Categories: Networking, Wireless Infrastructure, IT Operations, Infrastructure Engineering

Job Description:

Job Description:

The Level 3 Senior Network & Wireless Ops Engineer  is a technical expert responsible for designing, securing, and optimizing the organization's 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 organization's 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:
• Bachelor's 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

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

Recruitment fraud is a scheme in which fictitious job opportunities are offered to job seekers typically through online services, such as false websites, or through unsolicited emails claiming to be from the company. These emails may request recipients to provide personal information or to make payments as part of their illegitimate recruiting process. DXC does not make offers of employment via social media networks and DXC never asks for any money or payments from applicants at any point in the recruitment process, nor ask a job seeker to purchase IT or other equipment on our behalf. More information on employment scams is available here.