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Telecom Core Network /Systems Engineer

Pegasus Knowledge Solutions
Chicago, IL
  • Posted: over a month ago
  • Full-Time
Job Description

This team works with architecture andsecurity team. Handles System Integration.


The contractor needs to be well versed in 4G signalingand call flow in the EPC and IMS Core. The team’s responsibility is withequipment from the MME to the rest of the core network (MME, SGW, PGW,HSS, PCRF, CSCF, DRA, MGW, MGCF). The responsibility does not extend to eNB orRF, as that is managed by other parts of the organization. With respect to theelements listed above, the role encompasses creation of vendor-specific designsbased on predefined architectures, implementation of those designs in our labenvironment, and running through end-to-end tests to ensure that theimplemented design meets the business requirements. If issues are discoveredduring testing, the person filling this role needs to have enough knowledge ofsignaling and call flow to identify and troubleshoot the issues.

Top Skills:

  • VoLte Call flow experience
  • Telecom experience - IFS, 5G, RF Signaling
  • Wireshark
  • Strong communication skills both written and verbal


  • Strong core skills
  • Create design
  • Documentation
  • Work with Vendors
  • Implementation
  • Lab testing

Pegasus Knowledge Solutions


Chicago, IL



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