Senior System Operations Engineer

About Your Key Responsibilities and Impact

• Designing and maintaining high-load and highly available datacenter infrastructure;
• Conducting capacity planning to ensure scalability for current and future demands;
• Drawing up and maintaining up-to-date department documentation;
• Collecting requirements and leading the development and execution of Proof of Concepts (PoCs), including documenting outcomes, analyzing, and recommending improvements;
• Designing and conducting performance tests to validate infrastructure handling of expected loads;
• Designing, implementing, and managing infrastructure as code using tools like Terraform;
• Designing, implementing, and managing CI/CD pipelines to automate infrastructure deployment;
• Documenting incidents, resolutions, and lessons learned for improving response strategies;
• Planning, executing, and managing datacenter infrastructure projects focused on improvements, automation, and deployments;
• Leading and mentoring junior and mid-level engineers, fostering their professional growth;
• Participating in cross-departmental meetings to align datacenter operations with organizational goals.

Essential Professional Experience:

Networking:

• Strong understanding of networking concepts, protocols, and services (TCP/IP, DNS, DHCP, HTTP/HTTPS, VLANs, BGP);
• Experience implementing traffic load distribution systems (HAProxy, Nginx);
• Proficiency in configuring and troubleshooting host virtualized networks.

Operating Systems:

• Expert-level management of Windows Server and Linux (RedHat, Debian-based) systems;
• In-depth knowledge of system architecture, configuration, and optimization.

Virtualization:

• Advanced expertise in VMware and KVM technologies, including performance tuning;
• Proficient in vSphere components (ESXi, vCenter, vSan).

Hardware Management:

• In-depth knowledge of server hardware (CPUs, RAM, storage, power supplies, network interfaces);
• Strong troubleshooting skills for hardware failures and performance issues.

Containerization and Orchestration:

• Advanced knowledge of Kubernetes architecture, deployment, and management.

Monitoring and Alerting:

• Proficiency with tools like Zabbix, Grafana, Prometheus, and ELK Stack;
• Experience with VMware monitoring solutions (vRealize Operations Manager, Log Insight).

Automation:

• Expertise in automation tools (Ansible, AWX) and scripting (Python, Bash, PowerShell);
• Proficiency with Infrastructure as Code (IaC) tools like Terraform and Terragrunt.

CI/CD:

• Experience creating and maintaining CI/CD pipelines.

Database Management:

• Skilled in databases like MySQL, MariaDB, PostgreSQL, and MongoDB, including replication and clustering;
• Proficiency in managing storage solutions (NFS, vSan, Ceph, object storage).

Cloud Computing:

• Deep understanding of private and hybrid cloud platforms.

Security:

• Familiarity with compliance standards.

Backup and Recovery:

• Expertise in designing and managing robust backup solutions.

Architectural Skills:

• Ability to architect scalable, resilient, high-load infrastructure solutions.

Incident Management:

• Proven experience in handling high-severity incidents and implementing long-term fixes.