DAS Field Performance Engineer

Repeated Signal Solutions, Inc. (RSS), founded in 2004, is a privately held company specializing in Cellular, Public Safety, and Wireless Coverage Solutions with a nationwide presence. Known for its expertise in indoor and outdoor wireless system designs, installations, and optimizations, RSS serves a variety of industries such as hospitality, healthcare, airports, and sports venues. The company boasts strong relationships with Wireless Service Providers (WSPs) and holds certifications with leading manufacturers like Corning, Comba, and JMA Wireless.

RSS is committed to delivering client-owned, neutral-host Distributed Antenna System (DAS) solutions and managing every aspect, including carrier coordination, contracting, and testing. With certified experts and a focus on future-ready solutions like LAA, C , and Private LTE, RSS leads the way in wireless network services.

This is a full-time on-site role for a DAS Field Performance Engineer based in SoCal (Orange County preferred). The role consists of performing DAS commissioning, troubleshooting, field testing, BM testing, and performance testing, and ensuring optimization of wireless networks. Responsibilities include collaborating with team members to analyze and resolve network challenges, identifying and addressing performance bottlenecks, and collaborating on the development and implementation of enhanced wireless solutions for diverse environments.

The engineer will also interact with the design team to ensure operational efficiency and seamless coverage in all deployed systems.

Location: Orange County, CA (Remote)

Department: RF Engineering & Operations

The DAS Field Performance Engineer is responsible for commissioning, troubleshooting, field testing, monitoring, and maintaining the performance of Distributed Antenna Systems (DAS) to ensure reliable indoor cellular coverage and capacity. This role focuses on RF optimization, DAS troubleshooting, drive test analysis, interference mitigation, carrier compliance, and system tuning across multi-operator environments.

The ideal candidate has strong experience in RF engineering, LTE/5G performance optimization, and in-building wireless systems.

• Analyze and optimize DAS performance to meet coverage, capacity, and quality KPIs.
• Perform RF tuning, including power balancing, antenna optimization, and uplink/downlink alignment.
• Optimize multi-band and multi-operator systems supporting LTE, 5G , and legacy technologies.
• Ensure compliance with operator performance benchmarks and SLAs.

• Conduct walk tests, grid testing, and benchmarking using tools such as:
• TEMS
• Nemo Wireless Network Solutions
• PCTEL scanners and probes
• Validate coverage maps and propagation models.
• Perform post-installation and post-upgrade acceptance testing.
• Identify and mitigate sources of interference, including PIM, oscillation, and external RF noise.
• DAS commissioning follows industry standard processes.
• Familiar with AT&T's 5-step commissioning process.
• Troubleshoot uplink noise floor issues and desensitization.
• Work with field teams to resolve hardware and configuration issues.

• Utilize C Squared platforms to monitor system alarms and performance.
• Perform remote adjustments including gain settings, channel power, and band activation.
• Support network operations teams with performance insights.

• Produce performance reports, acceptance documentation, and optimization logs.
• Maintain RF design updates and system configuration records.
• Provide recommendations for performance enhancements.

• Bachelor’s degree in Electrical Engineering, Telecommunications, or related field (or equivalent experience).

• 3–7+ years of RF optimization or DAS performance engineering experience.
• Experience with large venue, enterprise, or neutral-host DAS deployments.
• Hands-on LTE and 5G  performance optimization experience.

• Strong understanding of:
• RF propagation and link budgets
• Troubleshooting techniques
• PIM and interference mitigation
• Experience with DAS…