DevOps Engineer for Telecom OSS Service Fulfilment

About the job

Role: DevOps Engineer for Telecom OSS Service Fulfilment

Location: Helsinki, Finland

Employment type: Full-time

Experience: 6+yrs

Join a high-performing telecom engineering team as a DevOps Engineer, where you will drive CI/CD automation, infrastructure modernization, and operational excellence across BSS/OSS systems. You will work on large-scale telecom platforms including billing, CRM, provisioning, and network management while enabling faster releases, high availability, and resilient operations. This role offers deep exposure to Kubernetes, cloud environments, automation frameworks, monitoring tools, and multi-vendor telecom ecosystems in an Agile and DevOps-driven environment.

Key Job Responsibilities:

• Design and maintain CI/CD pipelines for Java-based microservices (ASPlatform, ASServicesCore, ASWeb, ASNGSF).
• Automate build, test, and deployment processes across DEV/UAT/PROD environments using Git, Jenkins, or similar tools.
• Automate provisioning and scaling of middleware (ActiveMQ, Kafka, HAProxy, Zookeeper).
• Configure and optimize ActiveMQ and Kafka for orchestration events, retries, and DLQ handling
• Manage Keycloak for identity and access control (RBAC, OIDC/SAML flows).
• Enforce secure credential management, TLS encryption, and compliance with telecom security standards.
• Implement ElasticSearch for log aggregation and Kibana/Grafana dashboards for SLA tracking.
• Implement resilience patterns (timeouts, retries, idempotency keys) in deployment configs

Experience & Skills Requirements:

Must have:

• Strong experience with Java microservices deployment and support.
• Expertise in ActiveMQ, Kafka, HAProxy, and Zookeeper.
• Hands-on experience with Keycloak for IAM and security enforcement.
• Proficiency in ElasticSearch and log monitoring tools.
• Familiarity with Apache Jackrabbit for content repository management.
• Knowledge of CI/CD tools (Jenkins, GitHub Actions) and scripting (Bash/Python).
• Understanding of telecom OSS fulfilment processes, catalog-driven orchestration, and TMF SID models.

Good to have:

• Experience with containerization (Docker/Kubernetes) and service mesh.
• Familiarity with Camunda BPM or similar orchestration engines.
• Exposure to TM Forum APIs (TMF640 Service Activation, TMF641 Service Ordering).

Success Metrics & Unique Selling Proposition (USP) of The Role:

• Faster and more reliable software delivery through automated CI/CD and containerized deployments.
• Improved system stability, uptime, and SLA performance in large-scale telecom environments.
• Strong impact on cost reduction and operational efficiency through automation and infrastructure-as-code.
• Ability to lead modernization of BSS/OSS platforms using Kubernetes, cloud, and advanced monitoring tools.
• Act as a key driver connecting development, operations, and architecture teams for DevOps excellence.

What we offer / What’s in it for you:

• Opportunity to work on large-scale telecom platforms with modern DevOps and automation technologies.
• Exposure to cloud, Kubernetes, monitoring ecosystems, and next-gen BSS/OSS modernization initiatives.
• Collaborative environment with cross-functional and global engineering teams.
• Continuous learning and career growth supported by certifications and complex project exposure.
• Ownership of strategic DevOps initiatives with direct impact on operational performance and delivery speed.

Apply now!

Send your CV together with the motivation letter to [email protected] We will go through the applications on an ongoing basis.

At TCS, we believe in building and sustaining a culture of equity and belonging where everyone can thrive. Our diversity motto is ‘Inclusion without Exception’. We encourage people with diverse backgrounds to apply for our positions.

About Tata Consultancy Services

Tata Consultancy Services is an IT services, consulting and business solutions organization that has been partnering with many of the world’s largest businesses in their transformation journeys. Its consulting-led, cognitive powered, portfolio of business, technology and engineering services and solutions is delivered through its unique Location Independent Agile™ delivery model, recognized as a benchmark of excellence in software development.

TCS in the Nordics & Finland

TCS has been operating in the Nordic countries since 1991. The company's Finnish, Swedish, Norwegian and Danish customers are served by a total of 20,000 experts. Our customers have chosen TCS as the best IT consulting service provider in the Nordics every year. TCS has also received the Top Employer recognition in Finland for Six years in a row.

For more information, visit www.tcs.com.