IoT Optimization Engineer – End-to-End Connectivity | Flint International | Riyadh, Saudi Arabia

Job Title: IoT Optimization Engineer – End-to-End Connectivity | Flint International | Riyadh, Saudi ArabiaRecruiting Company: Flint InternationalJob Location: Riyadh, Saudi Arabia (Onsite)Job Type: Yearly Renewable ContractApplication Method: syed.ali@flint-international.meAdditional Info: Apply only if your profile matches the requirements. Shortlisted candidates will be contacted.Position SummaryFlint International is hiring an experienced IoT Optimization Engineer to ensure optimal end‑to‑end performance, reliability, and service quality for IoT connectivity in a Tier‑1 telecom operator environment. This role is vital in supporting IoT service lifecycle management—from solution design validation and onboarding to live optimization, troubleshooting, and large-scale enterprise/industrial IoT deployments.Detailed Job DescriptionAs an IoT Optimization Engineer, you will work across IoT devices, access networks, mobile core, IP connectivity, and IoT service platforms to maintain seamless E2E IoT delivery. You will analyze E2E service flows, troubleshoot connectivity issues, investigate KPI degradations, and drive continuous service improvements. The role involves hands‑on protocol analysis (MAC/PHY/IP), cellular IoT technologies (NB‑IoT/LTE‑M), and core network functions (SGW/PGW/UPF). You will support customer onboarding, incident resolution, and large enterprise IoT deployments while collaborating closely with RAN, Core, IP, and IoT platform teams to ensure high service availability and performance.✅ Key ResponsibilitiesEnsure E2E performance, reliability, and quality of IoT connectivity servicesAnalyze IoT device behavior, protocol stacks, and application communication flowsDiagnose issues across access, core, and IP networks using logs and packet analysisOptimize NB‑IoT, LTE‑M, GSM, LTE, and 5G IoT connectivitySupport onboarding and validation of IoT solutions for enterprises and industry verticalsConduct RCA for service degradations and recommend optimization actionsWork on IoT platforms for connectivity and device managementCollaborate with cross‑functional teams—RAN, Core, IP, Platforms, and Enterprise SolutionsExecute IoT service assurance and lifecycle management activitiesRequired Qualifications & Skills5–10 years of experience in IoT, telecom networks, or enterprise connectivityStrong hands‑on expertise in IoT architectures, E2E service flows, and device communicationProficiency in PHY/MAC/IP/TCP‑UDP/application protocolsDeep understanding of MQTT, CoAP, HTTP, LwM2MExpertise in cellular IoT technologies (NB‑IoT, LTE‑M, GSM, LTE, 5G)Strong background in mobile core: SGW, PGW, UPF, HLR/HSS/UDM, PCRF/PCFSolid IP networking knowledge: routing, NAT, VPN, public/private addressingHands‑on experience with packet analysis and troubleshooting toolsExperience with IoT platforms (connectivity/device management)Bachelor’s degree in Telecommunications, Electronics, Computer Science, or equivalent✨ Nice‑to‑Have SkillsTelecom operator background (highly preferred)Experience in large‑scale IoT deployment and service assuranceKnowledge of enterprise IoT verticals (utilities, industrial, automotive, smart city)Hands‑on exposure to CEM tools, performance dashboards, or analytics platformsFamiliarity with security aspects of IoT communication and device onboardingRecruitment Pro TipTo stand out, highlight real end‑to‑end IoT troubleshooting or optimization cases you solved—especially those involving NB‑IoT or LTE‑M performance improvements, packet‑level analysis, or multi‑domain RCA. Quantified results greatly strengthen your application.#J-18808-Ljbffr