Senior Network & Wireless Ops Engineer

Job Description:

Job Description:

TheLevel 3 Senior Network & Wireless Ops Engineer is a technical expert responsible for designing securing and optimizing the organizations enterprise wireless infrastructure (WLAN controllers BYOD). This role ensures high-performance compliance (SAMA/NCA) and scalable wireless solutions integrated with the broader network architecture.
performance and optimization of the organizations enterprise network infrastructure. The role requires extensive hands-on experience in routing and switching technologies across LAN SD-WAN Internet DMZ B2B and ACI Data Center environments. This engineer is expected to handle complex incidents lead root cause analysis and guide architectural decisions.

Key Responsibilities & Duties:

Wireless Architecture:
Lead Wi-Fi 6/6E deployments site surveys and capacity planning.
Design cloud-managed WLAN (Cisco DNAC Aruba Central) and hybrid architectures.
Network Infrastructure Oversight: Manage and optimize routing switching and interconnectivity across LAN WAN DMZ B2B and cloud environments. Ensure the availability performance and security of network services supporting critical business applications.
Advanced Troubleshooting: Resolve RF interference roaming issues CAPWAP failures using Wireshark/Ekahau.
resolve complex technical issues spanning Layer 1-4. Lead root cause analysis and long-term corrective action planning.
Design & Implementation: Participate in network design reviews and implement enterprise-grade network infrastructure (ACI SD-WAN etc.). Evaluate and integrate new networking technologies to improve resilience and performance.
Network Change Management: Execute and oversee network configuration changes migrations and upgrades in compliance with change control policies. Ensure minimal downtime and risk to production systems.
Monitoring & Optimization: Proactively monitor network performance using tools like SNMP NetFlow and telemetry. Analyze trends and implement tuning strategies to enhance throughput and reduce latency.
Documentation & Standards: Maintain up-to-date documentation of network diagrams configurations and operational procedures. Ensure network practices align with internal standards and regulatory requirements.
Collaboration & Mentorship: Collaborate with security infrastructure and application teams on end-to-end service delivery. Provide guidance and knowledge transfer to Level 2 engineers and junior staff.

Mandatory Skills Description:

Typically 3 years of relevant work experience in industry with a minimum of 1 year in a similar role
Expert-level knowledge in routing protocols (OSPF BGP EIGRP) switching (VLANs STP VTP) and IP addressing.
Expert-level in Cisco WLC/Aruba/Meraki RF tools WIPS.
Strong hands-on experience with Cisco technologies including ACI Data Center and SD-WAN platforms.
Proficient in DMZ B2B and internet gateway configuration and operations.
Solid understanding of network segmentation redundancy and HA principles.
Strong diagnostic and analytical skills especially under high-pressure situations.
Excellent documentation and communication skills.

Nice-to-have Skills Description:

Education & Certifications:
Bachelors Degree in Network Engineering Computer Science or related field.
Preferred certifications:
- Cisco CCNP or CCIE (Enterprise or Data Center track)
- SD-WAN certifications (Cisco Viptela)
- ACI or Nexus-related training
Working Conditions:
May require occasional data center and branch office visits.
Must be available for critical issue resolution and planned changes during off-hours.
Regular interaction with cross-functional technical teams.

Language:

English: C2 Proficient

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