System Performance Engineer

HYBRID: 3 days in office / 2 days remote, Tues, Wed & Thurs are in the Rolling Meadows office

Targeted Years of

Experience:

3-5 years

• Responsible for collecting and using hourly and daily service measurement data to optimize the 5G and LTE network.
• Representing the team for feature related projects, new node integration, and other centralized tasks by meeting deliverables and holding other parties accountable per project plan.
• Troubleshooting hardware and performance problems independently or by coordinating with other teams.
• Supporting Network Performance in evaluating and improving areas of poor coverage by identifying system performance problems.
• Reporting issues to appropriate engineers.
• Resolving customer service issues, assisting in implementing solutions, and collecting drive test data in support of performance evaluations and build program prioritization.

• Bachelor s degree in Electrical Engineering, Computer Science, Telecommunications, or a related field.
• Minimum of 5 years of experience in wireless network performance engineering, focusing on LTE/4G and 5G-.
• In-depth understanding of 3
  
  GPP standards for LTE and 5G (NSA and SA architectures).
• Expert-level knowledge of RAN architecture, signaling protocols (RRC, S1AP, X2AP, NGAP), and air interface analysis.
• Familiarity with drive testing, post-processing tools, and geo-location performance platforms.
• Proven experience with performance management tools and techniques for major RAN vendors (e.g., Ericsson, Nokia, Samsung).
• Strong scripting and data analysis skills (e.g., SQL, Python, R) for extracting and manipulating large network datasets.
• Excellent communication, presentation, and technical documentation skills.

• Master’s degree in a relevant technical field.
• Experience with virtualization and cloud-native RAN (vRAN/Open RAN) performance analysis.
• Knowledge of core network elements (EPC, 5GC) and their impact on RAN performance.
• Certifications in relevant networking technologies or vendor platforms.

• Bachelor s degree in Electrical Engineering, Computer Science, Telecommunications, or a related field is required.