The table below looks at the statistics for DWDM skills in IT jobs advertised for the Hertfordshire region. Included is a guide to the average salaries offered in IT jobs that have cited DWDM over the 3 months to 2 July 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
2 Jul 2015
Same period 2014 Same period 2013
Dense Wave Division Multiplexing (DWDM)
Rank 151 149 143
Rank change year-on-year
-2 -6
Permanent jobs citing DWDM 6 1 2
As % of all permanent IT jobs located in Hertfordshire 0.25% 0.038% 0.087%
As % of the Communications & Networking category 1.02% 0.16% 0.34%
Number of salaries quoted 6 1 2
Average salary £36,000 £21,500 £56,250
Average salary % change year-on-year
+67.44% -61.77%
90% offered a salary of more than £34,000 £21,500 £55,250
10% offered a salary of more than £52,500 £21,500 £57,250
UK excluding London average salary £50,000 £50,000 £50,000
DWDM
East of England

The following table is for comparison with the above and provides statistics for the entire Communications & Networking category in permanent jobs advertised in the Hertfordshire region.

Communications & Networking Category
Hertfordshire
Permanent IT job ads with a match in the
Communications & Networking category
587 638 581
As % of all permanent IT jobs located in Hertfordshire 24.73% 24.45% 25.42%
Number of salaries quoted 394 472 393
Average salary £42,500 £47,500 £40,000
Average salary % change year-on-year
-10.52% +18.75%
90% offered a salary of more than £26,600 £27,500 £26,000
10% offered a salary of more than £60,000 £60,000 £62,500
UK excluding London average salary £41,500 £40,000 £40,000
% change year-on-year
+3.75% -

DWDM
Jobs Demand Trend in Hertfordshire

This chart provides a 3-month moving total of permanent IT jobs citing DWDM across the Hertfordshire region as a proportion of the total demand within the Communications & Networking category.

DWDM Jobs Demand Trend in Hertfordshire

DWDM
Salary Trend in Hertfordshire

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

DWDM Salary Trend in Hertfordshire

DWDM
Salary Histogram in Hertfordshire

This chart provides a salary histogram for IT jobs citing DWDM across the Hertfordshire region over the 3 months to 2 July 2015.

DWDM Salary Histogram in Hertfordshire

DWDM
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing DWDM within the Hertfordshire region over the 3 months to 2 July 2015. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hoddesdon - 1 £38,000 -
DWDM
East of England

DWDM
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 2 July 2015, IT jobs across the Hertfordshire region citing DWDM also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited DWDM.

1 23 (100.00%) Cisco
2 19 (82.61%) Telecoms
3 17 (73.91%) Cisco Certification
3 17 (73.91%) WAN
4 16 (69.57%) Ciena
5 15 (65.22%) CCNA
6 14 (60.87%) SLA
6 14 (60.87%) LAN
7 12 (52.17%) TCP/IP
8 11 (47.83%) Ethernet
8 11 (47.83%) Remedy
8 11 (47.83%) Data Centre
9 9 (39.13%) SDH
9 9 (39.13%) MPLS
10 7 (30.43%) BGP
11 5 (21.74%) CCNP
12 4 (17.39%) Juniper
12 4 (17.39%) HNC
12 4 (17.39%) MS Excel
12 4 (17.39%) ADSL
12 4 (17.39%) Incident Management
12 4 (17.39%) ISO/IEC 27001
12 4 (17.39%) Security Management
12 4 (17.39%) Electronics
12 4 (17.39%) Structured Cabling
13 3 (13.04%) IP Telephony
13 3 (13.04%) Fault Management
13 3 (13.04%) Statistics
14 2 (8.70%) Spanning Tree
14 2 (8.70%) Network Architecture

DWDM
Top Related IT Skills in Hertfordshire by Category

For the 6 months to 2 July 2015, IT jobs across the Hertfordshire region citing DWDM also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited DWDM. Up to 20 skills are shown per category.

Applications
1 4 (17.39%) MS Excel
Communications & Networking
1 17 (73.91%) WAN
2 14 (60.87%) LAN
3 12 (52.17%) TCP/IP
4 11 (47.83%) Ethernet
5 9 (39.13%) SDH
5 9 (39.13%) MPLS
6 7 (30.43%) BGP
7 4 (17.39%) Structured Cabling
7 4 (17.39%) ADSL
8 3 (13.04%) IP Telephony
9 2 (8.70%) VLAN
9 2 (8.70%) Cisco IOS
9 2 (8.70%) Cisco Nexus
9 2 (8.70%) HSRP
9 2 (8.70%) Multicast
9 2 (8.70%) Spanning Tree
9 2 (8.70%) EIGRP
9 2 (8.70%) ICMP
9 2 (8.70%) TACACS
9 2 (8.70%) Telnet
General
1 19 (82.61%) Telecoms
2 4 (17.39%) Electronics
Job Titles
1 10 (43.48%) Network Engineer
2 6 (26.09%) NOC Engineer
3 5 (21.74%) Operations Engineer
3 5 (21.74%) Network Operations Engineer
4 4 (17.39%) Field Engineer
5 2 (8.70%) Service Manager
5 2 (8.70%) Support Engineer
5 2 (8.70%) 2nd Line Network Engineer
6 1 (4.35%) 2nd Line Support
6 1 (4.35%) 2nd Line Support Engineer
6 1 (4.35%) Network Support Engineer
6 1 (4.35%) Network Support
6 1 (4.35%) Cisco Network Engineer
Miscellaneous
1 11 (47.83%) Data Centre
2 3 (13.04%) Statistics
3 2 (8.70%) Management Information System
Processes & Methodologies
1 4 (17.39%) Security Management
1 4 (17.39%) Incident Management
2 3 (13.04%) Fault Management
3 2 (8.70%) Time Management
3 2 (8.70%) Network Architecture
3 2 (8.70%) Continuous Improvement
3 2 (8.70%) ITIL
3 2 (8.70%) Service Management
3 2 (8.70%) Service Delivery
3 2 (8.70%) Change Management
3 2 (8.70%) Disaster Recovery
Qualifications
1 17 (73.91%) Cisco Certification
2 15 (65.22%) CCNA
3 5 (21.74%) CCNP
4 4 (17.39%) HNC
5 2 (8.70%) SC Cleared
5 2 (8.70%) Security Cleared
Quality Assurance & Compliance
1 14 (60.87%) SLA
2 4 (17.39%) ISO/IEC 27001
3 1 (4.35%) BS7799
Vendors
1 23 (100.00%) Cisco
2 16 (69.57%) Ciena
3 11 (47.83%) Remedy
4 4 (17.39%) Juniper
5 2 (8.70%) NetApp
5 2 (8.70%) Avaya
6 1 (4.35%) Siemens