Period
to 13 December 2017

The following table provides summary statistics for permanent job vacancies with a requirement for RHCSA qualifications. Included is a benchmarking guide to the salaries offered over the 6 months to 13 December 2017 with a comparison to the same period in the previous 2 years.

Red Hat Certified System Administrator (RHCSA)
UK
6 months to
13 Dec 2017
Same period 2016 Same period 2015
Rank 1098 1124 1217
Rank change year-on-year +26 +93 +47
Permanent jobs citing RHCSA 87 96 75
As % of all permanent IT jobs advertised in the UK 0.048% 0.052% 0.035%
As % of the Qualifications category 0.20% 0.20% 0.13%
Number of salaries quoted 85 88 58
UK median annual salary £40,500 £45,000 £40,000
Median salary % change year-on-year -10.00% +12.50% -20.00%
10th Percentile £36,750 £32,500 £31,750
90th Percentile £63,750 £55,675 £65,000
UK excluding London median annual salary £40,000 £40,000 £40,000

RHCSA is in the Academic Qualifications and Professional Certifications category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for academic qualifications or professional certifications.

All Academic and Professional Certifications
UK
Permanent vacancies requiring academic qualifications or professional certifications 42807 48383 58749
As % of all permanent IT jobs advertised in the UK 23.76% 26.03% 27.44%
Number of salaries quoted 32898 38665 47139
UK median annual salary £47,500 £45,000 £45,000
Median salary % change year-on-year +5.56% - -
10th Percentile £26,250 £26,250 £26,250
90th Percentile £77,500 £76,250 £75,000
UK excluding London median annual salary £42,500 £42,500 £41,500
% change year-on-year - +2.41% +3.75%

RHCSA
Job Vacancy Trend

Job postings citing RHCSA as a percentage of all IT jobs advertised.

Job vacancy trend for RHCSA in the UK

RHCSA
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing RHCSA.

Salary trend for RHCSA in the UK

RHCSA
Salary Histogram

The salary distribution of IT jobs citing RHCSA over the 6 months to 13 December 2017.

Salary histogram for RHCSA in the UK

RHCSA
Top 7 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing RHCSA within the UK over the 6 months to 13 December 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +19 85 £40,000 -11.11% 7
UK excluding London +30 65 £40,000 - 7
South East +23 42 £39,000 -2.50% 2
South West +17 21 £40,000 -11.11% 3
London -7 20 £42,500 -19.05%
North of England -3 2 £52,500 +5.00% 2
North West -27 2 £52,500 +5.00% 2

For the 6 months to 13 December 2017, IT jobs citing RHCSA also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for RHCSA.

1 84 (96.55%) Linux
2 75 (86.21%) RHCE
3 73 (83.91%) Red Hat
4 65 (74.71%) Red Hat Enterprise Linux
5 62 (71.26%) VMware
6 52 (59.77%) VMware Infrastructure
7 47 (54.02%) Puppet
8 46 (52.87%) Python
9 43 (49.43%) Microsoft
10 39 (44.83%) CentOS
11 38 (43.68%) Unix
12 34 (39.08%) Perl
13 32 (36.78%) Java
13 32 (36.78%) Windows
14 29 (33.33%) ITIL
14 29 (33.33%) Apache
15 28 (32.18%) HP
16 25 (28.74%) Oracle
16 25 (28.74%) Security Cleared
16 25 (28.74%) SC Cleared
16 25 (28.74%) Ruby
17 23 (26.44%) Shell Script
18 22 (25.29%) Configuration Management
18 22 (25.29%) VMware Certified Professional (VCP)
19 20 (22.99%) Security Management
20 19 (21.84%) Tomcat
20 19 (21.84%) Windows Server
21 18 (20.69%) Virtual Machines
21 18 (20.69%) Derivative
21 18 (20.69%) DV Cleared

RHCSA
Co-occurring IT Skills 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 29 (33.33%) Apache
2 19 (21.84%) Tomcat
3 5 (5.75%) Confluence
4 3 (3.45%) nginx
5 1 (1.15%) Elasticsearch
5 1 (1.15%) JBoss
Applications
1 2 (2.30%) HipChat
Cloud Services
1 12 (13.79%) Amazon S3
2 4 (4.60%) Amazon AWS
3 3 (3.45%) SaaS
4 2 (2.30%) Cloud Computing
5 1 (1.15%) Microsoft Azure
Communications & Networking
1 15 (17.24%) DNS
2 13 (14.94%) SAN
3 12 (13.79%) DHCP
4 8 (9.20%) Cisco ASA
4 8 (9.20%) Firewall
5 7 (8.05%) TCP/IP
6 6 (6.90%) VPN
7 5 (5.75%) Wireless
8 4 (4.60%) BGP
8 4 (4.60%) Fibre Channel
8 4 (4.60%) iSCSI
8 4 (4.60%) Multicast
8 4 (4.60%) OSPF
9 3 (3.45%) Cisco Wireless
9 3 (3.45%) FTP
9 3 (3.45%) IPsec
10 2 (2.30%) Internet
10 2 (2.30%) OpenVPN
10 2 (2.30%) SSH
10 2 (2.30%) Telnet
Database & Business Intelligence
1 7 (8.05%) MySQL
2 6 (6.90%) PostgreSQL
3 5 (5.75%) RDBMS
3 5 (5.75%) Relational Database
4 1 (1.15%) Apache Cassandra
4 1 (1.15%) Big Data
4 1 (1.15%) Blockchain
4 1 (1.15%) Flink
4 1 (1.15%) Infinispan
Development Applications
1 5 (5.75%) Jenkins
1 5 (5.75%) JIRA
2 3 (3.45%) Bitbucket
3 1 (1.15%) Atlassian Bamboo
3 1 (1.15%) Hudson
3 1 (1.15%) Sonatype Nexus
3 1 (1.15%) Vagrant
General
1 9 (10.34%) Finance
2 7 (8.05%) Telecoms
3 4 (4.60%) Banking
4 2 (2.30%) French Language
5 1 (1.15%) Financial Institution
5 1 (1.15%) Retail
Job Titles
1 48 (55.17%) Linux Engineer
2 18 (20.69%) Administrator
3 16 (18.39%) Systems Administrator
4 15 (17.24%) Linux Administrator
5 14 (16.09%) Systems Engineer
6 13 (14.94%) Linux Systems Administrator
7 12 (13.79%) Infrastructure Engineer
7 12 (13.79%) Storage Engineer
8 11 (12.64%) Linux Systems Engineer
9 7 (8.05%) Cybersecurity Engineer
9 7 (8.05%) Infrastructure Security Engineer
9 7 (8.05%) Security Engineer
10 6 (6.90%) Senior Linux Engineer
11 4 (4.60%) Applications Engineer
11 4 (4.60%) Cisco Administrator
11 4 (4.60%) Cisco Engineer
11 4 (4.60%) Cisco Network Administrator
11 4 (4.60%) Cisco Network Engineer
11 4 (4.60%) Network Administrator
11 4 (4.60%) Senior Applications Engineer
Libraries, Frameworks & Software Standards
1 17 (19.54%) Web Services
2 6 (6.90%) LAMP
3 4 (4.60%) FIX Protocol
4 2 (2.30%) 802.1X
4 2 (2.30%) LEMP Stack
4 2 (2.30%) Node.js
5 1 (1.15%) ActiveMQ
5 1 (1.15%) EDI
5 1 (1.15%) EDIFACT
5 1 (1.15%) HornetQ
5 1 (1.15%) Kafka
5 1 (1.15%) LAPP Stack
5 1 (1.15%) Spring
5 1 (1.15%) Spring Boot
5 1 (1.15%) XML
5 1 (1.15%) XSLT
Miscellaneous
1 18 (20.69%) Derivative
2 10 (11.49%) Distributed Denial-of-Service
3 6 (6.90%) Management Information System
4 5 (5.75%) Computer Science
5 4 (4.60%) Eurex
5 4 (4.60%) HP StoreVirtual
5 4 (4.60%) Smart Meter
6 3 (3.45%) Linux Command Line
6 3 (3.45%) PKI
7 2 (2.30%) Analytical Skills
7 2 (2.30%) Enterprise Storage
8 1 (1.15%) Clustering
8 1 (1.15%) EMC VNX
8 1 (1.15%) Foreign Exchange (FX)
8 1 (1.15%) TRADACOMS
8 1 (1.15%) Virtual Team
Operating Systems
1 84 (96.55%) Linux
2 65 (74.71%) Red Hat Enterprise Linux
3 39 (44.83%) CentOS
4 38 (43.68%) Unix
5 32 (36.78%) Windows
6 19 (21.84%) Windows Server
7 18 (20.69%) Oracle Linux
8 13 (14.94%) Solaris
9 10 (11.49%) Debian
10 7 (8.05%) Ubuntu
11 4 (4.60%) AIX
11 4 (4.60%) SUSE
12 3 (3.45%) Fedora
12 3 (3.45%) Kali Linux
Processes & Methodologies
1 29 (33.33%) ITIL
2 22 (25.29%) Configuration Management
3 20 (22.99%) Security Management
4 16 (18.39%) DevOps
5 11 (12.64%) SIEM
6 10 (11.49%) Cybersecurity
6 10 (11.49%) Disaster Recovery
7 9 (10.34%) Change Management
8 8 (9.20%) High Availability
9 7 (8.05%) Open Source
9 7 (8.05%) Software Testing
10 6 (6.90%) Business Continuity
10 6 (6.90%) Customer Requirements
10 6 (6.90%) Information Security
10 6 (6.90%) Load Balancing
11 5 (5.75%) Infrastructure Monitoring
12 4 (4.60%) Kernel Tuning
12 4 (4.60%) Low Latency
12 4 (4.60%) Server Hardening
12 4 (4.60%) Ultra-Low Latency
Programming Languages
1 46 (52.87%) Python
2 34 (39.08%) Perl
3 32 (36.78%) Java
4 25 (28.74%) Ruby
5 23 (26.44%) Shell Script
6 12 (13.79%) Bash Shell
7 9 (10.34%) Korn
8 8 (9.20%) Bourne shell
8 8 (9.20%) JavaScript
9 7 (8.05%) PHP
10 5 (5.75%) C-shell
10 5 (5.75%) SQL
11 4 (4.60%) AWK
11 4 (4.60%) C
11 4 (4.60%) C++
12 1 (1.15%) ActionScript
12 1 (1.15%) ActionScript 2.0
12 1 (1.15%) Go
12 1 (1.15%) Groovy
Qualifications
1 75 (86.21%) RHCE
2 25 (28.74%) SC Cleared
2 25 (28.74%) Security Cleared
3 22 (25.29%) VMware Certified Professional (VCP)
4 18 (20.69%) DV Cleared
5 14 (16.09%) CCNA
5 14 (16.09%) Cisco Certification
5 14 (16.09%) CISSP
5 14 (16.09%) RHCA
6 10 (11.49%) Linux+ Certification
7 7 (8.05%) CISM
8 5 (5.75%) CCNP
8 5 (5.75%) CEH
8 5 (5.75%) Degree
8 5 (5.75%) Microsoft Certification
9 4 (4.60%) MCP
10 3 (3.45%) CREST Certified
10 3 (3.45%) GIAC
10 3 (3.45%) LPIC
10 3 (3.45%) MCSA
Quality Assurance & Compliance
1 8 (9.20%) PCI DSS
2 7 (8.05%) ISO/IEC 27001
3 1 (1.15%) QA
System Software
1 52 (59.77%) VMware Infrastructure
2 18 (20.69%) Virtual Machines
3 15 (17.24%) Active Directory
4 13 (14.94%) NFS
5 12 (13.79%) Samba
6 9 (10.34%) Snort
7 6 (6.90%) VMware ESXi
8 4 (4.60%) GlusterFS
8 4 (4.60%) Veritas Cluster Server
8 4 (4.60%) vSphere
9 3 (3.45%) pfSense
10 2 (2.30%) Docker
10 2 (2.30%) iptables
10 2 (2.30%) KVM
10 2 (2.30%) Postfix
10 2 (2.30%) Sendmail
10 2 (2.30%) Veritas Volume Manager
11 1 (1.15%) Apache ZooKeeper
11 1 (1.15%) Gluster
Systems Management
1 47 (54.02%) Puppet
2 16 (18.39%) Nagios
3 9 (10.34%) Ansible
3 9 (10.34%) Nessus
4 6 (6.90%) Opscode Chef
4 6 (6.90%) Red Hat Satellite
5 5 (5.75%) ZABBIX
6 4 (4.60%) Backup Exec
6 4 (4.60%) Cacti
6 4 (4.60%) Graylog
6 4 (4.60%) NetBackup
6 4 (4.60%) Oracle ZFS
6 4 (4.60%) Red Hat Spacewalk
6 4 (4.60%) Veritas Storage Foundation
7 3 (3.45%) FortiGate
8 2 (2.30%) Grafana
8 2 (2.30%) OpenVAS
8 2 (2.30%) OSSEC
9 1 (1.15%) Consul
9 1 (1.15%) Host Intrusion Detection System
Vendors
1 73 (83.91%) Red Hat
2 62 (71.26%) VMware
3 43 (49.43%) Microsoft
4 28 (32.18%) HP
5 25 (28.74%) Oracle
6 14 (16.09%) Cisco
7 12 (13.79%) Scality
8 10 (11.49%) Splunk
9 9 (10.34%) AlienVault
9 9 (10.34%) LogRhythm
10 7 (8.05%) Acunetix
10 7 (8.05%) EMC
10 7 (8.05%) Juniper
10 7 (8.05%) Rapid7
11 6 (6.90%) Palo Alto
11 6 (6.90%) Veritas
12 5 (5.75%) Atlassian
13 4 (4.60%) F5
13 4 (4.60%) GL TRADE
13 4 (4.60%) Patsystems