I am a freelance Network & Security Engineer with a strong focus on advanced network troubleshooting, enterprise firewalling, web security, and cloud security. I support organizations in designing, implementing, migrating, and stabilizing complex security and network environments, especially in demanding sectors such as banking, public sector, industry, and education. My core strength lies in analyzing and resolving complex network and security issues, whether related to firewalls, VPN connectivity, routing, remote access, web traffic control, cloud integrations, or hybrid infrastructures. I combine deep hands-on engineering expertise with technical leadership, allowing me to contribute both at architecture level and during critical operational incidents. I work extensively with Check Point, Fortinet, Skyhigh, Cato Networks, ARP-GUARD, Trellix, and Zscaler, and I also bring solid experience in switching, enterprise networking, and scripting-based automation using PHP, JavaScript, Python, Perl, and Bash. Core Strengths: - Advanced network troubleshooting in complex enterprise environments - Enterprise firewall design, implementation, migration, and optimization - Web security and traffic control - Cloud security and hybrid security architectures - Remote access, VPN, and SAML / Entra ID integrations - Routing and connectivity troubleshooting - Technical project leadership and coordination - Security operations support and escalation handling - Scripting and automation for operational efficiency Skills: - Check Point (all blades) - Fortinet (all products) - Skyhigh - Cato Networks - ARP-GUARD - Trellix - Zscaler - Switching - Network troubleshooting - Firewalling - Web security - Cloud security - Scripting: PHP, JavaScript, Python, Perl, Bash Selected Projects: - Banking: Migration of a VPN gateway to an existing FortiGate platform, including migration of the public IP and all VPN connections - Banking: Consolidation of two FortiGate firewalls into one central platform, including technical leadership and coordination of the project team - Industry: Implementation of a remote access VPN with transparent SAML authentication against Entra ID based on Check Point - Education: Implementation of remote access with Cato Networks - Public sector: Design and technical lead for equipping more than 40 schools with FortiGates, FortiSwitches, and FortiAPs, including central integration with FortiManager and FortiAnalyzer - Banking: Advanced troubleshooting and coordination of an operations support team in environments involving Fortinet, Check Point, F5, VPNs, MPLS, BGP, and AWS - Industry: Deployment of a Check Point firewall in Azure to control and secure web traffic for remote users Services: - Advanced troubleshooting for network and security incidents - Firewall implementation, migration, and optimization - VPN design, migration, and troubleshooting - Web and cloud security solutions - Remote access architectures - SAML / Entra ID integrations - Network and security architecture - Technical project leadership - Operations support and escalation management - Automation and scripting

As a Principal DevSecOps & Cloud Architect with over 16 years of progressive experience, I specialize in designing, securing, and automating large-scale, multi-cloud environments for highly regulated industries including finance, insurance, public sector, and Fortune 500 enterprises. My career spans complex cloud migrations, DevSecOps transformations, and enterprise platform engineering—delivering security, compliance, and operational excellence at scale. I combine deep technical expertise with leadership in innovation, guiding organizations through secure digital transformation while embedding security into every stage of the SDLC. My work consistently results in measurable business impact—accelerating time-to-market by up to 70%, achieving regulatory compliance (DORA, NIS‑2, BSI, ISO 27001, VAIT, C5), and driving millions in annual savings. Core Competencies DevOps & DevSecOps Leadership: End-to-end transformation of CI/CD pipelines with integrated SAST, DAST, and SCA security gates; shift-left security adoption; software supply chain security. Infrastructure as Code (IaC) Mastery: Terraform Enterprise & OpenTofu with 500+ reusable modules, Policy-as-Code via Sentinel & OPA, state management for 50+ accounts. Cloud Architecture: AWS Control Tower, Azure Landing Zones, hybrid and multi-cloud governance; Well-Architected Reviews; global network architectures with Transit Gateway, Direct Connect, Palo Alto firewalls. Kubernetes & GitOps Excellence: Production-grade EKS/AKS/GKE clusters, GitOps with ArgoCD & Flux, service mesh (Istio, Linkerd), RBAC/ABAC, Pod Security Standards. CI/CD Engineering: GitHub Actions, GitLab CI, Azure DevOps, Jenkins; multi-stage deployments, self-hosted agents, automated rollback, compliance gates. Security & Compliance: Zero-trust architectures, CSPM/CNAPP (Wiz, SentinelOne), SIEM integrations, container security (Trivy, Prisma), automated vulnerability management. Identity & Access Management: Microsoft Entra ID, Active Directory, SCIM/OIDC integrations, hybrid identity governance. End User Computing (EUC): Modern Digital Workplace, VDI technologies (AppStream 2.0, WorkSpaces, Azure Virtual Desktop), Intune/JAMF management. Selected Enterprise Impact KfW Bank Group – Azure DevOps & Terraform-based platform modernization, implementing security-gated CI/CD pipelines, SBOM strategy, OpenShift hardening, and GitLab migration—80% reduction in deployment time. Bilfinger SE – Consolidated multi-cloud AWS/Azure landing zones, staged Kubernetes deployments, CSPM onboarding, and SIEM integration—USD 2.7M annual savings. Concordia Insurance – Enterprise AWS implementation with multi-stage Kubernetes deployment, GitOps via ArgoCD, and full compliance with BSI, VAIT, DORA. risiq GmbH – Banking risk platform with secure multi-account AWS architecture, high-availability EKS/ECS workloads, GitHub Actions CI/CD with SAST/DAST, and automated compliance checks. Atotech MKS – Global AWS migration leadership, Active Directory security hardening, Tier-0 architecture, and vulnerability management in hybrid environments. Certifications AWS: Solutions Architect Professional | DevOps Engineer Professional | Security Specialty | Advanced Networking Specialty | Developer Associate | Machine Learning Engineer Associate | SysOps Administrator Associate | Cloud Practitioner | AI Practitioner Azure/Microsoft: Solutions Architect Expert | Cybersecurity Architect Expert | Azure Virtual Desktop Specialty | Azure Administrator Associate | Azure Developer Associate | Identity & Access Administrator Associate | Modern Desktop Administrator Associate | Azure AI Fundamentals | Azure Fundamentals | MCSA Windows Server | MCP HashiCorp: Terraform Associate Other: LaceWork Shield CSPM/CNAPP Associate | Citrix Certified Associate – Virtualization | Linux Cloud Engineer Bootcamp | ITIL V4 Foundation Technical Specializations AWS Multi-Account & Landing Zones | Azure Landing Zones | Hybrid Networking Git, GitHub, GitLab Enterprise Workflows | GitOps Automation Kubernetes (EKS, AKS, ECS | Service Mesh | Platform Engineering (Backstage) SRE CI/CD with Security Integration | Policy-as-Code | Compliance Automation CSPM/CNAPP | SIEM | Container Security | Secrets Management End User Computing | Modern Workplace | VDI/RDS Technologies

I have accumulated 18 years of professional experience in the domains of information and communication systems security for a plethora of enterprises and international organisations, in both an employee capacity and as a consultant. During this period, I gained practical experience in managing IT and telco systems and services, overseeing Information Security Management Systems (ISMS), investigating Governance, Risk Management, and Compliance (GRC) concerns and offering security consultancy to business leaders, as well as creating the security framework of sophisticated systems. In addition, I have provided substantial backing for these experiences through postgraduate academic studies in cryptography and cyber security. I have proven my competence in these fields by achieving highly regarded certifications, including CISSP, CCSP, PRINCE2, and Azure Architecture and Security.

I help organizations maximize the value of their Microsoft Security, Azure, Microsoft 365, and Copilot investments while reducing cyber risk and improving operational resilience. Having worked with global enterprises through my experience at Microsoft and Accenture, I now support clients as an independent consultant and IT advisor, helping them secure, optimize, and modernize their Microsoft environments. My expertise includes: • Microsoft Security Assessments & Optimization • Microsoft Defender Suite • Microsoft Entra ID & Identity Security • Identity & Access Management (IAM) • Conditional Access & MFA • Zero Trust Architecture • Azure Security & Governance • Microsoft 365 Security • Microsoft Copilot Readiness & Security • AI Governance & Risk Management • Security Strategy & Executive Advisory **Typical outcomes for clients:** ✓ Reduced cyber risk ✓ Improved Microsoft Security ROI ✓ Accelerated AI and Copilot adoption ✓ Stronger identity protection ✓ Enhanced governance and compliance ✓ Clear security and transformation roadmaps Whether you need a security assessment, architecture review, Microsoft Copilot readiness evaluation, or strategic advisory support, I deliver practical recommendations aligned with business objectives and measurable outcomes. Lets Connect,

After 7 years in the cyber domain, I took the most satisfying risk and cofounded Octocrypt Security with two clear purposes: to promote security as a culture, and to position it as a business enabler. Want to know more? Let’s talk. www.octocrypt .com

Are you 100% sure the remote expert you are hiring is a real person? With the rise of advanced generative AI, global enterprises, hedge funds, and security-sensitive organizations are facing a dangerous new threat: AI-generated identities, deepfaked video interviews, and fraudulent remote applicants designed to infiltrate corporate networks, steal intellectual property, or commit industrial espionage. Standard background checks from low-cost providers completely miss these technical and biological manipulations. I act as your independent Technical Control Instance. Together with my specialized Corporate Intelligence unit, we perform high-end forensic audits to verify the digital, biometric, and reputational integrity of your high-risk candidates (C-Level Executives, System Administrators, Defense/Sovereign Cloud Experts, and Board Members). Premium Service Tiers: Tier 1: Senior Specialist & Consultant Verification Designed for remote developers, external IT consultants, and personnel with system-critical access. Includes rapid OSINT background routing and automated media integrity analysis of interview files. Tier 2: Advanced Management Screening Tailored for Head of IT, VPs, and Department Directors. Deep-dive manual OSINT analysis (cross-referencing hidden assets, corporate links, data leaks) combined with a forensic frame-by-frame analysis of identity documents and biometric footprints. Tier 3: Executive C-Level Forensics & Corporate Intelligence Built for CEOs, CFOs, and Board Members. Full-scale intelligence operation including deep Darknet investigation, reputation audits, and a court-admissible, expert forensic report on the candidate’s entire digital existence. Global Jurisdiction & Market Expertise: US & International Tech Hubs: Seamlessly auditing remote candidates across North America and global markets to protect against cross-border insider threats. EU Sovereign & Compliance Standards: Fully aligned with strict European digital sovereignty, GDPR frameworks, and ISO/IEC forensic guidelines—making our reports bulletproof for EU-regulated entities and international law firms. Why Choose My Services? 🇩🇪 German Engineering & Precision: Operating under the highest international quality guidelines. 🛡️ DEKRA-Certified Expertise: Backed by officially recognized forensic and IT auditing standards. 💼 Tailored for Enterprise: We do not offer mass-market automated ticks. We deliver discrete, manual elite-level investigations for roles that cannot be compromised. Contact me today to secure your recruitment pipeline against AI-driven manipulation and corporate espionage.

I help companies in digital transformation build secure, scalable cloud architectures, adopting DevOps and cybersecurity best practices without unnecessary complexity. With 8+ years in Cloud, DevOps, and Security, I blend technical expertise with a business-oriented mindset. The result? Solutions that drive real impact. My tech stack: ✔ Cloud: AWS, Azure, GCP ✔ DevOps & Automation: Kubernetes, Terraform, Docker, Jenkins, GitHub, CI/CD ✔ Security: SIEM, SOAR, IDS/IPS, log analysis, incident response ✔ APIs & Data: API REST, GraphQL, SQL, Python, ETL, Databricks ✔ IoT & Messaging: IoT, MQTT My unique value: ✔ Hands-on expertise in designing and implementing real-world solutions across Cloud, DevOps, Security, and IoT, from architecture to execution. ✔ I translate technical concepts into business value, making technology adoption easier. ✔ Strong background in presales and tech strategy, building long-term relationships. ✔ Expert in cloud adoption, security, and automation using DevOps. ✔ I simplify complex concepts into clear, actionable insights.

I help organizations modernize and secure their cloud platforms through DevOps, DevSecOps, and Infrastructure Automation. With 20+ years of IT experience, I specialize in building scalable CI/CD pipelines, Kubernetes platforms, and Infrastructure as Code solutions that improve delivery speed, reliability, and operational efficiency. My expertise includes cloud-native architectures, container orchestration, automation frameworks, DevSecOps practices, compliance integration, and platform governance. I work closely with engineering and business teams to align technology strategy with business objectives while ensuring security, scalability, and resilience. Key areas of expertise include: • CI/CD Pipeline Design & Automation • Kubernetes & Container Platforms • Infrastructure as Code (Terraform, Ansible, etc.) • DevSecOps & Cloud Security • Cloud Governance & Compliance • Agile Delivery & Release Management • Platform Reliability & Scalability • Security & Compliance Readiness (ISO 27001 / Governance Frameworks) I have a strong track record of leading digital transformation initiatives, optimizing engineering workflows, and building high-performing teams in Agile environments. From platform modernization to secure cloud adoption, I help businesses accelerate delivery while reducing operational risk. If you are looking for a consultant who combines technical depth with governance, security, and business alignment, I would be glad to discuss how I can support your project.

Full-stack engineer with years of experience in the JavaScript ecosystem, specializing in React and TypeScript. I've built scalable front-end applications using React, Next.js, and Redux, while also designing and maintaining backend services with Node.js and Express. Experienced with RESTful APIs, database design, CI/ CD pipelines, and cloud platforms (AWS, Azure). Collaborative team player committed to delivering user-centric solutions.

With over 14 years of experience as an IT Administrator, I provide reliable IT support for individuals and small businesses. My expertise: • Microsoft 365, Teams & Office – setup and support • Intune & Azure AD – device and cloud management • Local Active Directory – user and group management • Windows 10/11 – troubleshooting and optimization • Client & server administration • Printers & mobile devices – setup and management • Network basics – WLAN, LAN, diagnostics I work fast, communicate clearly, and get things done – on-site or remote. Feel free to reach out!