Interval Group

T3 Operations Specialist – Network & Security

Interval Group

contract

Posted on:

Location Type: Remote

Location: Germany

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Tech Stack

CloudDNSFirewallsGrafanaITSMKubernetesPrometheusTerraform

About the role

  • Tier-3 Network & Security Ownership: Resolve complex connectivity and security-related incidents, driving root cause analysis (RCA) and remediation across the network and security stack.
  • Operational Readiness: Ensure readiness for network/security changes by managing monitoring/alerting, validation steps, rollback strategies, and runbooks.
  • Technical Coordination: Collaborate with Kubernetes, Data, and Storage SMEs to resolve cross-domain production issues and application impacts caused by network constraints.
  • Automation: Reduce operational toil and improve stability by automating standard operational procedures and remedial processes.
  • Compliance Consulting: Advise on operational controls, including logging/monitoring evidence, access enforcement patterns, and vulnerability handling coordination.
  • Deployment Validation: Define and enforce quality assurance measures and documentation for deployment artifacts to ensure high-quality service delivery.
  • Security Enforcement: Implement logging strategies to support audit requirements and perform routine security scans to remediate vulnerabilities.

Requirements

  • Senior-level professional with 5+ years of experience operating enterprise networks (WAN/LAN, routers, firewalls) in private cloud or data centre environments.
  • Proficiency in both speech and writing in English (at least C1).
  • Proficiency in both speech and writing in German (at least C1).
  • Proven incident response skills across routing, firewalling, connectivity, and service exposure patterns.
  • Expertise in DNS operations and certificate lifecycle management (issuance, renewal, and rotation).
  • Strong background in Incident, Problem, Change, and Release governance (ITSM).
  • Experience with observability tools such as Prometheus, Grafana, Mimir, and Loki.
  • Familiarity with GitOps and Infrastructure as Code (IaC) concepts (Terraform, OpenTofu, ArgoCD) for governing deployment standards.
  • Expertise in modern platform operations (Kubernetes/containers) sufficient to govern technical specialists.
  • Experience with ITSM toolsets including Jira Service Management (JSM), Jira, and Confluence.
Benefits
  • Flexible working hours and the freedom to choose your own projects.
  • Access to exciting projects in various industries and support for advancing your career.
  • Competitive pay.
  • Dedicated team to help with any questions.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
network ownershipsecurity incident resolutionroot cause analysisautomationDNS operationscertificate lifecycle managementIncident ManagementProblem ManagementChange ManagementRelease Management
Soft Skills
technical coordinationcollaborationcommunicationoperational readinessadvisory skills