System Administrator Analyst

Keystone Solutions; Sint-Andries; On-site; EUR 50,000 - 75,000; Full time

Job summary

Keystone Solutions seeks a System Administrator/Analyst for a client-site consultancy role within the ICT department. You will join a team of system administrators and analysts, focusing on the technical management of the ICT infrastructure under Keystone Solutions’ consultancy model.

You will handle data center operations, network security, virtualization, disaster recovery, and ongoing maintenance while collaborating with internal staff and external installers.

Qualifications

• Specialized competencies in the required areas.

Responsibilities

• Manage the ICT infrastructure focusing on data center, data communication, and security.
• Configure data communication devices: routers, switches, load balancers, firewalls.
• Handle TCP/IP, IPv4/6, L2/3 switching & routing, VLANs, BGP, VRRP.
• Manage LDAP/Radius/Tacacs, VoIP, SIP, PoE.
• Monitor and improve network security; antimalware and intrusion detection.
• Maintain residual network segmentation (internal and external sides).
• Administer network and IoT networks, wired and wireless.
• Oversee VPN access management; data center compute/storage.
• Virtualization, disaster recovery, business continuity.

Skills

Azure

Cyber Security

Firewall

ITIL

MS SQL Server

Storage

Switching

TCP/IP

VMWARE

Windows Server

Job description

Mission Overview:

We are seeking a System Administrator/Analyst for a consultancy mission at a client site, representing Keystone Solutions. In this role, you will be part of the ICT department, focusing on the technical management of the ICT infrastructure. You will work alongside other system administrators and analysts, reporting to the section head. Your responsibilities will be carried out under Keystone Solutions' consultancy model.

Key Responsibilities:

• Manage the ICT infrastructure with a focus on data center, data communication, and security.
• Configuration of data communication devices: routers, switches, load balancers, firewalls.
• TCP/IP, IPv4/6, L2/3 switching & routing, VLANs, BGP, VRRP.
• LDAP/Radius/Tacacs, VoIP, SIP, PoE.
• Manage, monitor, and improve network security.
• Antimalware and intrusion detection.
• Manage and maintain the segmented network, including internal and external (provider) sides.
• Administrative network and IoT network, wired (copper/fiber) and wireless.
• VPN access management.
• Data center management (compute & storage).
• Virtualization (servers/desktops), disaster recovery, business continuity.
• Backup, restore, replication, NAS/SAN.
• Advise on cloud and XaaS systems.
• Conceptualize sustainable solutions in ICT architecture.
• Follow up and execute installations and planned maintenance during the monthly maintenance window.
• Collaborate with and guide internal ICT staff and external installers/suppliers.
• Set up and guide POCs for investigating new solutions to be implemented.
• Resolve complex incidents/problems/changes.
• Monitor and optimize ITIL processes: problem management, change management.
• Keep CI’s and CMDB up-to-date for the assets under your management.
• General monitoring of the ICT infrastructure: analysis, capacity control, management, and planning.
• Document processes and systems under your management.

Profile Requirements:

• Specialized competencies in the required areas.

Why Join Keystone Solutions:

• Consultancy Nature: Focus on on-site work and the consultant identity.
• Dynamic Projects: Engage in diverse challenges across various client environments.
• Turbo-Charged Learning: Experience professional development and broad learning opportunities.
• Skyrocketing Ambition: Commitment to career growth within our framework.
• Values: Being a "K-Stone" means bringing core values to every engagement.

Duration:

As soon as possible - 25/12/2027 14 months (full time)

Skills required:

• Azure - Level: Nice to have - Most recent: Any time
• Cyber Security - Level: Advanced - Most recent: Any time
• Firewall - Level: Advanced - Most recent: Any time
• ITIL - Level: Beginner - Most recent: Any time
• MS SQL Server - Level: Nice to have - Most recent: Any time
• Storage - Level: Advanced - Most recent: Any time
• Switching - Level: Advanced - Most recent: Any time
• TCP/IP - Level: Advanced - Most recent: Any time
• VMWARE - Level: Advanced - Most recent: Any time
• Windows Server - Level: Advanced - Most recent: Any time

Language requirements:

Dutch
Level Native or bilingual proficiency
English
Level Professional working proficiency