Core Network/Network Performance And Optimisation Engineer

Hunter Bond; Greater London; On-site; GBP 50,000 - 60,000; Full time

Job summary

Hunter Bond in London is seeking a Core Network/Network Performance and Optimisation Engineer for a Telco client. The role focuses on optimising core network performance, validating configurations, and driving quality across CS/PS/IMS domains.

Extensive hands-on core network experience is required. Offices are in Central London with a 3 days/week in-office hybrid setup and about monthly travel to parts of Europe.

Qualifications

• 5-10 years of Telco core network experience
• Strong hands-on experience with core network elements and protocols
• Experience with validation, testing and performance optimisation

Responsibilities

• Optimise core network performance and reliability
• Lead validation and testing activities for telco services
• Analyse logs and drive debugging to resolve issues
• Collaborate with MNO/MVNO/Tier1 suppliers across Europe

Skills

Core Telco Networks

MNO/MVNO/Tier1

Network Validation

Testing

Performance & Quality

Drive Testing

CS Protocols

PS Protocols

IMS

3GPP/GSMA/Standards

GTP/Gi/Sy

Logs debugging

Job description

Job title: Core Network/Network Performance and Optimisation Engineer

Client: Telco

Salary: £50,000-£60,000 + Bonus

Experience Level: 5-10 years

Location: London

Skills: Network Testing, QA, Network Validation, IMS, Packet Switching, CS, Telco Network Protocols

The role

My client are seeking a Network Core Network/Network Performance and Optimisation Engineer to join their team.

Offices are Central London based, with expectations being 3 days a week in the office and 2 from home.

You will need to have a valid driving license.

There will be limited travel required with the position, likely once a month to parts of mainland Europe for short trips.

The successful candidate will stem from a Telco background and have strong hands on experience around the Core Network.

You should come from either a Mobile Network Operator (MNO), Mobile Virtual Network Operator (MVNO), or Tier 1 Supplier, and will have worked largely operated in Europe.

You will have skills around as many of the following as possible

• Strong experience around Core Telco Networks
• Experience working for an MNO/MVNO/Tier 1 Supplier
• Good understanding of Network Validation, Testing, Performance and Quality
• Experience with Drive Testing useful
• CS (MSS/MGW, SBC, STP, SMSC, HLR, IVR)
• PS (SGSN/SGW, PGW, PCRF, DNS, AAA)
• IMS (CSCF, MRF, TAS, ePDG)
• Good understanding of standards and architectures (3GPP, IETF, GSMA etc.)
• Core Network Protocols (GTP, Gi, Sy, Gx, Gy, Ro, MAP, SIP, RTP, SMPP etc.)
• Working through logs to debug issues

Desirable

• SIM/eSIM/BAP Testing
• Oracle/SQL
• Unix/Linux