VACANCY
ENGINEER – ROAMING & CORE
Vodafone Vanuatu is seeking an Engineer – Roaming & Core to be based in Port Vila.
Missions
The mission is to ensure that:
- International roaming works correctly for all Vodafone Vanuatu customers being abroad, in the scope of all available services like voice, SMS, mobile data, etc.
- International roaming works correctly for all foreigners visiting Vanuatu and being attached to Vodafone Vanuatu network, in the scope of all available services like voice, sms, mobile data, etc.
- International SMS service works correctly on end-to-end bidirectional path
- Core network elements work correctly in regard to all available services like voice, SMS, mobile data, etc.
Activities:
1. All activities related to opening new roaming agreements that mainly consists of:
- Coordination with Vodafone Vanuatu commercial and roaming partners
- Configuration of core network elements to enable international roaming (inbound and outbound)
- Run overall roaming tests (voice, sms, data, 2G, 3G, 4G, Camel, etc.)
- Troubleshooting in case of problems
- Write documents and fill in the appropriate templates
- Coordination with Billing Team to ensure proper billing mechanism related to roaming
2. All activities related to opening new international sms (direct and via hub) directions covering: configuration, tests, troubleshooting, coordination with Vodafone Vanuatu commercial and international partners and carriers
3. Periodical tests related to already existing roaming relations as well as international sms directions
4. Participation and support of ongoing core network activities related to operation and maintenance, monitoring, supervision, troubleshooting, etc.
5. Periodical health checks for all relevant systems
6. Participate in new projects related to roaming and core network
7. Participation in resolving of customer complaints
8. Reporting to direct superior about any ongoing activities and their progress
9. Reporting to direct superior the health status of supervised systems, defined KPIs and other required statistics
10. Design of new services in core network elements along with implementation and testing
11. Operation and maintenance of core network elements
12. Troubleshooting in case of network failures or customer complaints
13. Monitoring, supervision, and periodical health check of core relevant systems
14. Support for VAS and Billing activities, especially those related to Core
15. Generating of network statistics and dashboards
16. Call out duty in 24/7 mode
17. Other activities defined by the direct superior in order to fulfil all the position’s requirements and to address current needs
Competences:
1. Knowledge
- Diploma in Telecommunication
- Very good knowledge related to roaming and international SMS
- Strong knowledge of international communication and technical processes, linked to the roaming business
- Very good knowledge of mobile networks, especially their Core part (CS and PS). Good understanding of VAS domain
- Very good knowledge of SS7 signalling protocols like MTP, SCCP, TCAP, MAP, ISUP, SIP, Sigtran
- Good understanding of TCP/IP networks
- Good knowledge of the Wireshark protocol monitoring tool. Experience with other monitoring tools is desired
2. Skills
- Ability to have excellent relationships with external partners and operators
- Excellent communication skills (written and verbal)
- Strong analytical skills
- Ability to fast learning
- Ability to work in a transversal way, understanding all the needs of the different entities
- Ability to work under time pressure
- Fluent English and Bislama, French will be an advantage
3. Personal characteristics
- Adaptability and ability to work in an international environment
- Quality and customer-oriented
- Availability, ability to work after working hours (cooperation with partners in different time zones)
- Ability to follow the tests on his own: autonomy
- Resistance to stress
- Honesty
- Reliability
- Conscientious and rigorous
How to Apply
If you feel you meet the requirements and you are up for the challenge, please submit your current Resume, a copy of transcripts/qualifications (mandatory)with an application letter by the closing date (Friday, 12TH September 2025) via the Internal Careers Portal – https://vodafonevanuatu.elmotalent.com.au/careers/VFVA/job/view/39 on the
HR System or [email protected]
Job Category: Engineering. Job Type: Contract. Job Salary: Not stated.
Closes 13/09/2025
