Sr. System & Network Engineer

Fulltime - 40 hours
location Leiden, The Netherlands

Flex IT is the market leader in Circular IT hardware and is growing rapidly in the European market. Here is the perfect opportunity to contribute to that growth as a Senior System & Network Engineer.


Kyon Adriaans

IT Recruiter

As a Senior System & Network Engineer, you will be the team lead for the IT Infrastructure team. Together with your team you will upgrade our current infrastructure to obtain the best possible situation regarding performance and security. You will be based at our headquarters in Leiden, but you will also be providing solutions for all our offices abroad.

Tasks & Responsibilities

This is dynamic role with varied tasks, but your activities will among other things include:

  • Lead the infrastructure team (3).
  • Contribute to the overall IT strategy of the company.
  • Build Azure infrastructure and prepare the infrastructure for mobile apps.
  • Get in charge of technical support, make shadow IT redundant, standardize Wi-Fi at all offices and separate warehouse and office networks.
  • Upgrade our networks and servers (e.g. VMware, MS servers).
  • Increase performance and stability on imaging servers in the warehouse.
  • Review and renew network set-ups of remote offices.
  • Analyze and improve security.

Skills & Competences

There is not a set route to become a great Senior System & Network engineer at FlexIT, but to be successful in this role, you should recognize yourself in this profile:

  • Bachelor’s or Master’s degree in IT and at least 5 years of relevant experience.
  • Experience with VOIP, WAN, LAN, VLAN, WLAN, QoS, DHCP, DNS, Radius, and glass fiber technology.
  • Experience with Fortigate, Meraki, Aruba switches, and VMware ESXi.
  • Experience with MS systems.
  • Cloud experience, preferably Azure.
  • Experienced in creating backups, restores, and server updates.
  • Extensive knowledge of network security.
  • Certification (CCNA, CCNP, MCSA, MCSE, and ITIL) is considered a plus.
  • Communicative, analytical, flexible, hands-on, and a team player.
  • People management and coordination skills.

What we offer

  • A truly dynamic, no-nonsense environment, where a bit of initiative and a self-starting attitude gets you everywhere;
  • A platform where your thoughts and ideas (coupled with a bit of elbow-grease) are appreciated and heard;
  • In addition to your salary, we offer a profit-sharing scheme, pension scheme, travel reimbursement, laptop, employee discounts, and 27 days of annual leave.

Our vision at Flex IT is to live and breathe circular. At the end of the day this keeps money in our customers’ pockets and our planet healthier.

apply now!

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