T3 Operations & Support Specialist – Network & Security

This is a fully remote position, open to applicants in Germany.

📋 Description

• Taking T3 operational responsibility for Network & Security services: addressing intricate incidents, leading root cause analysis (RCA) and remediation across the entire network/security stack.

• Ensuring operational readiness for network/security modifications: overseeing monitoring/alerting, validation procedures, rollback strategies, runbooks, and maintenance protocols.

• Assisting with compliance-related operational controls (evidence of logging/monitoring, access enforcement patterns, coordination of vulnerability handling).

• Collaborating with platform and Kubernetes teams to address cluster and application issues stemming from network/security limitations.

• Implementing and enhancing standard operational procedures through automation to decrease manual effort and enhance mean time to recovery (MTTR) and stability.

• Tracking system health, performance metrics, and service availability across multi-tenant environments.

• Identifying, analyzing, and resolving incidents to minimize service interruptions, while initiating RCA and corrective measures.

• Establishing monitoring and logging strategies to fulfill audit and compliance obligations.

• Conducting regular security scans and addressing identified vulnerabilities.

⛳️ Requirements

• Over 5 years of experience managing enterprise networks in private cloud or data center production settings.

• Demonstrated expertise in implementing and overseeing Incident, Problem, Change, and Release governance in production environments.

• Proven skills in incident response and troubleshooting across routing, firewalling, connectivity, and service exposure patterns.

• Strong grasp of security fundamentals and operational enforcement within production environments.

• Networking expertise: WAN/LAN, routers, and firewalls (enterprise operations) from Cisco, Juniper, and Palo Alto.

• Familiarity with network and security software: ACI, APSTRA, and Panorama.

• Knowledge of connectivity services: tenant private networking and connectivity patterns supporting production platforms.

• Proficient in DNS operations and certificate lifecycle management (issuance, renewal, rotation coordination) using Infoblox.

• Experience with ITSM tools: Jira Service Management, Jira, Confluence.

• Basic understanding of core operational processes (Incident, Change, Problem management, ITSM) and SRE principles.

• Experience in extracting operational insights from monitoring/observability, including managing and tracking SLI/SLA/SLO.

• Practical experience in documenting procedures and enforcing clear runbooks and playbooks.

• Hands-on experience with monitoring and logging tools (e.g., Prometheus, Grafana, Datadog, Mimir, Loki).

• Understanding of contemporary platform operations (Kubernetes/containers, automation, observability) sufficient to oversee specialists.

• Proficient in both English and German (C1 minimum in each language).

🏝️ Benefits

• Flexible working hours.

• Freedom to choose your own projects.

• Access to exciting projects across various industries.

• Dedicated team support for career advancement.