Splunk & Linux System Engineer

About Us :

For more than 25 years, ITS Group has been a French ESN specializing in digital transformation, employing around 1,400 employees across 8 agencies in France and 1 in Belgium.

Our expertise: IT infrastructure & operations, cloud & managed services, mobility, workstations & networks, strategy, consulting & AMO, cybersecurity, development of business applications.

ITS Group places its CSR commitment at the heart of its concerns by developing sustainable and responsible digital technology and by promoting the professional and personal development of its employees.

Find out more: www.itsgroup.com

About the Job :

Great assignments await you with our key account clients in rich and varied environments

We are looking for a Splunk & Linux System Engineer responsible for supporting and enhancing a Linux-based enterprise infrastructure and Splunk platform in a large-scale operational environment.

The role combines Linux system engineering, Splunk administration, monitoring, troubleshooting, automation, and platform engineering. The consultant will ensure the reliability, performance, security, and continuous improvement of Linux systems and Splunk services while contributing to incident resolution, root cause analysis, automation initiatives, and platform evolution.

The consultant will work in an operational environment focused on service continuity, observability, automation, and infrastructure standardization.

Your missions:

Linux Infrastructure Management

• Support and maintain Linux-based infrastructure.
• Manage physical, virtualized, and containerized environments.
• Ensure system reliability, security, compliance, and performance.
• Perform lifecycle management of Red Hat Enterprise Linux environments.

Splunk Platform Administration & Engineering

• Administer and support production Splunk environments.
• Design, implement, and improve Splunk solutions.
• Integrate and maintain data sources.
• Optimize data quality, platform performance, and service visibility.

Incident & Problem Management

• Resolve incidents and service requests affecting Linux and Splunk services.
• Diagnose issues using operating system and Splunk data.
• Perform root cause analysis.
• Propose and implement long‑term corrective actions.

Automation & Infrastructure Engineering

• Develop automation solutions through scripting and Infrastructure-as-Code.
• Standardize platform and infrastructure configurations.
• Improve operational efficiency and platform reliability.

Continuous Improvement & Innovation

• Participate in R&D activities.
• Evaluate new Splunk features, applications, add‑ons, and integrations.
• Contribute to solution prototyping and future platform evolution.

Your activities:

Splunk Operations

• Configure and maintain:
  • Indexes
  • Sourcetypes
  • Parsing rules
  • Data retention settings
  • Role‑based access controls
• Manage:
  • Universal Forwarders
  • Heavy Forwarders
  • Splunk apps and add‑ons
• Create and maintain:
  • Dashboards
  • Reports
  • Alerts
  • Searches
  • Field extractions
• Monitor Splunk platform health.
• Troubleshoot ingestion, indexing, and search issues.
• Support operational monitoring and observability initiatives.

Linux Administration

• Manage Red Hat Enterprise Linux environments.
• Perform OS-level diagnostics and troubleshooting.
• Conduct system performance tuning.
• Support patching, provisioning, and lifecycle operations.
• Maintain containerized workloads and supporting infrastructure.

Monitoring & Incident Response

• Investigate infrastructure and platform incidents.
• Analyze logs, metrics, and events.
• Correlate infrastructure, platform, and network events.
• Support detection, diagnosis, and reduction of MTTD/MTTR.
• Contribute to monitoring-driven operations and forensic investigations.

Automation & DevOps

• Develop automation using:
  • Ansible
  • Bash
  • Python
• Implement Infrastructure-as-Code practices.
• Support CI/CD pipelines.
• Manage Git-based workflows.
• Integrate automation into operational processes and monitoring systems.

Collaboration & Operational Governance

• Work with cross‑functional teams.
• Coordinate with vendors and support partners.
• Document solutions, procedures, and changes.
• Operate within ITIL-aligned processes:
  • Incide