Period
to 19 November 2017

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for tcpdump skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited tcpdump over the 6 months to 19 November 2017 with a comparison to the same period in the previous 2 years.

tcpdump
England > London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 780 820 896
Rank change year-on-year +40 +76 -39
Permanent jobs citing tcpdump 64 31 28
As % of all permanent IT jobs advertised in London 0.086% 0.041% 0.031%
As % of the Communications & Networking category 0.59% 0.26% 0.20%
Number of salaries quoted 51 26 28
London median annual salary £62,500 £55,750 £55,000
Median salary % change year-on-year +12.11% +1.36% -8.33%
10th Percentile £39,000 £36,250 £41,250
90th Percentile £87,500 £80,000 £65,000
England median annual salary £57,500 £55,000 £50,000
% change year-on-year +4.55% +10.00% +5.26%

tcpdump 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 advertised in London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Permanent vacancies with a requirement for communications or computer networking skills 10788 12013 14198
As % of all permanent IT jobs advertised in London 14.45% 15.91% 15.94%
Number of salaries quoted 8791 10270 12020
London median annual salary £54,000 £53,500 £50,000
Median salary % change year-on-year +0.93% +7.00% -
10th Percentile £30,250 £30,000 £27,500
90th Percentile £80,000 £80,000 £78,750
England median annual salary £45,000 £45,000 £45,000

tcpdump
Job Vacancy Trend in London

Job postings citing tcpdump as a percentage of all IT jobs advertised in London.

Job vacancy trend for tcpdump in London

tcpdump
Salary Trend in London

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

Salary trend for tcpdump in London

tcpdump
Salary Histogram in London

The salary distribution of IT jobs citing tcpdump in London over the 6 months to 19 November 2017.

Salary histogram for tcpdump in London

tcpdump
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing tcpdump within the London region over the 6 months to 19 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
West London +31 17 £40,000 +6.67%
Central London +9 5 £50,000 +25.00% 1
East London +4 4 £52,500 -
South London +4 1 - - 1
tcpdump
England

For the 6 months to 19 November 2017, IT jobs citing tcpdump 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 London region with a requirement for tcpdump.

1 49 (76.56%) Firewall
2 45 (70.31%) Cisco
3 44 (68.75%) Wireshark
4 43 (67.19%) VPN
5 40 (62.50%) MPLS
6 30 (46.88%) BGP
7 26 (40.63%) IPsec
7 26 (40.63%) Cisco Nexus
8 25 (39.06%) Cisco Certification
9 24 (37.50%) CCNP
9 24 (37.50%) TCP/IP
10 22 (34.38%) OSPF
10 22 (34.38%) Data Centre
11 20 (31.25%) Network Monitoring
11 20 (31.25%) Multicast
11 20 (31.25%) WAN
12 19 (29.69%) Amazon AWS
13 18 (28.13%) F5
13 18 (28.13%) 802.1X
13 18 (28.13%) Juniper
13 18 (28.13%) CheckPoint
13 18 (28.13%) Wireless
14 17 (26.56%) Linux
15 16 (25.00%) ADSL
15 16 (25.00%) Ethernet
15 16 (25.00%) Citrix
15 16 (25.00%) DSL
15 16 (25.00%) CCIE
15 16 (25.00%) Network Management
16 15 (23.44%) Virtual Private Cloud

tcpdump
Co-occurring IT Skills in London 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 8 (12.50%) Apache
2 2 (3.13%) Elasticsearch
2 2 (3.13%) IIS
2 2 (3.13%) nginx
3 1 (1.56%) OpenStack
3 1 (1.56%) Tomcat
Applications
1 2 (3.13%) MS Visio
Cloud Services
1 19 (29.69%) Amazon AWS
2 15 (23.44%) Virtual Private Cloud
3 14 (21.88%) Microsoft Azure
4 1 (1.56%) Amazon EC2
4 1 (1.56%) Amazon S3
Communications & Networking
1 49 (76.56%) Firewall
2 44 (68.75%) Wireshark
3 43 (67.19%) VPN
4 40 (62.50%) MPLS
5 30 (46.88%) BGP
6 26 (40.63%) Cisco Nexus
6 26 (40.63%) IPsec
7 24 (37.50%) TCP/IP
8 22 (34.38%) OSPF
9 20 (31.25%) Multicast
9 20 (31.25%) WAN
10 18 (28.13%) Wireless
11 16 (25.00%) ADSL
11 16 (25.00%) DSL
11 16 (25.00%) Ethernet
12 15 (23.44%) EIGRP
13 14 (21.88%) NetScaler
14 13 (20.31%) LAN
14 13 (20.31%) Network Security
15 12 (18.75%) SDH
Database & Business Intelligence
1 3 (4.69%) MySQL
1 3 (4.69%) PostgreSQL
2 2 (3.13%) Apache Cassandra
2 2 (3.13%) Big Data
3 1 (1.56%) Amazon RDS
3 1 (1.56%) RDBMS
3 1 (1.56%) Relational Database
Development Applications
1 4 (6.25%) Burp Suite
1 4 (6.25%) Git (software)
1 4 (6.25%) Subversion
2 2 (3.13%) Fiddler
General
1 14 (21.88%) Banking
1 14 (21.88%) Investment Banking
2 10 (15.63%) Telecoms
3 6 (9.38%) Finance
4 4 (6.25%) Games
5 1 (1.56%) Financial Institution
Job Titles
1 43 (67.19%) Network Engineer
2 18 (28.13%) Cisco Engineer
2 18 (28.13%) Cisco Network Engineer
3 12 (18.75%) Senior Network Engineer
4 11 (17.19%) Linux Engineer
5 8 (12.50%) Juniper Engineer
5 8 (12.50%) Network Security Engineer
5 8 (12.50%) Security Engineer
6 7 (10.94%) Cisco Security Engineer
7 6 (9.38%) Senior Cisco Engineer
7 6 (9.38%) Senior Cisco Network Engineer
7 6 (9.38%) Systems Engineer
7 6 (9.38%) Telecoms Engineer
8 5 (7.81%) Linux Systems Engineer
9 4 (6.25%) Lead Network Engineer
9 4 (6.25%) Penetration Tester
9 4 (6.25%) Tester
9 4 (6.25%) Ubuntu Engineer
10 3 (4.69%) Security Consultant
10 3 (4.69%) Unix Systems Engineer
Libraries, Frameworks & Software Standards
1 18 (28.13%) 802.1X
2 2 (3.13%) Kafka
2 2 (3.13%) Sensu
3 1 (1.56%) LAMP
3 1 (1.56%) LAPP Stack
3 1 (1.56%) LEMP Stack
3 1 (1.56%) libvirt
3 1 (1.56%) Memcached
3 1 (1.56%) Web Services
Miscellaneous
1 22 (34.38%) Data Centre
2 12 (18.75%) Computer Science
3 9 (14.06%) Foreign Exchange (FX)
4 7 (10.94%) Equities
4 7 (10.94%) Fixed Income
4 7 (10.94%) Virtual Team
5 3 (4.69%) Linux Command Line
5 3 (4.69%) Management Information System
5 3 (4.69%) PKI
6 2 (3.13%) Clustering
7 1 (1.56%) Hedge funds
7 1 (1.56%) Security Operations Centre
Operating Systems
1 17 (26.56%) Linux
2 10 (15.63%) Windows
3 8 (12.50%) Ubuntu
3 8 (12.50%) Unix
4 7 (10.94%) Debian
5 5 (7.81%) CentOS
6 4 (6.25%) Red Hat Enterprise Linux
6 4 (6.25%) VMS
7 2 (3.13%) Fedora
Processes & Methodologies
1 20 (31.25%) Network Monitoring
2 16 (25.00%) Network Management
3 15 (23.44%) Change Management
3 15 (23.44%) Incident Management
4 14 (21.88%) Problem Management
4 14 (21.88%) Root Cause Analysis
5 11 (17.19%) Agile Software Development
6 9 (14.06%) ITIL
6 9 (14.06%) Network Design
7 8 (12.50%) Configuration Management
8 7 (10.94%) Test Automation
8 7 (10.94%) Wealth Management
9 6 (9.38%) Information Security
10 5 (7.81%) Open Source
11 4 (6.25%) OWASP
11 4 (6.25%) Penetration Testing
11 4 (6.25%) Security Testing
11 4 (6.25%) Task Automation
11 4 (6.25%) Threat Intelligence
11 4 (6.25%) Vulnerability Assessment
Programming Languages
1 14 (21.88%) Python
2 9 (14.06%) Ruby
3 8 (12.50%) Bash Shell
4 7 (10.94%) Perl
5 4 (6.25%) C
5 4 (6.25%) Java
6 3 (4.69%) C++
6 3 (4.69%) Go
7 2 (3.13%) SQL
8 1 (1.56%) PHP
8 1 (1.56%) Shell Script
Qualifications
1 25 (39.06%) Cisco Certification
2 24 (37.50%) CCNP
3 16 (25.00%) CCIE
4 13 (20.31%) Degree
5 8 (12.50%) CCNA
6 7 (10.94%) CISSP
7 4 (6.25%) CCSA
7 4 (6.25%) CREST Certified
7 4 (6.25%) OSCP
8 1 (1.56%) CCIE Security
8 1 (1.56%) CCSE
8 1 (1.56%) CCVP
8 1 (1.56%) Computer Science Degree
8 1 (1.56%) JNCIE
8 1 (1.56%) RHCA
8 1 (1.56%) RHCE
8 1 (1.56%) RHCSA
System Software
1 10 (15.63%) iptables
2 5 (7.81%) Active Directory
3 4 (6.25%) Ceph
3 4 (6.25%) VMware Infrastructure
4 3 (4.69%) Docker
5 1 (1.56%) KVM
5 1 (1.56%) ProxySG
5 1 (1.56%) Varnish
Systems Management
1 9 (14.06%) SELinux
2 6 (9.38%) Nagios
2 6 (9.38%) Puppet
3 5 (7.81%) Nmap
4 4 (6.25%) Nessus
4 4 (6.25%) Oracle ZFS
4 4 (6.25%) Rsyslog
5 3 (4.69%) Cacti
5 3 (4.69%) Kubernetes
6 1 (1.56%) CSIRT
6 1 (1.56%) Linux-HA
6 1 (1.56%) OpenNMS
6 1 (1.56%) Opscode Chef
6 1 (1.56%) Pacemaker
Vendors
1 45 (70.31%) Cisco
2 18 (28.13%) CheckPoint
2 18 (28.13%) F5
2 18 (28.13%) Juniper
3 16 (25.00%) Citrix
4 15 (23.44%) Palo Alto
5 14 (21.88%) Aruba
5 14 (21.88%) Riverbed
6 6 (9.38%) Microsoft
7 5 (7.81%) VMware
8 4 (6.25%) Red Hat
9 2 (3.13%) HP
10 1 (1.56%) Apple
10 1 (1.56%) Blue Coat
10 1 (1.56%) Oracle
10 1 (1.56%) Sun
10 1 (1.56%) Vyatta