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Careers at Seriun

We have been a Managed Service Provider of ICT solutions since 2003. Our expertise lies within IT support, bespoke software development and telecommunication solutions, for small and medium businesses.

We pride ourselves on delivering the highest level of service to both large and small clients, which is what keeps them coming back. We are renowned for going beyond expectation and really delighting our customers, and in turn their customers.

It’s our mission to provide solutions with impeccable service that make a significant difference to operational efficiency and service levels, which ultimately help drive down costs and increase revenues.

Take the next step in your career and join our dynamic team of professionals in a fast growing company.


Being part of the Seriun team

Our people are the most important asset we have, so we believe in looking after them as best we can.

We have an engagement policy in place with lots of perks and benefits, including:

  • Tools to get the job done – A new high-spec Dell laptop and mobile phone expenses
  • Cashback Healthcare Plan
  • Career and personal development
  • Annual away day for feedback and positive change
  • Fun CSR activities, friendly environment and relaxed workplace
  • Social days/evenings out and the Seriun festival (coming soon)
  • Hot lunch on the last Friday of every month, with a catered-for style lunch every quarter
  • Xmas parties (which are on another level!)
  • Weekly fruit basket, tea, coffee and fruit juice provided
  • Inpowa – employee reward system – prizes for the great work you do
  • Annual incremental holidays (maximum of 5 extra days after 3 years’ service)
  • Ability to purchase holidays
  • Long service rewards and awards
  • Pension Scheme
  • Career Progression policy of internal recruitment over external

3rd Line Engineer

Location: This role is based at our Barrowford office but will have a flexible working option after probation based on the company flexible working policy.

This is an opportunity for a dynamic Senior Service Desk or 3rd Line Engineer to join a fast growing IT Managed Service Provider. The role will be based within our Service Desk reporting to our Service Desk Manager, working on tickets and directly assisting customers.

Initially office-based with scope to work on-site through site visits, assisting with project work and prescheduled onsite maintenance days. This will also progress into assisting the project team with project delivery.

Due to expected growth within the business, the suitable candidate will progress into standalone project work in the future. We take a proactive view on progressing employees careers and don’t restrict Service Desk Engineers purely to ticket work.


  • Resolving customer issues via a ticketing system, phone and email
  • Detailed and complex tickets that have been escalated from the Service Desk
  • Supporting Service Desk Engineers and providing knowledge transfer where required
  • Ability to work free standing and proactively look for opportunities to provide better service to the customer base
  • Working with customers on complex issues that require attention to detail and a high level of customer service understanding
  • Working to Service Level Agreements
  • Working on complex alert and monitoring tickets to proactively prevent downtime
  • Switching configurations and troubleshooting including Cisco, Meraki, HP
  • Firewalls and Router configurations and troubleshooting including Meraki


  • 3-5 years proven experience as a 3CX Technical Engineer or a similar role
  • In-depth knowledge of 3CX phone systems, including installation, configuration, and maintenance
  • Strong understanding of SIP and VoIP protocols
  • Proficiency in networking concepts and VoIP problem solving
  • Familiarity with Windows Server environments and virtualisation technologies
  • Excellent problem-solving skills and the ability to diagnose and resolve complex technical issues
  • Effective communication and interpersonal skills, with the ability to work with both technical and non-technical stakeholders
  • Strong organisational skills and the ability to manage multiple projects simultaneously
  • Relevant certifications such as 3CX Certified Engineer or equivalent
  • A valid UK driving licence


Please send your CV to: careers@seriun.co.uk



More career postings coming soon…