Senior RAN Optimization Engineer

Required Travel :Minimal

Managerial - No

Location: Romania – Bucharest (Vendor) \- Amdocs Office

## Who are we?

Amdocs helps the world’s leading communications and media companies deliver exceptional customer experiences through reliable, efficient, and secure operations at scale. We provide software products and services that embed intelligence into how work runs across business, IT, and network domains –delivering measurable outcomes in customer experience, network performance, cloud modernization, and revenue growth. With our talented people, and more than forty years of experience running mission-critical systems around the globe, Amdocs runs billions of transactions daily. Our technology is relied on every day, connecting people worldwide and advancing a more inclusive, connected world. Together, we help those who shape the future to make it amazing. Amdocs is listed on the NASDAQ Global Select Market (NASDAQ: DOX) and reported revenue of $4.53 billion in fiscal 2025. For more information, visit www.amdocs.com

At Amdocs, our mission is to empower our employees to 'Live Amazing, Do Amazing' every day. We believe in creating a workplace where you not only excel professionally but also thrive personally. Through our culture of making a real impact, fostering growth, embracing flexibility, and building connections, we enable them to live meaningful lives while making a difference in the world.

## In one sentence

The Senior RAN Optimization Engineer optimizes LTE/NR and GSM radio networks, using OSS, Drive Test or KPI monitoring tools to improve network quality, capacity, coverage, mobility, and overall customer experience.

## What will your job look like?

• Lead complex optimization and troubleshooting activities across large regions, domains, or nationwide RAN clusters.
• Perform advanced RCA for customer complaints, performance degradations, worst-cell scenarios, interference issues, and major network incidents.
• Drive network-wide capacity, coverage, mobility, and quality optimization initiatives.
• Lead parameter optimization programs and assess network-wide implementation opportunities.
• Conduct advanced trace analysis, drive-test benchmarking, and performance investigations.
• Support software releases and major network changes through detailed performance assessments and corrective actions.
• Lead VIP complaint investigations, unusual interference cases, special-event monitoring, and venue/in-building optimization projects.
• Coordinate with Core, Transport, Transmission, Planning, and Vendor teams to resolve complex service-impacting issues.
• Mentor junior and mid-level engineers and contribute to optimization best practices, and automation & continuous service improvement programs.

## All you need is...

• 5-8 years of hands-on experience in LTE and 5G Radio Network Optimization.
• Demonstrated experience leading complex RCA investigations and major performance improvement initiatives.
• Experience operating within Nokia-managed or Nokia-based RAN environments.
• Proven customer-facing experience, including performance reviews and technical workshops.
• Experience mentoring engineers and leading technical workstreams.

Technical Skills

• Advanced expertise in LTE-Advanced and 5G NSA/SA optimization.
• Strong knowledge of Carrier Aggregation, EN-DC, Massive MIMO, Beamforming, VoLTE, and VoNR.
• Expert-level understanding of mobility optimization, capacity engineering, interference management, and coverage optimization.
• Practical experience with Nokia RAN architecture, NetAct, SON functionalities, and advanced performance analytics.
• Advanced trace analysis and protocol troubleshooting capabilities.
• Experience with Actix, Nemo, Atoll, and other optimization tools.
• Knowledge of automation, scripting, and performance analytics platforms.
• Strong understanding of Shared RAN performance governance and multi-operator optimization requirements.
• Advanced understanding of trace analysis and troubleshooting.

Amdocs is an equal opportunity employer. We welcome applicants from all backgrounds and are committed to fostering a diverse and inclusive workforce