Freelance Senior Site Reliability Engineer

As part of the redesign of its execution model around the New platform, Our client has established a Site Reliability Coordination (SRC) team within LEV1 to enhance reliability, responsiveness, and incident coordination in a multi-provider context (LOT1, LOT2, LOT3).

The Senior SysOps Engineer plays a key role in the technical analysis of incidents, event correlation, and performance optimization using Site Reliability Engineering (SRE) and ITIL practices. They serve as a technical facilitator between support teams (LEV1, LEV2, LEV3), providers, and technical governance.

Main Responsibilities

Supervision and Correlation of Technical Incidents

• Conduct in-depth analysis of logs, metrics, and alerts from various components (middleware, infrastructure, applications).
• Ensure proactive monitoring of service performance and availability (centralized monitoring).
• Facilitate root cause identification by collaborating with LEV2/LEV3 teams from providers (LOT1, LOT2, LOT3).
• Correlate incidents across different layers of the system (e.g., application issue affecting infrastructure).
• Alert and escalate to the appropriate teams when necessary.

Multi-Provider Technical Coordination

• Participate in investigation meetings with technical experts from providers.
• Ensure each party adheres to SLAs and contractual commitments.
• Coordinate technical escalations and ensure clear tracking of actions taken.
• Centralize and document technical exchanges in a structured way (runbooks, incident reports).

Continuous Improvement and Performance Optimization

• Contribute to technical postmortems, analyzing causes and suggesting improvements.
• Recommend monitoring and observability improvements to providers.
• Track key performance indicators (SLI, SLO, SLA, MTTD, MTTR) and anticipate risks.
• Conduct technological monitoring on SRE/DevOps tools and practices to enhance diagnostic capabilities.

Documentation and Knowledge Sharing

• Maintain and enrich incident management and escalation runbooks.
• Write technical guides for LEV1 to improve initial diagnosis.
• Participate in training sessions to enhance the skills of the LEV1 teams.
• Help develop the skills of the junior SysOps engineer on the team.

Participation in Committees and ITSM Governance

• Attend operational follow-up committees (CAB, Incident Review, Performance Review) as a technical expert.
• Share recommendations on critical incident management and change management.
• Propose adjustments to ITIL and SRE processes to improve coordination effectiveness.

Technical Skills

• Systems: Strong knowledge of Linux environments.
• 5 to 10 years of experience in a similar role (SysOps, SRE, Operations Engineer, Incident Manager, Observability Engineer).
• Proven experience in Virtualization & Containers: Experience with IaaS technologies, Kubernetes, Docker, OpenShift.
• Middleware & Messaging: Knowledge of solutions such as Kafka, JBoss, SpringBoot, HAProxy, etc.
• Observability and Monitoring: Proficiency with tools like Prometheus, Grafana, Loki.
• Databases-Experience with diagnostics on Oracle and PostgreSQL.
• Automation & Scripting: Strong practice in Bash, Python, Ansible, Terraform to analyze and optimize operations.
• SRE Methodology: Good understanding of SLI, SLO concepts, postmortems, and advanced monitoring.
• ITIL v4: Good understanding of Incident, Problem, and Change processes.

Organizational and Interpersonal Skills

• Analytical and synthesis skills to correlate technical incidents and anticipate risks.
• Collaborative mindset to facilitate communication between technical teams and providers.
• Strong written and oral communication skills, especially for documenting and simplifying incidents.
• Autonomy and proactivity in incident management and continuous improvement.
• Stress resistance, ability to handle critical incidents and prioritize effectively.

Experience and Education

• ITIL v3/v4 certification is appreciated.
• Kubernetes certification (CKA, CKAD), AWS/GCP/Azure, or Red Hat is a plus.
• Experience in critical environments (high availability, high volume, SLA constraints).
• Language: Mission in a bilingual French/Dutch environment. Fluency in one of the local language is required for this role