Telecom Engineer (Telesys STP)

Infoplus Technologies UK Ltd, City of Westminster

Telecom Engineer (Telesys STP)

Salary not available. View on company website.

Infoplus Technologies UK Ltd, City of Westminster

  • Full time
  • Permanent
  • Onsite working

Posted 2 weeks ago, 10 Jul | Get your application in now before you miss out!

Closing date: Closing date not specified

Job ref: 95b15b642a1a4dd0b3d09d48d18334b5

Location ref: City of Westminster

Full Job Description

  • Hands on experience in installing, configuring, and commissioning Telesys STP nodes
  • Configure point codes, linksets, routes, and Global Title Translation (GTT)
  • Configure and manage SS7 signalling links including A links, B links, and C links
  • Prepare MOPs and implementation artifacts for software upgrades and changes
  • Integrate STP with core network elements such as MSC, HLR, SMSC, IN, and signalling gateways
  • Support Legacy SS7 and interworking scenarios based on customer requirements
  • Strong working knowledge of the SS7 protocol stack:
  • MTP Level 1/2/3 SCCP (connectionless & connection oriented) TCAP (basic operations)
  • Handle E.164, E.212, and E.214 numbering plans
  • Implement routing logic based on IMSI, MSISDN, and GT patterns
  • Analyze and troubleshoot signalling failures using traces and logs
  • Perform protocol level debugging including SCCP and TCAP decoding
  • Use tools such as Wireshark/tcpdump for signalling analysis
  • Optimize routing tables and signalling load distribution
  • Perform health checks, capacity planning, and performance analysis
  • Ensure high availability and optimal utilization of STP resources
  • Understanding of 2G/3G/4G/5G signalling architectures, particularly:
  • MAP signalling
  • MAP Diameter interworking concepts
  • Familiarity with Diameter signalling in legacy to LTE/5G evolution scenarios
  • Experience with bare metal, virtualized, and cloud platforms such as KVM, VMware, Kubernetes based CNF

Direct job link

https://www.jobs24.co.uk/job/telecom-engineer-telesys-stp-127097605