Senior Security Consultant

Position: Senior Security Consultant 7-9+ years experience Full-time onsite Initial 1 year Location: Muscat 1. Job description (JD) The Senior Security Consultant will conduct penetration testing and security assessments for business projects and change requests deployed in pre-production and production environments. The consultant will assess applications, APIs, infrastructure, networks, containers and Kubernetes environments; identify vulnerabilities and security risks; recommend remediation; validate corrective actions; and support compliance with banking security standards and regulatory requirements. Key responsibilities • Perform web, mobile, API, network, container and Kubernetes penetration testing. • Conduct Istio service mesh security assessments. • Review operating systems, databases, firewalls and network-device configurations. • Assess security architecture, configurations, vulnerabilities and associated risks. • Conduct threat modelling, security assessments and risk workshops. • Coordinate internal and external penetration-testing vendors, including test planning, access coordination, findings validation, remediation tracking and retesting. • Support security tool proof-of-concept (POC) activities and evaluate their effectiveness. • Prepare technical assessment reports, executive summaries, risk ratings and remediation recommendations. • Engage with application development, infrastructure, cloud and Information Security teams. • Track remediation activities and validate closure of identified security findings. 2. Mandatory technical skills Skill area Required expertise Web application security Grey-box penetration testing; OWASP Top 10; SQL injection, XSS, CSRF, SSRF, IDOR, authentication and session-management weaknesses, business logic flaws Mobile application security Android and iOS penetration testing; secure storage and communication; certificate pinning; reverse engineering; root/jailbreak detection; OWASP Mobile Top 10 API and microservices security API Gateway testing, JWT, authentication and authorisation, rate limiting, mTLS, BOLA, excessive data exposure and business logic bypass Container and Kubernetes security Cluster, worker-node, control-plane, namespace and workload assessments; RBAC, privilege escalation, container escape, image security and hardening Istio service mesh mTLS, authentication and authorisation policies, ingress/egress gateways, service-to-service security and observability Network penetration testing Internal/external network attacks, firewalls, load balancers, exposed services, ingress points, cloud workloads and network devices Configuration reviews Linux, Windows, database servers, middleware, firewalls, ACLs, VPNs, IDS/IPS, network segmentation, logging and administrative access Security assessment and risk Threat modelling, vulnerability validation, risk rating, remediation recommendations, risk workshops and reporting Penetration-test vendor management Scoping, test planning, access coordination, findings validation, remediation tracking, retesting and reporting 3. Experience requirements • Overall experience: 79+ years in cybersecurity, penetration testing and security assessments. • Proven experience in Banking and Financial Services (BFSI), digital banking, mobile banking and payment systems. • Exposure to SWIFT, RTGS, PCI DSS, API security assessments and regulatory compliance reviews. • Hands-on experience with banking applications, payment platforms, digital banking systems and their business logic. • Experience in internal and external penetration testing, security reporting, risk workshops and POCs. 4. Qualifications and certifications Graduate with following industry certifications are highly preferred: • OSCP Offensive Security Certified Professional • OSEP Offensive Security Experienced Penetration Tester • OSWE Offensive Security Web Expert • CREST certifications • CISSP Certified Information Systems Security Professional • CISM Certified Information Security Manager • CCSP Certified Cloud Security Professional • CCSK Certificate of Cloud Security Knowledge • GWAPT GIAC Web Application Penetration Tester • GPEN GIAC Penetration Tester • CKS Certified Kubernetes Security Specialist • Equivalent relevant industry certifications Graduate with following industry certifications are highly preferred: • OSCP Offensive Security Certified Professional • OSEP Offensive Security Experienced Penetration Tester • OSWE Offensive Security Web Expert • CREST certifications • CISSP Certified Information Systems Security Professional • CISM Certified Information Security Manager • CCSP Certified Cloud Security Professional • CCSK Certificate of Cloud Security Knowledge • GWAPT GIAC Web Application Penetration Tester • GPEN GIAC Penetration Tester • CKS Certified Kubernetes Security Specialist • Equivalent relevant industry certifications