Five or more years related experience as a Senior Network Engineer or Network Administrator
Experience with Cisco IOS Extreme XOS and other router/switch/firewall operating systems
Strong Linux based system administration background (especially virtualisation containerisation and cloud platforms)
Understanding of switching services such as (but not limited to) STP VLAN QinQ COS Switch Stacking LACP and RSPAN.
Based on your designs deliver customer solutions to agreed timescales quality and budget operating with a high degree of technical autonomy and selfadministered technical project management.
Deep working knowledge of networking principles and technologies ideally with specific experience of core internet routing technologies and associated infrastructure
Knowledge of scripting languages (ideally Python/Bash)
Professional certification is advantageous (e.g. CCNA CCNP CCDP CCIE or equivalent) however industry experience is also considered
Designing Service Provider networks utilising BGP VXLAN/EVPN OSPF VRF MPLS etc.
Indepth understanding of communication protocols with advanced knowledge of Layer 2 and Layer 3 technologies
Experience of opensource log analysis configuration management and monitoring tools (e.g. ELK Graylog Ansible Rancid Nagios Icinga etc.)
Experience with network security and implement MANRS best practices according to standard
Responsibilities:
Design deploy support and maintain core network for Internet hosting business and support functions (office VPN etc.)
Thorough knowledge of IT infrastructure TCP/IP networking and information system security principles practices and technologies.
Research and analyse new network technologies as well as write proposals for upgrades of network infrastructure
Good analytical skills with the ability to document and present highly technical information in a coherent and informative manner
A passion for writing documentation and training other staff on operating platforms after they have been implemented
Work with wider sysadmin team on integrating network functions into service offering
Demonstrable; indepth technical expertise within an ICT environment consisting of extensive handson support and management of network infrastructure including routers switches firewalls load balancers and other related devices.
Monitor network performance and integrity with appropriate escalation paths set up
Thirdtier support of network issues
Automate network tasks and monitor their effectiveness; maintain technical documentation
Coach train and mentor team members on networking topics
Architecting deploying maintaining and scaling platforms
Create oversee and test network security measures
Write and implement networking protocols companywide and within department policies and procedures
Suggest improvements to network performance capacity and scalability
Participate in business continuity and disaster recovery infrastructure planning building and testing
Participate in the design engineering and delivery of IT projects
Be part of and support the wider system administrator team
Experience with containerization
Experience in automating with ansible other tools
Experience in administering and automating highly available Linuxbased platforms preferably in a virtualised environment
Proven ability and interest in picking up new technologies quickly leading evaluations and providing suggestions of key technologies to base future development around
An ability to explain and articulate technical detail clearly to technical management and developers
Experience with coding ideally backend services in PHP Python reasonable understanding of web technologies
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