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senior network security engineer

ALM Data Systems

Senior Network Security Engineer / ICT Team Lead - Job DescriptionJob PurposeThe Senior Network Security Engineer / ICT Team Lead is responsible for designing, implementing, and managing secure network infrastructures across on-premises and hybrid environments. The role includes leading technical teams, delivering projects, and ensuring high availability using technologies such as Palo Alto, Fortinet, F5, Aruba ClearPass, Infoblox, Azure Cloud, and data center solutions.Key Responsibilities<ul><li>Design, implement, and optimize enterprise network and security solutions.</li><li>Implement network segmentation, firewall policies, VPNs, NAC, and Zero Trust models.</li><li>Deploy and manage firewalls, WAFs, load balancers, and secure remote access solutions.</li><li>Lead ICT and network security teams and manage end-to-end project delivery.</li><li>Create HLDs, LLDs, configurations, testing procedures, and documentation.</li><li>Oversee incident response, troubleshooting, and escalation as per SLAs.</li><li>Review and optimize firewall and NAT policies.</li><li>Design and support Azure network services such as VNETs, VPN Gateways, Azure Firewall, and Load Balancers.</li><li>Provide technical consultation, pre-sales support, and customer engagement.</li></ul>Required Technical Skills<ul><li>Network: OSPF, BGP, MPLS, L3VPN, VLAN, VXLAN, HSRP/VRRP, SD-WAN, VPNs.</li><li>Security: Palo Alto, Fortinet (FortiGate, FortiManager, FortiAnalyzer), F5 LTM/GTM/ASM, Aruba ClearPass.</li><li>Cloud: Azure VNETs, VNET Peering, Azure Firewall, VPN Gateways, Load Balancers, NSGs.</li><li>Network Services: Infoblox DNS/DHCP/IPAM, F5 DNS, DHCP Failover.</li><li>Documentation: HLD, LLD, PIP, network diagrams, change management.</li></ul>Certifications (Preferred)<ul><li>CCIE / CISSP</li><li>Palo Alto PCNSE / PCSFE</li><li>Fortinet NSE4 / NSE7</li><li>F5 BIG-IP Administrator</li><li>ITILv4 Foundation</li></ul>Soft Skills<ul><li>Leadership and team management.</li><li>Strong communication and client-facing experience.</li><li>Analytical and detail-oriented.</li><li>Strong documentation and problem-solving skills.</li></ul>Experience Required<ul><li>10+ years of experience in network and security engineering.</li><li>Experience leading technical teams and delivering enterprise-level projects.</li><li>Experience in industries like banking, telecom, government, or oil &amp; gas is a plus.</li></ul>Job Type: Full-time

Senior Network Security Engineer / ICT Team Lead

Codvo.ai

<div><div><div>Senior Cloud Network Security Engineer (Category &ndash; Architect)
Sector: Oil and Gas
Department: IT Infrastructure &amp; Security
Location: Doha, Qatar 
Company Overview:
At Codvo, software and people transformations go hand-in-hand. We are a global empathy-led technology services company. Product innovation and mature software engineering are part of our core DNA. Respect, Fairness, Growth, Agility, and Inclusiveness are the core values that we aspire to live by each day. 
We continue to expand our digital strategy, design, architecture, and product management capabilities to offer expertise, outside-the-box thinking, and measurable results. 
Job Description 
The Senior Cloud &amp; Network Security Engineer will be responsible for designing, implementing, and safeguarding the company&rsquo;s core digital and network infrastructure through robust architecture, secure connectivity, and proactive defence strategies. The role encompasses network design, routing and switching, firewalls, load balancers (LB), web application firewalls (WAF), VPNs, and hybrid cloud security across on-premises and cloud (Azure, GCP) environments. 
The engineer will ensure high availability, resilience, and compliance of all network and security systems, providing expert guidance to cross-functional teams and ensuring alignment with corporate cybersecurity and infrastructure standards. 
Key Responsibilities
Infrastructure &amp; Network Security Management<ul><li>Design, deploy, and manage secure enterprise network architectures spanning on-premises data centers, field assets, and multi-cloud environments (Azure and GCP).</li><li>Configure and maintain routing and switching infrastructure, including VLANs, BGP, OSPF, and WAN/LAN connectivity.</li><li>Manage enterprise firewalls, VPNs, load balancers (F5, Azure Application Gateway), WAFs, and IDS/IPS systems to ensure end-to-end network security.</li><li>Implement and enforce network segmentation, access control lists (ACLs), and zero trust network policies to secure sensitive environments.</li><li>Ensure availability, performance, and scalability of network services through continuous monitoring, optimization, and proactive capacity planning.</li><li>Integrate network telemetry and logs into enterprise SIEM platforms to support threat detection, visibility, and response.</li><li>Collaborate with DevOps, Cloud, and Infrastructure teams to embed security principles within all network and infrastructure deployments.</li><li>Ensure compliance with internal cybersecurity frameworks and external standards such as ISO 27001, NIA Qatar, and energy sector security mandates.</li></ul>
Cloud Security (Azure &amp; GCP)<ul><li>Design and enforce cloud network topologies and security configurations using native controls such as Azure Virtual Networks, Network Security Groups (NSGs), Firewalls, Private Endpoints, and Google VPC Service Controls.</li><li>Secure interconnectivity between on-premises and cloud through ExpressRoute, VPN gateways, and hybrid peering.</li><li>Integrate security-by-design practices into infrastructure-as-code (IaC) and DevSecOps pipelines to ensure consistent and automated network provisioning.</li><li>Manage cloud-native load balancing, WAF, DDoS protection, and application gateways for secure application delivery.</li></ul> 
Threat Detection, Incident Response &amp; Compliance<ul><li>Monitor and analyze network traffic to detect anomalies, intrusions, and advanced threats.</li><li>Respond to network security incidents, coordinate investigation and remediation efforts, and implement corrective actions.</li><li>Maintain configuration baselines, patch management routines, and ensure full compliance with corporate and regulatory security standards.</li><li>Perform periodic risk assessments, vulnerability scans, and network penetration reviews to identify and mitigate risks.</li></ul>
Advisory &amp; Architecture Support<ul><li>Participate in design reviews of new digital transformation projects, ensuring alignment with network and security architecture standards.</li><li>Provide technical leadership and mentorship to network and infrastructure teams, fostering a culture of secure design and continuous improvement.</li><li>Advise stakeholders on network resilience, redundancy, and secure connectivity strategies across all business units.</li></ul> 
Required Skills and Qualifications:<ul><li>Bachelor's degree in Computer Engineering, Cybersecurity, Information Systems, or related field.</li><li>10+ years of experience in network and infrastructure security within large-scale enterprise IT or OT environments.</li><li>Proven expertise in:</li></ul>
o Routing and switching (Cisco, Juniper, or equivalent)
o Enterprise firewalls (Palo Alto, Fortinet, Cisco ASA)
o Load balancers (F5, Azure Application Gateway, NGINX Plus)
o Web Application Firewalls (WAF) and reverse proxy systems
o VPN, IPSec, SSL/TLS, and Zero Trust network architectures
o Cloud networking and security (Azure, GCP)
o Network automation (Terraform, Ansible, ARM templates)<ul><li>Experience with SIEM, SOAR, and threat intelligence platforms (e.g., Azure Sentinel, Chronicle, Splunk).</li><li>Excellent problem-solving skills and ability to lead incident response efforts under pressure.</li></ul>
Technical Proficiencies<ul><li>Enterprise Firewalls &amp; Security Appliances: Palo Alto, Fortinet, Cisco ASA</li><li>Load Balancers &amp; WAF: F5, Azure Application Gateway, Cloudflare, GCP equivalents</li><li>Routing &amp; Switching: Cisco, Juniper, Layer 3 segmentation, BGP/OSPF</li><li>Cloud Security Tools: Azure Security Center, Microsoft Defender for Cloud, GCP Security Command Center</li><li>IAM &amp; Access Control: Azure AD Conditional Access, GCP IAM, MFA, SSO</li><li>Automation &amp; IaC: Terraform, Ansible, ARM templates</li></ul>
Preferred Qualifications<ul><li>Professional certifications such as CISSP, CCSP, Cybersecurity Architect Expert (SC-100) or AZ-500 (Azure Security Engineer) or Google Cloud Security Engineer</li><li>Experience in oil &amp; gas, energy, utilities, or critical infrastructure sectors</li><li>Familiarity with OT (Operational Technology) environments and ICS/SCADA systems</li><li>Exposure to multi-cloud security strategy and cloud-native DevSecOps practices</li></ul></div> 

<div><div>Sub-Department:</div>
<div>Business analyst</div></div></div></div>

Senior Cloud Network Security Engineer

Taalum Group

We are seeking a highly skilled Network &amp; Security Engineer to join our Cloud and Infrastructure team. The ideal candidate will have proven experience designing, implementing, and managing hybrid (cloud and on-premises) network and security architecture. This role focuses on ensuring high availability, scalability, and security of cloud and on-prem infrastructure, with emphasis on cloud provisioning, migration, and modernization. The engineer will also contribute to automating network infrastructure through Infrastructure as Code (IaC) and integrating these capabilities within CI/CD pipelines to support agile operations.Education &amp; Experience:<ul><li>Must have at least bachelor&rsquo;s in computer science, Information Technology, or a related discipline.</li><li>3&ndash;5+ years in network engineering, cloud security, or hybrid (cloud/on-prem) infrastructure roles.</li></ul>Preferred Certifications:<ul><li>Cloud: Azure Administrator (AZ-104), Azure Network Engineer Associate (AZ-700), Azure Security Engineer Associate (AZ-500), Google Cloud Network Engineer, Google Cloud Security Engineer.</li><li>Network &amp; Security: CCNA/CCNP, CompTIA Security+, Palo Alto PCNSE, Fortinet NSE, or CISSP.</li></ul>Job Type: Full-time

Network & Security Engineer (Cloud and Infrastructure)

Danlesco

We are looking for an experienced Network &amp; Security Engineer to join our team of technical experts.Key Responsibilities<ul><li>Configure and troubleshoot routers within large-scale WAN environments</li><li>Administer and maintain Layer 2 and Layer 3 networks</li><li>Implement and support network security solutions</li><li>Demonstrate strong knowledge of VLANs, Spanning Tree Protocol, BGP, and EIGRP</li><li>Apply advanced understanding of IP addressing, including subnetting and supernetting</li><li>Proactively identify, diagnose, and resolve network-related issues</li><li>Manage assigned projects and service components to meet delivery objectives</li><li>Prepare network designs and technical proposals in response to customer RFPs</li></ul>Job Type: Full-timeEducation:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>Data Center Networks: 2 years (Preferred)</li><li>WAN/LAN implementation and operations : 2 years (Preferred)</li></ul>License/Certification:<ul><li>CCNA and CCNP certifications (Preferred)</li></ul>

Network & Security Engineer

Starlink Qatar

<div>
 
 📌 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻:
 
 
 We are seeking a highly skilled L2 Engineer specializing in Network and Security to join our dynamic team. In this role, you will be responsible for the planning, design, and implementation of internal projects and customer solutions, with a focus on network and security configurations, including SDN and Cloud environments. You will provide advanced technical support, handling escalations from Level 1, and participating in an on-call rotation for critical issue resolution. This position requires managing incidents and problems within an ITSM framework, maintaining and monitoring infrastructure, and creating essential documentation and reports. The ideal candidate will also act as a project manager for technical projects, ensuring successful delivery and customer satisfaction while working in a high-pressure environment.
 
 
 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 
 
 
 
 
 🎯 𝗥𝗲𝗾𝘂𝗶𝗿𝗲𝗺𝗲𝗻𝘁𝘀:
 
 
 &rtrif; A minimum of 5-8 years of experience in network, security, and cloud administration.
 
 
 &rtrif; Proficiency in network administration of Cisco components, including routers, switches, ACI, and SDN.
 
 
 &rtrif; Strong experience in security administration with appliances like Next Gen Firewalls, WAF, IPS, and Load-balancers (F5, Cisco, Fortinet, Bluecoat).
 
 
 &rtrif; Demonstrated experience with cloud network virtualization technologies such as VMware NSX, SDN, and ACI.
 
 
 &rtrif; Fair experience in System Administration across Vmware, RedHat, and Windows Operating Systems.
 
 
 &rtrif; Proven experience in managing technical projects from planning to completion.
 
 
 &rtrif; Excellent troubleshooting skills with a systematic, process-oriented approach.
 
 
 &rtrif; Bachelor's degree in Computer and Communications Engineering (CCE) or an equivalent field.
 
 
 
 
 
 ✨ 𝗗𝗲𝘀𝗶𝗿𝗮𝗯𝗹𝗲𝘀:
 
 
 &rtrif; ITIL certification or familiarity with ITSM frameworks.
 
 
 &rtrif; Experience working under high-pressure customer environments.
 
 
 &rtrif; Strong report creation and procedure documentation skills.
 
 
 &rtrif; Verbal and written communication skills in Arabic.
 
 
 &rtrif; Experience with Microsoft applications and database administration.
 
</div>

ICT/Cybersecurity Engineer

Arab Solutions

<div>
 
 Job Title:
 
 Network Engineer
 
 
 
 Location:
 
 Qatar
 
 
 
 Requirement:
 
 Valid QID &amp; Immediate Joining
 
 
 
 Key Responsibilities
 
 
 
 <ul>
 <li>
 Maintain and manage network devices including routers, switches, and firewalls
 </li>
 <li>
 Monitor network performance and ensure high availability
 </li>
 <li>
 Troubleshoot and resolve outages quickly
 </li>
 <li>
 Provide technical support to users facing network-related issues
 </li>
 <li>
 Manage network configurations, documentation, and backups
 </li>
 <li>
 Implement security controls, updates, and best practices
 </li>
 <li>
 Coordinate with vendors for hardware replacements or link-related concerns
 
 
 </li>
 </ul>
 
 Qualifications &amp; Skills
 
 
 
 <ul>
 <li>
 Strong understanding of routing and switching concepts
 </li>
 <li>
 Hands-on experience with Cisco or similar network platforms
 </li>
 <li>
 Good knowledge of firewalls, VPN technologies, and security principles
 </li>
 <li>
 Solid troubleshooting and diagnostic skills
 </li>
 <li>
 Ability to work efficiently under pressure
 </li>
 <li>
 Valid QID
 </li>
 <li>
 Immediate joiners preferred
 
 
 </li>
 </ul>
 Skills: diagnostic skills,cisco,firewalls,troubleshooting,switching,vpn technologies,security principles,routing
</div>

Network Engineer

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