The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for DMZ skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DMZ over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

Demilitarized Zone (DMZ)
East of England / Hertfordshire
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank - 136 -
Permanent jobs citing DMZ 0 8 0
As % of all permanent IT jobs advertised in Hertfordshire - 0.35% -
As % of the Communications & Networking category - 1.77% -
Number of salaries quoted 0 8 0
Median salary - £26,500 -
UK excluding London median salary £45,000 £35,000 £45,000
% change year-on-year +28.57% -22.22%  

DMZ 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 Hertfordshire with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Hertfordshire
Permanent job vacancies with a requirement for communications and computer networking skills 385 453 721
As % of all permanent IT job vacancies advertised in Hertfordshire 18.61% 19.82% 25.03%
Number of salaries quoted 321 354 496
Median salary £50,000 £45,000 £42,500
Median salary % change year-on-year +11.11% +5.88%  
90% offered a salary of more than £26,000 £26,000 £27,500
10% offered a salary of more than £70,000 £60,000 £60,000
UK excluding London median salary £42,500 £42,500 £42,000
% change year-on-year - +1.19%  

DMZ
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for DMZ in Hertfordshire

DMZ
Salary Trend in Hertfordshire

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

Salary trend for DMZ in Hertfordshire

For the 6 months to 24 June 2017, IT jobs citing DMZ 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 DMZ.

1 4 (100.00%) LAN
1 4 (100.00%) WAN
1 4 (100.00%) VPN
1 4 (100.00%) Cisco
1 4 (100.00%) Cisco Certification
1 4 (100.00%) Firewall
1 4 (100.00%) IPsec
1 4 (100.00%) Telecoms
1 4 (100.00%) IP Telephony
1 4 (100.00%) VLAN
1 4 (100.00%) Cisco IOS
1 4 (100.00%) Network Security
1 4 (100.00%) Cisco ASA
1 4 (100.00%) Spanning Tree
2 3 (75.00%) Cisco IPT
2 3 (75.00%) Disaster Recovery
2 3 (75.00%) CCNP
3 2 (50.00%) Data Centre
4 1 (25.00%) ITIL
4 1 (25.00%) Cisco UCCX
4 1 (25.00%) PCI DSS
4 1 (25.00%) CCNA
4 1 (25.00%) NetApp
4 1 (25.00%) Automotive
4 1 (25.00%) Management Information System

DMZ
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:

Communications & Networking
1 4 (100.00%) Cisco ASA
1 4 (100.00%) Cisco IOS
1 4 (100.00%) Firewall
1 4 (100.00%) IP Telephony
1 4 (100.00%) IPsec
1 4 (100.00%) LAN
1 4 (100.00%) Network Security
1 4 (100.00%) Spanning Tree
1 4 (100.00%) VLAN
1 4 (100.00%) VPN
1 4 (100.00%) WAN
2 3 (75.00%) Cisco IPT
General
1 4 (100.00%) Telecoms
2 1 (25.00%) Automotive
Job Titles
1 3 (75.00%) Cisco Engineer
1 3 (75.00%) Cisco Network Engineer
1 3 (75.00%) Network Engineer
Miscellaneous
1 2 (50.00%) Data Centre
2 1 (25.00%) Management Information System
Processes & Methodologies
1 3 (75.00%) Disaster Recovery
2 1 (25.00%) ITIL
Qualifications
1 4 (100.00%) Cisco Certification
2 3 (75.00%) CCNP
3 1 (25.00%) CCNA
Quality Assurance & Compliance
1 1 (25.00%) PCI DSS
Systems Management
1 1 (25.00%) Cisco UCCX
Vendors
1 4 (100.00%) Cisco
2 1 (25.00%) NetApp