Period
to 18 November 2017

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for tcpdump skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited tcpdump over the 6 months to 18 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

tcpdump
UK > England
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 800 819 819
Rank change year-on-year +19 0 -13
Contract jobs citing tcpdump 31 54 46
As % of all contract IT jobs advertised in England 0.033% 0.055% 0.044%
As % of the Communications & Networking category 0.24% 0.36% 0.31%
Number of daily rates quoted 22 32 37
England median daily rate £425 £396 £350
Median daily rate % change year-on-year +7.26% +13.21% -3.45%
10th Percentile £315 £323 £305
90th Percentile £523 £530 £518
UK median daily rate £425 £396 £350
% change year-on-year +7.26% +13.21% -3.45%
Number of hourly rates quoted 0 0 0
England median hourly rate - - -
UK median hourly rate - - -

tcpdump is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
England
Contract vacancies with a requirement for communications or computer networking skills 13002 15144 14754
As % of all contract IT jobs advertised in England 13.85% 15.43% 14.05%
Number of daily rates quoted 7972 9217 8640
England median daily rate £403 £400 £390
Median daily rate % change year-on-year +0.63% +2.56% +4.00%
10th Percentile £190 £220 £213
90th Percentile £588 £575 £550
UK median daily rate £400 £400 £388
% change year-on-year - +3.23% +3.33%
Number of hourly rates quoted 675 768 952
England median hourly rate £18.70 £22.84 £20.50
Median hourly rate % change year-on-year -18.11% +11.39% +2.50%
10th Percentile £11.50 £11.72 £11.00
90th Percentile £46.23 £47.50 £47.15
UK median hourly rate £19.00 £23.75 £20.50
% change year-on-year -20.00% +15.85% +2.50%

tcpdump
Job Vacancy Trend in England

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

Job vacancy trend for tcpdump in England

tcpdump
Contractor Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing tcpdump in England.

Contractor daily rate trend for tcpdump in England

tcpdump
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing tcpdump in England over the 6 months to 18 November 2017.

Contractor daily rate histogram for tcpdump in England

tcpdump
Contractor Hourly Rate Trend in England

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing tcpdump in England.

Contractor hourly rate trend for tcpdump in England

tcpdump
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing tcpdump within the England region over the 6 months to 18 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +9 26 £425 - 3
North of England +60 2 £405 +3.18%
North West +23 2 £405 -19.00%
South East +5 2 - - 1
South West -2 1 £418 +11.33% 2
tcpdump
UK

For the 6 months to 18 November 2017, IT contractor jobs citing tcpdump also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the England region with a requirement for tcpdump.

1 23 (74.19%) Firewall
2 22 (70.97%) TCP/IP
3 18 (58.06%) Wireshark
4 16 (51.61%) VPN
4 16 (51.61%) IPsec
5 15 (48.39%) Network Security
5 15 (48.39%) iptables
6 14 (45.16%) Cisco ASA
6 14 (45.16%) Cisco
6 14 (45.16%) Unix
6 14 (45.16%) MPLS
7 12 (38.71%) Linux
7 12 (38.71%) HTTP
7 12 (38.71%) Data Centre
7 12 (38.71%) F5
8 11 (35.48%) Degree
8 11 (35.48%) Agile Software Development
9 10 (32.26%) DNS
9 10 (32.26%) Java
9 10 (32.26%) snoop
10 9 (29.03%) Cisco Nexus
10 9 (29.03%) SELinux
10 9 (29.03%) Apache
10 9 (29.03%) BGP
10 9 (29.03%) Network Design
10 9 (29.03%) Telecoms
11 8 (25.81%) Perl
11 8 (25.81%) SMTP
12 7 (22.58%) ITIL
12 7 (22.58%) Windows

tcpdump
Co-occurring IT Skills in England 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 9 (29.03%) Apache
2 4 (12.90%) IIS
2 4 (12.90%) Tomcat
2 4 (12.90%) WebLogic
2 4 (12.90%) WebSphere
3 3 (9.68%) MQSeries
4 1 (3.23%) nginx
Cloud Services
1 4 (12.90%) Amazon AWS
Communications & Networking
1 23 (74.19%) Firewall
2 22 (70.97%) TCP/IP
3 18 (58.06%) Wireshark
4 16 (51.61%) IPsec
4 16 (51.61%) VPN
5 15 (48.39%) Network Security
6 14 (45.16%) Cisco ASA
6 14 (45.16%) MPLS
7 12 (38.71%) HTTP
8 10 (32.26%) DNS
8 10 (32.26%) snoop
9 9 (29.03%) BGP
9 9 (29.03%) Cisco Nexus
10 8 (25.81%) SMTP
11 7 (22.58%) NAS
12 6 (19.35%) VLAN
13 5 (16.13%) DHCP
13 5 (16.13%) LDAP
13 5 (16.13%) SSH
13 5 (16.13%) SSL
Database & Business Intelligence
1 3 (9.68%) NoSQL
2 2 (6.45%) Big Data
2 2 (6.45%) Hadoop
3 1 (3.23%) MongoDB
Development Applications
1 1 (3.23%) VSS/SourceSafe
General
1 9 (29.03%) Telecoms
2 4 (12.90%) Finance
Job Titles
1 17 (54.84%) Network Engineer
2 9 (29.03%) Network Security Engineer
2 9 (29.03%) Security Engineer
3 6 (19.35%) Telecoms Engineer
4 5 (16.13%) Cisco Engineer
4 5 (16.13%) Cisco Network Engineer
4 5 (16.13%) Cisco Security Engineer
4 5 (16.13%) Systems Engineer
4 5 (16.13%) Unix Engineer
5 4 (12.90%) Linux Engineer
5 4 (12.90%) Migration Engineer
5 4 (12.90%) Unix Systems Engineer
6 3 (9.68%) AWS Engineer
7 2 (6.45%) Analyst
7 2 (6.45%) Big Data Developer
7 2 (6.45%) Developer
7 2 (6.45%) Software Developer
7 2 (6.45%) Support Engineer
7 2 (6.45%) Unix Analyst
7 2 (6.45%) Windows Engineer
Libraries, Frameworks & Software Standards
1 4 (12.90%) .NET
1 4 (12.90%) J2EE
2 3 (9.68%) 802.1X
3 2 (6.45%) Apache Avro
3 2 (6.45%) Elastic Stack
3 2 (6.45%) Kafka
4 1 (3.23%) Regular Expression
Miscellaneous
1 12 (38.71%) Data Centre
2 7 (22.58%) Computer Science
3 6 (19.35%) Analytical Skills
4 4 (12.90%) EMC VMAX
5 2 (6.45%) iPad
6 1 (3.23%) Management Information System
6 1 (3.23%) Security Operations Centre
Operating Systems
1 14 (45.16%) Unix
2 12 (38.71%) Linux
3 7 (22.58%) Windows
4 6 (19.35%) Red Hat Enterprise Linux
5 4 (12.90%) Solaris
Processes & Methodologies
1 11 (35.48%) Agile Software Development
2 9 (29.03%) Network Design
3 7 (22.58%) Change Management
3 7 (22.58%) ITIL
3 7 (22.58%) Kalman Filter
3 7 (22.58%) Load Balancing
3 7 (22.58%) Open Source
3 7 (22.58%) Test Automation
4 6 (19.35%) Time Management
5 5 (16.13%) Migration
6 4 (12.90%) Change Control
7 3 (9.68%) Network Monitoring
8 2 (6.45%) Analytics
8 2 (6.45%) Capacity Planning
8 2 (6.45%) Creative Problem-Solving
8 2 (6.45%) Data Security
8 2 (6.45%) DevOps
8 2 (6.45%) Mentoring
8 2 (6.45%) Problem Management
8 2 (6.45%) Trend Analysis
Programming Languages
1 10 (32.26%) Java
2 8 (25.81%) Perl
3 6 (19.35%) Python
4 4 (12.90%) C
5 3 (9.68%) Shell Script
5 3 (9.68%) SQL
6 2 (6.45%) Bash Shell
7 1 (3.23%) PHP
7 1 (3.23%) Ruby
Qualifications
1 11 (35.48%) Degree
2 3 (9.68%) AWS Certification
3 1 (3.23%) CCIE
3 1 (3.23%) CCIE Security
3 1 (3.23%) CEH
3 1 (3.23%) Cisco Certification
3 1 (3.23%) CISSP
3 1 (3.23%) GCIA
3 1 (3.23%) GCIH
Quality Assurance & Compliance
1 1 (3.23%) QA
System Software
1 15 (48.39%) iptables
2 6 (19.35%) Active Directory
3 3 (9.68%) Samba
3 3 (9.68%) Virtual Machines
3 3 (9.68%) VMware Infrastructure
4 2 (6.45%) HDFS
Systems Management
1 9 (29.03%) SELinux
2 4 (12.90%) Backup Exec
2 4 (12.90%) NetBackup
3 3 (9.68%) Nagios
4 2 (6.45%) FortiGate
4 2 (6.45%) Grafana
4 2 (6.45%) Graphite
4 2 (6.45%) Icinga
4 2 (6.45%) Puppet
5 1 (3.23%) CSIRT
5 1 (3.23%) HAProxy
Vendors
1 14 (45.16%) Cisco
2 12 (38.71%) F5
3 7 (22.58%) HP
4 6 (19.35%) CheckPoint
4 6 (19.35%) Red Hat
5 5 (16.13%) Juniper
6 4 (12.90%) EMC
6 4 (12.90%) Oracle
6 4 (12.90%) Sun
6 4 (12.90%) Symantec
7 3 (9.68%) NetApp
7 3 (9.68%) VMware
8 2 (6.45%) Citrix
9 1 (3.23%) ArcSight
9 1 (3.23%) Empirix
9 1 (3.23%) Ericsson
9 1 (3.23%) Infoblox
9 1 (3.23%) Microsoft
9 1 (3.23%) Nokia