3 months ago
Berlin, GermanySenior
Responsibilities
- Act as a senior technical contributor within the SRE team, mentor peers, and establish reliability engineering standards.
- Define, measure, and maintain SLIs and SLOs for infrastructure and customer-facing services.
- Plan and execute redundancy, resilience, failover, high-availability, disaster recovery, fault-injection, load, and chaos testing.
- Design automated recovery mechanisms, self-healing workflows, and intelligent alerting systems.
- Lead incident response, root-cause analysis, blameless post-mortems, and corrective and preventive action tracking.
- Develop observability using metrics, logs, and traces.
- Partner with Infrastructure and DevOps teams on deployment safety, rollback policies, and configuration consistency.
- Reduce operational toil through automation and reliability tooling.
- Improve on-call practices, alert quality, runbooks, escalation procedures, and incident management processes.
- Perform capacity planning, performance benchmarking, resilience audits, and cloud cost-optimization initiatives.
- Maintain internal documentation, playbooks, and operational guidelines.
- Ensure compliance with security, reliability, and availability standards.
Requirements
- At least 5 years of experience in Site Reliability, Systems, or Infrastructure Engineering, including 2+ years in a dedicated SRE role.
- Strong expertise in Linux systems engineering, distributed systems, and networking.
- Proven experience building and operating highly available, mission-critical production systems.
- Hands-on experience with redundancy and failover testing, disaster recovery, and high-availability architecture validation.
- Deep understanding of monitoring, observability, and incident management principles.
- Experience with Prometheus, Grafana, Loki, Thanos, and OpenTelemetry or similar tools.
- Proficiency in Python, Go, and Bash for automation and reliability tooling.
- Strong knowledge of Kubernetes, container orchestration, and service mesh architectures.
- Experience with AWS, including EKS, EC2, and VPC, plus on-premises infrastructure integration.
- Proficiency with Infrastructure as Code tools such as Terraform.
- Understanding of routing, load balancing, BGP, DNS, VXLAN, and other networking fundamentals.
- Strong analytical, problem-solving, communication, and collaboration skills.
- Telecom, carrier-grade, or large-scale distributed systems experience is preferred.
- Experience with chaos engineering, automated failure-scenario validation, capacity planning, traffic engineering, multi-region failover, reliability dashboards, and SRE metrics is preferred.
- Familiarity with ISO 27001 and NIST SP 800-53 is preferred.
Benefits
- Hybrid full-time role based in Berlin, Germany.
- Career growth and professional development alongside industry experts.
- Opportunities for international experience across 1GLOBAL offices.
- Collaborative, dynamic, and international work environment with open communication.
- Exposure to major transactions and the future of the telecommunications industry.
- Equal opportunity workplace focused on diversity and inclusion.
About 1GLOBAL
1GLOBAL provides eSIM-based mobile connectivity and an owned global core network for enterprises, consumers, and IoT device makers, sold via subscriptions and wholesale/MVNO services. The privately held company operates as a regulated telecom provider across 40 countries, including MVNO operations in 12 markets, and offers APIs to embed mobile service into brands and apps. Founded in 2022 by Hakan Koç and Pyrros Koussios, it is headquartered in Amsterdam.