Senior Optimization Engineer - BiGOS & LiSEQ Specialist

Capgemini; Portugal; Hybrid; EUR 55,000 - 75,000; Full time

Benefits offered by this job

Health and life insurance

Hybrid work

Training and certifications programs

Referral program with bonuses

Job summary

Capgemini Engineering in Portugal is seeking a Senior Optimization Engineer to perform network performance analysis and optimization using Nokia BiGOS and LiSEQ tools across 2G-5G networks. You will monitor KPIs, identify issues, and drive corrective actions in a multi-vendor environment.

The role offers hybrid work, collaboration with planning, operations and customer teams, and opportunities for process automation, dashboards, and executive reporting as part of continuous improvement.

Qualifications

• 4+ years of experience in Mobile Network Optimization.
• Strong knowledge of LTE and 5G optimization, RAN performance management and KPI analysis.
• Experience with multi-vendor environments is an advantage.
• Proven ability to troubleshoot and perform root cause analysis.

Responsibilities

• Perform network performance analysis and optimization using Nokia BiGOS and LiSEQ tools.
• Monitor, analyze, and improve network KPIs across 2G, 3G, 4G, and 5G networks.
• Identify network performance issues and drive corrective optimization actions.
• Develop automated reports and dashboards to support operational and customer requirements.
• Perform trend analysis and root cause investigations.
• Collaborate with Planning, Operations, and Customer teams to implement optimization actions.
• Generate regular performance reports and executive presentations.

Skills

LTE/5G optimization

RAN performance management

KPI analysis

Capacity and coverage optimization

Customer experience analysis

Troubleshooting & root cause analysis

Tools

Nokia BiGOS

Nokia LiSEQ

Nokia OSS platforms

Performance monitoring solutions

Job description

# Senior Optimization Engineer - BiGOS & LiSEQ SpecialistÉvora, Fundão, Lisboa - Expo, VNG - Cais GaiaApply for this job* Fixed Term Contract* Experienced Professionals* Products & Systems Engineering* ID 581508-en\\_GB## CAPGEMINI ENGINEERINGAt Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same.## YOUR ROLE* Perform network performance analysis and optimization using Nokia BiGOS and LiSEQ tools.* Monitor, analyze, and improve network KPIs across 2G, 3G, 4G, and 5G networks.* Identify network performance issues and drive corrective optimization actions.* Develop automated reports and dashboards to support operational and customer requirements.* Perform trend analysis and root cause investigations.* Support optimization benchmarking and customer experience improvement initiatives.* Validate optimization recommendations through performance monitoring and KPI tracking.* Collaborate with Planning, Operations, and Customer teams to implement optimization actions.* Generate regular performance reports and executive presentations.* Contribute to process automation and continuous improvement initiatives.## YOUR PROFILE* Minimum 4 years of experience in Mobile Network Optimization.* Strong knowledge of: + LTE and 5G Optimization + RAN Performance Management + KPI Analysis + Capacity and Coverage Optimization + Customer Experience Analysis + Troubleshooting and Root Cause Analysis• Hands-on experience with:* + Nokia BiGOS + Nokia LiSEQ + Nokia OSS platforms + Performance Monitoring solutions• Experience in multi-vendor environments is considered an advantage.• Strong analytical and problem-solving skills## WHAT YOU'LL LOVE ABOUT WORKING HERE* Join a multicultural and inclusive team environment.* Enjoy a supportive atmosphere promoting work-life balance.* Engage in exciting national and international projects.* Hybrid work.* Your career growth is central to our mission. Our array of career growth programs and diverse professionals are crafted to support you in exploring a world of opportunities.* Training and certifications programs.* Health and life insurance.* Referral program with bonuses for talent recommendations.* Great office locations.## ABOUT CAPGEMINICapgemini is the business transformation partner for enterprises in the age of AI. We help organizations imagine and build an intelligent, sustainable future, combining AI, technology and human ingenuity to transform how they operate, innovate and grow. With unique end-to-end capabilities spanning strategy, technology, engineering and intelligent operations, we bring together deep industry expertise and market-leading capabilities in AI, cloud and data to turn ambition into measurable business outcomes at scale. Supported by a robust ecosystem of partners and nearly 60 years of expertise, Capgemini is a responsible and diverse global organization of over 410,000 team members in more than 50 countries.