Voice & Cloud Communications Provisioning and Service Assurance Engineer

Tieto; Rio de Janeiro; Presencial; BRL 150.000 - 210.000; Tempo integral

Resumo da vaga

Tieto Tech Consulting is seeking a highly skilled Voice & Cloud Communications Provisioning and Service Assurance Engineer to join a project within the telecom team for BICS. You will focus on provisioning and repair activities, with a strong emphasis on SIP trunking and voice services across international networks.

You will work with operators and technology partners to design, implement, and assure high-quality, secure connections while supporting ongoing service improvements.

Qualificações

• Degree in Electronics, Computer Sciences, IT, ICT or Telecommunications.
• 3+ years in telecom, focused on voice switching, provisioning and repair.
• Strong knowledge of ITU/ETSI telecom standards and protocols (SS7/ISUP, VoIP/SIP, RTP, MGCP).
• Understanding of Unified Communications and VOIP networks; basic Unix/Linux ops.
• Experience with NGN platforms or SBCs is a plus.

Responsabilidades

• Provide second line support for Voice & Cloud Communication services and platforms.
• Monitor network availability and quality; perform proactive maintenance.
• Collaborate with first line, customer care, vendors and suppliers on issue resolution.
• Participate in guard duty rotations and planned maintenance activities.
• Suggest improvements to proactive tasks and processes.
• Coordinate work with colleagues and communicate effectively across teams.
• Explain technical concepts to different audiences and maintain ownership to meet deadlines.

Conhecimentos

Voice technologies

SIP trunking

Unified Communications

VoIP/SIP

NGN platforms

SBC knowledge

Signalling monitoring

Unix/Linux

Analytical thinking

Formação

Relevant degree in Electronics, Computer Sciences, IT, ICT and/or Telecommunications

Ferramentas

Sonus

Dialogic

Ribbon SBC

Metaswitch SBC

FreeSWITCH

NetNumber TITAN

Descrição da vaga

Job Description

Tieto Tech Consulting, is looking for a highly skilled and motivatedVoice & Cloud Communications Provisioning and Service Assurance Engineer, a professional who will join a project within a Telecom Team for our respectful client BICS.

BICSoperates one of the world's most extensive communication networks, carrying around 50% ofglobal 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 servicesincluding Voice, LTE and 5G Roaming, Cloud Communications, IoT Connectivity, Messaging, Mobile Identity, Signaling, Fraud Protection, and Global SIPTrunking.

You will work withthe world'slargest telecom operators and technology providers, helping to ensure the quality, reliability, performance, and security of international communications, whileimpactinghow 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 wherenew ideasthrive.

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)

Additional Information

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