RF & DAS Engineer - Night Shift (Rail MRT)

ST ENGINEERING URBAN SOLUTIONS LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

ST ENGINEERING URBAN SOLUTIONS LTD. seeks an RF engineer to plan and implement DAS, BTS, RUs, and fibre networks across MRT projects. You will design systems, prepare drawings, and coordinate with MNOs to ensure successful integration and testing.

You will conduct RF surveys, analyse KPIs, troubleshoot PIM and interference, and support FAT, SAT, IST while adhering to safety and quality standards.

Qualifications

• Degree or Diploma in Electrical/Electronic/Telecommunications Engineering.
• Experience in RF engineering, DAS, or mobile systems.
• Knowledge of LTE/5G and RF propagation principles.
• Familiarity with RF testing equipment such as spectrum analysers, PIM analysers, cable and antenna analysers, OTDRs, and power meters.
• Ability to interpret engineering drawings and technical specifications.

Responsibilities

• Plan, design, and implement DAS, BTS, Remote Units, fibre networks, RF feeders, antennas, splitters, and passive RF components.
• Prepare engineering documents including system design, method statements, installation drawings, RF calculations, testing procedures, and as-built documentation.
• Coordinate with Mobile Network Operators on system integration, acceptance testing, and commissioning activities.
• Conduct RF site surveys, coverage analysis, drive tests, walk tests, and troubleshooting using industry-standard tools.
• Analyse KPIs such as RSRP, RSRQ, SINR, throughput, handover success rate, and interference levels.
• Investigate RF issues including PIM, interference, VSWR, feeder losses, fibre attenuation, and hardware faults.
• Support FAT, SAT, ATP, and IST.
• Coordinate night engineering works during MRT hours with track access procedures and railway safety regulations.
• Liaise with civil, electrical, signalling, and rail operation teams to coordinate installation activities and interfaces.
• Supervise subcontractors to ensure installation quality and compliance with project specifications.
• Monitor progress and prepare technical reports, risk assessments, and engineering documentation.
• Ensure all works comply with Authority requirements, safety regulations, and project quality management systems.
• Support fault investigations and emergency restoration activities when required.

Skills

Communication

Coordination

Night shifts

Education

Degree or Diploma in Electrical/Electronic/Telecommunications Engineering

Tools

Spectrum Analyzers

PIM Analyzers

Cable & Antenna Analyzers

OTDRs

Power Meters

Job description

ST ENGINEERING URBAN SOLUTIONS LTD. seeks an RF engineer to plan and implement DAS, BTS, RUs, and fibre networks across MRT projects. You will design systems, prepare drawings, and coordinate with MNOs to ensure successful integration and testing.

You will conduct RF surveys, analyse KPIs, troubleshoot PIM and interference, and support FAT, SAT, IST while adhering to safety and quality standards.