Walk Test Engineer | SAS Wireless | London and the South East, UK

SAS Wireless Ltd; Greater London; On-site; GBP 65,000 - 101,000; Full time

Job summary

SAS Wireless Ltd is seeking an experienced Walk Test Engineer for a 6‑month fixed-term contract in London and the South East. You will lead walk and drive tests across MNO networks, using TEMS and NEMO, to deliver high‑quality RF data and coverage insights.

Responsibilities include equipment calibration, data logging, and cross‑functional collaboration with RF optimization engineers. UK work eligibility, a full driving licence, and robust TEMS/NEMO experience are essential.

Qualifications

• Bachelor’s degree in Telecommunications Engineering or related technical field is required.
• Minimum 5+ years of progressive professional telecommunications experience.
• Proven hands-on experience with TEMS and NEMO walk testing equipment.
• Solid understanding of 2G/3G/4G LTE and 5G NR RF propagation principles.
• Strong data logging, reporting, and analytical skills.
• Must hold a full UK driving licence and UK work eligibility.

Responsibilities

• Conduct rigorous walk and drive tests on MNO networks using TEMS and NEMO equipment.
• Operate, calibrate, and troubleshoot TEMS/NEMO walk testing tools and data collection devices.
• Monitor RF parameters, call metrics, data throughput, and coverage quality.
• Travel across London and the South East for scheduled field tests; maintain logs and test records.
• Work flexible day and night shifts; ensure safety and accurate data capture.

Skills

TEMS

NEMO

RF propagation

Education

Bachelor’s degree in Telecommunications Engineering

Tools

Actix

Planet

WindCatcher

Job description

Position Summary:

SAS Wireless is actively seeking an experienced, high-caliber, and technical Walk Test Engineer with a minimum of 5 years of professional telecommunications experience to join our field engineering team on a fixed-term contract basis of 6 months. In this critical mobile network optimization role, you will be responsible for supporting the testing, monitoring, and analysis of Mobile Network Operator (MNO) networks across London and the South East, with occasional travel further afield as required. You will leverage your deep specialist expertise in TEMS and NEMO walk testing equipment, RF signal propagation, and drive/walk test methodologies to deliver uncompromised network performance data. This opportunity offers competitive daily rates, flexible day and night shift schedules, executive technical visibility, and exceptional professional engagement within a premier wireless telecommunications services enterprise.

Detailed Job Description:

As a Walk Test Engineer supporting mobile network optimization across London and the South East with SAS Wireless, you will take full operational, tactical, and technical ownership of field data collection, RF testing, and equipment operation. Your day-to-day responsibilities include conducting walk and drive tests across MNO networks using TEMS and NEMO equipment, monitoring and analyzing RF signal quality, data throughput, and coverage metrics, carrying testing gear across diverse terrain under varied day and night shift hours, and maintaining rigorous testing logs. You will utilize your proactive troubleshooting and physical endurance to ensure accurate data capture. Furthermore, you will manage application requirements via direct email to [e-mail], ensuring strict compliance with UK work eligibility, a full UK driving licence, and essential TEMS & NEMO experience.

Key Responsibilities:

• Execute rigorous walk and drive testing protocols across Mobile Network Operator (MNO) cellular networks using industry-standard equipment.
• Operate, calibrate, and troubleshoot TEMS and NEMO walk testing tools, scanners, and data collection handsets.
• Monitor, record, and analyze RF signal parameters, call drop rates, data throughput, and coverage quality metrics.
• Travel across London and the South East (with occasional travel further afield) to execute scheduled field testing routes.
• Carry specialized telecommunications testing equipment and walk across diverse sites while maintaining physical fitness and safety standards.
• Work flexible hours across varied day and night shifts to accommodate network traffic patterns and operator testing windows.
• Collaborate cross-functional with RF optimization engineers, network planners, and project managers to report testing anomalies.
• Maintain meticulous field logs, equipment calibration records, and daily test completion dossiers.

Required Qualifications & Skills:

• Bachelor’s degree in Telecommunications Engineering, Electrical Engineering, Information Technology, or a related technical discipline.
• Minimum of 5+ years of progressive professional experience within the telecommunications industry.
• Mandatory proven and practical experience and working knowledge of TEMS and NEMO walk testing equipment.
• Strong foundational understanding of mobile network technologies (2G, 3G, 4G LTE, 5G NR) and RF propagation principles.
• Good computer skills with proficiency in data logging software and technical report generation.
• Physically fit and able to walk extended distances while carrying testing equipment.
• Full UK driving licence with a clean driving record.
• Excellent written and verbal English communication skills with strong attention to detail.
• Mandatory legal work eligibility in the UK and UK residency.

Nice-to-Have Skills:

• Professional wireless certifications or vendor-specific RF optimization accreditations.
• Prior professional working experience with major UK Mobile Network Operators (MNOs) such as EE, Vodafone, Three, or O2.
• Advanced knowledge of post-processing tools such as Actix, Planet, or WindCatcher.
• Familiarity with small cell deployment testing and indoor DAS (Distributed Antenna System) verification.

Application Information:

• Recruiter: SAS Wireless Recruitment Division
• Contact Name: SAS Wireless Talent Acquisition Team
• Email: `[e-mail]`
• Phone:
• Company Website: https://www.saswireless.com
• Salary/Rate: Competitive Day Rate Offered Depending on Experience
• Deadline: Open until filled (Urgent UK Field Opening)
• Notice Period: Immediate to 15 Days
• Contract Duration: Fixed-Term Contract of 6 Months (Temporary / Field-Based)

Recruitment Pro Tip:

• When applying for this Walk Test Engineer position at SAS Wireless, ensure your resume explicitly highlights your hands‑on TEMS and NEMO experience, your 5+ years in telecommunications, and confirms your UK work eligibility and full UK driving licence.