Period
to 18 January 2019

The following table provides summary statistics for permanent job vacancies with a requirement for DWDM skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DWDM over the 6 months to 18 January 2019 with a comparison to the same period in the previous 2 years.

Dense Wave Division Multiplexing (DWDM)
UK
6 months to
18 Jan 2019
Same period 2018 Same period 2017
Rank 989 1075 1108
Rank change year-on-year +86 +33 +26
Permanent jobs citing DWDM 116 119 88
As % of all permanent IT jobs advertised in the UK 0.077% 0.068% 0.050%
As % of the Communications & Networking category 0.51% 0.45% 0.30%
Number of salaries quoted 52 76 47
UK median annual salary £52,500 £50,000 £55,000
Median salary % change year-on-year +5.00% -9.09% +10.00%
10th Percentile £32,750 £36,000 £37,500
90th Percentile £78,500 £71,250 £75,000
UK excluding London median annual salary £52,500 £51,500 £50,000
% change year-on-year +1.94% +3.00% -

DWDM 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 with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Permanent vacancies with a requirement for communications or computer networking skills 22,810 26,466 29,730
As % of all permanent IT jobs advertised in the UK 15.06% 15.22% 16.77%
Number of salaries quoted 17,854 21,463 24,186
UK median annual salary £47,500 £45,000 £45,000
Median salary % change year-on-year +5.56% - -
10th Percentile £26,250 £25,750 £25,750
90th Percentile £76,250 £72,500 £72,500
UK excluding London median annual salary £42,500 £40,000 £40,000
% change year-on-year +6.25% - -

DWDM
Job Vacancy Trend

Job postings citing DWDM as a percentage of all IT jobs advertised.

Job vacancy trend for DWDM in the UK

DWDM
Salary Trend

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

Salary trend for DWDM in the UK

DWDM
Salary Histogram

The salary distribution of IT jobs citing DWDM over the 6 months to 18 January 2019.

Salary histogram for DWDM in the UK

DWDM
Top 13 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing DWDM within the UK over the 6 months to 18 January 2019. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +84 114 £52,500 +5.00% 6
UK excluding London +49 72 £52,500 +1.94% 3
London +46 43 £65,750 +42.93% 3
South East +37 31 £55,000 +4.76% 2
North of England +41 16 £36,500 -18.89%
Midlands +52 15 £37,500 -34.78%
Yorkshire +15 15 £35,000 -22.22%
West Midlands +42 11 £37,500 -34.78%
East of England +17 8 £50,000 -25.93%
East Midlands - 4 - -
South West +38 1 - - 1
North West +23 1 £38,000 +29.91%
Scotland - 1 £38,000 -

For the 6 months to 18 January 2019, IT jobs citing DWDM 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 with a requirement for DWDM.

1 68 (58.62%) MPLS
2 67 (57.76%) Cisco
3 52 (44.83%) Cisco Certification
4 48 (41.38%) WAN
4 48 (41.38%) Network Management
5 46 (39.66%) CCNP
6 45 (38.79%) Data Centre
7 41 (35.34%) Firewall
8 40 (34.48%) Wireless
9 39 (33.62%) Wi-Fi
9 39 (33.62%) Network Security
10 38 (32.76%) VPN
11 37 (31.90%) LAN
12 35 (30.17%) DNS
13 32 (27.59%) DHCP
13 32 (27.59%) Telecoms
14 29 (25.00%) Problem-Solving
15 27 (23.28%) Ethernet
15 27 (23.28%) VoIP
16 26 (22.41%) Internet
17 24 (20.69%) BGP
18 23 (19.83%) Analytical Skills
19 22 (18.97%) Cisco ASA
19 22 (18.97%) OSPF
19 22 (18.97%) ITIL
20 21 (18.10%) CheckPoint
20 21 (18.10%) Finance
20 21 (18.10%) WAN Optimisation
20 21 (18.10%) Palo Alto
21 20 (17.24%) Continuous Improvement

DWDM
Co-occurring IT Skills 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 3 (2.59%) Skype for Business
2 2 (1.72%) MS Exchange
Applications
1 8 (6.90%) Microsoft Office
2 4 (3.45%) Microsoft Excel
3 2 (1.72%) Spreadsheet
4 1 (0.86%) Microsoft Project
Cloud Services
1 19 (16.38%) Amazon AWS
1 19 (16.38%) Microsoft Azure
Communications & Networking
1 68 (58.62%) MPLS
2 48 (41.38%) WAN
3 41 (35.34%) Firewall
4 40 (34.48%) Wireless
5 39 (33.62%) Network Security
5 39 (33.62%) Wi-Fi
6 38 (32.76%) VPN
7 37 (31.90%) LAN
8 35 (30.17%) DNS
9 32 (27.59%) DHCP
10 27 (23.28%) Ethernet
10 27 (23.28%) VoIP
11 26 (22.41%) Internet
12 24 (20.69%) BGP
13 22 (18.97%) Cisco ASA
13 22 (18.97%) OSPF
14 20 (17.24%) Unified Communications
15 19 (16.38%) SDH
16 17 (14.66%) Cisco PIX
17 16 (13.79%) TCP/IP
Development Applications
1 2 (1.72%) Hudson
General
1 32 (27.59%) Telecoms
2 21 (18.10%) Finance
3 5 (4.31%) Electronics
4 2 (1.72%) Advertising
5 1 (0.86%) Mandarin Language
Job Titles
1 47 (40.52%) Network Engineer
2 13 (11.21%) Architect
3 12 (10.34%) Network Manager
3 12 (10.34%) Senior Network Engineer
4 9 (7.76%) Sales Engineer
5 8 (6.90%) Network Operations Manager
5 8 (6.90%) Operations Manager
5 8 (6.90%) Voice Engineer
6 7 (6.03%) Senior Voice Engineer
6 7 (6.03%) Senior Voice Network Engineer
6 7 (6.03%) Voice Network Engineer
7 6 (5.17%) NOC Technician
7 6 (5.17%) Operations Engineer
8 5 (4.31%) Installations Engineer
8 5 (4.31%) Provisioning Engineer
9 4 (3.45%) Cisco Engineer
9 4 (3.45%) Cisco Network Engineer
9 4 (3.45%) Customer Engineer
9 4 (3.45%) Engineering Manager
9 4 (3.45%) Systems Manager
Libraries, Frameworks & Software Standards
1 4 (3.45%) 802.1X
2 2 (1.72%) HTML
2 2 (1.72%) XML
3 1 (0.86%) COM
Miscellaneous
1 45 (38.79%) Data Centre
2 23 (19.83%) Analytical Skills
3 19 (16.38%) Video Conferencing
4 9 (7.76%) Self-Motivation
5 7 (6.03%) Driving Licence
6 5 (4.31%) IVR
7 4 (3.45%) Management Information System
8 1 (0.86%) CCTV
Operating Systems
1 11 (9.48%) Unix
2 10 (8.62%) Linux
2 10 (8.62%) Windows
3 6 (5.17%) Red Hat Enterprise Linux
3 6 (5.17%) Solaris
3 6 (5.17%) Windows 2000 Server
3 6 (5.17%) Windows Server 2003
4 3 (2.59%) Windows Server
4 3 (2.59%) Windows Server 2012
Processes & Methodologies
1 48 (41.38%) Network Management
2 29 (25.00%) Problem-Solving
3 22 (18.97%) ITIL
4 21 (18.10%) WAN Optimisation
5 20 (17.24%) Continuous Improvement
6 19 (16.38%) Network Virtualisation
6 19 (16.38%) Security Monitoring
7 17 (14.66%) Network Monitoring
7 17 (14.66%) Stakeholder Management
8 16 (13.79%) High Availability
8 16 (13.79%) Remediation Plan
8 16 (13.79%) Runbook
8 16 (13.79%) Server Management
9 13 (11.21%) Technical Leadership
10 12 (10.34%) Presales
11 11 (9.48%) Customer Requirements
12 10 (8.62%) Incident Management
13 9 (7.76%) Performance Analysis
14 8 (6.90%) ITIL V3
15 7 (6.03%) Validation
Programming Languages
1 20 (17.24%) Perl
1 20 (17.24%) Python
2 19 (16.38%) PowerShell
2 19 (16.38%) Shell Script
Qualifications
1 52 (44.83%) Cisco Certification
2 46 (39.66%) CCNP
3 18 (15.52%) Degree
4 12 (10.34%) CCNA
5 10 (8.62%) HNC
6 9 (7.76%) SC Cleared
6 9 (7.76%) Security Cleared
7 8 (6.90%) MCSE
7 8 (6.90%) Microsoft Certification
8 6 (5.17%) DBS Check
8 6 (5.17%) HND
9 5 (4.31%) CCDP
10 3 (2.59%) JNCIA
10 3 (2.59%) JNCIS
11 2 (1.72%) CCDE
11 2 (1.72%) CCIE
11 2 (1.72%) CCIE Service Provider
11 2 (1.72%) CCVP
11 2 (1.72%) DV Cleared
11 2 (1.72%) JNCIE
Quality Assurance & Compliance
1 17 (14.66%) GDPR
2 7 (6.03%) SLA
3 4 (3.45%) QA
System Software
1 8 (6.90%) Microsoft Virtual Server
1 8 (6.90%) Virtual Servers
2 7 (6.03%) Active Directory
3 6 (5.17%) VMware Infrastructure
4 5 (4.31%) VMware NSX
5 3 (2.59%) vSphere
Systems Management
1 3 (2.59%) RANCID
1 3 (2.59%) SCCM
1 3 (2.59%) SCOM
2 2 (1.72%) Computer Emergency Response Teams
Vendors
1 67 (57.76%) Cisco
2 21 (18.10%) CheckPoint
2 21 (18.10%) Palo Alto
3 20 (17.24%) Juniper
4 17 (14.66%) SolarWinds
5 16 (13.79%) Microsoft
6 12 (10.34%) Arista
7 10 (8.62%) F5
8 9 (7.76%) Alcatel-Lucent
8 9 (7.76%) Nokia
9 8 (6.90%) VMware
10 7 (6.03%) Avaya
10 7 (6.03%) Nortel
11 6 (5.17%) Citrix
11 6 (5.17%) HP
11 6 (5.17%) LogRhythm
11 6 (5.17%) Red Hat
11 6 (5.17%) Sun
11 6 (5.17%) Telindus
12 5 (4.31%) Ciena