Release Train Engineer

Budapest

Full-time

Permanent employee

Your mission

As a Release Train Engineer (RTE), you will own and continuously improve Telio’s end-to-end delivery flow.
You will ensure our engineering teams deliver secure, high-quality releases in a predictable, scalable, and increasingly continuous way—while guiding the organization toward modern DevOps and high-performance engineering practices.
This role is not about building pipelines—it’s about enabling the system that makes fast, reliable delivery possible.

Your profile

Duties and responsibilities

Release Orchestration & Alignment

Drive and coordinate cross-team release planning and execution
Ensure alignment across engineering, product, QA, and DevOps
Manage dependencies, risks, and delivery timelines
Improve release transparency, predictability, and quality

Flow Optimization & DevOps Excellence

Track and improve DORA metrics (deployment frequency, lead time, MTTR, change failure rate)
Identify bottlenecks and drive continuous flow improvements
Enable smaller, more frequent, lower-risk releases
Promote modern practices like trunk-based development and incremental delivery

Platform & Architecture Enablement

Surface architectural constraints impacting delivery speed
Collaborate with architecture and platform teams to improve delivery performance
Ensure release processes evolve alongside platform and cloud strategy
Support alignment across distributed, hybrid, and microservices environments

Quality, Risk & Reliability

Strengthen release governance and quality gates
Oversee deployment readiness and post-release learnings
Improve stability, observability, and risk management practices

Culture & Transformation

Act as a catalyst for DevOps and engineering culture evolution
Coach teams toward ownership, accountability, and continuous delivery
Drive the shift from large releases to confidence-driven continuous deployment
Increase transparency through data-driven engineering insights

Our Tech & Product Landscape

You will operate across a complex and mission-critical ecosystem:

Core Platforms: Telephony (PSTN), VoIP, supervision & compliance systems
Digital Services: Messaging, video, financial services, AI-enabled features
Architecture: Microservices, distributed systems
Environment: Hybrid infrastructure with Azure-first cloud strategy

Required Qualifications, Experience & Competencies

7+ years in engineering, DevOps, or delivery leadership
Proven experience coordinating cross-team releases
Strong knowledge of CI/CD and DevOps practices
Experience with DORA metrics and performance-driven engineering
Solid understanding of microservices, distributed systems, and hybrid environments
Strong systems-thinking and flow optimization mindset
Excellent stakeholder management and facilitation skills
Fluent English

Advantage:

Experience in scaled Agile frameworks (e.g., SAFe)
Background in mission-critical or regulated environments
Exposure to Azure or hybrid cloud setups
Experience supporting DevOps or platform transformations
Experience working with distributed teams

Why us?

We are offering

Professional challenges, inspiring, diverse tasks
structured development process
learning path on new technologies (AI, LLM)
multiculture environment
flexible working hours and home office days
relaxed atmosphere, steady, supportive international team
easily accessible modern office with good infrastructure
complimentary coffee, fruit and snacks

About us

Telio is a medium-sized, internationally active, rapidly growing company in the field of telecommunications and IT services in the prison sector. As the European market leader, we have been providing communications solutions for prisons and their inmates worldwide for over 25 years. With more than 270 employees, we are active in 23 countries and develop, install and operate communication and media systems that make an important contribution to resocialization in prisons as well as in correctional facilities.