DevOps Engineer (GCP)

Russian hacker, Vladimir Leonidovitch Levin, attempted the biggest bank heist the world had ever seen via dial-up internet in 1994, Zia Hayat, Callsign CEO and founder, was hooked - armchair fraud became a real possibility. From this moment, Zia knew he wanted to play a part in stopping the bad guys and securing the internet for all. Founded In 2012, Callsign's mission has been to make Digital Identity simple and secure for everyone and everything. In that time, we've grown to over 200 employees, opened offices in Singapore and Abu Dhabi, been recognised as a WEF Global Innovator and our technology is being used by many of the world's leading financial institutions to keep millions of consumers safe.

But we aren't stopping here. Callsign is venturing on a multi-cloud strategy and looking for exceptional talent with experience of Google Cloud Platform. As a GCP DevOps Engineer here at Callsign, you will play a critical role to work with our engineering team to develop, implement, optimize, and maintain cloud native solution on Google Cloud Platform. To be successful in this role, you should be able to identify the most optimal cloud-based solutions and maintain cloud infrastructures in accordance with best practices and company security policies.

Responsibilities

·      Support the design, implementation, and management of scalable and secure infrastructure on Google Cloud Platform (GCP), using services such as GKE, Cloud Run, Managed Apache Kafka, CloudSQL, and MemoryStore.

·      Assist in automating infrastructure provisioning using Infrastructure as Code (IaC) tools like Terraform, ensuring consistency across environments.

·      Contribute to the development and maintenance of CI/CD pipelines using GitLab CI and GitOps tools like FluxCD or ArgoCD.

·      Operate and troubleshoot Kubernetes clusters, with a solid understanding of cluster operations, networking, and workload deployment.

·      Implement and maintain observability solutions using tools such as Prometheus, Grafana, NewRelic, ElasticSearch, and Google Cloud’s operations suite.

·      Participate in disaster recovery planning and testing, including cross-region failover and automation of DR workflows.

·      Collaborate with senior engineers to enhance system performance, scalability, and security, following GCP best practices.

·      Work with cross-functional teams to resolve technical blockers, contribute to solution design, and support production deployments.

·      Document infrastructure, processes, and operational runbooks to support team knowledge sharing and onboarding.

Requirements

·      Bachelor’s degree in Computer Science, Engineering, or a related field.

·      5–8 years of experience in DevOps or cloud infrastructure roles, with at least 3+ years working with GCP in production environments.

·      Hands-on experience with GCP-native services such as GKE, CloudSQL, Cloud Run, and MemoryStore.

·      Hands-on experience with stateful systems such as MySQL/PostgreSQL,, Redis, and Kafka, with a focus on deployment, scaling, and data durability in cloud-native environments.

·      Proficiency in Terraform for infrastructure automation.

·      Experience with CI/CD tools like GitLab CI and GitOps workflows using FluxCD or ArgoCD.

·      Scripting experience in Golang or Python.

·      Working knowledge of Kubernetes operations, including deployment, scaling, and basic troubleshooting.

·      Familiarity with observability tools such as Prometheus, Grafana, and Google Cloud Monitoring.

·      Exposure to disaster recovery concepts and basic implementation practices.

·      Strong problem-solving and communication skills.

Nice to have
·      Exposure to GCP’s data and AI/ML services—BigQuery, Dataproc, Dataplex, and Vertex AI—to support MLOps and data workflows.

·      Familiarity with GCP-native and third-party security tools, including IAM, secrets management, and policy enforcement.

·      Experience or interest in building internal tools and reusable infrastructure components that streamline development workflows, improve deployment efficiency, and enhance team productivity.

Benefits

·      Relocation Assistance to Abu Dhabi including flights, accommodation & visa support for you and any dependents

·      Annual airfare allowance for a return flight home

·      Comprehensive medical insurance for you and any dependents

·      3 months full pay maternity leaves & 2 weeks full pay paternity leaves

·      25 days of annual leave + Callsign Bank Holiday (not included in holiday allowance).