Tieto Tech Consulting, is looking for a highly skilled and motivated Voice & Cloud Communications Provisioning and Service Assurance Engineer, 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.
Role Purpose
The engineer will support Voice and Cloud Communication Value Streams in delivering state-of-the-art solutions, with a focus on provisioning and repair activities. The candidate must have a great understanding of general Voice technologies and have working knowledge in SIP trunking implementations.
Based on business, technical, operational, and regulatory requirements, the Value Streams are designing and implementing network solutions and OSS systems within the Voice and Cloud Communication domains.
Key Responsibilities
Assure second line support for all BICS Voice & Cloud Communication services and platforms
Follow-up network availability and quality
Perform proactive and reactive maintenance actions
Suggest improvements in the proactive tasks & processes
Work and collaborate with first line and customer care team in order to find solutions for problems reported by our customers
Work and collaborate with our vendors and suppliers by reporting problems, follow up resolution and implementation in BICS network
Take part in our guard duty service (maximum once every four weeks) and support planned maintenance activities
Qualifications
Relevant degree in Electronics, Computer Sciences, IT, ICT and/or Telecommunications
3+ years experience in telecom, mainly in voice switching (mobile telecom operators or International carriers), with a focus on provisioning and repair activities
Strong knowledge and experience in Telecom technologies and ITU/ETSI telecom standards/protocols (SS7/ISUP, VoIP/SIP, RTP, MGCP)
Good understanding of network switching and routing as related to a Unified Communications and Voice over IP network
Some practical experience with NGN platforms (Sonus or Dialogic operational experience is an advantage)
Knowledge of SBCs like Ribbon SBC, Metaswitch SBC is an advantage
Good knowledge about of Transmission world and equipments
Knowledge of signalling protocol monitoring tools, protocol and trace analysers
Unix/Linux basic operational experience
Fluent in English, proficiency in written and spoken English, overall good communication skills
Excellent team player: communicate, share, and collaborate
Show flexibile ability to coordinate work with colleagues and apply rules and procedures depending on the situation
Customer oriented
Taking ownership and determination to deliver within time and expectation
Ability to explain and present technical concepts and adapt it to the audience
Self-learning: Eager to learn, quickly understands existing solutions and – if required – fast learning in an autonomous way
Good planning & organization skills
Analytical thinking & problem-solving skills
Familiar with agile methodologies or ways of working
Experience considered a plus
Experience in the (international) Wholesale Telecom Business
Knowledge on one of the following topics
Metaswitch Perimeta SBC
Ribbon SBC (SBC5K and SWe) and Softswitch
NetNumber TITAN
LRF (Location Retrieval Function) implementations for emergency call handling
FreeSWITCH application server
Multiplatform unified communications
API technologies
SIP Registrar/Authentication mechanisms
VoLTE
STIR/SHAKEN concepts
Unified communication and collaboration platforms (e.g. MS Teams)
Good understanding of telephony concepts (e.g. PBX, circuits, dial plans, routing)
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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