Mobile Core Solution Design Engineer - Tietoevry Create

Mobile Core Solution Design Engineer - Tietoevry Create

TietoEVRY

Sofia, Bulgaria

Job Description

Mentormate, part of Tietoevry Create, is inviting a talented professional to join our growing team as a Mobile Core Solution Design Engineer to support our respectful customer's BICS Sim for Things value stream, with a focus on leading and contributing to the analysis, design, development and implementation of network solutions based on business, technical, operational and regulatory requirements.

Areas of Responsibility

• Review technical solutions to confirm they meet business, regulatory, operational, cost, time-to-market, and quality requirements
• Lead technical platform development, shape the roadmap, maximise technology use, and apply call-flow analysis and troubleshooting expertise
• Contribute to end-to-end implementation projects of small to medium scale by coordinating with stakeholders and supporting the design, rollout, and maintenance of technical platforms and operational systems
• Draft and review both functional and technical specifications, as well as Requests for Proposal (RFP) documents
• Develop methods, procedures, and technical documentation for use by various stakeholders such as marketing, product management, and operational teams
• Engage in the implementation of technical solutions in close collaboration with our operational teams
• Provide outstanding support to both internal and external stakeholders in the technical domain, building credibility and trust while serving as a respected authority within the area of expertise

Qualifications

• Engineering degree in telecommunications and/or IT technology
• Good knowledge of networks, telecommunications, and the IT landscape
• 6+ years of professional experience in a telecom or IT environment
• Strong technical knowledge in the following: HTTP, SS7, Diameter, MAP, INAP, GTP
• Experience with SIM Applets, Over-The-Air (OTA), eSIM, eUICC, SMDP/SMSR, SMDP+
• A comprehensive view of the mobile core and understanding of call flows is considered an asset
• Proven experience in designing and deploying comprehensive mobile core network solutions, including 4G LTE and 5G core networks, across traditional and cloud-based environments such as AWS, Azure, or Google Cloud

Will be an advantage

• Hands-on knowledge of two or more mobile core components in 2G, 3G, LTE (e.g. P-GW/GGSN, HSS/HLR, PCRF)
• Experience in roaming, IoT/M2M, and a background in an MVNO/MVNE environment
• Knowledge of the international carrier business is an asset