6 дней назад
Voice and Data Core Senior Technical Specialist
Вакансия из Hirify Global, списка международных tech-компанийДля мэтча и отклика нужен Plus
Мэтч & Сопровод
Для мэтча с этой вакансией нужен Plus
Описание вакансии
Текст:
TL;DR
Voice and Data Core Senior Technical Specialist (5G/Telecommunications): Maintaining and improving critical Voice and Data Core network services across Packet Core, IMS, Subscriber Data Management, and 5G Core platforms with an accent on 24/7 operations, complex fault resolution, and service reliability. Focus on leading major-incident escalations, investigating root causes, analysing signalling flows, supporting network upgrades, and mentoring operations specialists.
Location: Macquarie Park, Sydney, Australia; 100% onsite. Work pattern: 24/7 rotating roster covering day, afternoon, and night shifts.
Company
operates telecommunications network services and develops new capabilities through technology, innovation, and investment.
What you will do
- Provide Tier 2 operational support for Packet Core, IMS, Subscriber Data Management, EPC, 5G Standalone Core, and related platforms.
- Diagnose and resolve complex customer-affecting faults involving mobility, data services, authentication, policy control, VoLTE, and VoWiFi.
- Lead technical escalations during major incidents and coordinate cross-functional teams to restore services.
- Conduct root-cause investigations and drive permanent corrective actions through problem management.
- Analyse SIP, Diameter, HTTP/2, REST API, SS7, and SIGTRAN signalling and service flows.
- Support upgrades, capacity expansions, technology refreshes, change governance, automation, operational tooling, and the introduction of new network capabilities.
Requirements
- Deep expertise in mobile packet and policy control for 4G and 5G networks.
- Strong knowledge of CCS7, Diameter, HTTP/2, and SIGTRAN signalling standards.
- Hands-on telecommunications service operations and network troubleshooting experience, preferably with Ericsson nodes including EPG, MME, WMG, PCC, PCG, CCDM, CCSM, SBG, MTAS, CSCF, HSS, HLR, and DRA.
- Experience managing technology vendors and maintaining governance practices.
- Strong communication, technical presentation, problem-solving, ownership, and partner engagement skills.
- Ability to act as a subject-matter expert and collaborate across engineering, vendor, and operations teams.
Culture & Benefits
- Competitive remuneration with a monthly credit, product discount, and retail partner discounts.
- Office campus with cafes, relaxation areas, medical services, gym, post office, and childcare facilities.
- Additional Connected days and parental leave of up to 16 weeks.
- Employee networks, diversity initiatives, and 24/7 counselling and wellbeing support.
- Onsite parking, end-of-trip facilities, and a shuttle bus from Macquarie University Metro Station.
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