RF Engineer I

Overview

TeleWorld Solutions is seeking an RF Engineer I for our team with FOA experience! TeleWorld Solutions is a strategic wireless engineering and consulting firm offering network operators, OEMs and tower companies turnkey design, optimization, network dimensioning and deployment services. With the experience of hundreds of thousands of successful implementations, including macro, DAS, Small Cells, and Wi-Fi, the world’s leading network operators and OEMs trust our knowledge and experience to plan, perform, troubleshoot, and implement an array of technologies and solutions. TeleWorld helps customers plan, design, manage, measure, and monetize opportunities throughout the network lifecycle and across every element of their network.

Come join our Team. The Company with Great Benefits and recently certified as "A Great Place to Work"

Responsibilities

• Perform drive, walk, and stationary testing and data collection of 5G and 5GNR networks using data collection tools including Accuver X-CAL, Accuver X-CAL Solo, and Qualcomm QXDM.
• Perform drive and walk data collection using 4G and 5G scanners, specifically PCTel and Rohde & Schwarz equipment.
• Configure drive test date collection equipment (XCAL) according to engineer parameters.
• Perform post-processing and analysis (including layer 3) of drive/walk test data using Accuver X-CAP while in the field.
• Identify, analyze, troubleshoot, and resolve issues in real-time that occur in the field during testing.
• Identify, analyze, and troubleshoot poor RF environments based on field RF KPI's such as RSRP, SINR, MCS, CQI, BLER, etc.
• Install, configure, and use iPERF and the various configuration options.
• RF optimization, parameter optimization recommendations, and troubleshooting 4G and 5G environments.
• New app setup eg. Geyser or Solo, Autocall for in device log collection and uploading directly from test device onto customer preferred location.
• Assist in verification of new Iperf servers port assignments, reservation of ports for XRO sever.
• Identify and resolve UE, computer, and testing software issues and report in real time.
• Familiarity with Device debug mode, HP to normal UE power identification in real time operation.
• Perform calibration, verification and live drive testing of E-911 service
• Plot sites and drive test routes utilizing navigation SWs or apps
• Execute cluster drives and re-drives tests, stationary tests and speed tests
• Successfully executed Acceptance Test Performance (ATP) drive test, monitored handovers, and Speed test for base stations and customer locations and documented test results
• Verify the diversity and coverage for new sites on air
• Check for poor coverage and cell interference
• Verify overshooting sectors and recommending electoral down-tilt
• Perform maintenance and troubleshooting for XCAL, scanner(s), devices, and document test results
• Analyze and recommended neighbor List/ Parameter changes based on MapInfo plots
• All tests performed in line with safety requirements and outlined procedures for all set-up to be completed in a parked state in a safe location. Data not actively being reviewed and interpreted during test.

Qualifications

• Bachelors Degree in Computer Science or Electrical Engineering; Masters Degree a plus; 1-3 years work experience in the wireless industry.
• Samsung FOA experience a plus
• Demonstrate problem solving skills via prior work experience. Experience with wireless infrastructure provider and/or operator is desired.
• Solid understanding of RF fundamentals and data network protocols
• Technical knowledge of CDMA/EVDO, LTE/VoLTE, and 5GNR technologies
• Experience with parameter optimization, testing, drive-data and peg count analysis is required
• Must have a strong work ethic, integrity and work extremely well in a team environment
• Must have an aptitude for creativity and innovation
• Programming knowledge and experience a plus: PERL, VBA, PHP
• DAS and In-Building experience a plus
• Working knowledge of Base Station Vendor equipment (Samsung, Alcatel Lucent, Ericsson)
• Proficient in the use of GIS applications such as QGIS, ArcGIS, and MapInfo
• Experience with RF propagation planning tools a plus
• Advanced working experience with Microsoft Office applications including Word, Excel, and PowerPoint
• Strong interpersonal communication skills
• Ability to professionally represent Samsung in the field to customers and other vendors.
• Must be able to carry a backpack and walk for extended periods of time.
• Familiarity of mmWave and Sub-6GHz spectrum bands and their associated RF environments

TeleWorld Solutions is committed to employing a diverse workforce, and provides Equal Employment Opportunity for all individuals regardless of race, color, religion, gender, age, national origin, marital status, sexual orientation, gender identity, status as a protected veteran, genetic information, status as a qualified individual with a disability, or any other characteristic protected by law.

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