Computer Networks and Cyber Security


Computer Networks and Cyber Security Course - Dublin

At BFEI located at Blackrock village, Co.Dublin we offer a one year QQI Level 5, Certified Computer Networks and Cyber Security course.

"This is a very hands-on course." Matthew Shanley

"The facilities and equipment in BFEI are of a high standard." Jean Maltese

"I found this course to be a great stepping stone to the career I wished to pursue." Pierce Galligan

Are you interested in acquiring the skills to build and defend computer networks?

Are you looking for an alternative pathway to a degree in information technology?

Do you want to build a career in Ireland’s expanding computing industry?

The Computer Networks and Cyber Security course in BFEI will teach you how to build and configure computer networks, you will also acquire the skills to identify security threats and deploy appropriate mitigation strategies.

Are you a logical thinker? Are you interested in finding out how computer software works? Are you interested in a career in Ireland’s expanding computing industry? Are you looking for an alternative pathway to a degree in computer science? This computer science course may be the course for you. You will learn the fundamentals of computer science including computer programming, software development, software testing, web design and database design.

Career Opportunities

As a graduate of this course, you can pursue careers in the IT industry including:

• Technical Support Specialist

• Field Service Technician

• IT Security Technician

• Help-desk Technician

Course Structure

  • QQI (Computer Systems and Networks certificate):
    • Computer Systems Hardware. Understand, build and maintain computer systems.
    • Operating Systems. Install, configure, utilise and maintain computer operating systems.
    • Networking Essentials.  Support the operation of typical computer networks. Implement and maintain common network configurations.
    • Distributed Sytems. Learn the fundamentals of distributed systems and how they can be deployed.
    • Virtualisation. Participate in the implementation and maintenance of a virtualised computers and networks. 
    • Maths. Apply a range of mathematical skills and tools related to working with computer systems and networks.
    • Communications. Acquire the competence to communicate verbally and non-verbally in standard everyday tasks and in work-related tasks.
    • Work Experience. Participate in a workplace for a minimum of two weeks, carrying out work-related tasks independently and while under general direction. 
  • Cyber Security Essentials. Develop an understanding of cybercrime, security principles, technologies, and procedures used to defend networks. Certified by Cisco.
Core Elements
  • Course Code

  • CNS
  • Duration

  • 1 Year – full time September to May
  • Number of Places

  • 30
  • Number of contact hours per week

  • 25
  • Timetable contact

  • 5 days

"After completing my Leaving Certificate I was interested in studying IT. I applied for the CNS course and was accepted. The teachers on the course did their best to help me with any problems I encountered and with their help, I achieved a QQI level 5 award in Computer Networks. The facilities and equipment in BFEI are of a high standard and the people in the college are all very friendly. After finishing in BFEI, I was accepted on the Higher Certificate in Computing in Networking Technologies in the Institute of Technology in Blanchardstown. I highly recommend BFEI for anyone who wants to advance their education and career." Jean Maltese CNS graduate 2017


"After many years travelling, I decided to return to Ireland and enhance my education. After looking at various options, I applied for a place on the CNS course in BFEI, and I was accepted. I found the course to be a great stepping stone to the career I wished to pursue. It covered networks and IT security very well. When I finished I had multiple opportunities. I am currently wokring with a large organisation and receiving more training in IT security" Pierce Galligan, CNS graduate 2017

- Jean Maltese, CNS Graduate, 2017 -

Support Elements
  • In conjunction with FIT (Fast Track Into Information Technology), BFEI offers participants the opportunity to do practice interviews with industry specialists and prepare for possible internship placement in leading IT companies.
  • Career Advice and CV Preparation.
  • Office 365 Licences are provided free of charge for use on personal devices.
  • Students have the opportunity to complete the work placement in a location in Europe, in conjunction with Erasmus+.
Assessment and certification


Students may apply through the CAO system for entry to degree courses via the Higher Education Links Scheme. The following are some of the courses that can be applied for upon successful completion of the Computer Networks and IT Security course at BFEI:

  • Technological University Dublin (
    • Networking Technologies degree
    • BTech (Ord) Networking Technologies
    • Computer Science International
    • BTech, (Ord), Networking Technologies
    • Civil Engineering degree
    • Aviation Technology degree
    • Computer Science degree
  • University College Dublin (
    • Computer Science degree 
    • Arts

Entry to degree programmes is based upon a competitive assessment of results.

Further information on the Higher Education Links Scheme can be found on the following web pages:

Entry Requirements

  • Leaving Certificate

You must have achieved 5 passes or 5 O6/ H7s or a combination of 5 O6/H7s or have achieved the LCA with a Merit profile, or have achieved a full relevant QQI Level 4 Award.

  • Mature Applicants

Mature applicants (aged 21 and over) and other applicants without the formal entry requirements will be assessed individually for suitability.

Advisory Meeting

Applicants will be invited to attend an advisory meeting to offer guidance and to ensure course suitability. Information on course costs and the registration/induction process will also be provided at this meeting. 

Places will be offered, on a first come basis, subject to the applicant meeting the entry requirements and subject to a place being available. 


It is free to apply to a course in BFEI, once you decide to accept an offer of a place you are required to pay an acceptance fee of €40. At course commencement, students are required to pay for books (€50), QQI exams (€50*), PLC Government Levy (€200*), and a Student Services fee (€150).

Students from outside the EU may be required to pay additional fees.

* Medical card holders, SUSI grant recipients, VTOS, and BTEA students are exempt from QQI exams fees and the PLC Government levy.


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