The Job

Core Operations Engineer

Technology, Data & Digital · IT Infrastructure & Security · Network Administration · Software Engineering

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In short

Ericsson seeks a Core Network Support Engineer in Sydney to ensure the stability and performance of LTE and 5G mobile core networks. Responsibilities include implementing, testing, and troubleshooting network solutions, performing preventive maintenance, and supporting incident management.

Responsibilities

  • Implement, test, and validate backup and restore procedures for Core Network elements.
  • Deploy, test, and validate network solutions and system changes.
  • Monitor, troubleshoot, and resolve hardware, software, and network issues in production environments.
  • Perform preventive maintenance activities.
  • Investigate network performance issues and implement improvements.
  • Support incident management and service restoration.
  • Collaborate with engineering, field operations, and project teams.
  • Participate in customer meetings and provide technical recommendations.
  • Execute security, audit, compliance, and reporting activities.
  • Prioritize operational tasks and ensure timely delivery.
  • Participate in after-hours support and on-call activities.

Requirements

  • Bachelor's degree or equivalent in Telecommunications, Computer Science, Information Technology, or related discipline.
  • Minimum of 5 years of experience in the IT and/or Telecommunications industry.
  • Good understanding of LTE and 5G Core network architecture and topology.
  • Knowledge of EPC network elements (MME, HSS, SGW, PGW, PCRF/SAPC, UDC/CUDB, DNS/IP Works).
  • Understanding of IP networking fundamentals and routing protocols (ISIS, OSPF, BGP).
  • Familiarity with telecommunications protocols (S1AP, SCTP, GTP, Diameter, LDAP).
  • Experience with Linux operating systems and command-line administration.
  • Knowledge of Kubernetes and containerized applications.
  • Experience working with networking platforms from Ericsson, Cisco, Juniper, or similar vendors.
  • Strong analytical and troubleshooting skills.
  • Excellent communication and collaboration skills with a customer-focused mindset.
  • Ability to work independently and effectively within cross-functional teams.
  • Strong prioritization and time management skills.
  • Commitment to operational excellence, continuous improvement, and knowledge sharing.

Desired Qualifications

  • Knowledge of 5G Core network functions is an advantage.
  • Basic scripting or automation skills using Shell, Python, or similar languages are desirable.
  • Exposure to F5 Load Balancers, firewalls, and IP security technologies is an advantage.
  • Understanding of Ericsson eNodeB, gNodeB, or Mini-Link platforms is preferred.
  • Industry certifications such as CCNA, CCNP, or RHCSA are considered an advantage.

Benefits

  • Outstanding opportunity to use your skills and imagination to push the boundaries of what's possible.
  • Be challenged, but not alone.
  • Join a team of diverse innovators driven to go beyond the status quo.
  • Challenging work with cutting-edge Core Network technologies, cloud-native platforms, and automation tools.
  • Fast-paced and collaborative environment.
#Core Network#Support Engineer#LTE#5G#Telecommunications
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Company

Ericsson

Job Posted

1 month ago

Employment Type

Full Time

WorkMode

On Site

Experience Level

Mid-Senior

Locations

Sydney, Australia

Qualification

Bachelor

Applicants

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