Senior Network and Infrastructure Administrator

Reaction Engines is seeking a Senior Network and Infrastructure Administrator to join a busy IT department working with the latest equipment and systems in a close knit team. The successful candidate will support users on both hardware and software applications as well as the IT infrastructure servers and network devices. Working with both physical and virtual systems the post-holder will be provided the ability to stretch their knowledge as well as enhance and gain new knowledge on the latest technology. The role will suit a skilled IT professional with experience of both servers and network switches looking for the opportunity to expand their experience technically especially in advanced networking and next generation firewalls.

Key Responsibilities and Accountabilities

·         Design & implement secure LAN & WAN networks

·         Support LAN and WAN networks including VPN

·         Provide 1st, 2nd & 3rd line  IT support to all REL users, including remote sites

·         Support end users on IT Systems within agreed SLAs

·         Provide solution(s)/work around(s) to incidents and problems

·         Provide exceptional Service support to the business

·         Work with a variety of business and technical teams to enhance service

·         Contribute to creation and improvement of polices, processes and procedures

·         Prioritising and managing several open cases and mini projects at one time

·         Work on larger projects in both networking and infrastructure, providing input on requirement, design and implementation

·         Secure, support & implement hardware and software and ongoing upgrades/updates

·         Setup & maintain Windows Desktops and Windows Servers (2012R2, 2016 virtual and physical)

·         Maintenance and monitoring of IT systems

·         Liaise with suppliers and ensure stock levels of key IT equipment

·         Setup and maintain PC Builds and deployment

·         Administer active directory (new users, leavers etc.)

·         Support devices such as IP phones, printers

·         Ordering, Returns, Warranty claims

·         Create and maintain IT documentation as required

·         Undertake specialist projects as required

·         Develop and deliver user training (Inductions, Workshops etc.)

·         Gather and produce reports on IT systems

·         Asset management (stock/inventory)

·         Microsoft Exchange administration

·         Administer backups and restores

·         Management of network switches and firewalls


·         At least 5 years’ experience in a similar role

·         Full, clean UK driver’s licence

·         Cisco CCNA (required) & CCNP (desirable) Routing and Switching

·         CompTIA, CCENT or similar

·         MCSE/MCSA

·         ITIL v3 (desirable)

Knowledge and Experience

·         Continuous Improvement

·         ITIL v3 (desirable)

·         Cyber security

·         Networking

·         PC/User Support

·         Working with hardware and software vendors

·         Good working knowledge Windows networking principles and network security best practices

·         Desktop hardware

·         Experience working on a service/helpdesk

·         Windows 7/8/10

·         Administration of Server 2012 R2, Server 2016 (desirable)

·         Active Directory, Group Policy, DNS, DHCP, SCCM

·         Anti-Virus software (McAfee or other leading vendor)

·         Linux (desirable)

·         Desktop Imaging/Computer builds

·         Software deployment

·         Support of software (e.g. Microsoft Office)

·         Experience with Cisco Layer 2 and layer 3 switches

·         Experience with Cisco firewalls

·         Experience with next gen firewalls

·         SQL


·         Windows Desktop 7/8/10

·         Windows Server 2012 R2, 2016

·         Mentoring staff

·         Active Directory

·         Desktop Imaging/Computer builds

·         Support of software (e.g. Microsoft Office)

Skills and Behaviours

·         Communicate effectively at all levels within the business

·         Prioritise issues

·         Meet deadlines and manage conflicting priorities

·         Work on own initiative

·         Excellent verbal and written communication skills

·         Management

·         Planning

·         ITIL Processes

·         Resource Management

·         Leadership

·         Mentor

·         Prioritise/Manage conflicting priorities

·         Adaptable

·         Good time keeping

·         Practical approach to problem solving

·         Flexible and proactive approach in order to get work done

·         Motivated to deliver excellent customer service

·         Discretion to manage confidential data

·         Ability to work own initiative or in a team

·         Willing to go the extra mile

·         A keen interest in IT and keeping pace with new and developing technologies

·         Proactive approach to learning and developing knowledge and skills

·         Excellent attention to detail

·         Ability to remain calm and focussed in a high pressure situation

Demonstrates behaviours consistent with Reaction Engines’ core values: 

·         Commitment

·         Innovation

·         Trust

·         Quality

·         Teamwork

This is a permanent position but we are also accepting applications from contractors. 

Please send your Curriculum Vitae and Covering Letter to quoting reference number 188/2018.

Competitive Salary. 

Closing date 06/01/19. 

Please include the following details in your email application for export control purposes, please note that if this information is not included, we will not be able to proceed with your application

  • Current notice period 

  • Nationality (including any dual nationalities)

  • Place of Birth

  • Citizenships (including ones that are no longer held)

  • Countries where Permanent residencies are held

  • Salary/rate expectation

For all successful candidates, Reaction Engines will undertake background security checks. As part of this, we will need to confirm your identity, employment history and address history to cover the past five years as well as your nationality, immigration status and criminal record.


Back to Vacancies