Period
to 10 December 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for RHCSA qualifications. Included is a benchmarking guide to the salaries offered over the 6 months to 10 December 2018 with a comparison to the same period in the previous 2 years.

Red Hat Certified System Administrator (RHCSA)
Central London > City of London
6 months to
10 Dec 2018
Same period 2017 Same period 2016
Rank 333 312 336
Rank change year-on-year -21 +24 +79
Permanent jobs citing RHCSA 9 8 2
As % of all permanent IT jobs advertised in the City of London 0.084% 0.078% 0.018%
As % of the Qualifications category 0.40% 0.35% 0.076%
Number of salaries quoted 8 8 2
City of London median annual salary £60,000 £42,500 £55,000
Median salary % change year-on-year +41.18% -22.73% +111.54%
10th Percentile £42,500 £37,000 £52,500
90th Percentile £62,500 £57,250 £57,500
Central London median annual salary £60,000 £42,500 £55,000
% change year-on-year +41.18% -22.73% +111.54%

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 advertised in the City of London with a requirement for academic qualifications or professional certifications.

All Academic and Professional Certifications
City of London
Permanent vacancies requiring academic qualifications or professional certifications 2,235 2,281 2,648
As % of all permanent IT jobs advertised in the City of London 20.76% 22.15% 23.36%
Number of salaries quoted 1,938 2,035 2,363
City of London median annual salary £62,500 £57,500 £57,500
Median salary % change year-on-year +8.70% - +4.55%
10th Percentile £31,250 £30,500 £31,250
90th Percentile £93,750 £92,500 £95,000
Central London median annual salary £62,500 £55,000 £55,000
% change year-on-year +13.64% - -

RHCSA
Job Vacancy Trend in the City of London

Job postings citing RHCSA as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for RHCSA in the City of London

RHCSA
Salary Trend in the City of London

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

Salary trend for RHCSA in the City of London

RHCSA
Salary Histogram in the City of London

The salary distribution of IT jobs citing RHCSA in the City of London over the 6 months to 10 December 2018.

Salary histogram for RHCSA in the City of London

For the 6 months to 10 December 2018, IT jobs citing RHCSA also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the City of London region with a requirement for RHCSA.

1 9 (100.00%) Linux
1 9 (100.00%) Red Hat
2 8 (88.89%) Finance
2 8 (88.89%) VMware
2 8 (88.89%) VMware Infrastructure
2 8 (88.89%) VMware ESXi
2 8 (88.89%) vCenter Server
3 7 (77.78%) Puppet
3 7 (77.78%) Red Hat Enterprise Linux
3 7 (77.78%) Ansible
3 7 (77.78%) Docker
3 7 (77.78%) DevOps
3 7 (77.78%) Jenkins
3 7 (77.78%) Python
3 7 (77.78%) RHCE
4 6 (66.67%) Advertising
4 6 (66.67%) Middleware
4 6 (66.67%) OpenShift
4 6 (66.67%) OpenStack
4 6 (66.67%) vRealize
4 6 (66.67%) vSphere
4 6 (66.67%) Bash Shell
5 3 (33.33%) High Availability
5 3 (33.33%) CentOS
5 3 (33.33%) Load Balancing
5 3 (33.33%) Microsoft
6 2 (22.22%) HP
6 2 (22.22%) SAN
6 2 (22.22%) TCP/IP
6 2 (22.22%) MCP

RHCSA
Co-occurring IT Skills in the City of London 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 6 (66.67%) OpenStack
Cloud Services
1 6 (66.67%) OpenShift
2 1 (11.11%) Amazon AWS
2 1 (11.11%) GitHub
2 1 (11.11%) Microsoft Azure
Communications & Networking
1 2 (22.22%) iSCSI
1 2 (22.22%) SAN
1 2 (22.22%) TCP/IP
Database & Business Intelligence
1 1 (11.11%) NoSQL
Development Applications
1 7 (77.78%) Jenkins
2 1 (11.11%) Atlassian Bamboo
2 1 (11.11%) Git (software)
2 1 (11.11%) GitLab
General
1 8 (88.89%) Finance
2 6 (66.67%) Advertising
Job Titles
1 7 (77.78%) DevOps Engineer
2 6 (66.67%) Junior
2 6 (66.67%) Junior DevOps
2 6 (66.67%) Junior DevOps Engineer
2 6 (66.67%) Junior Linux Engineer
2 6 (66.67%) Linux DevOps Engineer
2 6 (66.67%) Linux Engineer
2 6 (66.67%) Linux/Unix DevOps
3 2 (22.22%) Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 6 (66.67%) Middleware
2 1 (11.11%) Elastic Stack
Miscellaneous
1 2 (22.22%) Clustering
1 2 (22.22%) HP StoreVirtual
Operating Systems
1 9 (100.00%) Linux
2 7 (77.78%) Red Hat Enterprise Linux
3 3 (33.33%) CentOS
4 2 (22.22%) Windows
4 2 (22.22%) Windows Server
Processes & Methodologies
1 7 (77.78%) DevOps
2 3 (33.33%) High Availability
2 3 (33.33%) Load Balancing
3 2 (22.22%) Infrastructure Engineering
3 2 (22.22%) Performance Tuning
3 2 (22.22%) Task Automation
4 1 (11.11%) Agile Software Development
4 1 (11.11%) Continuous Integration
4 1 (11.11%) IT Strategy
4 1 (11.11%) Microservices
4 1 (11.11%) Open Source
4 1 (11.11%) User-Centered Design (UCD)
Programming Languages
1 7 (77.78%) Python
2 6 (66.67%) Bash Shell
3 2 (22.22%) PowerShell
4 1 (11.11%) Ruby
4 1 (11.11%) SQL
Qualifications
1 7 (77.78%) RHCE
2 2 (22.22%) Linux+ Certification
2 2 (22.22%) MCP
3 1 (11.11%) AWS Certification
3 1 (11.11%) Security Cleared
System Software
1 8 (88.89%) VMware ESXi
1 8 (88.89%) VMware Infrastructure
2 7 (77.78%) Docker
3 6 (66.67%) vSphere
Systems Management
1 8 (88.89%) vCenter Server
2 7 (77.78%) Ansible
2 7 (77.78%) Puppet
3 6 (66.67%) vRealize
4 2 (22.22%) Backup Exec
4 2 (22.22%) Nagios
5 1 (11.11%) Consul
5 1 (11.11%) Grafana
5 1 (11.11%) Graphite
5 1 (11.11%) Kubernetes
5 1 (11.11%) Packer
5 1 (11.11%) Prometheus
5 1 (11.11%) rkt
5 1 (11.11%) Terraform
Vendors
1 9 (100.00%) Red Hat
2 8 (88.89%) VMware
3 3 (33.33%) Microsoft
4 2 (22.22%) HP
4 2 (22.22%) SolarWinds
4 2 (22.22%) Symantec