Radio Network Planning and Optimization Engineer

Job description: Based in Sweden, Optimization Engineer (GSM,UMTS) is responsible for overseeing the design, deployment, and optimization of wireless telecommunications networks.Managing the design phase will include overseeing pre-deployment equipment analysis, technology assessment, radio network planning, access planning, and interference analysis, demand planning, test and measurement of the equipment, and interfacing with the market development team.In the optimization stage, will supervise optimal network performance, KPI and network statistics analysis, and parameter optimization.The individual will typically oversee and guide the work of RF and optimization Engineers, in charge of managing the day to day operations of the projects, and interface with Project Managers.The Optimization Engineer (GSM, UMTS) will answer technical questions as well as day to day operational questions.Essential Duties and Responsibilities: -Perform the following RF network design, planning and optimization activities as required: -Fully proficient in set-up, calibration, utilization, and data post processing of drive-test hardware and software products -Understand equipment co-location requirements for multiple operators and perform inter-modulation analysis.-Proficient knowledge of MapInfo software.-Comprehensive understanding of RF channel environment (fast fading, slow fading, time dispersion, scattering, diffraction, wave length/frequency dependence, etc.) and proper prediction model selection (Okomura, Hata, COST231, etc.) and their key parameters calibration for various frequencies.-Good knowledge of system topology and air interface parameters of at least one of the main technologies (GSM/GPRS, EDGE, CDMA, etc.).-Understanding of system topology and air interface parameters of at least one of the main 3G technologies (UMTS, 1XRTT/3XRTT, OFDMA, etc.).-Good knowledge of at least one of the main equipment vendors -Knowledge of system features and parameters for optimal network performance.-Analyze network performance reports and good understanding of KPIs.-Carry out optimization techniques (proper antenna selection for optimal horizontal/vertical performance, mechanical/electrical tilting, appropriate transmit power setting, antenna clearance, neighbor list analysis, etc.) for optimal site/cluster performance.-Good understanding of antenna theory (aperture, gain, beam width, dipole vs.isotropic), antenna performance (return loss, impedance matching, etc.), and engineering tools (spectrum analyzer, site master, etc.).-Perform link budget, design criteria and traffic analysis.-Play an active role in recruitment of RF engineering staff and be a mentor to other engineering colleagues as required.-Help to define processes and procedures for RF engineering tasks.-Perform RF engineer's performance reviews as required. Qualifications: *Bachelors Degree or above in wireless, microwave, radio transmission, antenna, communications and electronics, or related fields.*Proficient knowledge of mobile communications and principles of GSM/CDMA/WCDMA products, signaling flow and protocols, electromagnetic theory, radio transmission, antenna system, and so on.*Ability to implement and supervise optimization project.Person who has relative project experience is preferred *Over 5 years experience in radio network planning and optimization *Fluency in English.