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Senior Network Engineer

Job Reference: 17170SR3

Salary: £55000 - £65000 Per Annum excellent benefits

Salary per: Annum

Job Duration: Permanent

Vacancy Posted: 20-07-2020

Contract Type: Permanent

Location: England, Greater London, London

Network Engineer

We are currently seeking a Senior Network Engineer for a Global client with a passionate & dedicated team based in an easily accessible part of London. The Network Engineer will be required to support the smooth and efficient operation of their Global Network.

Strong technical skills for troubleshooting and problem analysis is required, along with the ability to clearly communicate the results of problem analysis to business stakeholders, IT support teams, and network providers to quickly and effectively resolve operational issues. This position requires proven network support experience in a global network environment. This includes a working knowledge in network technologies, LAN/WAN/Wireless technologies, VOIP and Collaboration Solutions, remote access solutions, network security, identity management, DNS, DHCP, network performance analysis and capacity planning, and experience with network monitoring tools.

The Senior Network engineer will be required to participate in on-call rota which will include occasional out of standard business hours work.

Role requirements:

* Diagnose and solve problems by providing technical knowledge, frequently under time constraints and business pressure
* Provide detailed network performance analysis for application traffic
* Support firewalls and the remote access environment, including client VPN
* Conduct maintenance and patching of the operational environment with appropriate testing
* Provide Wide Area Network reliability, availability, and performance reporting
* Maintain and implement high quality operational standards, processes and procedures
* Work with network vendors and global/regional IT groups to resolve problems compliant with SLAs
* Support of the Design and Build teams for large projects
* Assist in the implementation of new networks and upgrades while ensuring they are compliant to organisational standards
* Build partnerships and trust with other information technology areas, vendor technical staffs, and customers in the business units

Technical requirements:

* Proven track record of providing WAN & LAN support in diverse environments

* Basic understanding of Network Automation tools and methodologies (Puppet, Chef, Ansible)
* Remote Access solutions (client VPN, small office VPN, business to business VPN)
* Network security (firewalls and security monitoring)
* Public and private DNS (Microsoft/AWS Route 53), DHCP
* Identity Management (Active Directory, ADFS, Azure AD, 2 Factor Auth, TACACS, Cisco ACS, Radius, PEAP)

* Cisco Certification (CCNP or equivalent)
* Able to demonstrate a working knowledge, understanding, and experience with the following:

* Network infrastructure (WAN, MAN, LAN, Wi-Fi, QoS for Data, Voice, and Video)
* Network protocols (IP, OSPF, BGP, RIP, IPSec, etc.)
* MPLS / VPN / Hybrid WAN / SD-WAN / Metro Networks / leased lines
* Network Hardware (Cisco routers and switches, cabling, Palo Alto firewalls)
* Deep understanding and experience with network configuration related to Cloud Providers such as AWS, Azure, and GCP

* Ability to code in common scripting language, Python preferred
* Network performance analysis and reporting

* Network Monitoring & troubleshooting (PRTG, Nagios, MRTG, Wireshark, NetFlow, Riverbed Profiler, SNMP)

* VOIP and Collaboration Systems (Skype for Business, Teams, Slack, Avaya)
* Operating systems: Microsoft (Server and Desktop), Mac OS X, Linux
* Microsoft Office 365 & Visio Professional

* Experience developing and following Incident, Change, and Problem Management processes within an ITIL based framework
* Understanding of basic Dev/Ops methodologies including sprints, scrums, and workflows


* International experience is beneficial, additional languages a plus
* ITIL Foundation Certification or equivalent strongly desired

Benefits include:

* Group Personal Pension Scheme
* Private Medical Insurance
* 25 paid days of annual leave
* Interest Free Season Ticket Loan
* Holiday Purchase scheme
* Dental and Travel Insurance options
* Cycle to Work Scheme
* Salary Sacrifice Cars
* Subsidised Gym Membership

Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted.

Proactive Appointments Limited operates as an employment agency and employment business and is an equal opportunities organisation

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Proactive Appointments Limited take our obligations to protect your personal data very seriously. Any information you provide to us as part of your application for this vacancy will only be processed as detailed in our Privacy Notice. If you have any questions or would like further information please email

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