The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City with a requirement for Firewall skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Firewall over the 3 months to 28 June 2017 with a comparison to the same period in the previous 2 years.

Firewall
Hertfordshire / Welwyn Garden City
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 18 2 10
Rank change year-on-year -16 +8  
Permanent jobs citing Firewall 9 29 22
As % of all permanent IT jobs advertised in Welwyn Garden City 7.76% 31.18% 15.07%
As % of the Communications & Networking category 33.33% 96.67% 30.14%
Number of salaries quoted 8 30 11
Median salary £32,000 £50,750 £47,500
Median salary % change year-on-year -36.94% +6.84%  
90% offered a salary of more than £31,750 £35,875 £37,500
10% offered a salary of more than £35,250 £60,000 £52,500
UK excluding London median salary £42,500 £42,000 £42,000
% change year-on-year +1.19% -  

Firewall 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 Welwyn Garden City with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Welwyn Garden City
Permanent job vacancies with a requirement for communications and computer networking skills 27 30 73
As % of all permanent IT job vacancies advertised in Welwyn Garden City 23.28% 32.26% 50.00%
Number of salaries quoted 136 198 105
Median salary £32,000 £55,000 £45,000
Median salary % change year-on-year -41.81% +22.22%  
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

Firewall
Job Vacancy Trend in Welwyn Garden City

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

Job vacancy trend for Firewall in Welwyn Garden City

Firewall
Salary Trend in Welwyn Garden City

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

Salary trend for Firewall in Welwyn Garden City

For the 6 months to 28 June 2017, IT jobs citing Firewall 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 Welwyn Garden City region with a requirement for Firewall.

1 11 (78.57%) LAN
1 11 (78.57%) WAN
2 9 (64.29%) SLA
3 8 (57.14%) Degree
4 7 (50.00%) TCP/IP
5 6 (42.86%) VPN
5 6 (42.86%) DNS
5 6 (42.86%) HTTPS
5 6 (42.86%) DHCP
5 6 (42.86%) FTP
5 6 (42.86%) HTTP
5 6 (42.86%) POSIX
5 6 (42.86%) OSPF
5 6 (42.86%) BGP
5 6 (42.86%) Telnet
5 6 (42.86%) Data Security
5 6 (42.86%) Management Information System
5 6 (42.86%) Back Office
5 6 (42.86%) Finance
5 6 (42.86%) CMS
5 6 (42.86%) Military
5 6 (42.86%) Intrusion Detection
5 6 (42.86%) tcpdump
5 6 (42.86%) HSRP
5 6 (42.86%) Document Management
5 6 (42.86%) VLAN
5 6 (42.86%) Wireshark
5 6 (42.86%) Network Optimisation
5 6 (42.86%) Xerox
5 6 (42.86%) Data Encryption

Firewall
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 6 (42.86%) CMS
2 2 (14.29%) MS Exchange
3 1 (7.14%) Apache
3 1 (7.14%) Tomcat
Applications
1 4 (28.57%) Microsoft Office
2 1 (7.14%) Microsoft Excel
Business Applications
1 2 (14.29%) Dynamics NAV
2 1 (7.14%) Dynamics AX
2 1 (7.14%) Dynamics CRM
Cloud Services
1 4 (28.57%) Office 365
2 1 (7.14%) Amazon AWS
2 1 (7.14%) Microsoft Azure
Communications & Networking
1 11 (78.57%) LAN
1 11 (78.57%) WAN
2 7 (50.00%) TCP/IP
3 6 (42.86%) BGP
3 6 (42.86%) DHCP
3 6 (42.86%) DNS
3 6 (42.86%) FTP
3 6 (42.86%) HSRP
3 6 (42.86%) HTTP
3 6 (42.86%) HTTPS
3 6 (42.86%) Intrusion Detection
3 6 (42.86%) OSPF
3 6 (42.86%) tcpdump
3 6 (42.86%) Telnet
3 6 (42.86%) VLAN
3 6 (42.86%) VPN
3 6 (42.86%) Wireshark
4 1 (7.14%) SSL
Database & Business Intelligence
1 2 (14.29%) SQL Server
2 1 (7.14%) PostgreSQL
2 1 (7.14%) SQL Server Reporting Services
General
1 6 (42.86%) Back Office
1 6 (42.86%) Finance
1 6 (42.86%) Military
2 2 (14.29%) Law
Job Titles
1 6 (42.86%) Administrator
1 6 (42.86%) IT Administrator
1 6 (42.86%) Network Administrator
2 3 (21.43%) 2nd Line Support
2 3 (21.43%) Network Support
3 2 (14.29%) IT Engineer
3 2 (14.29%) IT Support
3 2 (14.29%) IT Support Engineer
3 2 (14.29%) Support Engineer
4 1 (7.14%) Cybersecurity Engineer
4 1 (7.14%) DevOps Engineer
4 1 (7.14%) Dynamics NAV Specialist
4 1 (7.14%) Information Security Engineer
4 1 (7.14%) IT Manager
4 1 (7.14%) IT Security Engineer
4 1 (7.14%) Microsoft Specialist
4 1 (7.14%) Security Engineer
4 1 (7.14%) Security Support Engineer
4 1 (7.14%) Software Engineer
4 1 (7.14%) Systems Manager
Libraries, Frameworks & Software Standards
1 6 (42.86%) POSIX
2 1 (7.14%) LAPP Stack
Miscellaneous
1 6 (42.86%) Management Information System
2 2 (14.29%) EPoS
3 1 (7.14%) Clustering
3 1 (7.14%) iPad
3 1 (7.14%) iPhone
Operating Systems
1 4 (28.57%) Windows
2 3 (21.43%) Linux
3 2 (14.29%) Kali Linux
3 2 (14.29%) Mac OS X
3 2 (14.29%) Windows Server 2008
3 2 (14.29%) Windows Server 2012
4 1 (7.14%) Windows 7
4 1 (7.14%) Windows Mobile
4 1 (7.14%) Windows Phone
Processes & Methodologies
1 6 (42.86%) Data Encryption
1 6 (42.86%) Data Security
1 6 (42.86%) Document Management
1 6 (42.86%) Network Optimisation
2 3 (21.43%) Incident Management
2 3 (21.43%) Network Management
2 3 (21.43%) Root Cause Analysis
3 2 (14.29%) Cybersecurity
3 2 (14.29%) Ethical Hacking
3 2 (14.29%) Mentoring
3 2 (14.29%) Migration
3 2 (14.29%) Mobile Device Management
3 2 (14.29%) Multi-Factor Authentication
3 2 (14.29%) Open Source
3 2 (14.29%) OSINT
3 2 (14.29%) Problem Management
3 2 (14.29%) Two-Factor Authentication
4 1 (7.14%) ITIL
4 1 (7.14%) PRINCE2
4 1 (7.14%) Software Engineering
Programming Languages
1 2 (14.29%) SQL
2 1 (7.14%) Bash Shell
2 1 (7.14%) Java
2 1 (7.14%) Perl
2 1 (7.14%) Python
2 1 (7.14%) Ruby
Qualifications
1 8 (57.14%) Degree
2 3 (21.43%) CCNA
2 3 (21.43%) CCNP
2 3 (21.43%) Cisco Certification
3 2 (14.29%) Computer Science Degree
3 2 (14.29%) Microsoft Certification
4 1 (7.14%) MCSE
4 1 (7.14%) MCTS
Quality Assurance & Compliance
1 9 (64.29%) SLA
System Software
1 1 (7.14%) Hyper-V
Systems Management
1 1 (7.14%) Puppet
Vendors
1 6 (42.86%) Xerox
2 4 (28.57%) Apple
2 4 (28.57%) Microsoft
3 3 (21.43%) Cisco
3 3 (21.43%) Computacenter
3 3 (21.43%) Juniper
3 3 (21.43%) Remedy
4 2 (14.29%) Facebook
5 1 (7.14%) Sophos
5 1 (7.14%) Veeam
Welwyn Garden City, Hertfordshire
RecruitmentRevolution.com Limited
Salary: From £30,000 to £37,000 per annum Dependent on Experience
Posted: 23 hours ago
Welwyn Garden City, Hertfordshire
Bulletproof
Salary: From £23,000 to £25,000 per annum dependent on experience
Posted: 2 days ago
Welwyn Garden City
Tesco PLC
Salary: Competitive
Posted: 15 days ago
Welwyn Garden City
Tesco PLC
Salary: Competitive
Posted: 15 days ago