Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies with a requirement for SDH skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited SDH over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Synchronous Digital Hierarchy (SDH)
UK
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 1143 1128 1212
Rank change year-on-year -15 +84 -86
Permanent jobs citing SDH 68 94 111
As % of all permanent IT jobs advertised in the UK 0.038% 0.050% 0.051%
As % of the Communications & Networking category 0.24% 0.29% 0.31%
Number of salaries quoted 47 74 75
UK median annual salary £43,000 £52,500 £42,500
Median salary % change year-on-year -18.10% +23.53% +1.19%
10th Percentile £34,000 £36,250 £31,250
90th Percentile £67,700 £146,250 £62,800
UK excluding London median annual salary £39,250 £40,000 £42,500
% change year-on-year -1.88% -5.88% +7.59%

SDH 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 28197 32099 36357
As % of all permanent IT jobs advertised in the UK 15.65% 16.96% 16.62%
Number of salaries quoted 22815 26256 30085
UK median annual salary £45,000 £45,000 £45,000
10th Percentile £25,750 £26,000 £25,000
90th Percentile £72,500 £72,500 £71,250
UK excluding London median annual salary £40,000 £40,000 £40,000

SDH
Job Vacancy Trend

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

Job vacancy trend for SDH in the UK

SDH
Salary Trend

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

Salary trend for SDH in the UK

SDH
Salary Histogram

The salary distribution of IT jobs citing SDH over the 6 months to 24 November 2017.

Salary histogram for SDH in the UK

SDH
Top 8 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing SDH within the UK over the 6 months to 24 November 2017. 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 +16 66 £44,000 -16.19% 7
London -14 52 £46,000 -20.00% 2
UK excluding London +42 15 £39,250 -1.88% 5
South East +46 11 £40,000 - 3
South West - 2 £28,750 -
Midlands +32 1 - - 1
West Midlands +16 1 - - 1
Scotland - 1 £32,500 -

For the 6 months to 24 November 2017, IT jobs citing SDH also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for SDH.

1 46 (67.65%) MPLS
2 32 (47.06%) Cisco
2 32 (47.06%) Telecoms
3 30 (44.12%) Ethernet
4 23 (33.82%) DWDM
5 22 (32.35%) Cisco Certification
6 18 (26.47%) Juniper
6 18 (26.47%) OSPF
6 18 (26.47%) BGP
6 18 (26.47%) Firewall
7 17 (25.00%) VPN
8 16 (23.53%) CCNP
8 16 (23.53%) Over-the-Top Content
9 15 (22.06%) SONET
10 14 (20.59%) Finance
10 14 (20.59%) Network Design
10 14 (20.59%) tcpdump
11 13 (19.12%) Digital Media
11 13 (19.12%) Network Monitoring
11 13 (19.12%) Broadcast Engineering
11 13 (19.12%) VLAN
11 13 (19.12%) Tektronix
11 13 (19.12%) DSL
12 12 (17.65%) ADSL
12 12 (17.65%) Wireshark
13 11 (16.18%) LAN
13 11 (16.18%) WAN
13 11 (16.18%) CCIE
14 10 (14.71%) IPv6
14 10 (14.71%) TCP/IP

SDH
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 6 (8.82%) Smallworld
2 1 (1.47%) MTS
Applications
1 1 (1.47%) Microsoft Excel
Communications & Networking
1 46 (67.65%) MPLS
2 30 (44.12%) Ethernet
3 23 (33.82%) DWDM
4 18 (26.47%) BGP
4 18 (26.47%) Firewall
4 18 (26.47%) OSPF
5 17 (25.00%) VPN
6 15 (22.06%) SONET
7 14 (20.59%) tcpdump
8 13 (19.12%) DSL
8 13 (19.12%) VLAN
9 12 (17.65%) ADSL
9 12 (17.65%) Wireshark
10 11 (16.18%) LAN
10 11 (16.18%) WAN
11 10 (14.71%) IPv6
11 10 (14.71%) TCP/IP
12 8 (11.76%) HSRP
13 7 (10.29%) RSVP
13 7 (10.29%) Spanning Tree
Database & Business Intelligence
1 6 (8.82%) GIS
General
1 32 (47.06%) Telecoms
2 14 (20.59%) Finance
3 2 (2.94%) Military
4 1 (1.47%) Advertising
4 1 (1.47%) German Language
4 1 (1.47%) Marketing
Job Titles
1 26 (38.24%) Network Engineer
2 8 (11.76%) Senior Network Engineer
3 7 (10.29%) Broadcast Engineer
4 6 (8.82%) Digital Media Manager
4 6 (8.82%) Infrastructure Manager
4 6 (8.82%) Planning Manager
4 6 (8.82%) Service Manager
5 4 (5.88%) Digital Delivery Manager
5 4 (5.88%) IP Network Engineer
5 4 (5.88%) Services Delivery Manager
6 3 (4.41%) Architect
6 3 (4.41%) Delivery Manager
6 3 (4.41%) Juniper Engineer
6 3 (4.41%) Network Architect
6 3 (4.41%) Presales Engineer
6 3 (4.41%) Senior Architect
6 3 (4.41%) Senior Network Architect
6 3 (4.41%) Senior Technical Architect
6 3 (4.41%) Technical Architect
6 3 (4.41%) Technical Design Architect
Libraries, Frameworks & Software Standards
1 6 (8.82%) RFC 2547
Miscellaneous
1 16 (23.53%) Over-the-Top Content
2 13 (19.12%) Digital Media
3 3 (4.41%) Data Centre
3 3 (4.41%) Video on Demand
4 1 (1.47%) CCTV
4 1 (1.47%) Computer Science
4 1 (1.47%) Driving Licence
4 1 (1.47%) Video\Live Streaming
Operating Systems
1 7 (10.29%) Linux
2 2 (2.94%) Windows
Processes & Methodologies
1 14 (20.59%) Network Design
2 13 (19.12%) Broadcast Engineering
2 13 (19.12%) Network Monitoring
3 9 (13.24%) Service Delivery
4 8 (11.76%) Customer Requirements
5 7 (10.29%) Service Management
6 6 (8.82%) Contract Management
6 6 (8.82%) Escalation Management
6 6 (8.82%) Network Planning
6 6 (8.82%) Performance Management
6 6 (8.82%) Service Delivery Management
6 6 (8.82%) Statistics
7 5 (7.35%) CRM
7 5 (7.35%) Incident Management
7 5 (7.35%) ITIL
7 5 (7.35%) Load Balancing
7 5 (7.35%) Process Management
7 5 (7.35%) Project Management
8 4 (5.88%) DNA
8 4 (5.88%) Performance Measurement
Programming Languages
1 6 (8.82%) C
Qualifications
1 22 (32.35%) Cisco Certification
2 16 (23.53%) CCNP
3 11 (16.18%) CCIE
4 8 (11.76%) CCIP
5 7 (10.29%) CCNA
6 3 (4.41%) CCDE
6 3 (4.41%) JNCIP
7 2 (2.94%) HND
7 2 (2.94%) SC Cleared
7 2 (2.94%) Security Cleared
8 1 (1.47%) CCDP
8 1 (1.47%) Degree
8 1 (1.47%) JNCIA
Quality Assurance & Compliance
1 7 (10.29%) SLA
2 6 (8.82%) ISO 9001
2 6 (8.82%) NEBOSH
2 6 (8.82%) QA
Vendors
1 32 (47.06%) Cisco
2 18 (26.47%) Juniper
3 13 (19.12%) Tektronix
4 6 (8.82%) ESRI
4 6 (8.82%) Mapinfo
5 5 (7.35%) Alcatel-Lucent
5 5 (7.35%) Brocade
5 5 (7.35%) Fortinet
6 4 (5.88%) Ciena
6 4 (5.88%) Huawei
7 1 (1.47%) Arista
7 1 (1.47%) Arqiva
7 1 (1.47%) Extreme Networks
7 1 (1.47%) F5
7 1 (1.47%) HP
7 1 (1.47%) Microsoft
7 1 (1.47%) Nokia