The table below looks at the statistics for CentOS skills in IT jobs advertised for the South West region. Included is a guide to the salaries offered in IT jobs that have cited CentOS over the 3 months to 26 June 2016 with a comparison to the same period over the previous 2 years.

3 months to
26 Jun 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 218 192 195
Rank change year-on-year
-26 +3
Permanent jobs citing CentOS 19 57 46
As % of all permanent IT jobs located in the South West 0.37% 0.95% 0.74%
As % of the Operating Systems category 1.42% 3.03% 2.76%
Number of salaries quoted 16 56 32
Median salary £42,500 £37,500 £37,500
Median salary % change year-on-year
+13.33% -
90% offered a salary of more than £31,500 £30,750 £31,600
10% offered a salary of more than £50,000 £56,250 £45,000
UK excluding London median salary £47,500 £41,250 £37,500
% change year-on-year
+15.15% +10.00%
CentOS
England

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

Operating Systems Category
South West
Permanent IT job ads with a match in the
Operating Systems category
1336 1883 1665
As % of all permanent IT jobs located in the South West 25.88% 31.35% 26.89%
Number of salaries quoted 1158 1592 1444
Median salary £35,000 £35,000 £35,000
90% offered a salary of more than £22,500 £21,000 £22,000
10% offered a salary of more than £52,500 £50,000 £52,500
UK excluding London median salary £37,500 £37,500 £36,000
% change year-on-year
- +4.16%

CentOS
Jobs Demand Trend in the South West

The demand trend of job ads across the South West region citing CentOS as a proportion of all IT jobs with a match in the Operating Systems category.

CentOS Jobs Demand Trend in the South West

CentOS
Salary Trend in the South West

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

CentOS Salary Trend in the South West

CentOS
Salary Histogram in the South West

This chart provides a salary histogram for IT jobs citing CentOS across the South West region over the 3 months to 26 June 2016.

CentOS Salary Histogram in the South West

CentOS
Job Locations in the South West

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the South West region over the 3 months to 26 June 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Gloucestershire +14 13 £43,750 +25.00% 3
Bristol -5 3 £40,000 +6.66% 1
Wiltshire +8 1 £40,000 -15.78%
Dorset +4 1 £32,500 -7.14%
Somerset -7 1 £56,000 +40.00% 1
CentOS
England

CentOS
Top 30 Related IT Skills in the South West

For the 6 months to 26 June 2016, IT jobs citing CentOS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the South West region with a requirement for CentOS.

1 51 (100.00%) Linux
2 38 (74.51%) Red Hat
3 37 (72.55%) Windows
4 25 (49.02%) Windows Server
5 24 (47.06%) VMware
6 23 (45.10%) Microsoft
7 22 (43.14%) Python
8 20 (39.22%) VMware Infrastructure
9 19 (37.25%) Windows Server 2008
9 19 (37.25%) Java
10 18 (35.29%) HP
11 17 (33.33%) Agile Software Development
11 17 (33.33%) Cybersecurity
12 16 (31.37%) Configuration Management
12 16 (31.37%) DNS
13 15 (29.41%) Firewall
13 15 (29.41%) Security Cleared
13 15 (29.41%) Bash Shell
14 13 (25.49%) Cisco
14 13 (25.49%) Dell
14 13 (25.49%) SQL
15 12 (23.53%) SQL Server
15 12 (23.53%) MS Exchange
15 12 (23.53%) PowerShell
16 11 (21.57%) Tomcat
16 11 (21.57%) Perl
16 11 (21.57%) ITIL
17 10 (19.61%) JBoss
17 10 (19.61%) MySQL
17 10 (19.61%) HTTP

CentOS
Top Related IT Skills in the South West by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 12 (23.53%) MS Exchange
2 11 (21.57%) Tomcat
3 10 (19.61%) JBoss
4 9 (17.65%) Apache
5 8 (15.69%) IIS
6 6 (11.76%) Elasticsearch
7 3 (5.88%) OpenStack
8 2 (3.92%) Exchange Server 2010
8 2 (3.92%) SharePoint
9 1 (1.96%) Confluence
9 1 (1.96%) Exchange Server 2013
9 1 (1.96%) Skype for Business
9 1 (1.96%) WebLogic
Applications
1 7 (13.73%) MS Excel
2 6 (11.76%) MS Office
2 6 (11.76%) MS PowerPoint
2 6 (11.76%) MS Visio
3 1 (1.96%) HipChat
Business Applications
1 1 (1.96%) SAP Oil and Gas
Cloud Services
1 8 (15.69%) Amazon AWS
2 4 (7.84%) Google Cloud Platform
2 4 (7.84%) SaaS
3 2 (3.92%) Google Apps
3 2 (3.92%) Microsoft Azure
4 1 (1.96%) Amazon EC2
4 1 (1.96%) Google App Engine
4 1 (1.96%) IaaS
4 1 (1.96%) Office 365
4 1 (1.96%) PaaS
Communications & Networking
1 16 (31.37%) DNS
2 15 (29.41%) Firewall
3 10 (19.61%) HTTP
4 9 (17.65%) DHCP
4 9 (17.65%) SAN
4 9 (17.65%) VPN
5 7 (13.73%) Internet
5 7 (13.73%) LAN
5 7 (13.73%) Network Security
6 6 (11.76%) FTP
6 6 (11.76%) WAN
7 3 (5.88%) NAS
7 3 (5.88%) TCP/IP
8 1 (1.96%) IPsec
8 1 (1.96%) SSL
8 1 (1.96%) VoIP
Database & Business Intelligence
1 12 (23.53%) SQL Server
2 10 (19.61%) MySQL
3 6 (11.76%) Apache Accumulo
3 6 (11.76%) Big Data
3 6 (11.76%) Hadoop
4 3 (5.88%) BigQuery
5 1 (1.96%) MarkLogic
5 1 (1.96%) NoSQL
5 1 (1.96%) PostgreSQL
5 1 (1.96%) Relational Database
5 1 (1.96%) SQL Server 2005
Development Applications
1 9 (17.65%) Jenkins
2 5 (9.80%) Git (software)
2 5 (9.80%) Selenium
3 3 (5.88%) JIRA
4 2 (3.92%) Maven
5 1 (1.96%) Ant
5 1 (1.96%) Artifactory
5 1 (1.96%) Bitbucket
5 1 (1.96%) Cucumber
5 1 (1.96%) Eclipse
5 1 (1.96%) IntelliJ
5 1 (1.96%) JIRA Agile
5 1 (1.96%) JUnit
5 1 (1.96%) SpecFlow
5 1 (1.96%) Team Foundation Server
5 1 (1.96%) TeamCity
5 1 (1.96%) TestRail
5 1 (1.96%) Vagrant
General
1 4 (7.84%) Electronics
2 3 (5.88%) Manufacturing
2 3 (5.88%) Telecoms
3 2 (3.92%) Aerospace
4 1 (1.96%) Finance
4 1 (1.96%) Games
4 1 (1.96%) Marketing
Job Titles
1 8 (15.69%) Infrastructure Engineer
2 6 (11.76%) Administrator
2 6 (11.76%) Network Engineer
2 6 (11.76%) Security Engineer
2 6 (11.76%) Systems Administrator
3 5 (9.80%) Analyst
3 5 (9.80%) Cybersecurity Analyst
3 5 (9.80%) Cybersecurity Engineer
3 5 (9.80%) Security Analyst
3 5 (9.80%) Support Engineer
3 5 (9.80%) Test Analyst
4 4 (7.84%) Developer
4 4 (7.84%) DevOps Engineer
4 4 (7.84%) Java Developer
4 4 (7.84%) Linux Administrator
4 4 (7.84%) Linux Systems Administrator
4 4 (7.84%) SIEM Engineer
5 3 (5.88%) C# Developer
5 3 (5.88%) Linux Engineer
5 3 (5.88%) Senior Security Engineer
Libraries, Frameworks & Software Standards
1 8 (15.69%) LAMP
2 6 (11.76%) ELK Stack
2 6 (11.76%) Kafka
3 4 (7.84%) .NET
3 4 (7.84%) Web Services
4 3 (5.88%) .NET Framework
4 3 (5.88%) SOAP
5 2 (3.92%) COM
6 1 (1.96%) Ajax
6 1 (1.96%) CSS
6 1 (1.96%) Google Maps API
6 1 (1.96%) HTML
6 1 (1.96%) jQuery
6 1 (1.96%) JSP
6 1 (1.96%) JSTL
6 1 (1.96%) OAuth
6 1 (1.96%) Servlets
6 1 (1.96%) Spring
6 1 (1.96%) XML
6 1 (1.96%) XSLT
Miscellaneous
1 7 (13.73%) EqualLogic
2 6 (11.76%) Cyberthreat
2 6 (11.76%) Data Centre
2 6 (11.76%) Security Operations Centre
3 4 (7.84%) Computer Science
4 3 (5.88%) Mathematics
4 3 (5.88%) Physics
5 2 (3.92%) Wiki
6 1 (1.96%) Analytical Skills
6 1 (1.96%) Cybercrime
6 1 (1.96%) iPad
6 1 (1.96%) Management Information System
6 1 (1.96%) Replication
Operating Systems
1 51 (100.00%) Linux
2 37 (72.55%) Windows
3 25 (49.02%) Windows Server
4 19 (37.25%) Windows Server 2008
5 9 (17.65%) Windows Server 2012
6 7 (13.73%) FreeNAS
7 6 (11.76%) Windows 2000
7 6 (11.76%) Windows Server 2003
8 5 (9.80%) Fedora
8 5 (9.80%) Red Hat Enterprise Linux
9 4 (7.84%) Windows 7
10 2 (3.92%) Ubuntu
10 2 (3.92%) Windows 10
11 1 (1.96%) Debian
11 1 (1.96%) Solaris
11 1 (1.96%) Unix
11 1 (1.96%) Windows 8
Processes & Methodologies
1 17 (33.33%) Agile Software Development
1 17 (33.33%) Cybersecurity
2 16 (31.37%) Configuration Management
3 11 (21.57%) ITIL
4 9 (17.65%) Scrum
5 8 (15.69%) DevOps
5 8 (15.69%) ITIL V3
6 7 (13.73%) Mobile Device Management
6 7 (13.73%) Patch Management
6 7 (13.73%) SDLC
6 7 (13.73%) Workflow
7 6 (11.76%) Change Management
7 6 (11.76%) Data Acquisition
7 6 (11.76%) Mentoring
7 6 (11.76%) Multi-Factor Authentication
7 6 (11.76%) Programme Management
7 6 (11.76%) Security Operations
7 6 (11.76%) SIEM
7 6 (11.76%) Two-Factor Authentication
7 6 (11.76%) Vulnerability Assessment
Programming Languages
1 22 (43.14%) Python
2 19 (37.25%) Java
3 15 (29.41%) Bash Shell
4 13 (25.49%) SQL
5 12 (23.53%) PowerShell
6 11 (21.57%) Perl
7 7 (13.73%) C#
7 7 (13.73%) Ruby
8 3 (5.88%) Shell Script
9 2 (3.92%) AWK
9 2 (3.92%) sed
10 1 (1.96%) JavaScript
10 1 (1.96%) PHP
Qualifications
1 15 (29.41%) Security Cleared
2 7 (13.73%) SC Cleared
3 6 (11.76%) Degree
4 5 (9.80%) ISEB
4 5 (9.80%) ISTQB
5 3 (5.88%) DV Cleared
6 2 (3.92%) MCSE
6 2 (3.92%) Microsoft Certification
7 1 (1.96%) CCNA
7 1 (1.96%) Cisco Certification
7 1 (1.96%) MCITP
7 1 (1.96%) MCSA
7 1 (1.96%) RHCE
7 1 (1.96%) VCP5
7 1 (1.96%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 6 (11.76%) GPG13
2 3 (5.88%) QA
System Software
1 20 (39.22%) VMware Infrastructure
2 9 (17.65%) Active Directory
3 6 (11.76%) Apache Flume
3 6 (11.76%) Firmware
4 3 (5.88%) Docker
4 3 (5.88%) vSphere
5 1 (1.96%) Samba
5 1 (1.96%) vCloud
5 1 (1.96%) Virtual Machines
5 1 (1.96%) XenApp
Systems Management
1 9 (17.65%) Puppet
2 6 (11.76%) FortiGate
2 6 (11.76%) Kibana
2 6 (11.76%) logstash
2 6 (11.76%) QRadar
2 6 (11.76%) RSA Archer
3 4 (7.84%) Opscode Chef
4 2 (3.92%) Ansible
4 2 (3.92%) Backup Exec
4 2 (3.92%) NetBackup
4 2 (3.92%) RSA Security Analytics
4 2 (3.92%) Tivoli
4 2 (3.92%) Tivoli Storage Manager
5 1 (1.96%) Capistrano
Vendors
1 38 (74.51%) Red Hat
2 24 (47.06%) VMware
3 23 (45.10%) Microsoft
4 18 (35.29%) HP
5 13 (25.49%) Cisco
5 13 (25.49%) Dell
6 7 (13.73%) Apple
6 7 (13.73%) Palo Alto
7 6 (11.76%) ArcSight
7 6 (11.76%) EMC
7 6 (11.76%) Hortonworks
7 6 (11.76%) Intel
7 6 (11.76%) Intel Security
8 5 (9.80%) Atlassian
9 3 (5.88%) NetApp
10 2 (3.92%) Google
10 2 (3.92%) LogRhythm
10 2 (3.92%) Oracle
10 2 (3.92%) SolarWinds
10 2 (3.92%) Symantec
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