The following table provides summary statistics for permanent job vacancies advertised in Letchworth with a requirement for DNS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DNS over the 3 months to 25 June 2017 with a comparison to the same period in the previous 2 years.

Domain Name System (DNS)
Hertfordshire / Letchworth
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 25 - 13
Rank change year-on-year - 0  
Permanent jobs citing DNS 2 0 1
As % of all permanent IT jobs advertised in Letchworth 2.35% - 2.56%
As % of the Communications & Networking category 66.67% - 6.67%
Number of salaries quoted 0 0 1
Median salary - - £42,500
UK excluding London median salary £37,250 £36,500 £36,500
% change year-on-year +2.05% -  

DNS 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 Letchworth with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Letchworth
Permanent job vacancies with a requirement for communications and computer networking skills 3 2 15
As % of all permanent IT job vacancies advertised in Letchworth 3.53% 4.55% 38.46%
Number of salaries quoted 0 2 14
Median salary - £27,500 £47,000
Median salary % change year-on-year - -41.48%  
UK excluding London median salary £42,500 £42,500 £42,000
% change year-on-year - +1.19%  

DNS
Job Vacancy Trend in Letchworth

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

Job vacancy trend for DNS in Letchworth

DNS
Salary Trend in Letchworth

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

Salary trend for DNS in Letchworth

For the 6 months to 25 June 2017, IT jobs citing DNS 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 Letchworth region with a requirement for DNS.

1 4 (100.00%) DHCP
1 4 (100.00%) Microsoft
2 3 (75.00%) ITIL
3 2 (50.00%) TCP/IP
3 2 (50.00%) Cisco
3 2 (50.00%) PRINCE2
3 2 (50.00%) Windows
3 2 (50.00%) MS Exchange
3 2 (50.00%) ADSL
3 2 (50.00%) VoIP
3 2 (50.00%) CCNP
3 2 (50.00%) CCNA
3 2 (50.00%) Active Directory
3 2 (50.00%) MPLS
3 2 (50.00%) BGP
3 2 (50.00%) Cisco Certification
3 2 (50.00%) Wireless
3 2 (50.00%) Blue Coat
3 2 (50.00%) VPLS
3 2 (50.00%) Network Security
3 2 (50.00%) Cisco ASA
3 2 (50.00%) Skype for Business
3 2 (50.00%) Change Control
4 1 (25.00%) XenApp
4 1 (25.00%) Windows 7
4 1 (25.00%) vSphere
4 1 (25.00%) Network Management
4 1 (25.00%) SQL Server
4 1 (25.00%) Office 365
4 1 (25.00%) Windows Server 2012

DNS
Co-occurring IT Skills in Letchworth 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 2 (50.00%) MS Exchange
1 2 (50.00%) Skype for Business
2 1 (25.00%) Exchange Server 2013
Cloud Services
1 1 (25.00%) Office 365
Communications & Networking
1 4 (100.00%) DHCP
2 2 (50.00%) ADSL
2 2 (50.00%) BGP
2 2 (50.00%) Cisco ASA
2 2 (50.00%) MPLS
2 2 (50.00%) Network Security
2 2 (50.00%) TCP/IP
2 2 (50.00%) VoIP
2 2 (50.00%) VPLS
2 2 (50.00%) Wireless
3 1 (25.00%) Firewall
3 1 (25.00%) Remote Desktop
3 1 (25.00%) SAN
3 1 (25.00%) VLAN
3 1 (25.00%) WAN
Database & Business Intelligence
1 1 (25.00%) SQL Server
General
1 1 (25.00%) Legal
Job Titles
1 2 (50.00%) Analyst
1 2 (50.00%) Infrastructure Analyst
1 2 (50.00%) Infrastructure Engineer
1 2 (50.00%) Network Analyst
1 2 (50.00%) Network Engineer
1 2 (50.00%) Network Infrastructure Analyst
1 2 (50.00%) Network Infrastructure Engineer
2 1 (25.00%) Help Desk Support
2 1 (25.00%) Help Desk Team Lead
2 1 (25.00%) IT Manager
2 1 (25.00%) Support Team Leader
2 1 (25.00%) Team Leader
Operating Systems
1 2 (50.00%) Windows
2 1 (25.00%) Windows 7
2 1 (25.00%) Windows Server
2 1 (25.00%) Windows Server 2008
2 1 (25.00%) Windows Server 2012
Processes & Methodologies
1 3 (75.00%) ITIL
2 2 (50.00%) Change Control
2 2 (50.00%) PRINCE2
3 1 (25.00%) Load Balancing
3 1 (25.00%) Mobile Device Management
3 1 (25.00%) Network Management
Qualifications
1 2 (50.00%) CCNA
1 2 (50.00%) CCNP
1 2 (50.00%) Cisco Certification
2 1 (25.00%) MCP
System Software
1 2 (50.00%) Active Directory
2 1 (25.00%) vSphere
2 1 (25.00%) XenApp
Systems Management
1 1 (25.00%) vCenter Server
Vendors
1 4 (100.00%) Microsoft
2 2 (50.00%) Blue Coat
2 2 (50.00%) Cisco
3 1 (25.00%) Citrix
3 1 (25.00%) VMware