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Senior Security Administrator
Confirmed live in the last 24 hours
Locations
London, UK
Experience Level
Entry
Junior
Mid
Senior
Expert
Desired Skills
Linux/Unix
Operating Systems
Communications
TCP/IP
Requirements
  • CISSP certification and/or 5+ years of experience in a senior information security administrator role for medium to large size companies with a complex network environment
  • Strong knowledge of Unix/Linux operating systems
  • In-depth knowledge of Microsoft Windows operating system and related technologies, including Active Directory, domain controllers, Group Policies, Exchange and MSSQL
  • Strong understanding of TCP/IP networking and firewalls
  • Strong knowledge of intrusion detection and prevention systems (IDP)
  • Experience with vulnerability scanning tools, such as Nessus
  • Experience with security tools such as Metasploit, Wireshark and/or other enterprise security and network tools
  • Experience maintaining and supporting enterprise class SIEM software
  • Ability to research and maintain proficiency in software, tools, techniques, countermeasures, and trends in information security, network vulnerabilities and encryption
  • Ability to communicate diplomatically and effectively at all levels of the organization with all classifications, including the very technical
  • Solid problem solving skills
  • Ability to multitask
  • Excellent verbal and written communication skills
  • Availability after hours for escalations
Responsibilities
  • Work closely with company leadership in the implementation, maintenance, and support of enterprise class security software
  • Work closely with the operations teams on the implementation and support of security systems and hardening of Global Relay infrastructure
  • Work closely with the development teams on the deployment of specialized security components that are integrated to Global Relay's customer-facing products
  • Participate and contribute in the security of Global Relay's software throughout its life cycle starting at the design phase, through to post deployment and support
  • Lead the design and implementation of Global Relay's security tools and processes, including risk assessment, infrastructure and application log analysis, monitoring, and vulnerability detection, assessment, and mitigation
  • Participate in escalated security incident response activities
  • Participate in the design and maintenance of Global Relay's security policies and procedures
  • Assist with Global Relay security audits
  • Assist in the enforcement of security policies
  • Coach and mentor other members of the Information Security team
  • Provide oversight of firewall management, and act as the approval point for firewall changes
Global Relay

501-1,000 employees

Compliant electronic communications platform