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A leading technology solutions provider specializing in secure and scalable infrastructure services across data centers, on-premises environments, and public cloud platforms. The organization is seeking a Sr Engineer- Network & Security - Cloud CoE to design, implement, and maintain advanced networking and security solutions.

Responsibilities

• Design and Implement various Data center networking technologies including data center fabric (Spine & Leaf topology with Cisco ACI, Juniper Apstra) and SDN (such as VMware NSX-T).

• Design and Implement Core and Perimeter firewalls for different technology providers, such as Cisco, Palo-Alto, Fortinet and Juniper, in on-prem and Public Cloud environments (mainly Azure cloud) 

• Design and Implement the Network and Security environment on the Public Clouds, with main focus on Azure cloud, including the Landing-Zone and related Network-Security components (native cloud and 3rd parties’ services) as per the design. 

• Migration of on-prem infrastructure to public/private cloud environment (AZURE), and between On-Prem locations 

• Design, implement connectivity including Azure ExpressRoute, Virtual WAN, and VPN connections for Azure hybrid cloud environments 

• Conduct regular security assessments and vulnerability scans of Azure resources, and ensure alignment Azure Well Architected framework 

• Design and Implement Azure Security Center, Azure Sentinel, and other security monitoring tools 

• Develop and maintain disaster recovery and business continuity plans for Azure-based systems 

• Stay up-to-date with the latest Azure networking and security features and best practices 

• Design & Implement Email Security solution 
• Design and Implement VPN solution 
• Design and Implement of Identity and Access management solution 
• Design and Implement IPT and Collaboration environment 
• Design and Implement Wireless networks 
• Develop and maintain High level Design (HLD) and low-level designs (LLD) documents, Network-Security diagrams, Network-Security installation configuration & guides, support procedures, test plans and runbook  
• Prepare the required Rack diagrams, cabling, power and capacity requirements, work closely with the Passive infrastructure teams to ensure cabling, power, capacity are met and as required for Data Center hosting. 
• Work closely with 3rd party technology providers when required. 
• Conduct user acceptance testing and fully support the implementation team to troubleshoot any issues during the implementation phase 
• Plan and execute the Operation Readiness process, and Handover to end user 
• Due-diligence exercises and information gathering for client’s network-security infrastructure

Project Management  

• Perform the project scope, gather client requirements, manage communications 

• Identify project tasks/activities and develop project schedules. 

• Collaborate with team members and project stakeholders 

• Effectively communicate project objectives and goals  

• Complete project activities on time, within budget and within scope 

Project Deliverables   

• Develop implementation plans 

• Prepare the Technical Solution Proposal document 

• Prepare the High-Level Design (HLD) document 

• Prepare the Low-Level Design (LLD) document 

• Prepare Network Implementation Plan (NIP) document 

• Prepare Network Migration Plan (NMP) document 

• Prepare Network Ready for Use (NRFU) document 

Minimum Qualifications 

• Bachelor's degree or equivalent in Computer Science or related Engineering field 

• Azure Security Engineer (AZ-500) certification (Preferred), with additional certifications such as AZ-700 (Designing and Implementing Microsoft Azure Networking Solutions)

• Azure solution Architect certified (AZ-305) (preferred) 

• Cisco Certified Internetwork Routing and Switching/Security/Data Center (CCIE)(preferred) 

• Cisco Certified Network Professional (CCNP Routing and Switching/Security/Data Centre/ Collaboration) (preferred) 

• Palo Alto (PCNSE) or Fortinet NSE Certification (Must)  

• VMware VCIX-NV (preferred)  

• F5 LTM/GTM certificate or equivalent vendor certificate (Preferred) 

• ITIL foundation certification 

Minimum Experience 

• 7 to 10 years' experience in Network Security field 

• Hands-on experience on designing and implementing Landing-Zone component and the network security environment on Azure public cloud, including Azure native & 3rd parties services 

• Hands-on experience on security hardening and best practices. 

• Hands-on experience of Network Virtualization technologies and SDN solutions, such as NSX & ACI 

• Hands-on experience in designing and implementing Data Center solutions, Legacy 3 tier & IP Fabric (Spine & Leaf), with EVPN-VxLAN good knowledge  

• Strong skills on producing and maintaining technical documentation like HLD, LLD and Network diagrams etc. 

• Experience with IP Telephony solutions 

• Experience of Juniper/Cisco routing, switching and firewalling products. 

• Expertise with Wireless network implementation 

• Familiarity with PowerShell, Azure CLI, Terraform and ARM templates for automation and infrastructure-as-code 

• Strong Experience with hybrid cloud architectures and connectivity solutions 

• Knowledge of compliance standards such as HIPAA, PCI-DSS, and ISO 27001 

Preferred Qualifications 

• Familiarity with Infrastructure Automation tools Including Terraform and Ansible 

• Familiarity with containerization technologies like Docker and Kubernetes 

• Knowledge of Python or other scripting languages for automation tasks 

• Knowledge of CI/CD pipelines and DevOps practices 

Halian Group:
With over 28 years of experience, we have come to understand that innovation is the only way to provide agile, practical solutions that transform businesses and careers.
Our resourcing and smart services help you to realize tomorrow’s potential. Discover the amazing things possible when you bring the right people and the right technologies together.
At Halian, we recognize that diversity, equity, and inclusion (DEI) are essential to building high-performing teams for our clients. We are committed to connecting organizations with top talent from all backgrounds, ensuring that every individual feels valued, respected, and empowered to contribute their unique perspectives. We encourage applications from all qualified candidates, regardless of race, gender, disability, or any other characteristic that makes them unique. By fostering diverse and inclusive workplaces, we help our clients drive innovation, enhance collaboration, and better reflect the communities they serve.
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