{"id":3089673,"url":"https://alion.io/job/reply-ran-performance-optimization-engineer-b2b","title":"RAN Performance & Optimization Engineer (B2B)","company":{"id":865,"name":"Reply","domain":"reply.com","url":"https://alion.io/company/reply-polska-sp-z-o-o","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":73,"open_postings":46,"ghost_share":0.457,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":41,"computed_at":"2026-10-25T05:49:26Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":null,"employment_type":"contractor","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Katowice, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Google BigQuery","optional":true},{"name":"Python","optional":true},{"name":"SQL","optional":true},{"name":"Tableau","optional":true}],"status":"live","first_seen_at":"2026-10-22T11:48:55Z","employer_posted_date":null,"last_verified_at":"2026-10-22T11:48:55Z","board_verified":false,"closed_at":null,"days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"Responsibilities\nMonitor and analyze RAN performance at cell, site and cluster levels. \n\nIdentify network degradations through KPI/KQI monitoring, statistical analysis and trend evaluation. \n\nPerform root cause analysis and define corrective actions to improve network performance. \n\nAnalyze OSS counters, network traces and third-party Drive Test measurement data. \n\nSupport radio parameter optimization, worst-cell analysis and network quality improvement. \n\nProduce performance reports and verify the effectiveness of implemented optimization actions. \n\nQualifications\nDegree in Telecommunications Engineering, Electronic Engineering, Computer Engineering or a related technical field. \n\nExperience in LTE/5G RAN performance analysis and radio network optimization. \n\nStrong knowledge of radio KPIs related to accessibility, retainability, mobility, throughput and latency. \n\nHands-on experience with RAN performance monitoring and OSS tools. \n\nAbility to analyze network counters, identify performance issues and recommend corrective actions. \n\nStrong analytical, troubleshooting and technical reporting skills. \n\nGood written and spoken English and Polish. \n\nOpenness to visits to the Katowice office. \n\n Nice-to-Have:\nExperience with ActixOne, Infovista, ENM/MAE or equivalent tools. \n\nKnowledge of VoLTE/VoNR performance analysis and optimization. \n\nExperience with Ericsson, Huawei and/or Nokia networks. \n\nFamiliarity with Python, SQL, BigQuery, Tableau or other data analytics tools. \n\nItalian and/or German language skills. \n\nDevelop yourself and the digital future – at Reply!\nReply specialises in designing and implementing solutions based on new communication channels and digital media. Structured as a network of highly specialised companies, Reply supports leading European industrial groups in sectors such as Telco & Media, Industry and Services, Banking and Insurance, and Public Administration, helping define and develop business models enabled by new paradigms such as AI, Cloud Computing, Digital Media, and the Internet of Things. 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