The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for tcpdump skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited tcpdump over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

tcpdump
London / City of London
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 226 261 315
Rank change year-on-year +35 +54  
Permanent jobs citing tcpdump 10 1 3
As % of all permanent IT jobs advertised in the City of London 0.19% 0.016% 0.029%
As % of the Communications & Networking category 1.19% 0.096% 0.19%
Number of salaries quoted 10 1 3
Median salary £65,000 £80,000 £60,000
Median salary % change year-on-year -18.75% +33.33%  
90% offered a salary of more than £41,500 £80,000 £48,000
10% offered a salary of more than £72,750 £80,000 £68,000
UK excluding London median salary £52,500 £53,750 £47,500
% change year-on-year -2.32% +13.15%  

tcpdump 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 City of London with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
City of London
Permanent job vacancies with a requirement for communications and computer networking skills 838 1046 1545
As % of all permanent IT job vacancies advertised in the City of London 16.28% 16.48% 14.87%
Number of salaries quoted 736 914 1340
Median salary £55,000 £55,000 £54,000
Median salary % change year-on-year - +1.85%  
90% offered a salary of more than £29,000 £33,000 £32,500
10% offered a salary of more than £75,000 £75,000 £71,000
UK excluding London median salary £42,500 £42,500 £42,000
% change year-on-year - +1.19%  

tcpdump
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing tcpdump as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for tcpdump in the City of London

tcpdump
Salary Trend in the City of London

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

Salary trend for tcpdump in the City of London

tcpdump
Salary Histogram in the City of London

The salary distribution of IT jobs citing tcpdump in the City of London over the 3 months to 24 June 2017.

Salary histogram for tcpdump in the City of London

For the 6 months to 24 June 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 City of London region with a requirement for tcpdump.

1 11 (100.00%) Wireshark
2 10 (90.91%) Finance
3 8 (72.73%) BGP
3 8 (72.73%) EIGRP
3 8 (72.73%) TCP/IP
3 8 (72.73%) Cisco
3 8 (72.73%) CCNP
3 8 (72.73%) Cisco Certification
3 8 (72.73%) Cisco Nexus
3 8 (72.73%) HSRP
3 8 (72.73%) GLBP
3 8 (72.73%) Multicast
4 7 (63.64%) Data Centre
4 7 (63.64%) Firewall
4 7 (63.64%) CCVP
5 4 (36.36%) IPsec
5 4 (36.36%) Citrix
5 4 (36.36%) VPN
5 4 (36.36%) F5
6 3 (27.27%) Information Security
6 3 (27.27%) Vulnerability Assessment
6 3 (27.27%) Intrusion Detection
6 3 (27.27%) F5 BIG-IP LTM
6 3 (27.27%) Vulnerability Management
6 3 (27.27%) Security Operations
6 3 (27.27%) Malware Analysis
6 3 (27.27%) Security Monitoring
6 3 (27.27%) Proactive Monitoring
6 3 (27.27%) Unix
6 3 (27.27%) Windows

tcpdump
Co-occurring IT Skills in the City of 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:

Communications & Networking
1 11 (100.00%) Wireshark
2 8 (72.73%) BGP
2 8 (72.73%) Cisco Nexus
2 8 (72.73%) EIGRP
2 8 (72.73%) GLBP
2 8 (72.73%) HSRP
2 8 (72.73%) Multicast
2 8 (72.73%) TCP/IP
3 7 (63.64%) Firewall
4 4 (36.36%) IPsec
4 4 (36.36%) VPN
5 3 (27.27%) F5 BIG-IP LTM
5 3 (27.27%) Intrusion Detection
6 2 (18.18%) LDAP
6 2 (18.18%) SSL
7 1 (9.09%) DHCP
7 1 (9.09%) LAN
7 1 (9.09%) SNMP
7 1 (9.09%) VoIP
7 1 (9.09%) WAN
Development Applications
1 1 (9.09%) Sonatype Nexus
General
1 10 (90.91%) Finance
2 2 (18.18%) Banking
3 1 (9.09%) Financial Institution
Job Titles
1 8 (72.73%) Network Engineer
2 6 (54.55%) Senior Network Engineer
3 4 (36.36%) Cisco Engineer
3 4 (36.36%) Cisco Network Engineer
3 4 (36.36%) Senior Cisco Engineer
3 4 (36.36%) Senior Cisco Network Engineer
4 3 (27.27%) Analyst
5 2 (18.18%) Security Analyst
5 2 (18.18%) SOC Analyst
6 1 (9.09%) Data Centre Engineer
6 1 (9.09%) Data Network Engineer
6 1 (9.09%) Financial Analyst
6 1 (9.09%) IT Analyst
6 1 (9.09%) IT Security Analyst
6 1 (9.09%) Junior
6 1 (9.09%) Junior Analyst
6 1 (9.09%) Junior Security Analyst
6 1 (9.09%) Service Analyst
Libraries, Frameworks & Software Standards
1 1 (9.09%) 802.1X
1 1 (9.09%) Regular Expression
Miscellaneous
1 7 (63.64%) Data Centre
2 2 (18.18%) Management Information System
2 2 (18.18%) Security Operations Centre
3 1 (9.09%) Analytical Skills
3 1 (9.09%) Eurex
Operating Systems
1 3 (27.27%) Unix
1 3 (27.27%) Windows
2 2 (18.18%) Linux
Processes & Methodologies
1 3 (27.27%) Data Analysis
1 3 (27.27%) Disaster Recovery
1 3 (27.27%) Information Security
1 3 (27.27%) Malware Analysis
1 3 (27.27%) Proactive Monitoring
1 3 (27.27%) Security Monitoring
1 3 (27.27%) Security Operations
1 3 (27.27%) Vulnerability Assessment
1 3 (27.27%) Vulnerability Management
2 2 (18.18%) Change Management
2 2 (18.18%) Incident Management
2 2 (18.18%) Kalman Filter
2 2 (18.18%) Mentoring
2 2 (18.18%) Privileged Access Management
2 2 (18.18%) SIEM
3 1 (9.09%) Load Balancing
3 1 (9.09%) Network Management
3 1 (9.09%) Network Monitoring
3 1 (9.09%) Penetration Testing
3 1 (9.09%) Threat Detection
Programming Languages
1 1 (9.09%) Java
1 1 (9.09%) Python
1 1 (9.09%) Ruby
Qualifications
1 8 (72.73%) CCNP
1 8 (72.73%) Cisco Certification
2 7 (63.64%) CCVP
3 2 (18.18%) CCIE
4 1 (9.09%) CCIE Routing and Switching
4 1 (9.09%) CCIE Service Provider
4 1 (9.09%) CCSP
4 1 (9.09%) CEH
4 1 (9.09%) CISSP
4 1 (9.09%) Degree
4 1 (9.09%) GCIA
4 1 (9.09%) GCIH
System Software
1 3 (27.27%) ProxySG
2 2 (18.18%) Active Directory
3 1 (9.09%) Snort
Systems Management
1 2 (18.18%) CSIRT
2 1 (9.09%) ArcSight ESM
2 1 (9.09%) Cacti
2 1 (9.09%) Cisco CUCM
2 1 (9.09%) Cisco Prime
2 1 (9.09%) TrustSec
Vendors
1 8 (72.73%) Cisco
2 4 (36.36%) Citrix
2 4 (36.36%) F5
3 3 (27.27%) Blue Coat
3 3 (27.27%) Juniper
4 2 (18.18%) SolarWinds
5 1 (9.09%) ArcSight
5 1 (9.09%) Avaya
5 1 (9.09%) Bloomberg
5 1 (9.09%) CheckPoint
5 1 (9.09%) Forcepoint
5 1 (9.09%) IBM
5 1 (9.09%) Palo Alto
5 1 (9.09%) Reuters
City, London
Burns Sheehan
Salary: £50000 - £60000 per annum + Bonus
Posted: Yesterday