Senior Optimization Engineer - BiGOS & LiSEQ Specialist

Capgemini Engineering; Lisboa; On-site; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Health and life insurance

Referral program with bonuses

Training and certifications programs

Great office locations

Work-life balance

Job summary

Capgemini Engineering is seeking a Mobile Network Optimization specialist to enhance performance across 2G/3G/4G/5G. You will drive optimization actions, develop automated reports, and collaborate with Planning, Operations and Customer teams to implement improvements.

The role requires deep LTE/5G expertise, strong analytical skills, and hands-on use of performance monitoring tools. Join a global team delivering international projects and career growth opportunities.

Qualifications

• Minimum 4 years of experience in Mobile Network Optimization.
• Strong knowledge of LTE and 5G optimization.
• Experience in multi-vendor environments is an advantage.
• Hands-on experience with performance monitoring solutions.
• Strong analytical and problem-solving skills.

Responsibilities

• Analyze and optimize network performance across 2G/3G/4G/5G.
• Develop automated reports and dashboards for operations and customers.
• Identify network issues and drive corrective optimization actions.
• Collaborate with Planning, Operations and Customer teams to implement actions.
• Validate optimization recommendations through KPI tracking.
• Support benchmarking and customer experience initiatives.
• Generate regular performance reports and executive presentations.
• Contribute to process automation and continuous improvement.

Skills

LTE and 5G optimization

RAN performance management

KPI analysis

Capacity and coverage optimization

Customer experience analysis

Troubleshooting and root cause

Tools

Performance Monitoring Solutions

Job description

At 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:

• 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.
• 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 CAPGEMINI

Capgemini 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.