Period
to 23 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City with a requirement for DNS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DNS over the 6 months to 23 January 2018 with a comparison to the same period in the previous 2 years.

Domain Name System (DNS)
Hertfordshire > Welwyn Garden City
6 months to
23 Jan 2018
Same period 2017 Same period 2016
Rank 15 25 24
Rank change year-on-year +10 -1 +10
Permanent jobs citing DNS 38 13 14
As % of all permanent IT jobs advertised in Welwyn Garden City 13.77% 5.99% 7.11%
As % of the Communications & Networking category 50.00% 30.23% 45.16%
Number of salaries quoted 16 12 4
Welwyn Garden City median annual salary £47,500 £47,500 £45,000
Median salary % change year-on-year - +5.56% +40.63%
10th Percentile £33,500 £25,500 £32,525
90th Percentile £71,250 £56,250 £48,375
Hertfordshire median annual salary £50,000 £46,250 £42,000
% change year-on-year +8.11% +10.12% -6.67%

DNS 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 Welwyn Garden City with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Welwyn Garden City
Permanent vacancies with a requirement for communications or computer networking skills 76 43 31
As % of all permanent IT jobs advertised in Welwyn Garden City 27.54% 19.82% 15.74%
Number of salaries quoted 47 38 17
Welwyn Garden City median annual salary £37,000 £40,000 £39,000
Median salary % change year-on-year -7.50% +2.56% +20.00%
10th Percentile £32,000 £31,025 £25,650
90th Percentile £65,000 £57,375 £52,750
Hertfordshire median annual salary £47,500 £43,500 £42,500
% change year-on-year +9.20% +2.35% -5.56%

DNS
Job Vacancy Trend in Welwyn Garden City

Job postings citing DNS as a percentage of all IT jobs advertised in Welwyn Garden City.

Job vacancy trend for DNS in Welwyn Garden City

DNS
Salary Trend in Welwyn Garden City

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

Salary trend for DNS in Welwyn Garden City

DNS
Salary Histogram in Welwyn Garden City

The salary distribution of IT jobs citing DNS in Welwyn Garden City over the 6 months to 23 January 2018.

Salary histogram for DNS in Welwyn Garden City

For the 6 months to 23 January 2018, IT jobs citing DNS also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Welwyn Garden City region with a requirement for DNS.

1 32 (84.21%) TCP/IP
2 29 (76.32%) DHCP
3 28 (73.68%) Python
4 26 (68.42%) Linux
5 21 (55.26%) Public Cloud
6 20 (52.63%) DevOps
7 18 (47.37%) Bash Shell
7 18 (47.37%) HTTP
8 17 (44.74%) Firewall
8 17 (44.74%) Software Engineering
8 17 (44.74%) Data Centre
9 16 (42.11%) Management Information System
10 15 (39.47%) OSPF
10 15 (39.47%) BGP
10 15 (39.47%) VPN
10 15 (39.47%) HTTPS
10 15 (39.47%) LAN
10 15 (39.47%) WAN
10 15 (39.47%) HTML
11 14 (36.84%) SNMP
11 14 (36.84%) Finance
12 13 (34.21%) The Twelve-Factor App
13 12 (31.58%) Stakeholder Management
13 12 (31.58%) Opscode Chef
13 12 (31.58%) Degree
13 12 (31.58%) PowerShell
13 12 (31.58%) Puppet
13 12 (31.58%) Splunk
13 12 (31.58%) SIEM
14 11 (28.95%) XML

DNS
Co-occurring IT Skills in Welwyn Garden City 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 9 (23.68%) CMS
2 5 (13.16%) OpenStack
Cloud Services
1 7 (18.42%) Amazon AWS
1 7 (18.42%) Microsoft Azure
2 6 (15.79%) Akamai
3 3 (7.89%) GitHub
Communications & Networking
1 32 (84.21%) TCP/IP
2 29 (76.32%) DHCP
3 18 (47.37%) HTTP
4 17 (44.74%) Firewall
5 15 (39.47%) BGP
5 15 (39.47%) HTTPS
5 15 (39.47%) LAN
5 15 (39.47%) OSPF
5 15 (39.47%) VPN
5 15 (39.47%) WAN
6 14 (36.84%) SNMP
7 9 (23.68%) FTP
7 9 (23.68%) HSRP
7 9 (23.68%) Intrusion Detection
7 9 (23.68%) SMTP
7 9 (23.68%) tcpdump
7 9 (23.68%) Telnet
7 9 (23.68%) VLAN
7 9 (23.68%) Wireshark
8 6 (15.79%) GLBP
Development Applications
1 5 (13.16%) Git (software)
2 3 (7.89%) Jenkins
2 3 (7.89%) JIRA
General
1 14 (36.84%) Finance
2 8 (21.05%) Back Office
2 8 (21.05%) Military
3 4 (10.53%) Retail
Job Titles
1 24 (63.16%) Systems Engineer
2 9 (23.68%) Administrator
2 9 (23.68%) IT Administrator
2 9 (23.68%) Linux Engineer
2 9 (23.68%) Linux Systems Engineer
2 9 (23.68%) Network Administrator
2 9 (23.68%) Splunk Engineer
3 5 (13.16%) Network Systems Engineer
3 5 (13.16%) Senior Systems Engineer
4 3 (7.89%) Security Engineer
5 2 (5.26%) Windows Engineer
5 2 (5.26%) Windows Systems Engineer
6 1 (2.63%) Network Engineer
6 1 (2.63%) Senior Network Engineer
Libraries, Frameworks & Software Standards
1 15 (39.47%) HTML
2 11 (28.95%) XML
3 9 (23.68%) CSS
3 9 (23.68%) POSIX
4 6 (15.79%) 802.1X
Miscellaneous
1 21 (55.26%) Public Cloud
2 17 (44.74%) Data Centre
3 16 (42.11%) Management Information System
4 9 (23.68%) Analytical Skills
5 8 (21.05%) Security Operations Centre
Operating Systems
1 26 (68.42%) Linux
2 11 (28.95%) Windows
3 5 (13.16%) Unix
3 5 (13.16%) Windows Server 2012
4 4 (10.53%) Windows Server 2008
5 3 (7.89%) Mac OS X
6 2 (5.26%) Windows Server
Processes & Methodologies
1 20 (52.63%) DevOps
2 17 (44.74%) Software Engineering
3 13 (34.21%) The Twelve-Factor App
4 12 (31.58%) SIEM
4 12 (31.58%) Stakeholder Management
5 9 (23.68%) Data Encryption
5 9 (23.68%) Data Modelling
5 9 (23.68%) Data Security
5 9 (23.68%) Network Optimisation
6 8 (21.05%) Agile Software Development
6 8 (21.05%) Document Management
6 8 (21.05%) Security Operations
7 7 (18.42%) Infrastructure Transformation
8 6 (15.79%) Load Balancing
8 6 (15.79%) Mentoring
8 6 (15.79%) Network Management
8 6 (15.79%) WAN Optimisation
9 5 (13.16%) Configuration Management
9 5 (13.16%) Performance Management
9 5 (13.16%) Test Automation
Programming Languages
1 28 (73.68%) Python
2 18 (47.37%) Bash Shell
3 12 (31.58%) PowerShell
4 9 (23.68%) JavaScript
5 3 (7.89%) Java
Qualifications
1 12 (31.58%) Degree
2 6 (15.79%) CCNP
2 6 (15.79%) Cisco Certification
3 3 (7.89%) GCIA
3 3 (7.89%) GCIH
3 3 (7.89%) GSEC
3 3 (7.89%) SSCP
4 2 (5.26%) MCP
4 2 (5.26%) MCSE
4 2 (5.26%) Microsoft Certification
Quality Assurance & Compliance
1 9 (23.68%) SLA
System Software
1 5 (13.16%) Docker
1 5 (13.16%) LXC
1 5 (13.16%) VMware NSX
2 2 (5.26%) Active Directory
Systems Management
1 12 (31.58%) Opscode Chef
1 12 (31.58%) Puppet
2 7 (18.42%) Ansible
3 5 (13.16%) Kubernetes
3 5 (13.16%) vCenter Server
3 5 (13.16%) vRealize
Vendors
1 12 (31.58%) Splunk
2 9 (23.68%) Red Hat
2 9 (23.68%) VMware
2 9 (23.68%) Xerox
3 7 (18.42%) Google
4 6 (15.79%) Arista
4 6 (15.79%) Blue Coat
4 6 (15.79%) Cisco
4 6 (15.79%) Citrix
4 6 (15.79%) F5
4 6 (15.79%) Riverbed
5 5 (13.16%) Aruba
5 5 (13.16%) CheckPoint
5 5 (13.16%) Fortinet
5 5 (13.16%) Juniper
5 5 (13.16%) Meraki
5 5 (13.16%) Microsoft
5 5 (13.16%) Palo Alto
5 5 (13.16%) Tufin