) Brocade
6 2 (4.26%) HP
6 2 (4.26%) Dell
6 2 (4.26%) EMC
6 2 (4.26%) Juniper
6 2 (4.26%) CA
6 2 (4.26%) Hitachi
6 2 (4.26%) NetApp