network security engineer

Ascent Sourcing Ltd

<p><strong>IT Security Engineer</strong></p><p><strong>Feltham (Hybrid)</strong></p><p><strong>£45,000 - £55,000 Base + Benefits</strong></p><p><strong>Overview</strong></p><p>The IT Security Engineer is responsible for designing, implementing, and maintaining the security controls that protect the organization's systems, networks, and data. This role works closely with IT, DevOps, and business teams to ensure that security is embedded throughout technology operations and architecture. The IT Security Engineer is key to detecting, preventing, and responding to cybersecurity threats in a proactive and efficient manner.</p><p><strong>Key Responsibilities:</strong></p><p><strong>Security Architecture & Implementation</strong></p><ul><li>Design, deploy, and manage security solutions including firewalls, intrusion detection/prevention systems, endpoint protection, SIEM, and identity management platforms.</li><li>Implement secure network architecture and enforce segmentation and least-privilege access controls.</li><li>Support secure cloud environments across Azure, AWS, or GCP (e.g., IAM, security groups, encryption, KMS).</li></ul><p><strong>Threat Detection & Incident Response</strong></p><ul><li>Monitor and analyze security alerts and network traffic for threats or suspicious activity.</li><li>Lead or support incident response activities: investigation, containment, eradication, recovery, and reporting.</li><li>Conduct root cause analysis and implement security hardening improvements.</li></ul><p><strong>Vulnerability & Risk Management</strong></p><ul><li>Run regular vulnerability scans and penetration testing activities; track remediation of findings.</li><li>Evaluate risks and recommend security enhancements or compensating controls.</li><li>Maintain asset inventories and ensure patching and configuration baselines are followed.</li></ul><p><strong>Security Governance & Compliance</strong></p><ul><li>Contribute to maintaining security standards and aligning with frameworks such as ISO 27001, NIST, CIS, or SOC 2.</li><li>Support audits, evidence collection, and compliance reporting (e.g., GDPR, PCI-DSS).</li><li>Develop and maintain documentation for policies, procedures, architecture, and runbooks.</li></ul><p><strong>Collaboration & Knowledge Sharing</strong></p><ul><li>Work with IT operations, cloud, and development teams to embed security in system and application designs.</li><li>Provide expert security guidance during solution design, procurement, and change reviews.</li><li>Support security awareness training and communicate best practices to employees.</li></ul><p><strong>Qualifications</strong></p><ul><li>Education: Bachelor's degree in information security, Computer Science, Networking, or a related field.</li><li>Experience: 3+ years' experience in cybersecurity, network engineering, or IT infrastructure security roles.</li><li>Certifications (Preferred): CompTIA Security+, CEH, OSCP, CISSP, CCSP, Azure/AWS security certifications.</li></ul><p><strong>Skills & Competencies</strong></p><ul><li>Strong knowledge of network security (TCP/IP, VPNs, DNS, firewalls).</li><li>Experience with SIEM tools (e.g., Splunk, Sentinel, QRadar) and EDR platforms.</li><li>Familiarity with scripting or automation (PowerShell, Python, Bash).</li><li>Understanding of secure cloud architecture and Zero Trust principles.</li><li>Ability to analyze complex technical issues and communicate clearly to technical and non-technical audiences.</li></ul>

Network Security Engineer

Ceenex Global LLC

<p><b>We're Hiring: Shift Network Security Engineer! </b></p><p>We are seeking an experienced <b>Senior Network &amp; Security Engineer</b> to design, implement, and manage complex network and security infrastructures. The ideal candidate will have hands-on expertise in firewalls, data center technologies, ACI, routing/switching, and security solutions. This role involves leading migration projects, ensuring high network performance, and supporting mission-critical operations.</p><p><b>Location:</b> Dubai, United Arab Emirates<br/><b>Work Mode:</b> Work From Office<br/><b>Role:</b> Shift Network Security Engineer</p><p>Salary - 16600 AED + Benefits</p><p>Experience - 8+ years</p><p><b>What You'll Do:</b></p><p><b>Network &amp; Security Engineering</b></p><ul><li><b>Design, deploy, and manage enterprise network and security solutions.</b></li><li><b>Install, configure, and support routers, switches, firewalls, proxies, SSL/IPsec VPNs, and wireless controllers.</b></li><li><b>Administer and troubleshoot firewalls including Palo Alto, Fortinet, Cisco ASA/FTD, and Juniper SRX.</b></li><li><b>Implement network segmentation, DMZ architectures, VLANs, ACLs, NAT/PAT, EtherChannel, IP SLA, HSRP, and routing protocols (OSPF, BGP, EIGRP).</b></li><li><b>Manage 1500+ network devices across global environments.</b></li></ul><p><b>Data Center &amp; ACI Operations</b></p><ul><li><b>Deploy and manage Cisco ACI fabrics (spines, leaves, APICs).</b></li><li><b>Migrate workloads and maintain policies, EPGs, bridge domains, contracts, L2Out/L3Out, and AEP configurations.</b></li><li><b>Perform ACI upgrades, health checks, and performance tuning.</b></li><li><b>Oversee multi-site/multi-pod ACI environments with end-to-end documentation.</b></li></ul><p><b>Security Infrastructure Management</b></p><ul><li><b>Configure and maintain F5 LTM and ASM for application delivery and security.</b></li><li><b>Implement Cisco ISE for AAA, 802.1x, RADIUS/TACACS+, and network access control.</b></li><li><b>Perform security monitoring, threat mitigation, vulnerability assessments, and log analysis.</b></li><li><b>Manage SSL decryption, URL filtering, content filtering, Cisco AMP, Wildfire, and Panorama/FMC administration.</b></li></ul><p><b>Migration &amp; Project Delivery</b></p><ul><li><b>Lead migrations including firewalls (ASA &rarr; Palo Alto), VPN infrastructures, and data center DMZ transitions.</b></li><li><b>Deploy new distribution center infrastructures including Nexus Core, Catalyst switches, Palo Alto Firewalls, and F5 LTM.</b></li><li><b>Ensure seamless execution of project deliverables with change management (CAB), compliance, and risk mitigation.</b></li><li><b>Coordinate with cross-functional teams to ensure minimal downtime.</b></li></ul><p><b>Operations &amp; Support</b></p><ul><li><b>Provide Level 2/3 support for complex incidents and escalations.</b></li><li><b>Maintain documentation for network diagrams, configurations, policies, and operational procedures.</b></li><li><b>Conduct 24/7 support for critical environments when required.</b></li><li><b>Train and mentor junior team members.</b></li></ul><p><b>Key Skills &amp; TechnologiesNetwork</b></p><ul><li><b>Cisco Nexus, Catalyst, ASR</b></li><li><b>Routing: BGP, EIGRP, OSPF</b></li><li><b>Switching, VPC, VDC</b></li><li><b>MPLS, Multi-homing</b></li><li><b>IPAM, Syslog (Kiwi), Orion NMS</b></li></ul><p><b>Security</b></p><ul><li><b>Palo Alto (Panorama), Fortinet</b></li><li><b>Cisco ASA, FTD</b></li><li><b>Juniper SRX</b></li><li><b>F5 LTM, ASM</b></li><li><b>Cisco ISE (AAA, 802.1x)</b></li><li><b>URL/Content Filtering, SSL Decryption</b></li><li><b>VPN technologies (SSL, IPsec)</b></li></ul><p><b>Data Center</b></p><ul><li><b>Cisco ACI (Fabric deployment, BD, EPG, AEP, L2Out/L3Out)</b></li><li><b>DMZ designs</b></li><li><b>Fabric upgrades &amp; optimization</b></li></ul><p><b>Certifications (Preferred)</b></p><ul><li><b>CCNP / CCIE (Routing &amp; Switching or Security)</b></li><li><b>Palo Alto PCNSE</b></li><li><b>F5 Certifications</b></li><li><b>ITIL Foundation v4</b></li></ul><p>APPLY AS SOON AS POSSIBLE!</p><p>Email- Jenita@ceenexglobal.com</p><p>WhatsApp- 509491450</p><p>Ready to make an impact? Apply now and let&rsquo;s secure the future together!</p><p>Job Type: Full-time</p><p>Pay: AED15,000.00 - AED16,600.00 per month</p>

Shift Network Security Engineer

Abu Dhabi ports

<div><p><b>Core Responsibilities:
</b></p><ul><li>Install, test and monitor structured Networking Security Appliances, IPS/IDS, NAC, Switches/Routers Security domain for multi-vendor OEM products both on-prim &amp; in all private/public cloud.
</li><li>Prepare security infrastructure, wired and WLAN Infrastructure Security, 802.1x Implementation using MS agent/agentless &amp; Monitoring as per the Design guidelines.
</li><li>Lead the Security Operation Center (SOC) to ensure smooth and reliable operation for fulfilling business objectives and processes.
</li><li>Maintain network security solutions including Physical Firewall Appliances, Virtual Firewalls, Public Cloud Security Appliances, SD-WAN Deployments, IPS/IDS&rsquo;s, NAC, Security Management Servers &amp; Application, Security Monitoring &amp; Reporting.
</li><li>Perform on-site analysis, diagnosis, and resolution of complex network problems and recommend and implement corrective network hardware and software solutions and repairs.
</li><li>Support development and implementation of networking &amp; security projects and new technology installations.
</li><li>Conduct research on network security products, services, protocols, and standards in support of network/security hardware procurement and development efforts.
</li><li>Draft technical specifications for purchase of security hardware and software products.
</li><li>Ensure adherence to procedures for logging, reporting, and statistically monitoring network security data.
</li><li>Support in development of business continuity and disaster recovery plans and maintain current knowledge of plan executables.
</li></ul><p><b>Required Qualifications:
</b></p><ul><li>Expert level from Cisco/Palo Alto/VMWare is desirable.
</li><li>CISSP Certification is an added advantage.
</li><li>ITIL Foundation Certified
</li><li>Excellent English. Arabic is an added advantage
</li><li>A minimum of 6-8 years of experience in a similar role
</li></ul><p><b>Desired Skills and Experience:
</b></p><ul><li>Relevant experience as a Sr. Network Security Engineer in a large network environment.
</li><li>Proficient in Security, WLAN/Wired security
</li><li>Install all New Networking/Security Hardware and its related Operating System Software
</li><li>Manage periodic back-ups of Network Security Infrastructure
</li><li>Plan and support Network/Security Infrastructure.
</li><li>Documents network problems and resolution for future reference.
</li><li>Monitors Network performance and implements performance tuning measures.
</li><li>Requires thorough &amp; comprehensive networking &amp; security skills.
</li><li>Strong analytical abilities and professional problem-solving experience needed.
</li></ul><p>Deep working technical knowledge of Switches, Routers, Firewalls, LAN, WAN, WLAN, TCP/IP, DNS, UDP, QoS, EIGRP, OSPF, BGP, PPPoE, MPLS, EVN, VRFs, DMVPN&rsquo;s, 802.1x, NSX-T DFW, NSG, Azure Cloud Network Security, Palo Alto Firewalls, Panorama, Fortigate, Sourcefire, Juniper, Cisco ISE, RSA, Forescout NAC, Cisco DNAC SGT&rsquo;s, etc.</p></div>
<br><p></p><div>Responsibilities: Core Responsibilities:<br>
<br>
Install, test and monitor structured Networking Security Appliances, IPS/IDS, NAC, Switches/Routers Security domain for multi-vendor OEM products both on-prim &amp; in all private/public cloud.<br>
Prepare security infrastructure, wired and WLAN Infrastructure Security, 802.1x Implementation using MS agent/agentless &amp; Monitoring as per the Design guidelines.<br>
Lead the Security Operation Center (SOC) to ensure smooth and reliable operation for fulfilling business objectives and processes.<br>
Maintain network security solutions including Physical Firewall Appliances, Virtual Firewalls, Public Cloud Security Appliances, SD-WAN Deployments, IPS/IDS&rsquo;s, NAC, Security Management Servers &amp; Application, Security Monitoring &amp; Reporting.<br>
Perform on-site analysis, diagnosis, and resolution of complex network problems and recommend and implement corrective network hardware and software solutions and repairs.<br>
Support development and implementation of networking &amp; security projects and new technology installations.<br>
Conduct research on network security products, services, protocols, and standards in support of network/security hardware procurement and development efforts.<br>
Draft technical specifications for purchase of security hardware and software products.<br>
Ensure adherence to procedures for logging, reporting, and statistically monitoring network security data.<br>
Support in development of business continuity and disaster recovery plans and maintain current knowledge of plan executables.<br>
<br>
People Management Responsibilities:<br>
<br>
N/A<br>
<br>
Strategic Responsibilities:<br>
<br>
<ul><li>
N/A</li></ul></div>
<br><div></div><div><div><div><div><div><div><ul>Qualifications: Expert level from Cisco/Palo Alto/VMWare is desirable.<br>
CISSP Certification is an added advantage.<br>
ITIL Foundation Certified<br>
<br>
Excellent English. Arabic is an added advantage<br>
<br>
A minimum of 6-8 years of experience in a similar role<br>
<br>
Relevant experience as a Sr. Network Security Engineer in a large network environment.<br>
Proficient in Security, WLAN/Wired security<br>
Install all New Networking/Security Hardware and its related Operating System Software<br>
Manage periodic back-ups of Network Security Infrastructure<br>
Plan and support Network/Security Infrastructure.<br>
Documents network problems and resolution for future reference.<br>
Monitors Network performance and implements performance tuning measures.<br>
Requires thorough &amp; comprehensive networking &amp; security skills.<br>
Strong analytical abilities and professional problem-solving experience needed.<br>
Deep working technical knowledge of Switches, Routers, Firewalls, LAN, WAN, WLAN, TCP/IP, DNS, UDP, QoS, EIGRP, OSPF, BGP, PPPoE, MPLS, EVN, VRFs, DMVPN&rsquo;s, 802.1x, NSX-T DFW, NSG, Azure Cloud Network Security, Palo Alto Firewalls, Panorama, Fortigate, Sourcefire, Juniper, Cisco ISE, RSA, Forescout NAC, Cisco DNAC SGT&rsquo;s, etc.<br>
Business process experience, as well as an understanding of the relationship between processes and policies.<br>
Strong customer service orientation.<br>
Proven analytical and problem-solving abilities.<br>
Excellent interpersonal and oral communication skills.<br>
Keep attention to detail.<br>
Ability to effectively prioritize and execute tasks in a high-pressure environment.<br>
Upgrade Networking Security Software to stable Operating Systems<br>
<li>
Skilled at working within a team-oriented, collaborative environment.</li></ul></div></div></div></div></div></div>

Senior Network Security Engineer

AITS

<p><b>ARISTA Network &amp; Security Engineer</b></p><p>7 to 10 years of Experience with Networking Domains for Network and Security Management, Implementation, Design and Operations Support on large, complex and critical infrastructures of Enterprise Networks and Data Centers.</p><p><i><b>Technical Strengths</b></i></p><p>&bull;Network Designing, Implementation &amp; Troubleshooting</p><p>&bull;CloudGenix SD-WAN implementation, support and troubleshooting</p><p>&bull;Cloud Computing &ndash; AWS, Network Security Administration</p><p>&bull;Static Routing, RIP, EIGRP, OSPF, BGP, Layer 2 - Layer 3 Switching &amp; Multi-Layer Switching</p><p>STP, VLANs, VLAN Trunks &amp; VTP / Port Ether-channel and MLAG (Arista)</p><p>HSRP, VRRP, GLBP, Wireless LAN Management / NAT, ACL, Quality of Service (QoS)</p><p><i><b>Support Tools</b></i></p><p>NPM: Solarwind Orion, Zenoss, FortiSIEM; NCM: Oxidized and KiwiCat, HP NA; Splunk (Syslog); BigPanda (Tickets Aggregator); Cisco Prime, FortiManager, CloudGenix SD-WAN Controller</p><p><i><b>Hands on Devices</b></i></p><p>&bull;Switches: Cisco 3750, 4500 &amp; 6500 Series, Nexus 5k/7k Switches, Arista Switches</p><p>&bull;Routers: Cisco ASR, ISRs, 7200, 2911, 2915, 3845 &amp; 3945</p><p>&bull;Firewalls: Juniper (SRX and VPNs), FortiGate 300/500/3000D, Cisco ASA, Palo Alto</p><p>&bull;Wireless: Access Points - Cisco 1142N, 1131AG, 1262N, 2602i &amp; 2602e, WLC - Cisco 5508</p><p>&bull;Load Balancer: F5 BIG IP (LTM/GTM)</p><p>&bull;WAN Accelerators: Silverpeak / SD-WAN: CloudGenix ION 3k/7k</p><p>Job Type: Full-time</p><p>Pay: QAR15,000.00 - QAR18,000.00 per month</p>

ARISTA Network & Security Engineer

<p><b>We're Hiring: Senior Network Security Engineer! </b></p><p>We are seeking an experienced and skilled Senior Network Security Engineer to join our team in Dubai. The ideal candidate will have a robust background in network security, risk assessment, and incident response, with a proven track record of safeguarding complex network infrastructures.</p><p><b>Location:</b> Dubai, United Arab Emirates<br/><b>Work Mode:</b> Work From Office<br/><b>Role:</b> Senior Network Security Engineer</p><p>Salary - 21000 AED + Benefits</p><p>Experience - 12+ years</p><p><b>What You'll Do:</b></p><ul><li><b>Cisco ACI deep production experience</b></li><li><b>F5 BIG-IP LTM/ASM/GTM (iRules, ASM, GSLB)</b></li><li><b>Citrix ADC/NetScaler (GSLB, Content Switching)</b></li><li><b>Palo Alto Firewalls + Panorama (PAN-OS 10/11, Prisma)</b></li><li><b>Fortinet FortiGate + FortiManager</b></li><li><b>Cisco ASA / Firepower VPN</b></li><li><b>Advanced Routing &amp; Switching (BGP, OSPF, QoS) on Nexus 9K/Catalyst</b></li></ul><p><b>Preference</b></p><ul><li><b>Automation: Ansible/Python/Terraform</b></li><li><b>Banking/financial sector background</b></li><li><b>CCIE (DC or Security or ENT) - Mandatory</b></li></ul><p>Ready to secure our networks? Apply now and let&rsquo;s build a safer digital environment together!</p><p>Job Type: Full-time</p><p>Pay: AED20,000.00 - AED21,000.00 per month</p>

Capgemini Engineering

<div><div><div><div>Job Description</div></div><div><ul><li>
Palo Alto Networks and / or Cisco ASA firewalls</li><li>
Routing &amp; Switching</li><li>
Background in Cloud - AWS, Azure &amp; Data Centre environment (Cloud, On-Prem)</li><li>
Bachelor&rsquo;s degree in an IT-related field (or equivalent experience)</li><li>
CCNP-Security and/or CCNP-Enterprise certifications</li><li>
PCNSA and/or PCNSE certifications</li><li>
Cloud certifications (AWS, Azure, or equivalent)</li><li>
Minimum 7&ndash;10 years of experience in enterprise network engineering</li><li>
Advanced troubleshooting and problem-solving skills</li><li>
Strong communication, planning, and documentation abilities</li></ul></div></div><div><div><div>
Job Description - Grade Specific</div></div><div>
Focus on Industrial Operations Engineering. Develops competency in own area of expertise. Shares expertise and provides guidance and support to others. Interprets clients needs. Completes own role independently or with minimum supervision. Identifies problems and relevant issues in straight forward situations and generates solutions. Contributes in teamwork and interacts with customers.</div></div></div>
<br><div><div><div><div>Ref. code</div><div>
374867-en_GB</div></div><div><div>
Posted on</div><div>
08 Dec 2025</div></div><div><div>
Experience level</div><div>
Experienced Professionals</div></div><div><div>
Contract type</div><div>
Permanent</div></div><div><div>
Location</div><div>
Pune</div></div><div><div>
Business unit</div><div>
Engineering and RandD Services</div></div><div><div>
Brand</div><div>
Capgemini Engineering</div></div><div><div>
Professional communities</div><div>
Manufacturing &amp; Operations Engineering</div></div></div></div><p></p>

Taalum Group

<p>We are seeking a highly skilled <b>Network &amp; Security Engineer</b> 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.</p><p><b>Education &amp; Experience:</b></p><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><p><b>Preferred Certifications:</b></p><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><p>Job Type: Full-time</p>

Network & Security Engineer (Cloud and Infrastructure)

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