Responsible for managing CS and IMS core network operations, including fault management, configuration, maintenance, and training level-1 operations staff.
Join our Team
About this opportunity:
We are now looking for Back office L2 Engineer- CS IMS Core who will handle and operate on a large scale "CS & IMS network and CS & IMS network Infrastructure" network by performing all level-2 operation activities plus creating internal knowledge bases sessions for information sharing purposes
What you will do
You will bring
About this opportunity:
We are now looking for Back office L2 Engineer- CS IMS Core who will handle and operate on a large scale "CS & IMS network and CS & IMS network Infrastructure" network by performing all level-2 operation activities plus creating internal knowledge bases sessions for information sharing purposes
What you will do
- Fault management including TT handling and fault localization within SLA
- DT MOP Preparation and CR Implementation
- Configuration activities for new services
- Incident recovery within SLA
- Preventive and corrective maintenance activities
- Network configuration audits
- Voice core nodes SW updates and Upgrades
- Acceptance test for newly introduced nodes and services
- 1st level operation engineers' performance during shift time and share the knowledge and
- proper guidelines to assure their work quality and process consistency
You will bring
- +3 Years of proven experience in Voice core Network operation and maintenance as second level Operations.
- BSc. degree in Electrical Engineering, major in Communication and Electronic Engineering
- A clear understanding of 3GPP standards and different protocols, like SIP, Diameter, BICC, SIGTRAN ,CAMEL,MAP , ..etc.
- Clear understanding for 2G/3G/4G core network nodes, protocols and signaling flow
- Detailed understanding of different voice core scenarios and signalling flows
- Strong hands-on experience in O&M of different Voice Core CS nodes like MSC, MGWs, STP, UDC, APG, etc
- Strong hands-on solving experience as a second level operations on IMS nodes like SBG, MTAS, CSCF, Ipworks, Eme ..etc
- Good knowledge of Virtualization, Cloud NFVI, and NFVO is highly preferred.
Top Skills
Bicc
Camel
Cloud Nfvi
Diameter
Map
Nfvo
Sigtran
Sip
Virtualization
Similar Jobs at Ericsson
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
Responsible for driving business development and sales targets in Data & AI, managing stakeholder engagements, and providing technical support while leading complex sales proposals.
Top Skills:
5G6GAIApi MonetizationBusiness Support SystemsCloudGenaiMicro-Services ArchitectureOperations Support Systems
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
The Implementation Manager will lead network deployment activities, manage stakeholders, optimize resources, and ensure compliance with standards for quality project delivery.
Top Skills:
EngineeringTelecom
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
The role involves managing PS Core network infrastructure, fault management, configuration, incident recovery, maintenance activities, and guiding first-level operation staff.
Top Skills:
3Gpp StandardsCloud-Native TechnologiesDpi SolutionsEpdgGaGgsnGxGyIp NetworkPgwPs Core NetworkRoutingS1S10S11S5SgsnSwitchingVepcVirtualizationVmmeVsgwWmg
What you need to know about the Colorado Tech Scene
With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation.
Key Facts About Colorado Tech
- Number of Tech Workers: 260,000; 8.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Lockheed Martin, Century Link, Comcast, BAE Systems, Level 3
- Key Industries: Software, artificial intelligence, aerospace, e-commerce, fintech, healthtech
- Funding Landscape: $4.9 billion in VC funding in 2024 (Pitchbook)
- Notable Investors: Access Venture Partners, Ridgeline Ventures, Techstars, Blackhorn Ventures
- Research Centers and Universities: Colorado School of Mines, University of Colorado Boulder, University of Denver, Colorado State University, Mesa Laboratory, Space Science Institute, National Center for Atmospheric Research, National Renewable Energy Laboratory, Gottlieb Institute

