Job ID: System/Dev

Ops Engineer (m/f/d)A Coruña, Bilbao, Gijón, Granada, Madrid, Reus, Seville, Valencia

Professional

RegularT-Systems Iberia

Your Task

The Dev

Ops team is responsible for the technical integration, production operation, lifecycle management and continuous development of the Online Charging System supporting prepaid voice and messaging services.

Its scope includes system and interface design, monitoring, incident and problem analysis, release management, supplier coordination, upgrades, migrations and production rollouts. A key focus is the introduction of a new Converged Charging System from an external supplier on a Kubernetes-based private cloud.

The team will be responsible for its technical integration, migration, operational readiness and future production operation.

The team collaborates closely with project management, validation management, suppliers and the owners of connected partner systems in an international environment.

Responsibilities

Develop technical concepts, system specifications and interface designs for the Online Charging System and connected systems

Install, configure, operate and continuously improve complex production systems and services

Monitor availability, performance and capacity and ensure resilience, redundancy and failover capability

Perform hands-on incident, problem and root cause analysis using logs, metrics and monitoring data

Analyze and implement requirements related to charging, rating, billing and comparable business logic

Your Profile

We are looking for a Dev

Ops Engineer with expertise in Kubernetes-based cloud infrastructure, telecom charging systems, and high-availability production operations.

The ideal candidate will have deep technical knowledge in container orchestration, online charging systems, system integration, and incident analysis to support the technical integration and operation of a Converged Charging System.





Must Have Skills

Expertise in container orchestration with Kubernetes on private cloud environments

Experience with Kubernetes cluster deployment, configuration, and lifecycle management

Deep understanding of Online Charging Systems (OCS)Deep understanding of Converged Charging Systems (CCS)Knowledge of rating and billing logic

Understanding of domain-specific telecom protocols

Ability to author technical specifications

Ability to design APIs and interfaces

Experience with complex software integration with connected partner systems

Advanced log and metric analysis skills

Hands-on root cause diagnosis capabilities

Ability to troubleshoot complex production incidents

Experience troubleshooting high-throughput telecom traffic

Mastery in engineering redundant systems

Expertise in failover mechanisms

Experience with capacity planning

Proactive monitoring skills to guarantee high uptime

Experience managing software upgrades, migrations, and rollouts

Experience collaborating with external suppliers

Experience working with cross-functional international teams

About UsT-Systems is part of the Deutsche Telekom Group, with around 30,000 employees worldwide.

We create technology with purpose to generate a positive impact on society.

We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers' experience.

We trust people: we offer autonomy, continuous support,



and a collaborative environment where you can grow without limits.

We are one integral team, guided by respect, integrity, and a passion for doing better every day.

Benefits

Work environment & flexibility

International, dynamic and collaborative environmentT-Social: social initiatives (sports, community, health, ...)Hybrid work model (remote/on-site)Flexible working hours

Growth & development

Customized training: access to Coursera to learn whatever you want, whenever you want

Weekly language classes (English & German)International Mentoring Sessions & Experience Days

Compensation & benefits

Flexible compensation plan (health insurance, meal vouchers, childcare, transport)Telemedicine

Life and accident insurance

Social fund

Wellbeing & time off26+ working days of vacation per year

Free access to specialist services (medical, legal, wellness)100% salary coverage during medical leave

Application Information

If you are looking for a new challenge, do not hesitate to send us your CV! Please send CV in English.

Additional DetailsT-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.

Job Benefits

Health & Insurance

Flexible compensation plan (health insurance, meal vouchers, childcare, transport)Telemedicine

Life and accident insurance100% salary coverage during medical leave

Work-Life Balance

Hybrid work model (remote/on-site)Flexible working hours26+ working days of vacation per year

Lifestyle & WellnessT-Social: social initiatives (sports, community, health, ...)Free access to specialist services (medical, legal, wellness)Social fund

Professional Development

Customized training: access to Coursera to learn whatever you want, whenever you want

Weekly language classes (English & German)International Mentoring Sessions & Experience Days#J-18808-Ljbffr

📌 System/DevOps Engineer (m/f/d) (La Coruña)
🏢 Deutsche Telekom
📍 La Coruña