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# System Performance Engineer I

- **Company:** Communication Technology Services, LLC
- **Location:** Corona, CA, United States
- **Experience:** Starter
- **Salary:** $47,840 - $54,080
- **Contract:** Permanent contract
- **Skills:** 4G (Telecommunication), Universal Mobile Telecommunications Systems, LTE (Telecommunication), Systems Engineering, Code Division Multiple Access, Computer Literacy, Distributed Systems, Global System for Mobile Communications, Remote Access Technology, Software Deployment, Wi-Fi Technology, Wireless Technologies
- **Published:** November 13, 2026
- **Apply:** https://www.careerbuilder.com/job-details/system-performance-engineer-i-corona-ca--264cab24-8b43-441a-aecc-82a89b43ec7e

## About the Role

Performance Engineering, Systems Engineering, Antenna, Performance Engineering, Wireless Communications, 4G (4th Generation) Wireless, Systems Engineering, Distributed Computing, Willing to Travel, Commissioning, Experience:

Basic Knowledge of Computers

1 year in a wireless or other technology related field.

Education:

High school + 2 Years Technical or equivalent

Working towards a degree

## Description

System Performance Engineer I - is an entry level or junior position and generally in the process of being trained to take on the responsibilities of the job. This position will typically be put into a paired responsibility with a System Performance Engineer. On-site activity will include; Benchmark Data Collection. Post Deployment Data Collection, Commissioning Activity, and Basic Troubleshooting. There will be heavy emphasis on rapid learning and assessment of skills so that the individual can be sent off to remote locations and trusted to complete a project on their own.

Responsible for:

 * Repeater Commissioning and Optimization
 * DAS Commissioning & Optimization
 * Performing Site Surveys
 * BM and Post Installation Data Collection
 * Troubleshooting Basic Systems
 * Data Packing according to existing standards
 * Customer Service
 * Weekly Reports/Updates
 * Current understanding of DAS OEM Toplogies including but not limited to, Corning MobileAccess, Commscope, Solid, TE, Teko, Dali, Zinwave, ADRF, and CSI
 * Learning all wireless technologies such as GSM, CDMA, EVDO, UMTS, LTE, WiFi
 * Basic understanding of standard test equipment including, but not limited to, Spectrum Analyzers, OTDRs, VFL, Power Meters, Transmitters, Scanning Receivers
 * Creation of rack elevations and fiber diagrams
 * Performing pre-design CW Testing
 * Setting up remote access and alarming for repeaters and DAS
 * Keeping current with all WSP commissioning standards
 * Learning all relevant RF math to enable a full understanding of DAS design, commissioning, and optimization