Network & VOIP Administration and
Operations
- Deploy
and manage secure, scalable data and voice (VoIP/call center) networks.
- Integrate
voice systems with IT infrastructure (network, servers, security).
- Coordinate
with NOC to ensure proactive monitoring via NMS.
- Plan
for infrastructure growth and ensure compliance with ISO 27000, PCI DSS,
and GDPR.
Troubleshooting & Support
- Resolve
network and VoIP incidents and provide L2 support.
- Escalate
issues per SLA and escalation matrix.
- Train
ICT support teams on VoIP tools.
- Collaborate
with IT teams and maintain support SLAs.
Business Continuity & Disaster
Recovery
- Support
BCP development and execute DR plans.
- Manage
failovers and DR drills with stakeholders and vendors.
Security Operations
- Ensure
systems are monitored via SOC and logs reviewed.
- Handle
first-level security incident triage and response.
- Perform
patching, hardening, and account management.
- Monitor
security feeds and audit remediation.
Project Support
- Translate
business needs into technical requirements.
- Support
planning, implementation, and system integration.
Documentation & Reporting
- Maintain
infrastructure and security documentation.
- Update
risk registers and incident records.
- Provide
regular security and operational reports.
Vendor Management
- Enforce
SLAs and oversee vendor performance.
- Supervise
contractors and ensure compliance with scope.
- Manage
escalations where needed.
Continuous Improvement
- Stay
updated on emerging technologies.
- Participate
in training and certifications.
- Identify
opportunities for infrastructure improvement.
Job Specifications
Academic Qualifications
-
Degree in Computer Technology, Information Technology, Computer Science, Telecommunication Engineering, or related field.
Professional Qualifications
-
ITIL certification
-
CCNA and CCNP certifications
-
Certified Ethical Hacker (CEH)
Experience
-
Minimum 5 years’ experience in IP Networks and Firewall support.
-
Mandatory experience in VoIP deployment.
Competencies
-
Strong knowledge of networking (TCP/IP, IPv6, routers, switches, firewalls, load balancers).
-
Experience in network design, implementation, monitoring, and troubleshooting.
-
Strong understanding of network security.
-
Expert knowledge of VoIP and SIP technologies.
-
Knowledge of wireless LAN, virtualization, and cloud computing.
-
Strong analytical and problem-solving skills.
-
Ability to work independently and in teams under pressure and tight deadlines.
-
Strong communication, interpersonal, and customer service skills.
-
Ability to manage multiple projects across diverse teams.
