Engineer - Network Security
We are seeking an experienced Senior Network Engineer with 8–10 years of hands-on expertise in enterprise data center and campus networking.
Skills
About This Role
Job Description
We are seeking an experienced Senior Network Engineer with 8–10 years of hands-on expertise in enterprise data center and campus networking.
The ideal candidate will have a strong track record of managing day-to-day network operations, handling incidents and changes, executing deployments, and maintaining complex Cisco SD-ACCESS and ACI environments in large-scale enterprise settings.
This role requires deep technical knowledge, strong ITIL discipline, and the ability to work independently across multiple concurrent activities.
Key Responsibilities
- Handle incidents, changes, and problems delegated by the Network Operations team across SD-ACCESS, ACI, and related campus/data center technologies
- Deploy, configure, and maintain Cisco ACI fabric (EPGs, BDs, VRFs, L3Outs, contracts, service graphs) and SD-ACCESS infrastructure (fabric nodes, DNA Center, ISE integration)
- Manage day-to-day Cisco ACI operations including Multi-Pod, VMM integration, access policies, in-band/OOB management, and PBR configurations
- Operate and administer Cisco SD-ACCESS fabric — provisioning edge nodes, border nodes, control plane nodes, Virtual Networks, SGTs, and anycast gateways via DNA Center
- Perform end-to-end ACI and SD-ACCESS deployments including new site rollouts, fabric expansions, and workload migrations
- Execute and manage ACI firmware upgrades (APIC cluster, leaf/spine nodes) and DNA Center/IOS-XE software upgrades following approved change processes
- Adhere to ITIL standards — follow incident, change, and problem management policies; maintain SLA compliance across all operational activities
- Engage with external suppliers and vendors — log support cases, coordinate follow-ups, and drive issues to resolution (Cisco TAC and third parties)
- Collaborate with application, server, and security teams to securely attach workloads to ACI and SDA fabric with correct policies and access controls
- Provide support for site visit activities at various client locations, ensuring network compliance and operational standards are met
- Maintain, support, and upgrade production network devices including on-call responsibilities outside of regular business hours
- Provide after-hours support for critical incident response and approved change activities
- Manage multiple concurrent projects and tasks effectively as a shared resource across the team
- Create and maintain technical documentation including network diagrams, SOPs, runbooks, and change records
- Travel to client locations as required for implementation, support, and audit activities
- Demonstrate strong hands-on experience with routing and switching technologies including BGP, OSPF, EIGRP, MPLS, VRF, vPC, STP, EtherChannel, and VLAN management across enterprise-grade Cisco platforms
Education
Bachelor's degree in Computer Science, Information Technology, Telecommunications, or related field
Total Experience
8–10 years in enterprise networking — data center and campus environments
Core Experience
Minimum 5 years hands-on Cisco ACI; minimum 4 years Cisco SD-ACCESS / DNA Center; ITIL-driven operational support
Required
- CCNP Data Center — Implementing and Operating Cisco Data Center Core Technologies
- CCNP Enterprise — Implementing Cisco Enterprise Network Core Technologies
- ITIL Foundation (v3 or v4) — Incident, Change & Problem Management
- Cisco Certified Specialist — Data Center ACI Implementation
- Cisco Certified Specialist — Enterprise SD-Access Implementation
Preferred / Highly Desirable
- CCIE Data Center (Written + Lab) — Highly Preferred
- CCIE Enterprise Infrastructure (Written + Lab)
- Cisco Certified Specialist — Enterprise Advanced Infrastructure Implementation
• Cisco DNA Specialist Certification
- Cisco Certified DevNet Specialist — Data Center Automation & Programmability
- VMware NSX-T Data Center Professional / Advanced
Cisco ACI — Data Center SDN
- EPGs, Bridge Domains, VRFs, Multi-Tenancy, contracts, and filters
- L3Outs, external routing, and ACI Multi-Pod / Multisite design
- VMM domain integration (VMware vCenter, Microsoft SCVMM)
- Access policy definition — single, Port-Channel, and vPC interfaces
- L4-L7 service graphs and Policy-Based Routing (PBR)
- ACI in-band and out-of-band (OOB) management
- End-to-end ACI firmware upgrade process (APIC + leaf/spine)
- ACI integration with VMware NSX in HCI/VVD Dell-EMC environments
- FabricPath, vPC, VxLAN, OTV, NX-QoS — data center fabric technologies
Cisco SD-ACCESS — Campus SDN
- DNA Center fabric management, provisioning, and automation
- SDA edge, border, and control plane node deployment and operations
- LISP (Locator/ID Separation Protocol) and VxLAN in SDA context
- Virtual Network (VN) and VRF creation and segmentation
- Scalable Group Tags (SGTs) and TrustSec policy enforcement
- Cisco ISE integration with SDA for 802.1X and NAC
- Wireless fabric integration — SSID-to-VN mapping via DNA Center
- IoT device onboarding and segmentation in SDA fabric
Incident, Change & Problem Management (ITIL)
- Incident triage, prioritization, escalation, and SLA-driven resolution
- ITIL Change Management — RFC creation, CAB participation, PIR
- Problem Management — root cause analysis, KEDB, trend analysis
- After-hours and on-call incident and change support
- Vendor TAC engagement — logging, follow-up, and escalation
Routing, Switching & Legacy Infrastructure
- BGP, OSPF, EIGRP, MP-BGP, IS-IS, MPLS, and VRF (L3 VPN)
- HSRP, VRRP, GLBP — first-hop redundancy protocols
- STP, RSTP, MSTP, VTP, EtherChannel, vPC, and VLAN management
- Multicast — PIM, PIM-SM, Auto-RP, IGMPv2, MSDP
- Cisco Nexus 7K/3K, Catalyst 3850/4500/6807, ASR 1006X/1002X, IE4010/4000
About Us
malomatia is a leading Qatar-based IT services and solutions provider, bringing together top Qatari and international talent to deliver innovative, end-to-end technology solutions that empower clients to achieve their strategic goals.
Our mission
Empowering Qatar’s businesses and governments to leap into the digital future with agile, knowledge-driven solutions.
Our vision
To become Qatar’s trusted knowledge partner in digital transformation, disrupting industries, shaping the future, and building a world-class tech ecosystem.
Driving change that makes a real impact
Since 2008, malomatia has been driving Qatar’s digital transformation through innovative, ISO-certified IT solutions.
With expertise across key public and private sectors, we empower the nation’s vision with advanced services in cloud, cybersecurity, AI, and contact center excellence, elevating the role of technology in shaping Qatar’s sustainable future.
About The Team
Established in 2008, malomatia is a Qatari leader in IT services and digital transformation.
We serve key sectors including Government, Healthcare, Education, Customs, and Transportation, delivering impactful solutions that support national development goals.
Powered by a diverse team of skilled Qatari and international IT professionals, we deliver innovative, high-value digital solutions tailored to the unique needs of our clients.
Our mission is to inspire customers to thrive through digital excellence, and we envision becoming the trusted partner of choice in building a smarter society through technology and talent.
We are driven by core values that define our culture and approach: ownership, integrity, empathy, teamwork, transparency, agility, excellence, trust, and innovation.
Join us in shaping the future of technology in Qatar
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