Tietoevry

Mobile Core Solution Design Engineer - Tietoevry Create (m/f/d)

Posted: Oct 30, 2025

Job Description

Job DescriptionMentormate, 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 ResponsibilityReview technical solutions to confirm they meet business, regulatory, operational, cost, time-to-market, and quality requirementsLead technical platform development, shape the roadmap, maximise technology use, and apply call-flow analysis and troubleshooting expertiseContribute 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 systemsDraft and review both functional and technical specifications, as well as Requests for Proposal (RFP) documentsDevelop methods, procedures, and technical documentation for use by various stakeholders such as marketing, product management, and operational teamsEngage in the implementation of technical solutions in close collaboration with our operational teamsProvide 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 expertiseQualificationsEngineering degree in telecommunications and/or IT technologyGood knowledge of networks, telecommunications, and the IT landscape6+ years of professional experience in a telecom or IT environmentStrong technical knowledge in the following: HTTP, SS7, Diameter, MAP, INAP, GTPExperience 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 assetProven 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 advantageHands-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 environmentKnowledge of the international carrier business is an assetAdditional InformationAt Tietoevry, 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 (tietoevry.com)

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