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

Dense Wave Division Multiplexing (DWDM)
England / North West
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank - 231 -
Permanent jobs citing DWDM 0 6 0
As % of all permanent IT jobs advertised in the North West - 0.11% -
As % of the Communications & Networking category - 0.68% -
Number of salaries quoted 0 2 0
Median salary - £42,500 -
UK excluding London median salary £45,000 £45,000 £48,750
% change year-on-year - -7.69%  

DWDM 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 the North West with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
North West
Permanent job vacancies with a requirement for communications and computer networking skills 1068 884 932
As % of all permanent IT job vacancies advertised in the North West 15.60% 15.76% 14.75%
Number of salaries quoted 2838 2071 2224
Median salary £42,500 £38,000 £37,500
Median salary % change year-on-year +11.84% +1.33%  
90% offered a salary of more than £24,000 £24,000 £21,250
10% offered a salary of more than £57,500 £58,750 £60,000
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

DWDM
Job Vacancy Trend in the North West

Job postings citing DWDM as a percentage of all IT jobs advertised in the North West.

Job vacancy trend for DWDM in the North West

DWDM
Salary Trend in the North West

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

Salary trend for DWDM in the North West

For the 6 months to 28 June 2017, IT jobs citing DWDM 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 North West region with a requirement for DWDM.

1 4 (100.00%) LAN
1 4 (100.00%) WAN
1 4 (100.00%) Project Management
1 4 (100.00%) Network Design
1 4 (100.00%) Network Monitoring
1 4 (100.00%) Network Optimisation
2 3 (75.00%) Telecoms
3 1 (25.00%) Perl
3 1 (25.00%) Python
3 1 (25.00%) Ethernet
3 1 (25.00%) Cisco
3 1 (25.00%) Juniper
3 1 (25.00%) Shell Script
3 1 (25.00%) BGP
3 1 (25.00%) Presales

DWDM
Co-occurring IT Skills in the North West 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%) LAN
1 4 (100.00%) WAN
2 1 (25.00%) BGP
2 1 (25.00%) Ethernet
General
1 3 (75.00%) Telecoms
Job Titles
1 4 (100.00%) Network Engineer
1 4 (100.00%) Senior Network Engineer
2 2 (50.00%) Architect
2 2 (50.00%) Network Architect
2 2 (50.00%) Senior Architect
2 2 (50.00%) Senior Network Architect
3 1 (25.00%) Senior Telecoms Engineer
3 1 (25.00%) Telecoms Architect
3 1 (25.00%) Telecoms Engineer
Processes & Methodologies
1 4 (100.00%) Network Design
1 4 (100.00%) Network Monitoring
1 4 (100.00%) Network Optimisation
1 4 (100.00%) Project Management
2 1 (25.00%) Presales
Programming Languages
1 1 (25.00%) Perl
1 1 (25.00%) Python
1 1 (25.00%) Shell Script
Vendors
1 1 (25.00%) Cisco
1 1 (25.00%) Juniper