Engineer for VAS Planning & Development

Join our team as an engineer for VAS Planning & Development and take part in cutting-edge projects that drive innovation. You’ll work on 5G NSA and 5G SA deployment, contribute to large-scale modernization initiatives, and gain deep insights into how business operates. This role offers a unique chance to master PCRF technology, optimize existing systems, and make a real impact on the evolution of our network. About us  Kyivstar.Tech is a Ukrainian hybrid IT company and a resident of Diia.City. We are a subsidiary of Kyivstar, one of Ukraine's largest telecom operators.    Our mission is to change lives in Ukraine and around the world by creating technological solutions and products that unleash the potential of businesses and meet users' needs.    Over 600+ KS.Tech specialists work daily in various areas: mobile and web solutions, as well as design, development, support, and technical maintenance of high-performance systems and services.    We believe in innovations that truly bring quality changes and constantly challenge conventional approaches and solutions. Each of us is an adherent of entrepreneurial culture, which allows us never to stop, to evolve, and to create something new.  What you will do: • Develop and oversee system strategy, including HW/SW lifecycle management, dimensioning, load forecasting, and budgeting with execution • Partner and contract management:  - Contract scope and terms definition and control (supply, service, NDA) - Contract technical part preparation (solution description, scope of work, scope of supply) • Initiate and participate in tender:  - Technical requirements definition (architecture, features, services, etc.) - Offers analysis and clarification with participants - Technical evaluation • Lead system deployment, system extension, new services (HW/SW/services):  - Initiate purchase orders - Coordinate HW supply with partner and logistic function - Control SW supply, including the preparation of needed documents preparation  - Coordinate works with partner, O&M team, other supporting functions: prepare plan, schedule, supervise execution, control  • Collect business needs and prepare technical requirements for new services/solutions  • Provide consultancy to businesses about system functionality • Support complex work execution at the maintenance window  Qualifications and experience needed: • GSM/UMTS/LTE architecture knowledge  • PS domain elements knowledge:  - PCRF/PCEF/TDF, DRA, OCS, DPI, GGSN/PGW - Corresponding 3GPP interfaces - Signaling protocols: GTP, Diameter  • IP network knowledge • English level: Pre-intermediate or higher • Preferred: 5G architecture knowledge, SQL knowledge, Linux-based OSs   Target system:  • PCRF and TDF  What we offer: • Office or remote — it's up to you: you can work from anywhere, and we will arrange your workplace • Remote onboarding • Performance bonuses for everyone (annual or quarterly — depends on the role) • We train employees: the opportunity to learn through the company’s own library, internal resources and programs from partners • Health and life insurance • Wellbeing program and corporate psychologist • Reimbursement of expenses for Kyivstar mobile communication