Period
to 22 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Hemel Hempstead with a requirement for VLAN skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited VLAN over the 6 months to 22 November 2017 with a comparison to the same period in the previous 2 years.

Virtual LAN (VLAN)
Hertfordshire > Hemel Hempstead
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 52 63 64
Rank change year-on-year +11 +1 +2
Permanent jobs citing VLAN 16 2 7
As % of all permanent IT jobs advertised in Hemel Hempstead 3.76% 0.40% 1.14%
As % of the Communications & Networking category 18.82% 1.29% 5.60%
Number of salaries quoted 16 2 7
Hemel Hempstead median annual salary £65,000 £30,000 £40,000
Median salary % change year-on-year +116.67% -25.00% -
Hertfordshire median annual salary £40,000 £40,000 £45,000
% change year-on-year - -11.11% -21.74%

VLAN 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 Hemel Hempstead with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Hemel Hempstead
Permanent vacancies with a requirement for communications or computer networking skills 85 155 125
As % of all permanent IT jobs advertised in Hemel Hempstead 20.00% 31.19% 20.42%
Number of salaries quoted 80 143 114
Hemel Hempstead median annual salary £50,000 £45,000 £40,000
Median salary % change year-on-year +11.11% +12.50% -11.11%
10th Percentile £20,500 £25,000 £20,500
90th Percentile £65,000 £57,500 £57,500
Hertfordshire median annual salary £45,000 £45,000 £45,000

VLAN
Job Vacancy Trend in Hemel Hempstead

Job postings citing VLAN as a percentage of all IT jobs advertised in Hemel Hempstead.

Job vacancy trend for VLAN in Hemel Hempstead

VLAN
Salary Trend in Hemel Hempstead

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

Salary trend for VLAN in Hemel Hempstead

VLAN
Salary Histogram in Hemel Hempstead

The salary distribution of IT jobs citing VLAN in Hemel Hempstead over the 6 months to 22 November 2017.

Salary histogram for VLAN in Hemel Hempstead

For the 6 months to 22 November 2017, IT jobs citing VLAN 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 Hemel Hempstead region with a requirement for VLAN.

1 15 (93.75%) Windows
2 14 (87.50%) DHCP
2 14 (87.50%) SAN
2 14 (87.50%) VMware
3 13 (81.25%) Firewall
3 13 (81.25%) HP
3 13 (81.25%) Windows Server
4 12 (75.00%) Active Directory
4 12 (75.00%) DNS
4 12 (75.00%) MS Exchange
4 12 (75.00%) Disaster Recovery
5 11 (68.75%) VoIP
5 11 (68.75%) WAN
5 11 (68.75%) SQL
5 11 (68.75%) Citrix
5 11 (68.75%) iSCSI
6 10 (62.50%) PowerShell
6 10 (62.50%) Windows Server 2008
6 10 (62.50%) Exchange Server 2010
6 10 (62.50%) Cisco
6 10 (62.50%) VBScript
6 10 (62.50%) LAN
7 9 (56.25%) SQL Server
7 9 (56.25%) VPN
7 9 (56.25%) Wi-Fi
7 9 (56.25%) Change Management
7 9 (56.25%) Information Security
7 9 (56.25%) Cryptography
7 9 (56.25%) Penetration Testing
7 9 (56.25%) ISO/IEC 27001

VLAN
Co-occurring IT Skills in Hemel Hempstead 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 (75.00%) MS Exchange
2 10 (62.50%) Exchange Server 2010
3 9 (56.25%) Exchange Server 2013
4 2 (12.50%) nginx
Cloud Services
1 2 (12.50%) IaaS
1 2 (12.50%) Microsoft Azure
1 2 (12.50%) Office 365
1 2 (12.50%) SaaS
Communications & Networking
1 14 (87.50%) DHCP
1 14 (87.50%) SAN
2 13 (81.25%) Firewall
3 12 (75.00%) DNS
4 11 (68.75%) iSCSI
4 11 (68.75%) VoIP
4 11 (68.75%) WAN
5 10 (62.50%) LAN
6 9 (56.25%) VPN
6 9 (56.25%) Wi-Fi
7 3 (18.75%) TCP/IP
8 2 (12.50%) Asterisk PBX
8 2 (12.50%) IPv6
8 2 (12.50%) Junos
8 2 (12.50%) MPLS
8 2 (12.50%) NAS
8 2 (12.50%) OSPF
8 2 (12.50%) SMTP
8 2 (12.50%) SSH
8 2 (12.50%) VRRP
Database & Business Intelligence
1 9 (56.25%) SQL Server
1 9 (56.25%) SQL Server 2008
Job Titles
1 9 (56.25%) Consultant
1 9 (56.25%) Cybersecurity Consultant
1 9 (56.25%) Cybersecurity Engineer
1 9 (56.25%) Information Security Consultant
1 9 (56.25%) Information Security Engineer
1 9 (56.25%) Security Consultant
1 9 (56.25%) Security Engineer
2 3 (18.75%) 3rd Line Engineer
2 3 (18.75%) Infrastructure Engineer
2 3 (18.75%) Network Engineer
3 2 (12.50%) 3rd Line Infrastructure Engineer
3 2 (12.50%) 3rd Line Support
3 2 (12.50%) Network Systems Engineer
3 2 (12.50%) Systems Engineer
4 1 (6.25%) IT Analyst
4 1 (6.25%) IT Engineer
4 1 (6.25%) IT Support Analyst
4 1 (6.25%) Logistics Engineer
4 1 (6.25%) Senior IT Engineer
4 1 (6.25%) Senior Support Analyst
Libraries, Frameworks & Software Standards
1 2 (12.50%) Apache Axis
1 2 (12.50%) HTML
2 1 (6.25%) WSH
Miscellaneous
1 9 (56.25%) Data Protection Act
1 9 (56.25%) User Experience
2 2 (12.50%) Driving Licence
Operating Systems
1 15 (93.75%) Windows
2 13 (81.25%) Windows Server
3 10 (62.50%) Windows Server 2008
4 9 (56.25%) Windows 7
5 2 (12.50%) CentOS
5 2 (12.50%) Linux
5 2 (12.50%) Ubuntu
5 2 (12.50%) Windows Server 2012
Processes & Methodologies
1 12 (75.00%) Disaster Recovery
2 9 (56.25%) Change Management
2 9 (56.25%) Cryptography
2 9 (56.25%) Cybersecurity
2 9 (56.25%) Data Protection
2 9 (56.25%) Information Security
2 9 (56.25%) Kalman Filter
2 9 (56.25%) Patch Management
2 9 (56.25%) Penetration Testing
2 9 (56.25%) Problem Management
2 9 (56.25%) Regulatory Compliance
3 8 (50.00%) ITIL
4 6 (37.50%) ITIL V3
4 6 (37.50%) Project Management
5 2 (12.50%) Business Continuity
5 2 (12.50%) Network Monitoring
5 2 (12.50%) Performance Monitoring
5 2 (12.50%) WAN Optimisation
6 1 (6.25%) Proactive Monitoring
6 1 (6.25%) Software Deployment
Programming Languages
1 11 (68.75%) SQL
2 10 (62.50%) PowerShell
2 10 (62.50%) VBScript
3 2 (12.50%) C#
3 2 (12.50%) Java
3 2 (12.50%) PHP
4 1 (6.25%) VB
Qualifications
1 8 (50.00%) CCNA
1 8 (50.00%) Cisco Certification
1 8 (50.00%) MCSE
1 8 (50.00%) Microsoft Certification
2 6 (37.50%) CCAA
2 6 (37.50%) CISSP
2 6 (37.50%) Citrix Certification
2 6 (37.50%) MCSA
2 6 (37.50%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 9 (56.25%) Cyber Essentials
1 9 (56.25%) Cyber Essentials PLUS
1 9 (56.25%) ISO/IEC 27001
1 9 (56.25%) PCI DSS
2 3 (18.75%) SLA
System Software
1 12 (75.00%) Active Directory
2 9 (56.25%) Hyper-V
2 9 (56.25%) VMware Infrastructure
3 2 (12.50%) Docker
3 2 (12.50%) Postfix
3 2 (12.50%) PowerDNS
3 2 (12.50%) VMware ESXi
4 1 (6.25%) vSphere
Systems Management
1 2 (12.50%) Ansible
1 2 (12.50%) Cacti
1 2 (12.50%) Nagios
1 2 (12.50%) Opsview
1 2 (12.50%) SCCM
1 2 (12.50%) SCOM
1 2 (12.50%) ZABBIX
Vendors
1 14 (87.50%) VMware
2 13 (81.25%) HP
3 11 (68.75%) Citrix
4 10 (62.50%) Cisco
5 6 (37.50%) SonicWALL
6 3 (18.75%) Microsoft
7 2 (12.50%) Acronis
7 2 (12.50%) Aruba
7 2 (12.50%) Juniper
7 2 (12.50%) Polycom
7 2 (12.50%) Veeam