Period
to 19 November 2017

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for iSCSI skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited iSCSI over the 6 months to 19 November 2017 with a comparison to the same period in the previous 2 years.

iSCSI
Central London > City of London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 298 319 400
Rank change year-on-year +21 +81 +18
Permanent jobs citing iSCSI 24 31 29
As % of all permanent IT jobs advertised in the City of London 0.24% 0.27% 0.17%
As % of the Communications & Networking category 1.62% 1.74% 1.18%
Number of salaries quoted 20 28 27
City of London median annual salary £47,500 £60,000 £46,500
Median salary % change year-on-year -20.83% +29.03% -11.43%
10th Percentile £40,975 £39,650 £30,150
90th Percentile £70,000 £75,000 £63,750
Central London median annual salary £47,500 £57,500 £45,750
% change year-on-year -17.39% +25.68% -12.86%

iSCSI is in the Communications and Computer Networking 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 communications or computer networking skills.

All Communications and Computer Networking Skills
City of London
Permanent vacancies with a requirement for communications or computer networking skills 1486 1777 2467
As % of all permanent IT jobs advertised in the City of London 14.67% 15.28% 14.35%
Number of salaries quoted 1327 1559 2118
City of London median annual salary £53,250 £55,000 £52,500
Median salary % change year-on-year -3.18% +4.76% +5.00%
10th Percentile £31,250 £31,000 £27,500
90th Percentile £80,000 £78,750 £78,750
Central London median annual salary £52,500 £52,500 £50,000
% change year-on-year - +5.00% +2.04%

iSCSI
Job Vacancy Trend in the City of London

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

Job vacancy trend for iSCSI in the City of London

iSCSI
Salary Trend in the City of London

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

Salary trend for iSCSI in the City of London

iSCSI
Salary Histogram in the City of London

The salary distribution of IT jobs citing iSCSI in the City of London over the 6 months to 19 November 2017.

Salary histogram for iSCSI in the City of London

For the 6 months to 19 November 2017, IT jobs citing iSCSI 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 City of London region with a requirement for iSCSI.

1 24 (100.00%) VMware
2 21 (87.50%) VMware Infrastructure
3 18 (75.00%) VMware ESXi
3 18 (75.00%) Windows
4 16 (66.67%) SAN
4 16 (66.67%) Firewall
5 15 (62.50%) SolarWinds
5 15 (62.50%) Linux
6 14 (58.33%) HP
6 14 (58.33%) VMware Certified Professional (VCP)
7 13 (54.17%) Red Hat
7 13 (54.17%) TCP/IP
8 12 (50.00%) CentOS
9 11 (45.83%) SolarWinds Orion
9 11 (45.83%) Finance
9 11 (45.83%) Cisco
10 10 (41.67%) MS Exchange
10 10 (41.67%) ITIL
10 10 (41.67%) Active Directory
10 10 (41.67%) Exchange Server 2010
11 9 (37.50%) EqualLogic
11 9 (37.50%) Backup Exec
11 9 (37.50%) Symantec
11 9 (37.50%) NetApp
11 9 (37.50%) Dell
11 9 (37.50%) Cisco Certification
11 9 (37.50%) VPN
11 9 (37.50%) DNS
12 8 (33.33%) Microsoft
12 8 (33.33%) CCNA

iSCSI
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 10 (41.67%) Exchange Server 2010
1 10 (41.67%) MS Exchange
2 2 (8.33%) Exchange Server 2013
3 1 (4.17%) Apache
3 1 (4.17%) Tomcat
Cloud Services
1 2 (8.33%) Office 365
2 1 (4.17%) IaaS
2 1 (4.17%) Oracle CX
2 1 (4.17%) PaaS
Communications & Networking
1 16 (66.67%) Firewall
1 16 (66.67%) SAN
2 13 (54.17%) TCP/IP
3 9 (37.50%) DNS
3 9 (37.50%) VPN
4 8 (33.33%) Cisco ASA
4 8 (33.33%) DHCP
4 8 (33.33%) Fibre Channel
4 8 (33.33%) LAN
4 8 (33.33%) WAN
5 6 (25.00%) Internet
5 6 (25.00%) Intranet
5 6 (25.00%) NetScaler
6 5 (20.83%) Cisco Wireless
6 5 (20.83%) Wireless
7 3 (12.50%) VLAN
8 2 (8.33%) IPsec
8 2 (8.33%) SNMP
9 1 (4.17%) FTP
9 1 (4.17%) SMS
Database & Business Intelligence
1 3 (12.50%) SQL Server
2 1 (4.17%) MariaDB
2 1 (4.17%) MySQL
2 1 (4.17%) SAP HANA
2 1 (4.17%) SQL Server 2008
2 1 (4.17%) SQL Server 2012
General
1 11 (45.83%) Finance
2 5 (20.83%) Banking
3 1 (4.17%) Retail
Job Titles
1 12 (50.00%) Infrastructure Engineer
2 6 (25.00%) 3rd Line Engineer
2 6 (25.00%) 3rd Line Infrastructure Engineer
2 6 (25.00%) IT Engineer
2 6 (25.00%) Linux Engineer
2 6 (25.00%) Network Engineer
2 6 (25.00%) Network Infrastructure Engineer
2 6 (25.00%) Operations Engineer
3 5 (20.83%) 3rd Line Network Engineer
4 2 (8.33%) Administrator
4 2 (8.33%) Architect
4 2 (8.33%) Infrastructure Architect
4 2 (8.33%) Linux Administrator
4 2 (8.33%) Linux Systems Administrator
4 2 (8.33%) Systems Administrator
5 1 (4.17%) Server Engineer
5 1 (4.17%) Storage Engineer
5 1 (4.17%) Systems Engineer
5 1 (4.17%) VMware Engineer
5 1 (4.17%) Windows Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 6 (25.00%) FIX Protocol
1 6 (25.00%) Web Services
2 1 (4.17%) Flash
2 1 (4.17%) Middleware
2 1 (4.17%) SAP Basis
Miscellaneous
1 4 (16.67%) HP StoreVirtual
2 2 (8.33%) Data Centre
2 2 (8.33%) Replication
3 1 (4.17%) Analytical Skills
3 1 (4.17%) CLARiiON
3 1 (4.17%) Client/Server
3 1 (4.17%) Clustering
3 1 (4.17%) EMC VMAX
3 1 (4.17%) EMC VNX
3 1 (4.17%) Public Cloud
3 1 (4.17%) VxBlock/Vblock
Operating Systems
1 18 (75.00%) Windows
2 15 (62.50%) Linux
3 12 (50.00%) CentOS
4 8 (33.33%) Red Hat Enterprise Linux
4 8 (33.33%) Windows Server
5 7 (29.17%) Windows Server 2008
6 3 (12.50%) Windows Server 2003
7 1 (4.17%) Solaris
7 1 (4.17%) Unix
7 1 (4.17%) VMS
7 1 (4.17%) Windows Server 2012
Processes & Methodologies
1 10 (41.67%) ITIL
2 7 (29.17%) Disaster Recovery
2 7 (29.17%) Performance Tuning
3 6 (25.00%) Change Control
3 6 (25.00%) Electronic Trading
3 6 (25.00%) Kalman Filter
3 6 (25.00%) Network Design
3 6 (25.00%) Proactive Monitoring
4 5 (20.83%) Network Monitoring
4 5 (20.83%) SIEM
5 3 (12.50%) Migration
6 2 (8.33%) High Availability
6 2 (8.33%) Service Delivery
7 1 (4.17%) Analytics
7 1 (4.17%) Capacity Management
7 1 (4.17%) DevOps
7 1 (4.17%) Innovative Thinking
7 1 (4.17%) Performance Analysis
7 1 (4.17%) Performance Monitoring
7 1 (4.17%) Virtual Environments
Programming Languages
1 8 (33.33%) Java
2 7 (29.17%) Bash Shell
3 6 (25.00%) Perl
4 2 (8.33%) PowerShell
5 1 (4.17%) Python
5 1 (4.17%) SQL
Qualifications
1 14 (58.33%) VMware Certified Professional (VCP)
2 9 (37.50%) Cisco Certification
3 8 (33.33%) CCNA
4 7 (29.17%) MCSE
4 7 (29.17%) Microsoft Certification
4 7 (29.17%) RHCE
5 6 (25.00%) MCITP
5 6 (25.00%) MCSA
6 4 (16.67%) Linux+ Certification
6 4 (16.67%) MCP
6 4 (16.67%) RHCSA
7 3 (12.50%) CCNP
8 1 (4.17%) CCA
8 1 (4.17%) Citrix Certification
System Software
1 21 (87.50%) VMware Infrastructure
2 18 (75.00%) VMware ESXi
3 10 (41.67%) Active Directory
4 3 (12.50%) vSphere
5 1 (4.17%) KVM
5 1 (4.17%) NFS
5 1 (4.17%) Terminal Services
5 1 (4.17%) VMware Server
5 1 (4.17%) XenApp
5 1 (4.17%) XenServer
Systems Management
1 11 (45.83%) SolarWinds Orion
2 9 (37.50%) Backup Exec
3 7 (29.17%) Puppet
4 4 (16.67%) Nagios
5 1 (4.17%) Ansible
5 1 (4.17%) Grafana
5 1 (4.17%) HP Data Protector
5 1 (4.17%) NetApp OnCommand
5 1 (4.17%) NetBackup
5 1 (4.17%) SCCM
5 1 (4.17%) SELinux
5 1 (4.17%) Simpana
5 1 (4.17%) vCenter Server
5 1 (4.17%) vMotion
5 1 (4.17%) vRealize
5 1 (4.17%) WSUS
Vendors
1 24 (100.00%) VMware
2 15 (62.50%) SolarWinds
3 14 (58.33%) HP
4 13 (54.17%) Red Hat
5 11 (45.83%) Cisco
6 9 (37.50%) Dell
6 9 (37.50%) EqualLogic
6 9 (37.50%) NetApp
6 9 (37.50%) Symantec
7 8 (33.33%) Citrix
7 8 (33.33%) Microsoft
8 6 (25.00%) Mitel
8 6 (25.00%) Splunk
9 5 (20.83%) CheckPoint
9 5 (20.83%) Clearswift
9 5 (20.83%) Forcepoint
9 5 (20.83%) Juniper
10 2 (8.33%) EMC
10 2 (8.33%) Veeam
11 1 (4.17%) 3PAR