Firewall Experts in Austria
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Meet FRATCH Experts in Austria, who have recently used Firewall
Christian W.
Last position:
Lead Developer & Performance Specialist at Groox GmbH
Sole responsibility for the design, development and deployment of the bilingual Qwik platform eventvideo.at. Responsible for frontend performance optimization (PageSpeed 97/100/100/100), SEO engineering with Schema.org, integration of Google Search Console and IndexNow, and building the GitHub Actions CI/CD pipeline. Requirements gathering and technical implementation.
- Performance Engineering: Google PageSpeed Score 97/100/100/100 (Performance / Accessibility / Best Practices / SEO) through frontend optimization (lazy loading, thumbnail-first, lightweight media integration)
- Full-Stack Web Development: Sole responsibility for development with the Qwik.js framework from frontend to deployment for the bilingual (DE/EN) platform eventvideo.at, marketing personalized, fully automated participant videos for sports events
- Qwik.js Resumability Architecture: Server-side rendering with minimal JavaScript hydration overhead; the page remains immediately interactive even with extensive video and event content, without a full-page load.
- API Integration: Google Search Console API and IndexNow API for automated indexing and SEO monitoring
- SEO Engineering: Schema.org Structured Data implementation for rich snippets and improved search engine visibility
- Mobile-First with minimal bundle size: CSS3 layout without UI framework overhead, consistently lean use of resources for excellent PageSpeed on desktop and mobile.
- GitHub Actions CI/CD: Automated build, test and deployment pipeline for continuous integration
Technologies: Qwik.js Framework, TypeScript, JavaScript, Internationalization (i18n DE/EN), GitHub Actions CI/CD, Google Search Console API, IndexNow API, Schema.org, Google PageSpeed Insights, Lazy Loading, CSS3, Responsive Design
Emre H.
Last position:
DevOps Engineer at SIWA Online GmbH
- Planning and implementation of IT infrastructures for customers
- Automation of provisioning with AWS CloudFormation and AWS CDK
- Monitoring and optimization of cloud environments and the entire IT infrastructure
- Technical support and troubleshooting for infrastructure issues
- Collaboration with development teams on CI/CD processes
Christian E.
Last position:
Cyber Trust Austria Silver Certification at PrimeFaktor GmbH
Cyber Trust Austria Silver Certification
- Led application and implementation of the Cyber Trust Austria Silver label (KSV1870 Cyber Risk A-Rating; 25 validated controls)
- Mapped and fulfilled requirements covering risk management, incident response, access control, vulnerability and penetration testing, BCM, and supply-chain security, aligned with ISO/IEC 27001/27002 control themes and NIS 2 / NISG 2026 expectations
- Coordinated stakeholders, compiled audit evidence, and completed KSV1870 validation
Christian T.
Last position:
Project Management / Program Management at Energy company, AT
- NIS2/IT-OT infrastructure project for network and firewall: PoC, roll-out, and blueprint
- Coordination of IT, OT/operations, information security, business units, and external suppliers
- Risk and escalation management
- Direct evidence of security, multi-vendor delivery, and operational context.
Patrick J.
Last position:
Business Consultant at Patrick JOBST - Business Consulting & Internet Services
- Procrastination for beginners. The companion for your digital business model.
- Ultimate support for digital strategy, content marketing, search engine optimization, web development, social selling, online courses and consulting from one source.
- Sparring & mentoring for self-employed people, freelancers, entrepreneurs and coaches.
- Website & social media analysis.
Michael S.
Last position:
Director, IT at Austria Juice GmbH
- Directed IT operations across 13 sites in China, Romania, Poland, Hungary, Germany, Ukraine, and Austria.
- Built and led a new IT team with personnel based in Poland, Hungary, Romania, and Germany.
- Upgraded outdated IT infrastructure at sites in Austria, Germany, Romania, and Poland, enhancing clients, printers, networks, servers, storage, firewalls, and backups.
- Retired the legacy phone system and transitioned to Teams.
- Established and deployed AI tools, including Copilot and Zapier.
- Implemented NIS II readiness and achieved ISO 27001 certification.
- Eliminated inefficient business applications to enhance operational efficiency.
- Developed and executed new processes for operations technology, business process outsourcing, purchasing, human resources, and IT.
- Launched a new SAP Warehouse System.
- Established IT standards across all sites.
- Engaged effectively with internal and external stakeholders.
- Defined and monitored security KPIs, ensuring targets were met.
- Managed budgeting processes, achieving a 15% reduction in operational expenditure.
Alexander V.
Last position:
Senior Cloud & Kubernetes Architect at A.S.E. | Business Solutions for Construction
- Architected and deployed a highly available, multi-tenant Kubernetes platform on Google Kubernetes Engine (GKE) for business-critical microservices.
- Designed and implemented a comprehensive Infrastructure-as-Code strategy using Terraform for managing GKE clusters, networking (VPCs, Subnets), and IAM policies.
- Engineered optimized storage solutions for stateful workloads (MongoDB) using GKE PersistentVolumes, enhancing performance and data resiliency.
- Established a full-stack observability framework using Google Cloud Monitoring, Logging, Prometheus, and Grafana.
Raphael M.
Last position:
Team Lead / Head of Service Desk & Field Service at B&R Industrial Automation (ABB)
- Owned day-to-day IT operations for Service Desk, Field Service, and on-call support, ensuring business continuity for a multi-site environment
- Led the transition from Lotus Notes incident tracking to ServiceNow, defining process design, workflows, roles, and reporting
- Implemented a modern telephony system with integrated reporting, enabling real-time visibility of volumes, wait times, and SLA adherence
- Launched a customer self-service portal and on-site walk-in support model to improve first-contact resolution and user experience
- Designed, documented, and rolled out SLAs, delivering targeted training for engineers and stakeholders to drive adoption and compliance
- Acted as process owner for service operations, establishing operating procedures, request/change/incident interfaces, and quality controls
- Partnered with business and IS/OT stakeholders to prioritize demand, reduce operational risk, and improve service reliability
René Z.
Last position:
DevSecOps & Kubernetes Engineer (Freelance) at mgm technology partners GmbH
Development of a Custom Jenkins Shared Library (Groovy)
Integration of security checks in CI/CD pipeline (Shift-Left Approach)
Automated vulnerability scanning and remediation workflows
GitOps-based deployments with ArgoCD
Semantic versioning automation with Git integration
Container lifecycle management (Build/Scan/Tag/Push)
ArgoCD webhook integration for event-driven deployments
Complete cluster automation with Ansible
Bare-metal Kubernetes installation from scratch
High-availability control plane setup
Unified deployment system for multi-application orchestration
Configuration management according to NIST SP 800-128
Host security: Linux hardening, SELinux/AppArmor
Network security: NetworkPolicies, micro-segmentation
Application security: RBAC, Pod Security Standards
Data security: Encryption at rest and in transit
Defense-in-depth principles
Certificate management with cert-manager
Secrets management with External Secrets Operator connected to Vault
Infrastructure monitoring with Checkmk
Prometheus/Grafana monitoring stack
Security event detection and logging
Automated health checks and incident response procedures
MetalLB load balancing for bare-metal
Nginx ingress controller with SSL passthrough
NetworkPolicies for security zones
Rook-Ceph distributed storage, CNI configuration (Weave Net)
Container & orchestration: Kubernetes (bare-metal), Docker, Helm
CI/CD & GitOps: Jenkins (Custom Shared Library), ArgoCD, Groovy
Automation: Ansible, Bash, Python
Security: nftables, RBAC, NetworkPolicies, cert-manager, Vault, Sealed Secrets
Monitoring: Checkmk, Prometheus, Grafana
Storage & networking: Rook-Ceph, MetalLB, Nginx Ingress, Calico
Collaboration: Jira, Confluence
OS: Debian, Ubuntu
Martin A.
Last position:
Systems Architect at ASFiNAG
- Migrated infrastructure automation from Puppet to Ansible
- Ensured compatibility with CentOS and RHEL 8 and 9
- Managed users in Active Directory
- Managed applications, services, security policies, certificates, and more
Alexander T.
Last position:
Functional Analyst & Administrator at Netz Niederösterreich GmbH
- Introduced automated testing for Fabasoft components and trained testers to create automated test cases.
- Installed AppTest on the server and clients.
- Requested firewall exceptions to allow communication between the AppTest server and clients.
- Conducted training sessions for testers.
- Automated test workflows.
- Created reports and sent emails.
- Enabled faster reviews of new releases, reduced manual testing effort, and improved documentation of test results and discovered defects.
Fadil K.
Last position:
Self-employed IT Service Provider at HG46-IT e.U.
- Setup of server and application infrastructures
- 3rd-level support for issues
- Consulting for application software and hardware
- Website design
- Network setup and conclusion of maintenance contracts
Stefan M.
Last position:
Founder & CEO at MoreGeek IT Services GmbH
- I offer project-based short and long-term freelance services for Linux and open source projects
- DevOps/SecOps/Sysadmin for Linux operating systems with a strong focus on idempotent automation and high availability
- Migration projects: on-site to cloud (and vice versa) and cloud-to-cloud migrations between providers
- Development environments: standardizing customers' development and sysadmin workstations/clients
- Digital sovereignty solutions (independent of hyperscalers): Linux desktop (Ubuntu/SUSE), mail and communications (groupware mail/calendar/contacts), file sharing and collaboration (Nextcloud)
Christian F.
Last position:
Project Manager at EVVA Sicherheitstechnologie GmbH
- Lead the SPG team
- Coordinate teams and activities across company boundaries
- Intensive time and cost controlling
- Monthly reporting to the CIO/CDO
- Contributing to the technical solution concept and sprint planning
- Responsibility for rollout planning
- Involvement in testing
Nehat A.
Last position:
IT Application Manager at Self Employed - BM.I
- .net C# - IIS Application Management
- Graylog, MS Windows Server AD, DNS, DHCP, Failover Cluster Manager, Ansible Linux for Deployment, MS SQL Server
Discover over 15,000 top freelancers
Statistics of experts using Firewall
Aggregated from the professional profiles of matched freelancers.
Experience
23 years
Position duration
4.3 years
Positions per freelancer
9
Top business areas
Information Technology, Operations, Product Development
Top industries
Information Technology, Healthcare, Manufacturing
Certification focus areas
Information Technology, Project Management, Operations
Bachelor's degree or higher
60%
Master's degree or higher
33%
Doctorate
13%
Certifications per freelancer
4
Most common languages
German, English, French
Speak two or more languages
100%
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Austria are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Austria using Firewall
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Firewall experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (94%)
- Healthcare (53%)
- Manufacturing (41%)
- Professional Services (35%)
- Construction (29%)
- Aerospace and Defense (24%)
- Automotive (24%)
- Government and Administration (24%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Network Protection
A firewall controls traffic between trusted and untrusted networks. It applies rules to allow, inspect or block connections based on addresses, ports, applications, users and threat signals. Companies use firewalls to protect data centres, offices, production environments and cloud workloads without interrupting legitimate business traffic.
Firewall Types
Network teams may work with traditional packet filters, stateful inspection, web application firewalls and next-generation firewalls. Cloud-native controls protect virtual networks and workloads, while secure access service edge designs combine traffic inspection with identity and access policies. The right model depends on applications, users, connectivity and operational risk.
Ecosystem And Tools
Strong specialists understand the surrounding security stack, not only one appliance or console. Relevant work can include:
- Cisco ASA and Firepower policy design
- Fortinet FortiGate and Palo Alto Networks configuration
- pfSense, OPNsense and Linux-based firewalls
- Azure Firewall, AWS Network Firewall and cloud security groups
- VPN, DNS, routing, logging and SIEM integration
Project Triggers
Companies bring in freelance expertise during a network redesign, cloud migration, audit preparation or security incident response. Specialists can replace inconsistent rules, segment sensitive systems, review remote access and document changes. In Austria, remote delivery often works well for policy reviews and configuration, while on-site collaboration may help with local infrastructure and change windows.
Daily Deliverables
A firewall engagement can produce a target architecture, rule base, NAT and VPN configuration, segmentation plan, migration runbook and rollback procedure. Good professionals also remove obsolete rules, test permitted paths and set up meaningful alerts. They explain the design clearly so internal teams can operate it after handover.
Choosing Specialists
Look for professionals who can connect security decisions with business traffic and application dependencies. They should ask about data flows, identity, availability, logging and incident response before changing rules. Strong specialists use staged deployments, peer review and measurable acceptance tests, and they communicate clearly in English or German when teams in Austria require both.
Frequently asked questions
Before you brief your next project: the most common questions about Firewall.
A firewall controls traffic between networks, systems and applications according to defined security rules. Companies use it for segmentation, internet protection, VPN access, cloud connectivity and monitoring of suspicious connections.
A firewall is a broader traffic control point, while a VPN encrypts and authenticates a private connection across an untrusted network. A web application firewall focuses on HTTP traffic and application attacks, so these technologies often work together rather than replace one another.
A strong firewall specialist usually understands routing, switching, DNS, VPNs, identity and access management, cloud networking and SIEM tools. Knowledge of incident response and infrastructure automation is also useful when policies must be deployed and audited repeatedly.
Before changing a firewall, the specialist should map applications, data flows, users, dependencies and availability requirements. The project should define a target policy, testing approach, maintenance window and rollback plan so security improvements do not create avoidable outages.
The right firewall experience depends on scope, risk and the number of environments involved. A policy review may need a focused specialist, while a migration or segmentation programme calls for someone who can lead architecture, testing, change control and operational handover.
Much firewall work can be completed remotely through controlled access, documentation sessions and scheduled testing. On-site work can still be valuable for physical appliances, complex data-centre changes or teams that need close collaboration in Austria; language expectations should be agreed early.
Quality firewall work is documented, reviewed and tested against real traffic flows. Ask for clear rule ownership, least-privilege decisions, useful logging, evidence of rollback testing and an explanation of how future changes will be approved.
Experienced firewall specialists may work with Palo Alto Networks, Fortinet FortiGate, Cisco Firepower, pfSense, OPNsense and cloud controls from AWS or Azure. Product knowledge matters, but the specialist should also show that they can transfer sound policy design across different environments.
The average hourly rate of freelancers in Austria who have used Firewall in their recent projects is 109 €, which corresponds to a daily rate of about 870 € based on an 8-hour working day.
Of the freelancers in Austria who have used Firewall in their recent projects, 60% hold at least a Bachelor's degree, 33% hold at least a Master's degree, and 13% hold a doctorate.
On average, freelancers in Austria who have used Firewall in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 4.3 years.
The most common languages among freelancers in Austria who have used Firewall in their recent projects are German (100%), English (100%), and French (29%).
The most common industries among freelancers in Austria who have used Firewall in their recent projects are Information Technology (94%), Healthcare (53%), and Manufacturing (41%).
The most common business areas among freelancers in Austria who have used Firewall in their recent projects are Information Technology (100%), Operations (53%), and Product Development (47%).
Main locations of FRATCH Experts, who have recently used Firewall
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Vienna Graz 
Vienna Countries:
- Germany
- Austria
- Switzerland
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Philipp Thomaschewski
FRATCH CEO
