Engineer III, System Structure Design

Samsung Electronics Perú; Plano, Northern (TX, KY); Hybrid; USD 130,000 - 170,000; Full time

Job summary

Samsung Electronics Perú is seeking an Engineer III in System Structure Design for Plano, TX to drive LTE/5G performance improvements. The role involves evaluating KPIs, leading troubleshooting across 4G/5G products, and coordinating with Samsung HQ and customer teams to ensure timely issue resolution.

You will conduct deep-dive sessions on air interface technologies, author proposals, and collaborate on design requirements, with travel up to 10% for deployments and meetings.

Qualifications

• Bachelor’s degree and 5 years of progressive engineering experience required.
• deep knowledge of 4G/5G call processing, RRC, S1-MME, S1-U, X2, RLC, MAC, PHY.
• Experience with multi-vendor deployments and performance optimization.

Responsibilities

• Improve LTE/5G network performance by KPI trend analysis and trials.
• Troubleshoot 4G/5G issues to meet predefined SLAs across deployments.
• Lead technical discussions with customer groups and cross-functional teams.
• Develop product and feature requirements and performance analyses.

Skills

LTE/5G knowledge

RRC protocols

S1-MME experience

X2 interfaces

RF antenna tech

Massive MIMO

New Waveforms

System engineering

KPIs optimization

Education

Bachelor’s degree in Computer Networks, Electronics and Communications Engineering, Electronics Engineering, Electrical Engineering, Computer Science, Telecommunications Engineering, a related field, or foreign equivalent

Job description

Engineer III, System Structure Design page is loaded## Engineer III, System Structure DesignApplyremote type: On-sitelocations: 6555 Excellence Way, Plano, TX, USAposted on: Posted Todaytime left to apply: End Date: October 5, 2026 (30+ days left to apply)job requisition id: R119506**Position Summary****Role and Responsibilities**Responsible for the continuous improvement of LTE RAN network performance by evaluating and trending key performance indicators and performance trials. Responsible for troubleshooting and issue resolution in Samsung 4G and 5G products to ensure all issues during new site deployment or site swap are addressed in pre-defined SLAs. Responsible for troubleshooting and issue resolution in Samsung 4G and 5G products to ensure all customer tickets are addressed in pre-defined SLAs. Responsible for end-to-end performance assurance to ensure company’s 4G and 5G products (DU, RU, CU, and AU) are fully compliant with customer’s network design. Conduct trials and tune parameters to improve the overall network performance and propose optimized parameters and present to customers and other groups with detailed reports. Responsible for development of product requirements, feature requirements, systems, and performance analysis, conduct deep-dive customer sessions on 4G/5G call-processing related features and air interface technologies. Responsible for leading all technical discussions on Samsung products/scheduler related features with several customer vertical organizations including 4G/5G RAN Development groups and RAN performance groups. Analyze and troubleshoot schedule related issues reported from customer labs, field sites, and production networks. Perform issue resolution in multi-vendor deployment across numerous interfaces, including Open CPRI (ORAN), S1-MME, S1-U and X2 IOT with incumbent EPC vendors. Conduct deep-dive customer sessions for RCA reviews. Collaborate with HQ development and other teams to ensure issue resolution, customer product requirements and/or performance compliance. Present technical and non-technical ideas in a logical, compelling manner in a written format and verbally in both small and large group settings. Responsible for leading all technical discussions on Samsung products/scheduler related features with several customer vertical organizations including 4G/5G RAN Development groups and RAN performance groups. Author technical proposals, technical research and white papers, Operator network design. Ensures that customer commitments are achieved according to plan. Works closely with various support organizations, logistics, and cross-functional teams from SEA and Samsung HQ to achieve network performance.**Skills and Qualifications**Bachelor’s degree in Computer Networks, Electronics and Communications Engineering, Electronics Engineering, Electrical Engineering, Computer Science, Telecommunications Engineering, a related field, or foreign equivalent and 5 years of progressively responsible post-baccalaureate experience in job offered or any engineering related job titles.Applicants must have 5 years of experience in the following: (1) telecommunications engineering; (2) 4G/5G Call Processing including RRC, S1-MME, S1-U, X2, RLC, MAC, PHY protocols; (3) wireless technology & procedures including LTE/Volte and 5G; (4) 3GPP RAN product architecture, design, implementation and performance improvements (KPIs); (5) RF antenna technologies & network optimizations; (6) Massive MIMO, New Waveforms, LTE-NR interworking & co-existence, and 5G Numerologies; and (7) system engineering activities including feature requirements identification, feature description documentation, parameter optimization, performance analysis, test strategy creation, and problem troubleshooting. 10% domestic travel required for product rollouts, team meetings, and customer meetings.***No sponsorship available for this position.***