Summary
Digitus Group is seeking a Senior Engineer – VAS Operations for its Managed Services team in Muscat, Oman. The role provides second-level incident support, troubleshooting, KPI analysis and preventive maintenance for SMSC, USSD, OTA and other VAS platforms, while helping maintain service availability and SLAs. Duties include analyzing logs and protocol captures, developing operational scripts, coordinating with vendors and network teams, and supporting installations, upgrades and testing. Applicants need a relevant bachelor's degree, 3–5 years of telecom operations experience, and hands-on experience with Comviva and Invigo platforms and telecom protocols.
The posting
As published on digitusg.com. Pulled from the employer's site and shown as they wrote it.
Senior Engineer – VAS Operations
📍 Location: Oman
🏢 Department: Managed Services
About the Role
We are looking for a Senior Engineer – VAS Operations to join our Managed Services team in Oman.
This role is responsible for 2nd Level operations and support of critical Value Added Services (VAS) platforms, ensuring high availability, performance, and service continuity in line with defined SLAs.
Key Responsibilities
- Provide L2 incident and fault management for VAS platforms.
- Perform KPI analysis, troubleshooting, and preventive maintenance.
- Ensure optimal performance of SMSC and VAS nodes.
- Support and implement technical solutions for:
- SMSC
- USSD
- OTA
- MCN and VAS systems
- Develop scripts and procedures to improve O&M efficiency.
- Analyze logs, performance reports, and packet captures (MAP, CAP, SMPP).
- Coordinate with vendors and internal network teams to resolve critical issues.
- Support customer care requests related to SMS, USSD, and VAS services.
- Participate in installation, commissioning, system upgrades, and acceptance testing.
Required Skills & Experience
- Bachelor’s degree in Telecommunication Engineering, Electrical Engineering, Computer Science, or related field.
- 3–5 years of experience in telecom operations.
- Strong hands-on experience with Comviva SMSC, USSD, MCN, and Invigo OTA platforms.
- Good understanding of IN & SMSC call flows.
- Knowledge of telecom protocols:
- SS7 (CAMEL, ISUP, MAP)
- SIGTRAN, TCP/IP, Diameter, SIP
- Experience with Linux administration, SQL/databases, and scripting (Shell / Python / Perl).
- Experience working in a Managed Services environment.
Key Competencies
- Strong analytical and problem-solving skills.
- Customer-focused and results-driven.
- Ability to work under pressure and meet SLAs.
- Strong communication and collaboration skills.
- Proactive and innovative mindset.