Security Systems Administrator

Company Description:

Generally accepted to be Europe’s fastest growing telecoms provider, Interoute owns and operates Europe’s most advanced and densely connected voice and data network. It delivers intelligent, customer-controlled network services to a diverse range of businesses including mobile operators, service providers and enterprise customers. Unencumbered by debt, and with established operations throughout mainland Europe and North America, Interoute also owns and operates dense city networks throughout Europe’s major business centres 

The Public Sector Information Security Services Group is a dedicated team designed to meet the needs of Public Sector, Local Government, Central Government and Military organisations around Europe.

 

 

Project Description:

This role is based within the Public Sector Information Security Services group. A number of projects have resulted in a large and complex security system being built into the infrastructure of Interoute’s network. 

The system fulfils:

  • EU data retention functions
  • Internet mal-ware and hacking stats
  • Volume billing enhancements
  • And other governance elements

 

Responsibilities/ Main Duties:

Main functions of the role are: 

System administration

The platform (s) are all based on Linux. The successful candidate will be responsible for  maintaining this.  This will include:

  • All general maintenance
  • Developing a standard baseline that can be deployed remotely
  • Backup and restore procedures
  • Security monitoring    

 

Maintaining the security infrastructure

Main functions of the role are: The systems comprises of a number of IDS/IPS technologies ( snort, barnyard and RealSecure) and other security devices such as Radius servers and PIX firewalls.  These need to be maintained and deployed as the system expands.

The systems also include a bespoke SIM/mediation engine. 

These will need to be maintained by the successful candidate.

 

 

 

Knowledge/ Experience required:


 

Experience in  these areas is mandatory:

  1. Unix administration and Linux (fedora and redhat)
  2. Snort and Barnyard plus other supporting tools
  3. PERL and Shell Script programming 

 

The following is desirable:

4.  ISS RealSecure and Proventia IDS appliances

5.  Cisco PIX Firewalls

6.  AFICK or Tripwire 

7. Cryptocard or other Token authentication

8. Oracle    

 

The following general experience is required:

  • 3years (min)  experience working in Information Security
  • Good knowledge of security practices
  • Experience in incident handling
  • First hand experience of working in a services environment
  • SSCP, CISSP or GIAC security qualification (GCIA/GIPS) 
  • Security Cleared  SC or DV DV – or capable of being security cleared to DV

 

 

Person Specification: 
  • Good communicator
  • Customer facing
  • Calm under pressure
  • Ability to plan own time and deliver to tight timescales
 

 

Language(s): English essential

 

 


 


Reference:
7140UK
Location:
London
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