CGI
Website:
cgi.com
Job details:
Position Description
At CGI, we’re a team of builders. We call our employees members because all who join CGI are building their own company - one that has grown to 72,000 professionals located in 40 countries. Founded in 1976, CGI is a leading IT and business process services firm committed to helping clients succeed. We have the global resources, expertise, stability and dedicated professionals needed to achieve. At CGI, we’re a team of builders. We call our employees members because all who join CGI are building their own company - one that has grown to 72,000 professionals located in 40 countries. Founded in 1976, CGI is a leading IT and business process services firm committed to helping clients succeed. We have the global resources, expertise, stability and dedicated professionals needed to achieve results for our clients - and for our members. Come grow with us. Learn more at www.cgi.com.
This is a great opportunity to join a winning team. CGI offers a competitive compensation package with opportunities for growth and professional development. Benefits for full-time, permanent members start on the first day of employment and include a paid time-off program and profit participation and stock purchase plans. We wish to thank all applicants for their interest and effort in applying for this position, however, only candidates selected for interviews will be contacted. No unsolicited agency referrals please
Role: RF Optimization & Performance Engineer (LTE / 5G)
Experience: 3–8 Years
Designation: Senior Software Engineer
Location: Chennai / Bangalore
Employment Type: Full Time
Your future duties and responsibilities
Role Summary
The RF Optimization & Performance Engineer will work closely with RF Planning, Field Optimization, and Performance teams to design, optimize, and fine tune LTE and 5G (NR) networks.
End to end RF optimization, combining KPI performance analysis, drive test evaluation, RF design, vendor specific tuning, and technical documentation to ensure superior network quality and user experience.
Require deep hands on expertise in RAN environments, strong understanding of 3GPP features, and expert level RF planning and optimization skills.
Key Responsibilities
RF Optimization & Performance Engineering
- Work closely with RF Planning and Performance Optimization teams to fine tune network parameters and improve overall RAN KPIs.
- Analyze drive test data (TEMS, NEMO), OSS counters, and KPI trends to identify network performance gaps.
- Troubleshoot and resolve RF issues, including:
- Coverage gaps and weak signal areas, Overshooting and dominance issues, Inter cell and intra cell interference, Handover failures and mobility degradation, Throughput and latency degradation
- Perform optimization for Accessibility, Retainability, Mobility, Integrity, and Throughput KPIs.
- Perform RF design, parameter tuning, and optimization within RAN environments.
- Demonstrate deep understanding of vendor specific parameters, features, and algorithms aligned with 3GPP standards.
- Utilize OSS tools (NetAct, MantaRay) and ENM/AMOS for:
- Performance diagnostics, Feature validation, Root cause analysis
RF Design & Planning
- RF planning and design activities for LTE and 5G networks, including:
- Site configuration and cell parameter planning, Propagation modeling and coverage simulations
- Mentum Planet (Planet) as the primary tool for:
- RF design and optimization, Coverage, capacity, and interference analysis, Propagation model calibration
- Antenna configuration, including:
- Antenna type and specification selection, Tilt (electrical and mechanical) optimization, Massive MIMO planning and beamforming considerations
Technical Documentation & Reporting
- Prepare and maintain comprehensive RF engineering documentation, including:
- RF Design Specifications (RFDS), RTWP analysis and interference reports, MIMO configuration and beamforming strategy documentation, Antenna specifications and RF design rationale
- Provide optimization reports, feasibility studies, and performance improvement plans to internal and external stakeholders.
- Present findings and recommendations to planning teams, operations teams, and management.
LTE / 5G Feature Optimization
- Perform optimization and design activities for:
- LTE & NR PHY, MAC, and RRC layers, Massive MIMO and beamforming, Carrier Aggregation and Dynamic Spectrum Sharing (DSS), VoLTE and VoNR design and performance optimization
- Support 5G NSA and SA architectures, including:
- EN DC performance optimization, NR mobility and throughput tuning
- Apply interference mitigation techniques and advanced mobility strategies.
Technical Skills
- Expert level proficiency in Mentum Planet (Planet) for RF design and propagation modeling.
- Strong knowledge of:
- LTE & NR PHY / MAC / RRC layers
- Massive MIMO and beamforming principles
- Carrier Aggregation, DSS, VoLTE, and VoNR
- Interference analysis and mitigation techniques
- Hands on experience with:
- OSS/NMS tools ( NetAct, ENM/AMOS)
- Drive test tools (TEMS, NEMO)
- Solid understanding of RAN counters, parameters, and KPI behavior.
Soft Skills
- Strong analytical, troubleshooting, and problem solving abilities.
- Excellent communication and technical documentation skills.
- Ability to work independently and collaborate across cross functional teams.
- Stakeholder management and reporting proficiency.
Preferred / Additional Skills
- Experience in multi technology (LTE + 5G) network environments
- Exposure to feature trials, new technology introduction, and SW upgrades
- Knowledge of SON/CSON or automation based optimization is an advantage
Experience
- 3 to 7 years of hands on experience in RF planning and optimization for LTE and 5G networks.
- Mandatory experience with RAN platforms.
- Proven experience in RF design, parameter optimization, and performance tuning.
Required Qualifications To Be Successful In This Role
Education
- Bachelor’s degree in Electronics, Telecommunications, or related field.
CGI is an equal opportunity employer. In addition, CGI is committed to providing accommodation for people with disabilities in accordance with provincial legislation. Please let us know if you require reasonable accommodation due to a disability during any aspect of the recruitment process and we will work with you to address your needs.
Together, as owners, let’s turn meaningful insights into action.
Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…
You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.
Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.
You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.
Come join our team—one of the largest IT and business consulting services firms in the world.
Click on Apply to know more.