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Interval Group

High quality consulting. On demand. Delivered by top professionals.

T3 Operations & Support Specialist – Network & Security

Security EngineerSecurity EngineerContractRemoteSeniorTeam 51-200H1B No SponsorCompany SiteLinkedIn

Location

Germany

Posted

3 days ago

Salary

0

Seniority

Senior

Bachelor Degree5 yrs expExperience acceptedEnglishGermanCloudDNSFirewallsGrafanaITSMKubernetesPrometheus

Job Description

T3 Operations & Support Specialist – Network & Security

Interval Group

• Providing T3 operational ownership for Network & Security services: resolving complex incidents, driving RCA and remediation across the full network/security stack • Ensuring operational readiness for network/security changes: monitoring/alerting, validation steps, rollback strategies, runbooks and maintenance procedures • Supporting compliance-relevant operational controls (logging/monitoring evidence, access enforcement patterns, vulnerability handling coordination) • Coordinating with platform and Kubernetes teams to resolve cluster and application impacts caused by network/security constraints • Executing and improving standard operational procedures through automation to reduce toil and improve MTTR and stability • Monitoring system health, performance metrics and service availability across multi-tenant environments • Identifying, analysing and resolving incidents to minimise service disruption, and triggering RCA and corrective actions • Implementing monitoring and logging strategies to support audit and compliance requirements • Performing routine security scans and remediating identified vulnerabilities

Job Requirements

  • 5+ years operating enterprise networks in private cloud or data centre production environments
  • Proven experience implementing and leading Incident, Problem, Change and Release governance in production
  • Proven incident response and troubleshooting skills across routing, firewalling, connectivity and service exposure patterns
  • Strong understanding of security fundamentals and operational enforcement in production contexts
  • Networking: WAN/LAN, routers and firewalls (enterprise operations) from Cisco, Juniper and Palo Alto
  • Network and security software: ACI, APSTRA and Panorama
  • Connectivity services: tenant private networking and connectivity patterns supporting production platforms
  • DNS and certificates: DNS operations and certificate lifecycle handling (issuance, renewal, rotation coordination) via Infoblox
  • ITSM tooling: Jira Service Management, Jira, Confluence
  • Fundamental understanding of core operations processes (Incident, Change, Problem management, ITSM) and SRE concepts
  • Experience gathering operational insights from monitoring/observability including SLI/SLA/SLO management and tracking
  • Hands-on experience 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 modern platform operations (Kubernetes/containers, automation, observability) sufficient to govern specialists
  • Fluent English and German (C1 minimum in both)

Benefits

  • Flexible working hours
  • Freedom to choose your own projects
  • Access to exciting projects in various industries
  • Dedicated team support for career advancement

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