Engineer/ Senior Engineer - Mobile Core Planning

Cygnify
Singapore, SG
On-site

Who this role is best for

Best suited to early-career telecom engineers with hands-on 4G/5G core network experience working in cloud-integrated environments.

Best fit for

  • Telecom graduates seeking specialized 5G core network exposure
    — “0–3 years of experience in the telecommunications industry”
  • Protocol-savvy engineers comfortable with mobile core network elements
    — “Hands-on knowledge of 4G/5G Mobile Core technologies and associated protocols”
  • Cloud-aware network planners supporting enterprise 5G initiatives
    — “Perform capacity planning and dimensioning for 4G/5G Mobile Core network elements integrated with IP and cloud infrastructure”

Things to consider

  • Non-standard hours required for some deployment activities
    — “Willingness to support occasional night deployment activities”
  • Multi-vendor collaboration is inherent in the role
    — “Collaborate with internal teams and vendors to ensure smooth implementation”

How to stand out

  • Showcase specific protocol expertise like SMF/UPF or VoNR
    — “Familiarity with: MME / AMF, SPGW / SMF / UPF, SDM, PCRF / PCF”
  • Demonstrate applied IP networking knowledge beyond theory
    — “Understanding of: IP networking and routing protocols”
  • Highlight scripting projects relevant to network automation
    — “Basic programming/scripting skills”
Pace · SteadyCollaboration · HighAutonomy · MediumDecision Impact · TeamLevel · Senior

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • Perform capacity planning and dimensioning for 4G/5G Mobile Core network elements
  • Support network expansion, upgrades, and deployment activities
  • Monitor network performance and ensure service reliability
  • Support roaming-related projects and new mobile commercial service launches
  • Conduct technical feasibility studies and trials for emerging technologies
Typical background
Degree in Electronics, Telecommunications Engineering, or related field0-3 years of experience in the telecommunications industry

Skills & requirements

Required

4g/5g Mobile Core TechnologiesNetwork PlanningDeployment And OptimizationIP NetworkingRouting ProtocolsNetwork SecurityBasic Programming/scripting

Preferred

Cloud IntegrationEnterprise 5G ProjectsIMDA 5G InitiativesAPI CommunicationOTT Services

Stack & domain

4g/5g Mobile Core TechnologiesIp Networking And Routing ProtocolsApi CommunicationNetwork And Application SecurityBasic Programming/scripting SkillsTelecommunicationsNetwork PlanningCloud-integrated Telecom Environments

About the role

Original posting from Cygnify via Ashby

Role: Engineer/ Senior Enigneer - Mobile Core Planning/ Project Planning

Location: Singapore

We are partnering with a leading organisation to hire a 4G/5G Mobile Core Network Engineer to support network planning, deployment, optimisation, and next-generation mobile initiatives.

About the Role

You will be involved in the planning, deployment, and optimisation of 4G/5G mobile core network infrastructure, supporting network expansion, roaming services, and enterprise 5G initiatives. This role offers exposure to cutting-edge mobile technologies, cloud-integrated telecom environments, and large-scale network projects.

Responsibilities

  • Perform capacity planning and dimensioning for 4G/5G Mobile Core network elements integrated with IP and cloud infrastructure
  • Support network expansion, upgrades, integration, and deployment activities
  • Monitor network performance and ensure service reliability and functionality
  • Support roaming-related projects and new mobile commercial service launches
  • Conduct technical feasibility studies, testing, and trials for emerging technologies
  • Support enterprise 4G/5G projects and IMDA 5G initiatives
  • Collaborate with internal teams and vendors to ensure smooth implementation and operational readiness

Requirements

  • Degree in Electronics, Telecommunications Engineering, or related field
  • 1–5 years of experience in the telecommunications industry
  • Hands-on knowledge of 4G/5G Mobile Core technologies and associated protocols
  • Familiarity with:
  • MME / AMF
  • SPGW / SMF / UPF
  • SDM, PCRF / PCF
  • IMS, VoWiFi, VoNR, NEF
  • Understanding of:
  • IP networking and routing protocols
  • API communication
  • Network and application security
  • Basic programming/scripting skills
  • Knowledge of application protocols and OTT services is advantageous
  • Willingness to support occasional night deployment activities

#LI-KI1

Source: Cygnify careers (Ashby)

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