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 23 September 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
23 Sep 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 118 127 125
Rank change year-on-year
+9 -2
Permanent jobs citing CentOS 25 6 5
As % of all permanent IT jobs located in Reading 1.00% 0.26% 0.25%
As % of the Operating Systems category 3.58% 0.88% 0.81%
Number of salaries quoted 23 3 5
Average salary £22,000 £52,500 £37,500
Average salary % change year-on-year
-58.09% +40.00%
UK excluding London average salary £41,000 £40,000 £37,500
% change year-on-year
+2.50% +6.66%
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
699 678 616
As % of all permanent IT jobs located in Reading 27.84% 29.44% 30.75%
Number of salaries quoted 508 546 516
Average salary £35,000 £42,500 £40,000
Average salary % change year-on-year
-17.64% +6.25%
90% offered a salary of more than £22,000 £24,000 £25,500
10% offered a salary of more than £60,000 £55,000 £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 23 September 2014.

CentOS Salary Histogram in Reading

CentOS
Top 30 Related IT Skills in Reading

For the 6 months to 23 September 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 49 (90.74%) Linux
2 47 (87.04%) Red Hat
3 36 (66.67%) Red Hat Enterprise Linux
4 33 (61.11%) TCP/IP
5 28 (51.85%) SUSE
6 25 (46.30%) Debian
6 25 (46.30%) Ubuntu
7 23 (42.59%) Bash Shell
7 23 (42.59%) Perl
8 22 (40.74%) Windows
9 19 (35.19%) Windows 7
10 16 (29.63%) DNS
11 12 (22.22%) Cisco
12 11 (20.37%) MySQL
13 9 (16.67%) VMware
13 9 (16.67%) SaaS
14 7 (12.96%) SC Cleared
14 7 (12.96%) Security Cleared
14 7 (12.96%) Cisco Certification
14 7 (12.96%) OSPF
14 7 (12.96%) BGP
15 6 (11.11%) SQL Server
15 6 (11.11%) UNIX
15 6 (11.11%) Apache
15 6 (11.11%) NFS
15 6 (11.11%) KVM
16 5 (9.26%) nmon
16 5 (9.26%) Samba
16 5 (9.26%) VMware Infrastructure
16 5 (9.26%) DV Cleared

CentOS
Top Related IT Skills in Reading by Category

For the 6 months to 23 September 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 6 (11.11%) Apache
2 2 (3.70%) SharePoint
2 2 (3.70%) MS Exchange
2 2 (3.70%) Exchange Server 2003
2 2 (3.70%) SharePoint Server
2 2 (3.70%) Exchange Server 2007
2 2 (3.70%) Exchange Server 2010
2 2 (3.70%) Exchange Server 2013
2 2 (3.70%) IIS
Applications
1 4 (7.41%) MS Excel
Cloud Services
1 9 (16.67%) SaaS
Communications & Networking
1 33 (61.11%) TCP/IP
2 16 (29.63%) DNS
3 7 (12.96%) OSPF
3 7 (12.96%) BGP
4 5 (9.26%) SSL
5 4 (7.41%) Internet
6 3 (5.56%) HTTP
6 3 (5.56%) Structured Cabling
6 3 (5.56%) LDAP
6 3 (5.56%) SMTP
7 2 (3.70%) DHCP
7 2 (3.70%) FTP
7 2 (3.70%) SAN
7 2 (3.70%) Firewall
7 2 (3.70%) Wi-Fi
7 2 (3.70%) Wireless
7 2 (3.70%) WPA
7 2 (3.70%) VLAN
7 2 (3.70%) Wireshark
7 2 (3.70%) iSCSI
Database & Business Intelligence
1 11 (20.37%) MySQL
2 6 (11.11%) SQL Server
Development Applications
1 2 (3.70%) Team Foundation Server
2 1 (1.85%) Subversion
2 1 (1.85%) Git (software)
General
1 2 (3.70%) Finance
1 2 (3.70%) Games
1 2 (3.70%) Banking
1 2 (3.70%) Retail
2 1 (1.85%) Telecoms
Job Titles
1 26 (48.15%) Support Engineer
2 14 (25.93%) 1st Line Support
2 14 (25.93%) 1st Line Support Engineer
3 12 (22.22%) Linux Engineer
4 10 (18.52%) Administrator
5 9 (16.67%) Systems Engineer
5 9 (16.67%) Linux Administrator
6 7 (12.96%) Help Desk Support Engineer
6 7 (12.96%) Systems Administrator
6 7 (12.96%) Help Desk Engineer
6 7 (12.96%) Help Desk Support
7 6 (11.11%) Linux Systems Administrator
8 5 (9.26%) IT Support Engineer
8 5 (9.26%) IT Support
8 5 (9.26%) AIX Engineer
9 3 (5.56%) Infrastructure Engineer
10 2 (3.70%) Technical Support Engineer
10 2 (3.70%) Technical Engineer
10 2 (3.70%) Penetration Tester
10 2 (3.70%) Network Engineer
Miscellaneous
1 2 (3.70%) Replication
1 2 (3.70%) Clustering
1 2 (3.70%) HP StorageWorks
Operating Systems
1 49 (90.74%) Linux
2 36 (66.67%) Red Hat Enterprise Linux
3 28 (51.85%) SUSE
4 25 (46.30%) Debian
4 25 (46.30%) Ubuntu
5 22 (40.74%) Windows
6 19 (35.19%) Windows 7
7 6 (11.11%) UNIX
8 5 (9.26%) AIX
9 3 (5.56%) Solaris
10 2 (3.70%) VMS
10 2 (3.70%) Windows Server 2003
10 2 (3.70%) Windows Server 2008
10 2 (3.70%) Windows Server 2012
Processes & Methodologies
1 4 (7.41%) Configuration Management
2 3 (5.56%) Performance Management
3 2 (3.70%) High Availability
3 2 (3.70%) Penetration Testing
3 2 (3.70%) Test Management
3 2 (3.70%) Data Security
3 2 (3.70%) ITIL
4 1 (1.85%) Migration
4 1 (1.85%) Agile Software Development
4 1 (1.85%) Data Management
Programming Languages
1 23 (42.59%) Perl
1 23 (42.59%) Bash Shell
2 5 (9.26%) Shell Script
3 4 (7.41%) Python
4 3 (5.56%) SQL
5 2 (3.70%) PHP
5 2 (3.70%) PowerShell
6 1 (1.85%) AWK
6 1 (1.85%) Ruby
Qualifications
1 7 (12.96%) Cisco Certification
1 7 (12.96%) SC Cleared
1 7 (12.96%) Security Cleared
2 5 (9.26%) DV Cleared
3 4 (7.41%) RHCE
4 3 (5.56%) CCNA
5 2 (3.70%) CWNA
5 2 (3.70%) CEH
5 2 (3.70%) OSCP
5 2 (3.70%) OSCE
6 1 (1.85%) Sun Certification
Quality Assurance & Compliance
1 2 (3.70%) ISO/IEC 27001
1 2 (3.70%) PCI DSS
System Software
1 6 (11.11%) NFS
1 6 (11.11%) KVM
2 5 (9.26%) VMware Infrastructure
2 5 (9.26%) Samba
3 2 (3.70%) VMware ESX
3 2 (3.70%) VMware Workstation
3 2 (3.70%) Nmap
3 2 (3.70%) VMware ESXi
3 2 (3.70%) Active Directory
4 1 (1.85%) QEMU
Systems Management
1 5 (9.26%) nmon
2 4 (7.41%) Puppet
2 4 (7.41%) Opscode Chef
3 2 (3.70%) Norton AntiVirus
3 2 (3.70%) Backup Exec
3 2 (3.70%) HP Quality Center
Vendors
1 47 (87.04%) Red Hat
2 12 (22.22%) Cisco
3 9 (16.67%) VMware
4 5 (9.26%) IBM
4 5 (9.26%) Microsoft
5 2 (3.70%) HP
5 2 (3.70%) Dell
5 2 (3.70%) EMC
5 2 (3.70%) Juniper
5 2 (3.70%) CA
5 2 (3.70%) Hitachi
5 2 (3.70%) NetApp
5 2 (3.70%) Brocade
5 2 (3.70%) Symantec