Senior Network Engineer (Messaging) – Tieto Tech Consulting (m/f/d)
Tieto Tech Consulting, is looking for a highly skilled and motivated Senior Network Engineer (Messaging), a professional who will join a project within a Telecom Team for our respectful client BICS.
BICS operates one of the world's most extensive communication networks, carrying around 50% of global roaming traffic and connecting more than 5 billion mobile subscribers worldwide. Through partnerships with hundreds of operators, service providers, hyperscalers, and enterprises, BICS delivers connectivity across 1000+ destinations and supports a broad portfolio of services including Voice, LTE and 5G Roaming, Cloud Communications, IoT Connectivity, Messaging, Mobile Identity, Signaling, Fraud Protection, and Global SIP Trunking.
You will work with the world's largest telecom operators and technology providers, helping to ensure the quality, reliability, performance, and security of international communications, while impacting how billions of people connect, communicate, and do business every day.
Beyond traditional telecommunications, BICS is at the forefront of enabling digital transformation, cloud interconnectivity, IoT ecosystems, and next-generation mobile services, helping customers navigate the evolving global connectivity landscape.
Become a part of the BICS community at Tieto Tech Consulting that has been growing since 2010 and enjoy the comfortable and stable environment where new ideas thrive.
Welcome to the team of our long-term customer BICS!
Responsibilities
Report to the Messaging Value Stream Agile Master.
Provide second-line support for SMS, MMS, and SMS Firewall services.
Review internal and external operational processes in order to optimize repair efficiency.
Identify improvement opportunities and follow up on the implementation of improvement actions.
Be ready to lead the repair team squad by managing, steering, and coordinating team activities when required.
Follow up on network and service availability and quality, performing proactive and reactive maintenance actions.
Work closely with the Customer Care team to identify and resolve problems reported by customers.
Perform incident management activities as well as planned works.
Cooperate with vendors, monitor their performance, and ensure proper service delivery.
Participate in the implementation of new services and network rollout projects, in collaboration with engineering teams.
Take part in guard duty services.
Qualifications
5+ years of experience in telecom, mainly in Messaging, Signaling, or Roaming areas (mobile telecommunications or international carrier telecom).
Familiarity with Telecom technologies and ITU/ETSI standards.
- Good knowledge of SS7 / SIGTRAN, LTE, GSM call flows, and roaming scenarios.
Good operational knowledge of Linux.
Upper-intermediate level of English
Will be an advantage
- Bachelor’s or Master’s degree in Electronics, Telecommunications, IT, or ICT.
Experience with HTTPS (APIs), MMS, Kibana, or Openmind software.
Familiarity with DevOps concepts and tools (containers, Ansible, CI/CD, Splunk, Kubernetes, AWS, etc).
Knowledge of Docker.
Experience with IT tools and scripting, such as Splunk or Python.
At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity.
Diversity, equity and inclusion | Sustainability | Tieto
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