Period
to 22 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire 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 January 2018 with a comparison to the same period in the previous 2 years.

Virtual LAN (VLAN)
East of England > Hertfordshire
6 months to
22 Jan 2018
Same period 2017 Same period 2016
Rank 160 185 191
Rank change year-on-year +25 +6 +4
Permanent jobs citing VLAN 56 32 37
As % of all permanent IT jobs advertised in Hertfordshire 1.23% 0.73% 0.74%
As % of the Communications & Networking category 5.91% 4.50% 3.75%
Number of salaries quoted 47 18 32
Hertfordshire median annual salary £45,000 £45,750 £47,500
Median salary % change year-on-year -1.64% -3.68% +5.56%
10th Percentile £29,200 £30,425 £31,250
90th Percentile £65,000 £67,500 £57,250
East of England median annual salary £39,000 £45,000 £42,500
% change year-on-year -13.33% +5.88% +6.25%

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 Hertfordshire with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Hertfordshire
Permanent vacancies with a requirement for communications or computer networking skills 948 711 987
As % of all permanent IT jobs advertised in Hertfordshire 20.86% 16.23% 19.64%
Number of salaries quoted 789 541 785
Hertfordshire median annual salary £47,500 £43,500 £42,500
Median salary % change year-on-year +9.20% +2.35% -5.56%
10th Percentile £25,000 £23,250 £26,250
90th Percentile £68,750 £66,250 £63,750
East of England median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -

VLAN
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for VLAN in Hertfordshire

VLAN
Salary Trend in Hertfordshire

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

Salary trend for VLAN in Hertfordshire

VLAN
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing VLAN in Hertfordshire over the 6 months to 22 January 2018.

Salary histogram for VLAN in Hertfordshire

VLAN
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing VLAN within the Hertfordshire region over the 6 months to 22 January 2018. 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
Watford -13 16 £40,000 -14.89%
Welwyn Garden City -2 9 £35,000 -4.11%
Stevenage - 9 £45,750 - 1
Hatfield - 7 £62,500 -
Hemel Hempstead -8 6 £65,000 +100.00%
VLAN
East of England

For the 6 months to 22 January 2018, 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 Hertfordshire region with a requirement for VLAN.

1 38 (67.86%) LAN
2 37 (66.07%) Firewall
3 34 (60.71%) DNS
4 32 (57.14%) WAN
5 29 (51.79%) VPN
5 29 (51.79%) Cisco
6 27 (48.21%) DHCP
7 23 (41.07%) OSPF
7 23 (41.07%) BGP
8 22 (39.29%) Cisco Certification
8 22 (39.29%) Windows
9 21 (37.50%) MS Exchange
9 21 (37.50%) TCP/IP
9 21 (37.50%) Active Directory
10 20 (35.71%) Data Centre
11 17 (30.36%) Windows Server
11 17 (30.36%) CCNP
11 17 (30.36%) VMware
12 16 (28.57%) CCNA
12 16 (28.57%) HSRP
12 16 (28.57%) Degree
13 15 (26.79%) Microsoft
14 14 (25.00%) Citrix
14 14 (25.00%) VMware Infrastructure
15 12 (21.43%) SLA
15 12 (21.43%) VoIP
16 11 (19.64%) CheckPoint
16 11 (19.64%) Wi-Fi
17 10 (17.86%) Finance
17 10 (17.86%) Data Security

VLAN
Co-occurring IT Skills in Hertfordshire 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 21 (37.50%) MS Exchange
2 9 (16.07%) CMS
3 4 (7.14%) Exchange Server 2003
3 4 (7.14%) Exchange Server 2010
3 4 (7.14%) Exchange Server 2013
3 4 (7.14%) Skype for Business
4 3 (5.36%) SharePoint
Applications
1 7 (12.50%) Microsoft Office
Cloud Services
1 7 (12.50%) Amazon AWS
1 7 (12.50%) Amazon CloudWatch
1 7 (12.50%) Amazon EC2
1 7 (12.50%) Amazon Glacier
1 7 (12.50%) Amazon S3
1 7 (12.50%) Amazon SQS
1 7 (12.50%) AWS CloudFormation
1 7 (12.50%) AWS CloudTrail
1 7 (12.50%) Office 365
1 7 (12.50%) Virtual Private Cloud
2 4 (7.14%) IaaS
2 4 (7.14%) PaaS
3 1 (1.79%) Microsoft Azure
Communications & Networking
1 38 (67.86%) LAN
2 37 (66.07%) Firewall
3 34 (60.71%) DNS
4 32 (57.14%) WAN
5 29 (51.79%) VPN
6 27 (48.21%) DHCP
7 23 (41.07%) BGP
7 23 (41.07%) OSPF
8 21 (37.50%) TCP/IP
9 16 (28.57%) HSRP
10 12 (21.43%) VoIP
11 11 (19.64%) Wi-Fi
12 10 (17.86%) Cisco ASA
13 9 (16.07%) FTP
13 9 (16.07%) HTTP
13 9 (16.07%) HTTPS
13 9 (16.07%) Intrusion Detection
13 9 (16.07%) tcpdump
13 9 (16.07%) Telnet
13 9 (16.07%) Wireshark
Database & Business Intelligence
1 7 (12.50%) Amazon RDS
1 7 (12.50%) SQL Server
2 4 (7.14%) SQL Server 2008
General
1 10 (17.86%) Finance
2 8 (14.29%) Back Office
2 8 (14.29%) Military
2 8 (14.29%) Retail
3 7 (12.50%) Advertising
4 4 (7.14%) Games
Job Titles
1 17 (30.36%) Network Engineer
2 11 (19.64%) Support Engineer
2 11 (19.64%) Technical Leader
3 9 (16.07%) 3rd Line Engineer
3 9 (16.07%) Administrator
3 9 (16.07%) IT Administrator
3 9 (16.07%) Network Administrator
4 8 (14.29%) Technical Team Leader
5 7 (12.50%) 3rd Line Support
5 7 (12.50%) 3rd Line Support Engineer
5 7 (12.50%) Infrastructure Engineer
5 7 (12.50%) IT Manager
5 7 (12.50%) Team Leader
6 6 (10.71%) IT Support
7 5 (8.93%) Cisco Engineer
7 5 (8.93%) IT Engineer
7 5 (8.93%) IT Support Engineer
7 5 (8.93%) Network Infrastructure Engineer
7 5 (8.93%) Network Support
7 5 (8.93%) Network Support Engineer
Libraries, Frameworks & Software Standards
1 9 (16.07%) POSIX
Miscellaneous
1 20 (35.71%) Data Centre
2 8 (14.29%) Fat Client
2 8 (14.29%) Management Information System
2 8 (14.29%) Thin Client
3 6 (10.71%) Analytical Skills
4 4 (7.14%) Data Protection Act
4 4 (7.14%) User Experience
5 1 (1.79%) PKI
Operating Systems
1 22 (39.29%) Windows
2 17 (30.36%) Windows Server
3 9 (16.07%) Windows Server 2008
4 5 (8.93%) Windows Server 2012
5 4 (7.14%) Linux
5 4 (7.14%) Red Hat Enterprise Linux
5 4 (7.14%) Windows 7
5 4 (7.14%) Windows Server 2003
6 3 (5.36%) Windows XP
Processes & Methodologies
1 10 (17.86%) Data Security
2 9 (16.07%) Data Encryption
2 9 (16.07%) Network Optimisation
3 8 (14.29%) Document Management
4 7 (12.50%) High Availability
4 7 (12.50%) ITIL
5 6 (10.71%) Disaster Recovery
6 4 (7.14%) Change Management
6 4 (7.14%) Cryptography
6 4 (7.14%) Cybersecurity
6 4 (7.14%) Demand Management
6 4 (7.14%) DNA
6 4 (7.14%) E-Commerce
6 4 (7.14%) Information Security
6 4 (7.14%) Migration
6 4 (7.14%) Network Management
6 4 (7.14%) Penetration Testing
6 4 (7.14%) Problem Management
6 4 (7.14%) Stakeholder Management
6 4 (7.14%) Supplier Management
Programming Languages
1 4 (7.14%) PowerShell
1 4 (7.14%) SQL
1 4 (7.14%) VBScript
Qualifications
1 22 (39.29%) Cisco Certification
2 17 (30.36%) CCNP
3 16 (28.57%) CCNA
3 16 (28.57%) Degree
4 9 (16.07%) SC Cleared
4 9 (16.07%) Security Cleared
5 6 (10.71%) CCDP
5 6 (10.71%) JNCIS
6 4 (7.14%) DV Cleared
6 4 (7.14%) MCSA
6 4 (7.14%) MCSE
6 4 (7.14%) Microsoft Certification
7 2 (3.57%) ITIL Certification
8 1 (1.79%) CCAA
8 1 (1.79%) CISSP
8 1 (1.79%) Citrix Certification
8 1 (1.79%) JNCIA
8 1 (1.79%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 12 (21.43%) SLA
2 4 (7.14%) Cyber Essentials
2 4 (7.14%) Cyber Essentials PLUS
2 4 (7.14%) ISO/IEC 27001
2 4 (7.14%) PCI DSS
System Software
1 21 (37.50%) Active Directory
2 14 (25.00%) VMware Infrastructure
3 9 (16.07%) VMware ESXi
4 8 (14.29%) Hyper-V
5 4 (7.14%) Terminal Services
6 3 (5.36%) Virtual Servers
7 1 (1.79%) XenApp
Systems Management
1 6 (10.71%) SCCM
2 4 (7.14%) WSUS
3 2 (3.57%) SCOM
Vendors
1 29 (51.79%) Cisco
2 17 (30.36%) VMware
3 15 (26.79%) Microsoft
4 14 (25.00%) Citrix
5 11 (19.64%) CheckPoint
6 9 (16.07%) Juniper
6 9 (16.07%) Xerox
7 6 (10.71%) HP
8 4 (7.14%) Palo Alto
9 2 (3.57%) Avaya
9 2 (3.57%) Brocade
10 1 (1.79%) Dell
10 1 (1.79%) EMC
10 1 (1.79%) F5
10 1 (1.79%) Fujitsu
10 1 (1.79%) Meraki
10 1 (1.79%) SonicWALL