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Application Support System Engineer Expert

Application Support System Engineer Expert

Hybrid

Brussels, Belgium

Freelance

12-03-2025

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Job Specifications

Job Description

Looking for a change? New challenges?

Want to boost your career in a Application Support System Engineer Expert role? Join our Local Managed Staffing team at NRB!

The NRB Group, now a leader in Belgium's ICT sector, offers a wide range of IT services to meet all your IT needs, from Infrastructure & Cloud to Software Development, Consultancy & Managed Staffing.

Find out more here.

Assist on server architecture for deployment of new applications and middleware: analyze requirements, design new (or changes to) architecture, test and PoC, create implementation project and work with teamlead in deploying it;
Challenge requirements versus security and manageability reasons;
Interface with (mainly IT) clients concerning area of expertise;
Third-line troubleshooting of complex issues.
Assist on day to day operational tasks like deploy and update all in-house developed applications in acceptance & production environments (mostly Windows IIS & SQL based);
Configuration of F5 load balancing VIPs for web applications
System administration of the supporting core applications: RabbitMQ, Redis Cache and other shared technologies – knowledge of these products is a nice to have;
Enforcement and monitoring of security guidelines and standards;
Monitoring, change and patch management of the environment;
Ensure optimal 2nd/3rd level (interface to Microsoft and other 3rd parties) support;
Keep operating and installation documentation for the above areas up to date;
Be part of the duty role (24/7, 1 in 6 weeks) in this team.

Requirements:

Proven experience in supporting Applications on Linux Redhat (deploy an application, verify logs, monitor health and performance of a system, create scripts)
Proven recent expert experience with Windows Server (2012-2019) (>10 years);
Must be natively French or Dutch speaking, able to speak and understand the other language – English mandatory for documents and international meetings, German is a plus;
Must have a driver license and car (required for the duty role)
Must be available for duty role
Proven knowledge of IIS management and web site deployment
Broad IT knowledge covering networking, security, end user, ITIL concepts.
Knowledge of Powershell
Knowledge of MS-SQL, MongoDB, RabbitMQ, NEO4J or Redis Cache is a plus (on the job coaching/training as operator will be provided in missing knowledge);
Understanding of firewalls and network load balancing concepts (product knowledge will be provided)
Team player, but able to work independently;
Strong planning and organizational skills;
Analytical skills for both architectural and troubleshooting work;
Pragmatic mindset and customer minded;
Presentation skills, Visio drawing skills;
Must be able and eager to learn new products or technologies (if not all of the above technologies are known, it is expected to learn them within a year maximum);

OUR OFFER

Contractual flexibility, a permanent contract or a freelance assignment;
Flexible working hours with the possibility of teleworking (1 to 3 days a week);
A team of enthusiastic, professional and talented colleagues in a good mood and atmosphere;
Personalized career coaching to support your development;
A company with a pleasant, dynamic and innovative working atmosphere.

About the Company

In 2023, The NRB Group realised total revenues of €577.5 million, employing over 3,670 collaborators. This positions the Group amongst the top 3 of the ICT sector in Belgium. NRB offers a complete range of ICT services in four areas: consultancy, software, infrastructure & cloud services and managed staffing. NRB disposes of state of the art datacenters at two geo-resilient sites in Belgium. Whereas NRB focuses on specific sectors such as the public and social sector, the sector of energy & utilities, the financial service... Know more