Engineer - Application Delivery & Security

malomatia; Doha; On-site; QAR 240,000 - 420,000; Full time

Job summary

Malomatia in Doha, Qatar, is seeking an experienced security and application delivery specialist to own end-to-end delivery of web app protections and traffic management across F5 BIG-IP, GTM, FortiWeb, and OPSWAT. You will lead SSL/TLS lifecycle, high availability, API protection, bot mitigation, and automation via REST API, Terraform and Ansible, building resilient, scalable infrastructure.

Responsibilities include configuring F5 BIG-IP LTM/GTM, managing global DNS-based load balancing, SSL

Qualifications

• Bachelor’s degree required.
• 8+ years with F5 BIG-IP and FortiWeb in enterprise environments.
• Experience with content disarm & reconstruction (CDR) / multi-scanning platforms (OPSWAT) is desirable.
• Working knowledge of infrastructure-as-code and automation (Terraform, Ansible, REST API/AS3).

Responsibilities

• Configure and manage F5 BIG-IP LTM: virtual servers, pools, health monitors, persistence profiles, and traffic steering.
• Administer F5 GTM for global DNS-based load balancing and pool/health monitor management.
• Own SSL/TLS lifecycle across the app delivery stack: offloading, certificates, TLS hardening.
• Design and maintain High Availability: clustering, config sync, failover, resiliency.
• Manage Web Application Protection: OWASP Top 10, policies, API protection, bot mitigation, rate limiting, IP intelligence.
• Lead BIG-IP and FortiWeb deployment, TMOS/firmware upgrades, backup/restore, lifecycle management.
• Integrate FortiWeb with OCI Load Balancer and other cloud LB services for L7 inspection.
• Manage OPSWAT file scanning platform for data-in-transit/at-rest; triage results.
• Maintain scanning policies and workflows for secure file transfer.
• Drive Infrastructure Automation using REST API, AS3, Terraform, Ansible.
• Perform health/performance monitoring, logging, analytics, RCA; vulnerability assessment and patching.

Skills

F5 BIG-IP (LTM/GTM/Advanced WAF)

FortiWeb WAF

WAF & API protection

Automation (Terraform, Ansible)

REST API / AS3

DNS & global traffic management

Security incident response

Education

Bachelor’s degree in Computer Science or related field

Tools

Terraform

Ansible

REST API/AS3

OCI Load Balancer integration

Job description

Job Description

Own end-to-end application delivery, global traffic management, Web Application Firewall (WAF), and content/file threat protection across F5 BIG-IP (LTM & Advanced WAF), F5 GTM, FortiWeb WAF, and OPSWAT. Responsible for traffic steering, SSL/TLS lifecycle, high availability, API/bot protection, file-based threat triage, and automation of infrastructure delivery.

Responsibilities

• Configure and manage F5 BIG-IP LTM: virtual servers, pools, health monitors, persistence profiles, and traffic steering.
• Administer F5 GTM for global DNS-based load balancing, south-north traffic steering, private DNS integration, and pool/health monitor management.
• Own SSL/TLS lifecycle across the app delivery stack: offloading, certificate management, SSL profiles, and TLS hardening on F5 and FortiWeb tiers.
• Design and maintain High Availability: device clustering, config sync, failover, and resiliency across F5 platforms.
• Manage Web Application Protection: OWASP Top 10 profiles, custom security policies, signature management, API protection, bot mitigation, rate limiting, and IP intelligence (F5 Advanced WAF, FortiWeb).
• Tune attack detection policies, manage signature updates, and reduce false positives across WAF platforms; build custom attack signatures where required.
• Lead BIG-IP and FortiWeb appliance/VE deployment, provisioning, TMOS/firmware upgrades, hotfixes, backup/restore, and configuration lifecycle management.
• Integrate FortiWeb with OCI Load Balancer and other cloud LB services for L7 inspection.
• Manage OPSWAT file scanning platform for Data-in-Transit and Data-at-Rest content inspection; triage, analyze, and action file scan results, including false-positive review.
• Maintain scanning policies and workflows to support secure file transfer and content-handling processes across the organization.
• Drive Infrastructure Automation using REST API, AS3, Terraform, and Ansible for automated configuration deployment.
• Perform health/performance monitoring, logging, analytics, and root-cause analysis; own vulnerability assessment, hardening, and patch compliance for all app-delivery and content-security assets.

Qualifications

• Bachelor’s degree in computer science, Information Security, or related field.
• 8+ years' experience with F5 BIG-IP (LTM/GTM/Advanced WAF) and/or FortiWeb in enterprise production environments.
• Experience with content disarm & reconstruction (CDR) / multi-scanning platforms (OPSWAT or equivalent) is highly desirable.
• Working knowledge of infrastructure-as-code and automation (Terraform, Ansible, REST API/AS3).
• Certifications preferred: F5 Certified BIG-IP Administrator (F5-CA), F5 301a/302 (Advanced WAF), NSE 6 (FortiWeb).
• Strong understanding of DNS, SSL/TLS, Layer 4–7 traffic management, and file-based threat triage.

Technical Skills Matrix

Load Balancing

• LTM Configuration & Traffic Management — Virtual Servers, Pools, Health Monitors, Persistence, Traffic Steering
• SSL/TLS Management — SSL Offloading, Certificate Management, SSL Profiles, TLS Hardening
• High Availability — Device Clustering, Config Sync, Failover, Resiliency Management
• Global Traffic Management (F5 GTM) — DNS/GSLB, Global Load Balancing, Site Failover, Health Monitoring
• South-North Traffic Steering — Load balancing for south-north traffic flows
• Private DNS Integration — Private DNS management via F5 GTM
• OCI LB Integration (FortiWeb) — OCI Load Balancer integration with FortiWeb for L7 inspection

WAF

• Web Application Protection — OWASP Top 10 Protection, Security Policies, Signature Management
• API & Bot Protection — API Security, Bot Mitigation, Rate Limiting, IP Intelligence
• Attack Detection & Policy Tuning — Attack Signature Updates, False Positive Tuning, Custom Policies/Signatures
• FortiWeb WAF — OWASP Top 10 — OWASP Top 10 protection profiles
• Bot Detection & Mitigation — Bot detection, geo-blocking, IP reputation management (FortiWeb)
• SSL/TLS Offloading (FortiWeb) — SSL/TLS offloading, deep inspection, OCI LB integration

NVA Management

• Deployment & Lifecycle — BIG-IP / FortiWeb appliance / VE deployment, provisioning & lifecycle
• Patch & Operations — TMOS/firmware upgrades, hotfixes, backup/restore, config management

Content Security

• OPSWAT File Scanning Management — File scanning for Data-in-Transit and Data-at-Rest
• Triage & Analysis — Triage and analysis of file scan results, false-positive review

Security Operations

• Vulnerability Remediation — Vulnerability assessment, hardening, patch & security compliance

Monitoring & Logs

• Monitoring & Troubleshooting — Health/performance monitoring, logging, analytics, RCA

Automation

• Infrastructure Automation — REST API, AS3, Terraform, Ansible, automated configuration deployment

About Malomatia

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