Senior Network Engineer

Senior Network Engineer

Location: Hybrid / Remote

The Company  

Founded in Ireland in 2010, Cased Dimensions has a rich history spanning a full decade of delivering software, consultancy, and IT Managed Services; we have a strong track record with government and commercial companies across the world. The business has its origins in building software that enables process automation – primarily in conjunction with Microsoft’s off-the-shelf suites of products, but increasingly interfacing with data and workflows in other application suites.

Over time, Cased Dimensions has expanded into IT Managed Services including running significant government environments since 2014. The company has people in the UK (including a customer service centre in Northern Ireland), Ireland, the Philippines, and the USA.

Job Title 

Senior Network Engineer

Responsible to  

Service Delivery Lead

The Role 

Cased Dimensions Ltd are currently seeking suitable candidates for a Senior Network Engineer. The position will support the Company’s internal and client Networks in addition to providing escalation support as and when required. This is a highly specialised technical role within the Service Department and is responsible for providing networking design and support. Our organisation has gone through rapid growth over the last 36 months attracting top talent to work on our innovative Microsoft automation solutions, from .NET developers to specialist infrastructure engineers, the standard has been exceptional. We are the only provider of automation solutions for Microsoft across Europe.

Main Duties and Responsibilities

  • Provide consultancy to the business for network infrastructure changes or projects, including the design and implementation of new solutions
  • Support of multiple network environments both internally and for external clients
  • Undertake 2nd and 3rd line network fault investigations including analysis, resolution and updating or producing documentation
  • Review and complete moves, additions, and changes to the network infrastructure in line with the customer’s requirements
  • Establish and administrate network monitoring and alerting
  • Produce method statements in line with required change control procedures to support changes to the network infrastructure
  • Support and administer the firewall environments in line with IT Security Policy including changes to rule sets, IPS administration and VPN configuration and troubleshooting
  • Perform upgrades to the network infrastructure to latest stable firmware release
  • Perform ad-hoc traffic analysis to help identify causes of IT system issues and produce reports that present and explain the information collected
  • Produce and maintain design, support, commissioning, and installation documentation
  • Act as our IT Security Officer providing input and guidance to ensure we obtain and maintain ISO certifications

Knowledge and Qualifications Required

  • 3 years + experience of providing IT support services or equivalent experience of customer facing technical services
  • Experience in multi-vendor networks such as Cisco and Fortinet
  • Knowledge of WAN, LAN, Wi-Fi, VPN, Layer 2, Layer 3 Routing
  • CCNP (Cisco Certified Network Professional) or a person close to CCNP status
  • Firewall Appliance Administration
  • Experience of network monitoring tools such as PTRG and SolarWinds
  • Previous experience of network analysis and migrations
  • Administration and Implementation of Cisco ASA, Checkpoint and FortiGate firewalls
  • 2nd/3rd line support – data networks and Microsoft server technologies
  • A fundamental technical understanding of Microsoft Technologies including Server 2008/2012, Active Directory and Exchange
  • Knowledge of ITIL best practice
  • Knowledge of Azure cloud solutions

Additional Information

As this role requires access to a high level of confidential information security checks will be completed at induction.


Training on products and services will be provided, however, employees are expected to consistently keep abreast of new developments, which would impact on his/her/their areas of responsibility. Personal training in relation to job description will be given as part of the company’s overall personnel development programme.

Conditions of Employment

The salary and benefits for this position will be determined according to the experience of the person appointed. 

General Guidance

The nominal working week is 37.5 hours, although a degree of flexibility is both offered and expected. In specific circumstances there may be a requirement to work additional hours. Annual holidays are 21 days plus 8 statutory holidays. Cased Dimensions is an Equal Opportunities Employer.

Cased Dimensions is an equal opportunities Employer

How can we help?

With our expert people and market leading services, we help you to get more from your technology. This leaves you to concentrate on what you do best, knowing that your business is future proofed, and your investments are protected.


With our expert people and market leading services, we help you to get more from your technology. This leaves you to concentrate on what you do best, knowing that your business is future proofed, and your investments are protected.