The following table provides summary statistics for permanent job vacancies advertised in Essex with a requirement for VLAN skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited VLAN over the 3 months to 29 March 2017 with a comparison to the same period in the previous 2 years.

Virtual LAN (VLAN)
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 81 83 89
Rank change year-on-year +2 +6  
Permanent jobs citing VLAN 7 22 10
As % of all permanent IT jobs advertised in Essex 0.69% 2.05% 0.80%
As % of the Communications & Networking category 5.79% 10.84% 3.77%
Number of salaries quoted 1 19 10
Median salary £40,000 £26,500 £34,000
Median salary % change year-on-year +50.94% -22.05%  
UK excluding London median salary £36,500 £35,000 £37,500
% change year-on-year +4.28% -6.66%  

VLAN is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Essex with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Essex
Permanent job vacancies with a requirement for communications and computer networking skills 121 203 265
As % of all permanent IT job vacancies advertised in Essex 11.91% 18.88% 21.30%
Number of salaries quoted 93 161 197
Median salary £42,000 £35,000 £44,500
Median salary % change year-on-year +20.00% -21.34%  
90% offered a salary of more than £25,000 £20,500 £23,500
10% offered a salary of more than £60,000 £55,000 £60,000
UK excluding London median salary £40,000 £42,500 £41,500
% change year-on-year -5.88% +2.40%  

VLAN
Job Vacancy Trend in Essex

The job posting trend of jobs advertised in Essex citing VLAN as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for VLAN in Essex

VLAN
Salary Trend in Essex

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

Salary trend for VLAN in Essex

For the 6 months to 29 March 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 Essex region with a requirement for VLAN.

1 6 (75.00%) Linux
2 5 (62.50%) MS Office
2 5 (62.50%) MS Exchange
2 5 (62.50%) Internet
2 5 (62.50%) Microsoft
2 5 (62.50%) Active Directory
2 5 (62.50%) Apple
2 5 (62.50%) Wireless
2 5 (62.50%) VMware
2 5 (62.50%) VMware Infrastructure
2 5 (62.50%) vSphere
2 5 (62.50%) SCCM
2 5 (62.50%) Kalman Filter
2 5 (62.50%) DBS Check
2 5 (62.50%) Email Filtering
3 3 (37.50%) HTTP
4 2 (25.00%) TCP/IP
4 2 (25.00%) DNS
4 2 (25.00%) SSL
4 2 (25.00%) Cisco
4 2 (25.00%) CheckPoint
4 2 (25.00%) Network Security
4 2 (25.00%) Firewall
4 2 (25.00%) WatchGuard
5 1 (12.50%) IGMP
5 1 (12.50%) Software Engineering
5 1 (12.50%) Marketing
5 1 (12.50%) FreeSWITCH
5 1 (12.50%) Multichannel Marketing
5 1 (12.50%) IPsec

VLAN
Co-occurring IT Skills in Essex 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 5 (62.50%) MS Exchange
Applications
1 5 (62.50%) MS Office
Communications & Networking
1 5 (62.50%) Internet
1 5 (62.50%) Wireless
2 3 (37.50%) HTTP
3 2 (25.00%) DNS
3 2 (25.00%) Firewall
3 2 (25.00%) Network Security
3 2 (25.00%) SSL
3 2 (25.00%) TCP/IP
4 1 (12.50%) DHCP
4 1 (12.50%) IGMP
4 1 (12.50%) IPsec
4 1 (12.50%) PBX
4 1 (12.50%) Q.931
4 1 (12.50%) RTCP
4 1 (12.50%) RTP
4 1 (12.50%) SMTP
4 1 (12.50%) SNMP
General
1 1 (12.50%) Finance
1 1 (12.50%) Marketing
Job Titles
1 5 (62.50%) ICT Technician
2 2 (25.00%) Network Support
3 1 (12.50%) C Software Engineer
3 1 (12.50%) Check Point Support
3 1 (12.50%) Cisco Support
3 1 (12.50%) Network Engineer
3 1 (12.50%) Network Security Engineer
3 1 (12.50%) Network Support Engineer
3 1 (12.50%) Security Engineer
3 1 (12.50%) Security Support Engineer
3 1 (12.50%) Software Engineer
3 1 (12.50%) Support Engineer
Libraries, Frameworks & Software Standards
1 1 (12.50%) FreeSWITCH
Operating Systems
1 6 (75.00%) Linux
2 1 (12.50%) Windows
Processes & Methodologies
1 5 (62.50%) Email Filtering
1 5 (62.50%) Kalman Filter
2 1 (12.50%) Multichannel Marketing
2 1 (12.50%) Software Engineering
Programming Languages
1 1 (12.50%) C
1 1 (12.50%) Perl
1 1 (12.50%) Python
Qualifications
1 5 (62.50%) DBS Check
2 1 (12.50%) CCNA
2 1 (12.50%) Cisco Certification
System Software
1 5 (62.50%) Active Directory
1 5 (62.50%) VMware Infrastructure
1 5 (62.50%) vSphere
Systems Management
1 5 (62.50%) SCCM
Vendors
1 5 (62.50%) Apple
1 5 (62.50%) Microsoft
1 5 (62.50%) VMware
2 2 (25.00%) CheckPoint
2 2 (25.00%) Cisco
2 2 (25.00%) WatchGuard