Senior Engineer - Network Security

• Maintain, operate & Harden essential IT Network operations, including Network devices (Cisco Nexus & catalyst switches/routes), Wireless controllers, Cisco, PaloAlto, Fortinet firewalls and other security tools like Forescout NAC, Cisco ISE & F5 WAF etc.

• Implement, operate, support and maintenance of the Information Security Management System based on the ISO/IEC 27000 series standards, including obtaining our certification against ISO/IEC 27001

• Nurture dependable IT infrastructure and networking that's always up and running

• Partner with internal and external partners to communicate or follow up project status, activities, and achievements

Responsibilities

• Monitor datacenter health using preexisting management tools and respond to hardware issues as they arise; help build, test, and maintain new network devices as needed.

• Maintain internal network requirements including, Cisco Switches/Routers, firewalls, web application firewalls, wireless Lan controllers, access points, security updates; support internet, intranet, LANs, WANs, and network segments

• Perform routine/scheduled audits of the systems, including backup/patching/Hardening etc.

• Implementation, operation, support and maintenance of the Information Security Management System based on the ISO/IEC 27000 series standards, including obtaining our certification against ISO/IEC 27001

• Perform network maintenance and system upgrades including service packs, patches, hot fixes and Best Practice security configurations.

• Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure

• Select and implement security tools, policies, and procedures in conjunction with the company's security team

Qualifications

• At least 8-10 years of operational experience

• Knowledge in VLAN, DHCP, SECURITY, ROUTING, IPSEC VPNs, NAT/PAT, Proxy, F5 WAF etc.

• Must be well-versed in and experienced with IT policies and procedures, technology standards, and have knowledge of cyber security frameworks such as NIST, CIS Controls ®, MITRE ATT&CK ®

• Documentation of CLIENTS Internal network and updating in knowledge database Tickets Handling etc.

• Securing and hardening CLIENTS infrastructure, including (but not limited to) systems, networks, endpoints, SaaS integrations and cloud resources

• Working knowledge of common information security management frameworks such as ISO27001

• Hands on Experience with Cisco Nexus, ASA, PaloAlto, Fortinet firewall & F5 (LTM & ASM)

• Strong LAN/WAN experience with troubleshooting, design.

• Knowledge and familiarity with reviewing and deploying vendor updates for security patches.

• Knowledge and familiarity with Cisco wireless technologies (WLC/Access points) & ISE

• Must be CCNP & ISO 27001:2013 Certified

• Must be PCNSA/PCNSE & F5 301/303 Certified

• Other Security and Network certification would be advantage

About Us

About Malomatia

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.