Network Operations Center Engineer – Level 2 (Core Engineer)

About Habari Node Limited

 Role Summary

Key Snapshot

• Core Focus: High-capacity routing, core switching, MPLS/IP networks, data center interconnects, and Proof of Concept (POC) testing for new gear.
• Full Lifecycle: Managing active core hardware from deployment to software/firmware upgrades, configuration audits, and decommissioning.
• Coverage: Occasional Level 1 operational support for real-time monitoring, triage, and ticket handling.

Key Duties & Responsibilities

1. Core Network Engineering

• Backbone Management: Monitor and maintain core network elements (Cisco Nexus/ASR, Juniper MX, NetGate TNSR, NetElastic BNG, MikroTik).
• Complex Routing: Troubleshoot and optimize advanced protocols including MPLS, BGP (iBGP/eBGP), OSPF, and IS-IS.
• High-Level Escalation: Serve as the senior escalation point for L1/L2 teams to resolve deep-seated, large-scale traffic issues.
• Capacity & Transport: Monitor link utilization/latency; manage long-haul transport technologies (DWDM, OTN, SDH/SONET).
• Deployments: Ensure proper setup, naming conventions, and correct radio frequency overlays across base station last-mile access and client infrastructure.

2. Change Management & Resilience

• Execution: Lead high-risk maintenance windows, firmware upgrades, hardware replacements, and large-scale migrations.
• Disaster Recovery: Test and maintain core redundancy mechanisms to ensure business continuity during major fiber cuts or hardware failures.

3. Research, POC & Continuous Improvement

• POC Leadership: Design and lead Proof of Concept environments to evaluate new networking hardware, SD-WAN/SDN, or automation frameworks.
• Emerging Tech: Research trends (AI Ops, 6G, Quantum Networking, Zero Trust) and produce technical white papers.
• Vendor Bake-Offs: Perform vendor evaluations using TCO and performance rubrics.
• Lab Management: Oversee virtual/physical R&D labs (GNS3, EVE-NG, Cisco Modeling Labs) for failure scenario simulations.

4. Level 1 Operational Cover (As Needed)

• Perform initial triage, event response, and first-level fixes (Cisco, MikroTik, OpenWRT, Ubiquiti).
• Manage ticket lifecycles via CRM, log detailed incidents, and maintain KB runbooks.

Key Performance Indicators (KPIs)

Work Schedule & Availability

• Primary: Standard business hours.
• On-Call & Shifts: Regular on-call availability, night, and weekend work for maintenance windows and critical incidents.
• Shift Cover: Ability to work within a 24/7 rotating schedule during Level 1 coverage periods.

Candidate Requirements

Education & Experience

• Degree / Diploma in Telecommunications, Computer Science / IT, Electronics & Communication, or a related field.
• 3+ Years Minimum experience in a NOC, IT support, or network operations environment.
• Field experience with wireless, VoIP, firewalls, and fiber solutions.

Technical Skills & Tools

• Strong knowledge of TCP/IP, OSI model, DNS, DHCP, VPNs, RouterOS, and routing protocols (OSPF, BGP).
• Hands-on familiarity with RF theory/modeling and network security principles.
• Proficiency in monitoring tools (Zabbix, PRTG, SolarWinds) and ticketing systems (Freshdesk, ServiceNow, Jira).
• Scripting/Automation (Bonus): Hands-on experience with Python or Ansible is a strong advantage.

Certifications

Remuneration & Benefits

• An attractive package aligned with industry standards will be offered to the successful candidate.

How to Apply

1. Combine your Application Letter, CV, and Certificates into ONE (1) PDF document.
2. Email your application to applications@habari.co.tz
3. Ensure your application is submitted no later than 26 October 2026.

 Important Notes:

• Hand-written applications will NOT be accepted.
• Only candidates with relevant qualifications will be contacted.