What are the responsibilities and job description for the Principal Engineer - System Design & Simulation position at TeleWorld Solutions Inc?
Overview
At TeleWorld Solutions, we design, optimize, and deliver high-performance wireless networks for leading operators and technology partners.
We are looking for a Principal Engineer to lead system design and simulation initiatives, driving innovation across 5G RAN environments.
This role sits at the intersection of advanced modeling, system architecture, and real-world network performance, with MATLAB as a core tool in shaping next-generation solutions.
Responsibilities
- Lead the design and development of MATLAB-based system-level simulators for 5G NR networks
- Develop and maintain simulation frameworks aligned with 3GPP specifications
- Perform end-to-end system performance evaluations.
- Run coverage and SINR based analysis including internal and external interference sources
- Perform interference modeling (co-channel, adjacent channel, inter-system coexistence)
- Propagation channel modeling using 3GPP standards (e.g. TR 38.901 and ITU-R models)
- Conduct coexistence studies
- Validate the simulation assumptions, methodology, and results against 3GPP and ITU-R publications
- Contribute technical reports, whitepapers, and regulatory filing
Qualifications
Required
- 10 years of experience in wireless systems, telecom engineering, or related fields
- Advanced MATLAB expertise (core requirement)
- Strong background in system-level modeling, simulation, and performance optimization
- Working knowledge of 5G RAN and 3GPP frameworks
- Proven ability to translate real-world network challenges into analytical and simulation models
- Strong problem-solving mindset with ability to navigate complex, evolving environments
Preferred
- Expertise in 5G NR (PHY/MAC layers, protocol stack)
- Experience with link-level and system-level simulation tools
- Background in algorithm development and optimization
- Prior experience in a principal, lead, or architecture-focused role
Join Our Veteran-Friendly Team:
Are you a veteran or a veteran spouse with expertise in telecommunications? Join our team at TeleWorld Solutions, where we value your military experience and provide great benefits. We invite all veterans and veteran spouses to bring their skills and dedication to our team.
Come join our Veteran-Friendly Team. The Company with Great Benefits and certified as "A Great Place to Work".
TeleWorld Solutions is committed to employing a diverse workforce and provides Equal Employment Opportunity for all individuals regardless of race, color, religion, gender, age, national origin, marital status, sexual orientation, gender identity, status as a protected veteran, genetic information, status as a qualified individual with a disability, or any other characteristic protected by law.