Splunk and Linux System Engineer

Location:
Brussels, Belgium Work Model: Hybrid

About the Role
We are looking for an experienced Splunk & Linux System Engineer to support, administer and continuously improve enterprise Linux infrastructure and the Splunk platform. You will focus on system reliability, monitoring, incident resolution, automation and platform optimization in a complex IT environment.

Key Responsibilities
• Administer and troubleshoot Linux and Red Hat Enterprise Linux (RHEL) environments and Splunk services.
• Configure Splunk Universal Forwarders, Heavy Forwarders, Apps, Add-ons, Indexes and Sourcetypes to onboard and maintain data sources.
• Develop and optimize Splunk SPL searches, dashboards, reports, alerts and field extractions.
• Monitor Splunk platform health, investigate ingestion and search issues, and perform root cause analysis using logs and system diagnostics.
• Manage RHEL provisioning, patching and lifecycle activities using Red Hat Satellite 6.x.
• Automate configuration and operational tasks using Ansible Automation Platform, Bash and/or Python.
• Apply Infrastructure-as-Code (IaC) practices and maintain infrastructure automation through Git, GitLab or Azure DevOps, including CI/CD pipelines.
• Support container operations using Podman and OCI containers.
• Troubleshoot system performance and infrastructure issues across VMware environments and NetApp storage, where applicable.
• Follow ITIL-aligned incident, problem, change and service request management processes.
• Support infrastructure monitoring and security-event investigation using tools such as Trend Micro Deep Security, ClamAV, Palo Alto, Check Point, F5 and Infoblox.
• Collaborate with infrastructure, security and application teams to improve reliability, compliance and monitoring.
• Evaluate new Splunk capabilities, apps, add-ons and integration methods, and contribute to automation and continuous improvement initiatives. Required Skills & Experience
• Minimum 4 years of experience managing Linux-based infrastructure in large-scale IT environments.
• At least 2 years of hands-on production experience with Splunk administration and support.
• Practical knowledge of Splunk SPL, data ingestion, forwarders, indexes, sourcetypes, dashboards and alerting.
• Experience with RHEL or equivalent Linux distributions, system troubleshooting and performance tuning.
• Strong hands-on experience with Ansible Automation Platform and scripting using Bash and/or Python.
• Familiarity with IaC, Git-based workflows and CI/CD pipelines.
• Understanding of Podman/OCI containers and container lifecycle operations.
• Knowledge of ITIL-aligned IT operations processes.
• Full professional proficiency in Dutch or French, plus professional working proficiency in English. Nice to Have
• Experience with Red Hat Satellite 6.x.
• Familiarity with VMware, NetApp and hardware lifecycle management.
• Experience with Trend Micro Deep Security, ClamAV or equivalent endpoint security tools.
• Knowledge of Palo Alto, Check Point, F5 and Infoblox.
• Experience integrating infrastructure and security events into monitoring and alerting pipelines.
• Vendor coordination, support processes and licensing management experience. Languages
• English: Full professional fluency
• Dutch or French: Full professional fluency / Native Why Join This Project?
• Contribute to critical energy infrastructure through a project with Elia Group.
• Work with enterprise-scale Splunk, Linux, automation and monitoring technologies.
• Collaborate with infrastructure, security and operations specialists.
• Improve platform reliability through troubleshooting, automation and continuous improvement.
• Support the development of a sustainable and reliable European electricity system. Application Interested candidates are invited to send their CV to: jobs@nishtech.eu