Voice Core Engineer

Invences Inc.; United States; Ibrido; USD 90.000 - 120.000; Tempo pieno

Descrizione del lavoro

Invences Inc. is seeking a VOLTE engineer with 2-3 years of hands-on experience in 4G/5G networks, focusing on designing, deploying, optimizing, and troubleshooting end-to-end VoLTE solutions within Nokia core network environments.

The role requires expertise in Nokia IMS and EPC, SIP/DIAMETER/GTP/RADIUS protocols, and collaboration with cross-functional teams to ensure seamless voice services, VoWiFi support, and timely software patches and upgrades.

Competenze

• 2-3 years of related field experience.
• Experience with VoLTE/IMS in 4G/5G networks.
• Experience with Nokia core network elements (IMS, EPC, PCRF, SBC).
• Familiarity with SIP, DIAMETER, GTP, RADIUS protocols.
• Experience troubleshooting and optimizing VoLTE/VoWiFi services.

Mansioni

• Integrate, configure, and deploy VOLTE solutions for 4G/5G networks with Nokia core systems.
• Provide expertise in Nokia IMS, EPC and related core components for VoLTE services.
• Troubleshoot and optimize VOLTE, VoWiFi and voice services in live networks.
• Collaborate with network engineering, operations and support teams to resolve issues.
• Analyze network performance KPIs and suggest improvements; work with related tools.

Conoscenze

VoLTE engineering

Nokia Core

IMS

EPC

SIP

DIAMETER

GTP

RADIUS

Troubleshooting

4G/5G

VoWiFi

Team collaboration

Formazione

Bachelor’s degree in Telecommunications/CS/EE

Strumenti

Nokia-related tools

Wireshark

Descrizione del lavoro

Required Experience: 2-3 years in related field

VOLTE and IMS and EPC and 4G and 5G (this is the mandatoryexperience) proficiency with Nokia Core systems. The idealcandidate will be responsible for designing, deploying,optimizing, and troubleshooting end-to-end solutions in aVoLTE/VoWiFi environment, ensuring seamless integration withthe Nokia core network elements.

As a VOLTE engineer, you will work closely withcross-functional teams to deliver high-quality networkservices and ensure efficient operation, maintenance, andtroubleshooting of VOLTE systems in a rapidly evolving 4G/5Gnetwork infrastructure.

Responsibilities:

• Integrate, configure, and deployment of VOLTE (Voice overLTE) solutions for both 4G and 5G networks, ensuringsuccessful integration with Nokia core network systems.
• Provide expertise in Nokia IMS, Evolved Packet Core (EPC),and related core components for VoLTE services.
• Perform end-to-end troubleshooting and optimization forVOLTE, VoWiFi, and other voice-related services, ensuringhigh-quality voice call setups, handovers, and seamlessconnectivity.
• Collaborate with network engineering, operations, andsupport teams to resolve service-impacting issues,ensuring minimal downtime and optimized performance.
• Conduct network performance analysis, including KPIs, toensure optimal performance of VoLTE services, recommendingimprovements as necessary & VoerEir Tool experience
• Stay up-to-date with the latest developments in 4G/5Gtechnologies, Nokia products, and industry best practicesto provide forward-thinking solutions.
• Support the deployment of software patches, firmwareupgrades, and configuration changes within the Nokia corenetwork elements.
• Collaborate with vendors and third-party suppliers tointegrate new technology and troubleshoot complex issues.

Requirements:

• Bachelor’s degree in Telecommunications, Computer Science,Electrical Engineering, or closely related field, orequivalent.
• Experience with VoLTE/IMS solutions in 4G/5G networks
• Experience with in Nokia Core network elements, includingNokia IMS, EPC, PCRF, SBC, and related technologies.
• Experience with 4G and 5G architecture, includingintegration, performance optimization, andtroubleshooting.
• Proven track record in end-to-end VoLTE implementation andtroubleshooting in a live network environment.
• Familiarity with VoWiFi (Voice over Wi-Fi) solutions andintegrations.
• Understanding of network protocols (e.g., SIP, DIAMETER,GTP, RADIUS) and troubleshooting tools.
• Proficiency in network monitoring and diagnostic tools(e.g., Wireshark, and other Nokia-related tools).
• Ability to collaborate effectively with multiple teams,vendors, and external partners.
• Basic analytical, troubleshooting, and problem-solvingskills.
• Excellent communication skills, both written and verbal.