AI Calling Validation Engineer

Project OverviewJoin the innovative team at the Telco Hub in Madrid, where we are at the forefront of integrating IT and telecommunications, developing and expanding Telco as a Platform (TaaP) on our proprietary layered cloud infrastructure. Our cross-functional teams deliver state-of-the-art services for some of Europe’s leading operators.Our commitment is to enhance customer experiences through three pivotal principles: Cloud-based – Utilizing cutting-edge technologies for optimal scalability and performance. Automated – Enhancing efficiency via AI, automation, and DevOps methodologies. Sustainable – Fostering environmentally-friendly, future-ready infrastructure.We seek exceptional engineering talent who are eager to evolve both technically and professionally in a vibrant and collaborative setting. If you are driven by a passion for redefining the future of telecommunications, this is the opportunity for you!The Voice & Messaging (T-VM) unit within Deutsche Telekom Technik GmbH oversees all voice and messaging platforms across Deutsche Telekom Technik’s fixed and mobile networks throughout their lifecycle. The platforms managed by T-VM are integral to Telekom Deutschland's core business, focusing on stability, quality, innovation, and efficiency. The ACS Squad (Announcement-, Control & Support Systems) is tasked with the complete lifecycle management of critical IMS components within DT Technik.Role Responsibilities:• Management of IMS-MRF (Media Resource Function) deployed on Kubernetes.• Oversight of OneiDNS, a cloud-native DNS service for all IMS nodes in fixed and mobile networks, also deployed on Kubernetes.• Administration of VoIP Support Systems within the IMS fixed network provisioning chain, utilizing a VMware-based application landscape.• Operate as part of a DevOps team, taking full ownership of design, engineering, deployment, and operations.• Tackle the upcoming challenge of developing a new AI Calling framework on DT Technik’s CaaS Kubernetes platform, facilitating real-time speech processing and translation within IMS call flows.We invite a motivated and technically adept individual to join our team and contribute to this transformative journey.

Join our pioneering team at the Telco Hub in Madrid, where we are at the forefront of integrating IT and telecommunications, leading the charge in crafting and expanding Telco as a Platform (TaaP) on our proprietary layered cloud infrastructure. Our dynamic cross-functional squads are dedicated to delivering innovative services to Europe's top operators.We are committed to providing the ultimate customer experience, grounded in three fundamental principles: Cloud-based – Utilizing the latest technologies to ensure scalability and performance. Automated – Enhancing efficiency through AI, automation, and DevOps practices. Sustainable – Developing a future-ready, eco-conscious infrastructure.If you are an ambitious engineer looking to elevate your skills in a vibrant and collaborative atmosphere, we invite you to help shape the future of telecommunications!Our workforce is crucial to building a reliable and secure infrastructure, the foundation for tomorrow's innovations. With us, you will have outstanding opportunities to thrive in the digital future from day one.Deutsche Telekom Technik GmbH, a subsidiary of Telekom Deutschland GmbH, manages the technical infrastructure nationwide with a team of approximately 19,000 professionals. We design, build, and operate the systems and facilities that support the technical infrastructure on behalf of Telekom Deutschland GmbH.The Tribe Voice & Messaging is responsible for designing, developing, planning, validating, and operating all voice and messaging platforms within the fixed and mobile networks of DT Technik, ensuring top-quality service for our cellular and landline customers.We are currently working on a program to migrate voice and messaging applications to the cloud, merging fixed and mobile systems into a unified solution. We want you on our team to tackle this exciting challenge!Key Responsibilities:The Squad NIMS Core / HSS-FE, within the Tribe Voice & Messaging, oversees the entire lifecycle of the DT Technik IMS HSS Frontend platforms. This includes enabling and maintaining connectivity between IMS nodes and backend subscriber databases. Our team operates with agile methodologies as a DevOps unit, focusing on the design, engineering, development, deployment, and operation of the HSS-FE in close collaboration with our system vendor. A key challenge ahead is to establish a new OneHSS platform leveraging DT Technik’s CaaS Kubernetes platform as part of our Cloud Booster Program.

Join T-Systems Iberia as a System Engineer where you will play a crucial role in designing, implementing, and maintaining complex systems and infrastructure. You will collaborate with cross-functional teams to deliver high-quality solutions that meet our clients' needs.

Join our dynamic team at T-Systems Iberia as a DevOps Engineer. In this full-time position, you will play a crucial role in optimizing our development and operations processes, ensuring seamless integration and delivery of software solutions. Your expertise will help us maintain high standards of reliability and performance in our systems.

Join our dynamic team as a DevOps Engineer in the vibrant city of Madrid. In this role, you will be pivotal in streamlining our operations and enhancing our software development lifecycle through automation and efficient infrastructure management. You will collaborate closely with development and IT teams to ensure seamless integration and deployment processes.Your responsibilities will include implementing CI/CD pipelines, managing cloud infrastructure, and monitoring system performance to ensure high availability and reliability. This position offers a unique opportunity to work with cutting-edge technologies in a supportive and innovative environment.

Project OverviewJoin us at the Telco Hub in Madrid, where we are at the forefront of integrating IT and telecommunications. We are actively developing and expanding Telco as a Platform (TaaP) on our unique layered cloud infrastructure. Our teams collaborate across countries and functions, delivering state-of-the-art services to Europe's top operators.Our mission is to enhance the customer experience through three key principles: Cloud-Based – Utilizing the latest technologies for optimal scalability and performance. Automated – Enhancing efficiency with AI, automation, and DevOps practices. Sustainable – Creating a future-ready, environmentally responsible infrastructure.We seek exceptional engineering talent eager to develop both technically and professionally in an innovative and collaborative atmosphere. If you're passionate about redefining telecommunications, we would love to have you!The Voice & Messaging (T-VM) unit within Deutsche Telekom Technik GmbH oversees all voice and messaging platforms in the fixed and mobile networks, managing them throughout their lifecycle. The platforms governed by T-VM are pivotal to Telekom Deutschland's core operations; thus, we prioritize stability, quality, innovation, and efficiency. The ACS Squad (Announcement-, Control & Support systems) is in charge of the complete lifecycle for essential IMS components within DT Technik.Key Responsibilities:Design, implement, and manage the IMS-MRF (Media Resource Function) within a Kubernetes environment.Oversee OneiDNS, a cloud-native DNS service for all IMS nodes in both fixed and mobile networks, deployed on Kubernetes.Maintain VoIP Support Systems, a VMware-based application landscape within the IMS fixed network provisioning chain.Function as a DevOps team, assuming full responsibility from design and engineering to deployment and operations.One of our significant upcoming projects involves developing a new AI Calling system on DT Technik’s CaaS Kubernetes platform, enabling real-time speech processing and translation within IMS call flows.We invite a motivated and technically proficient individual to join our team and contribute to this exciting journey.

Join our dynamic team at T-Systems Iberia as a Cloud Monitoring Engineer. In this role, you will be responsible for ensuring the reliability and performance of cloud-based systems. You will work closely with cross-functional teams to implement monitoring solutions that enhance system observability and incident response.Your expertise in cloud technologies will contribute to maintaining optimal service levels and enhancing the customer experience. Ideal candidates will possess a strong understanding of cloud environments and the tools required for effective monitoring.

Join our innovative team at T-Systems Iberia as a System Engineer specializing in DNS and IoT technologies. In this role, you will leverage your technical expertise to develop and maintain robust system infrastructures that support our Internet of Things initiatives. Collaborate with cross-functional teams to design solutions that enhance connectivity and performance in IoT applications.

Role overview The AI Interoperability Architect (LLM) at T-Systems Iberia focuses on integrating AI solutions across various platforms. Based in Madrid, this position requires experience in interoperability and a solid understanding of large language models. Main responsibilities Lead projects aimed at connecting AI systems, ensuring they function together smoothly. Collaborate with multidisciplinary teams to design and implement AI architectures. Contribute to efforts that enhance system efficiency and address the needs of a diverse client base. Collaboration This position involves regular interaction with both technical and business teams. The work spans high-level strategic planning as well as hands-on implementation.

Join our dynamic team at T-Systems Iberia as a System Engineer specializing in Authoritative DNS. In this key role, you will be responsible for managing and optimizing DNS services, ensuring high availability and performance across our network. You will collaborate with cross-functional teams to implement innovative solutions that support our clients' needs.

Role Overview T-Systems Iberia is hiring a Customer Security Manager based in Madrid or Barcelona. This position focuses on protecting client data and assets by maintaining and improving security protocols. The Customer Security Manager works closely with teams across the company to strengthen security practices and encourage awareness at every level. What You Will Do Oversee security measures for client data and assets Develop and refine security protocols Advise on security strategy and best practices Collaborate with multiple departments to promote security awareness Location This role is available in Madrid or Barcelona.

Join our dynamic team as a DevOps Engineer specializing in DNS technologies. In this role, you will be instrumental in enhancing our infrastructure, ensuring seamless deployment and integration of applications. You will work closely with development and operations teams to automate processes, monitor systems, and improve performance.We are looking for candidates who are passionate about technology and have a keen interest in driving efficiency through innovative solutions. If you are eager to take on challenges and grow your skills in a collaborative environment, we would love to hear from you!

Join our dynamic team as a Cybersecurity Automation Engineer specializing in SOC, SIEM, and SOAR technologies. You will play a crucial role in enhancing our security operations by automating processes and integrating cutting-edge technologies. Your expertise will help to safeguard our digital assets and ensure compliance with industry standards.

About the Role T-Systems Iberia is looking for a Framework Engineer focused on server performance and efficiency. This position is based in Madrid. What You Will Do Develop and implement test frameworks to monitor and improve server performance. Work to optimize server environments for greater efficiency. Support efforts to deliver reliable, high-performing systems for clients. Impact Your work will help ensure that T-Systems Iberia's server infrastructure runs smoothly and efficiently, supporting strong results for clients and internal teams.

Join T-Systems Iberia as an IMS Automation Engineer and drive innovation in our automation processes. We are looking for a skilled professional who will play a critical role in enhancing our operational efficiency through automation.Your responsibilities will include designing, developing, and implementing automated solutions in our IMS environments, ensuring seamless integration and functionality. You will work collaboratively with cross-functional teams to identify opportunities for automation and contribute to our continuous improvement initiatives.

About the Role airapps is hiring an AI/ML Engineer in Madrid. This position focuses on building and improving machine learning solutions that turn data into practical insights. The work involves close collaboration with colleagues from different teams to refine current applications and design new models that support the company’s technology goals. What You Will Do Develop machine learning models to solve real business problems Work with cross-functional teams to improve existing applications Create new solutions that advance airapps’ technology Location This role is based in Madrid.

Join AECOM as the Associate Director for Primary Substations in the Transmission & Distribution sector. In this pivotal role, you will oversee the design and management of electrical substations, ensuring high-quality service delivery and adherence to industry standards. You will collaborate with cross-functional teams, enhancing operational excellence and promoting innovative solutions that drive project success.

Join Aircall, a leading unicorn in the customer communications sector, revolutionizing how over 22,000 companies engage with their customers globally. Our innovative AI-powered platform integrates voice, SMS, WhatsApp, and AI into a single, compelling workspace, designed to drive revenue, enhance issue resolution, and empower customer-facing teams.Our success is rooted in a clear vision: enable teams to work smarter, not harder. Our AI Voice Agent automates routine calls, AI Assist simplifies post-call tasks, and AI Assist Pro provides real-time insights, allowing individuals to perform at their peak. This leads to increased revenue, quicker resolutions, and scalable teams that operate with confidence.Headquartered in Paris, with a robust North American base in Seattle, Aircall operates across dynamic cities including Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. Our product is beloved by customers, and we are rapidly scaling, supported by top-tier investors and continuous AI enhancements across diverse product lines.At Aircall, you will be part of an evolving company that is ambitious, product-oriented, and execution-driven, where your efforts yield visible impact, swift decision-making, and genuine growth.Our Work Culture: We are deeply customer-focused, data-centric, and committed to achieving significant results. We encourage ownership, ongoing learning, and thoughtful pace. If you excel in a cooperative, fast-paced environment where trust and influence are paramount, you will thrive with us.We are seeking a motivated and passionate Senior AI Software Engineer to enhance our expanding engineering division and contribute to our engineering teams.As a Senior AI Software Engineer, your role will involve the design, development, deployment, and management of AI-driven features that provide substantial value to our customers. Your daily responsibilities will encompass maintaining operational excellence, leveraging metrics and observability, sharing best practices, and mentoring team members across the Engineering department.Quality, excellence, and agility are the bedrock of our delivery processes, and you will be a key player in enhancing these standards. Our development is based on NodeJS and Typescript back-end stacks, tailored to meet specific requirements and always hosted on AWS, creating resilient services that integrate seamlessly with our customers' critical business tools (CRM, Helpdesk, E-Commerce, etc.).

Role overview dlocal is seeking a Senior AI Engineer to join its Madrid office. The focus of this position is to build and enhance artificial intelligence solutions that strengthen the company's products and services. What you will do Design, implement, and improve AI algorithms for practical use cases Collaborate with cross-functional teams to address technical challenges Support the development and optimization of dlocal's AI systems Requirements Extensive experience in artificial intelligence and machine learning Strong problem-solving skills and a track record of delivering effective solutions Interest in exploring new technologies and working collaboratively Location This role is based in Madrid.