Chief Technician – Virtual Infrastructure

Spektrum Group

. Support, contribute to, develop, and manage Infrastructure as a Service (IaaS) and related Microsoft and Linux systems across their lifecycle .

Posted 11/4/2026contractMons • BelgiumLead💰 €57 - €76 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing Infrastructure as a Service (IaaS) across various environments, including on-premises and cloud, with a strong focus on Linux systems administration, security compliance, and process documentation. Proficient in troubleshooting, automation, and maintaining high availability for enterprise infrastructures.

Highest-signal resume keywords

Infrastructure As A Service (IaaS)Linux Systems AdministrationRed Hat SatelliteVMware ESXiNATO Cosmic Top Secret Security Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Linux Operating SystemsActive DirectoryRed Hat Ansible Automation PlatformOS UpgradesPatch ManagementEnterprise Load-Balancing SolutionsCloud TechnologiesInteroperability Issue ResolutionConfiguration Management Database (CMDB)Infrastructure-As-Code

Soft Skills

Outstanding Verbal Communication SkillsOutstanding Written Communication SkillsWillingness To Respond To Incidents

Tools & Technologies

VMware HypervisorBlade And Rack-Mount ServersHyperconverged Infrastructure (vSAN)BashNetwork Storage Solutions

Certifications & Qualifications

Industry Certifications Related To VirtualizationIndustry Certifications Related To LinuxIndustry Certifications Related To CloudIndustry Certifications Related To Containerization

Industry Keywords

NATO ResponsibilitiesService Provisioning OrganizationCloud MonitoringCloud OptimizationSecurity Contexts

Tech Stack

Tools & technologies

AnsibleCloudLinuxOracleVMware

About the role

Key responsibilities & impact

Support, contribute to, develop, and manage Infrastructure as a Service (IaaS) and related Microsoft and Linux systems across their lifecycle
Guarantee operation and maintenance of NISC IaaS services across on-premises, private-cloud, and public-cloud environments
Perform system administration for assigned IaaS-related systems
Identify, troubleshoot, and resolve technical issues
Follow change-management processes
Update network topology diagrams and the Configuration Management Database (CMDB)
Advise and support the IaaS Service Area Owner and Service Delivery Managers throughout the capability lifecycle
Coordinate with IaaS management to align activities and outcomes
Monitor Service Level Agreement compliance
Develop processes, procedures, SOPs, and SOIs for IaaS services
Prepare reports, briefings, position papers, and presentations for senior management
Perform ad hoc tasks related to NISC Business Area responsibilities
Work scheduled maintenance, service-affecting activities, and contingency situations outside regular business hours
Participate in weekend on-call coverage when necessary
Travel and work at SHAPE/Mons, HQ Brussels, The Hague/Netherlands, or other NCIA data centers as required
Deliver global Linux infrastructure support within the IaaS Platforms environment
Manage provisioning, administration, and troubleshooting of enterprise Linux environments
Resolve Linux and enterprise network-storage interoperability issues
Design and maintain infrastructure-as-code and automation pipelines
Manage global Linux fleets and software updates through Red Hat Satellite
Execute global OS upgrades and patch management with staging and post-deployment validation
Enforce defense-grade security policies and administer Linux security postures
Configure and optimize enterprise load-balancing solutions for high availability and traffic distribution

Requirements

What you’ll need

Higher vocational training in a relevant discipline with 4 years post-related experience, or a secondary educational qualification with 6 years post-related experience
Practical proficiency in on-premises and public/private cloud technologies
Familiarity with IaaS, physical and virtual servers, VMware hypervisor, and storage devices
Hands-on experience with VMware ESXi, blade and rack-mount servers, and Hyperconverged Infrastructure (vSAN)
Competence with Linux and Windows operating systems, Active Directory, hardening, and patching
Experience managing RHEL and Oracle Linux 8–10 environments
Experience resolving interoperability issues between Linux hosts and enterprise network storage
Experience with Red Hat Ansible Automation Platform and Bash
Experience with Red Hat Satellite for server provisioning, configuration drift management, and software updates
Experience with OS upgrades and end-to-end patch management
Knowledge of Linux firewall rules, mandatory access controls, and security contexts
Experience with enterprise load-balancing solutions
Experience in IaaS, PaaS, SaaS, cloud monitoring, and optimization
Proficiency documenting designs and configurations and creating SOPs and training materials
Outstanding verbal and written communication skills
Willingness to respond to incidents outside regular working hours
NATO Cosmic Top Secret security clearance
Industry certifications related to virtualization, Linux, cloud, and containerization technologies are desirable
Previous experience in a service provisioning organization is desirable
Familiarity with NATO responsibilities and structure is desirable

Benefits

Comp & perks

Contractor/Freelancer/B2B rate of €57–€76 per hour
Some travel may be required