Maximize your impact

About the Challenge

As a security engineer at Telenet Business, you are the technical point of contact for our clients. They turn to you for the day-to-day management of their security infrastructure. What does that entail?

  • You are fully responsible for resolving incidents from start to finish (analyzing, researching, testing, documenting, and implementing the final solution).
  • You collaborate closely with the international support teams of our vendors (Check Point, Palo Alto, Infoblox, F5, etc.).
  • You implement operational changes.
  • You provide advice to our clients regarding the management of their security infrastructure.
  • You ensure accurate documentation of your actions and interactions with various internal and external parties.


Your skills

Our Ideal Security Engineer ... is an excellent communicator who collaborates smoothly and enjoys learning new things. You have an adaptable mindset and prioritize the customer. You're eager to dive into cybersecurity and possess analytical and problem-solving skills. You can express yourself fluently in Dutch and English. Furthermore, you have:

  • Knowledge and interest in network security and infrastructure.
  • Knowledge and experience with one or more of the following vendors: Check Point, Palo Alto, F5, Infoblox. Certification is a plus.
  • Willingness and motivation to continue developing yourself in networking and security.

Our offer

Exellys isn’t your typical recruiting or consulting agency, we’re a different breed. We are a tech talent incubator, which is every bit as cool as it sounds. Here’s what you can expect from us:

• You’ll join an awesome community and enter one of our Smart Programs, based on where you are in your career and where you want to go. Did we mention you’ll get a personal coach as well?

• Next to a generous monthly salary, you'll receive a company car or a flexible mobility budget and tons of other benefits (pension, daily compensations, etc.)

• You’ll spend most of the time at (y)our client’s, except for regular Exellys trainings, fun events, tribe meet-ups, after works, knowledge sharing sessions, etc.

• After two years of coaching and upskilling from Exellys, you’ll get the opportunity to join (y)our client’s organization as an internal employee. Or if you prefer to stay with us, you could explore our follow-up Smart Programs as well.

Company insights

More about this organisation

At Telenet Business, we prioritize our business clients. We swing open the digital door wide for companies, organizations, and governments, enabling them to stay one step ahead of their competitors. This way, they make the most out of online meetings, secure the best deals from behind their screens, and remain reachable anytime, anywhere. We achieve this with a skilled team and an equally impressive range of services – from internet and digital TV to mobile and landline telephony. Additionally, we offer digital solutions in IT, hosting, camera surveillance, building control, and more. We do a lot, but with you as a security engineer, we can do that extra bit more!

Next steps


  • Apply now
    We'll get back to you asap
  • Ace a phone call
    Don't worry, this won’t take long
  • Show your skills
    A series of technical tests based on your expertise
  • Convince us
    You can expect one duo interview
  • Sign the contract
    Welcome and congratulations!

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