Castillians

Systems Engineer

• Be part of our Global Engineering Network!
• Perform hands-on configuration, management, and troubleshooting of virtualized environments using VMware and Proxmox.
• Manage physical server hardware, including BIOS configuration and firmware updates.
• Implement and manage RAID configurations for optimal performance and data integrity.
• Apply strong knowledge of DVB standards, with a focus on DVB-C, to support and enhance our cable television services.
• Navigate, interpret, and audit Checkpoint firewall rules to ensure secure network segmentation and service access.
• Manage and support the Verimatrix CAS platform.
• Configure, operate, and troubleshoot AWS Elemental live and file-based encoders.
• Administer and support the Broadpeak CDN portfolio, with specific hands-on experience on BKM-100, BKS-450, and BKS-350 products.

Senior Broadcast Systems Engineer

Business Analyst

• Analyze, specify, and validate complex business requirements
• Work closely with stakeholders (Product Managers, Clients, Compliance, Operations) to gather, understand, and document business and functional requirements
• Develop a deep understanding of the payments ecosystem, including card schemes, alternative payment methods, and fraud management
• Work within a Scrum/Agile framework, participating in sprint planning, backlog grooming, and daily stand-ups
• Act as a key point of communication between business stakeholders and the technical/development teams
• Model data flows and API specifications to guide the development team

Senior Business Analyst

Network Engineer

• Be part of our Global Engineering Network!
• Responsible for the correct installation, operation and maintenance of state-of-the-art core network focusing on latest technologies such as IoT, 4.5G and 5G mobile telephony.
• Delivering the client's mobile telephony and IoT services in a consistent and reliable manner.
• Researching, recommending and implementing technical solutions.
• Troubleshooting of problems and providing timely corrective action.
• Introducing new equipment while maintaining equipment under responsibility.
• Report generation and data analysis.
• Monitoring and analysing technical reports.
• Preparing technical procedures and delivering training.

Mobile Core Network Engineering

Software Engineer

• Deploy, configure, and optimize the Armis Asset Intelligence & Security Platform across client environments.
• Integrate Armis with existing SIEM, CMDB, ITSM, and SOC workflows (e.g., Splunk, ServiceNow, Sentinel).
• Provide visibility enablement across IT, OT, IoT, medical devices, and unmanaged assets.
• Develop dashboards, detection rules, and reporting aligned with security and compliance requirements.
• Conduct platform tuning, data quality improvements, and policy configuration updates.
• Produce technical documentation outlining integration results and measurable security outcomes.

Senior Armis Engineer

Security Engineer

• Stay current with the Palo Alto Networks technology portfolio and industry trends.
• Perform advanced troubleshooting and provide escalation support for complex network security issues.
• Manage and execute migration projects from legacy firewall platforms (e.g., Cisco ASA, Check Point) to Palo Alto Networks.
• Act as the primary technical expert for Palo Alto Networks products (Strata, Prisma, Cortex).
• Collaborate with the sales team to understand customer requirements and develop compelling security solutions.

Senior Network Security Engineer, Palo Alto

• Design, and document scalable, secure, and highly available network solutions using Cisco technologies to meet business objectives
• Plan and execute complex network implementations, including data center, WAN, LAN, and wireless deployments
• Lead network migration projects with minimal downtime, including hardware/software upgrades and topology changes
• Provide Tier 3/4 escalation support for complex network issues, performing root cause analysis and implementing permanent solutions
• Proactively monitor network performance and health, utilizing tools like SolarWinds, PRTG, or Cisco DNA Center
• Manage and maintain all network hardware and systems, including routers, switches, firewalls, and wireless controllers
• Configure and manage security appliances, including Cisco ASA/Firepower firewalls and ISE for network access control
• Implement and maintain VPN solutions

Senior Cisco Engineer

• You will contribute, as part of major security projects, to the development and implementation of remediation plans following the compromise of Active Directory environments, while ensuring a high level of customer satisfaction.
• You have significant experience in project management (at least 5 years) involving Microsoft-related security technologies, particularly Active Directory.
• You have technical skills in the general field of information systems logical security, especially Windows environments.
• You have experience implementing these tools and complex delegation models within large companies.
• You are accustomed to working in sensitive environments and collaborating with high-level stakeholders.

Expert, Active Directory Security

• Plan and develop data network security capabilities
• Develop and evolve high-availability and efficient security products and infrastructure services
• Perform capacity planning for data network security components
• Stay up to date on security issues affecting networks, systems, and data while balancing protection needs with business operational requirements
• Validate designs for all data network projects
• Design and implement new VPN solutions
• Design and implement new remote access solutions
• Lead evaluations of new data network security services and techniques, including coordinating RFPs when needed
• Provide expert advice on data network security issues, products, technologies, and emerging concepts
• Collaborate with various internal technical teams and participate in workshops with customers and vendors
• Lead data network security projects

Senior Network Engineer – NAC

Cloud Engineer

• Design, implement, and manage cloud-based solutions on Microsoft Azure.
• Ensure alignment of architecture and deployment with client technical standards and best practices.
• Develop and maintain Infrastructure as Code (IaC) templates using ARM, Terraform, or Bicep.
• Optimize performance, security, and cost of Azure resources.
• Provide guidance on cloud adoption, migration strategies, and DevOps integration.
• Deliver technical documentation and reports demonstrating outcomes against objectives.

Senior Azure Engineer

Engineer

• Design, configure, and deploy robust Cisco Collaboration solutions based on client requirements, including Cisco Unified Communications Manager (CUCM), Unity Connection, IM & Presence, and Expressway.
• Plan and execute complex migration projects from legacy TDM/PBX systems to modern Cisco IP Telephony and Cloud-based solutions (Webex Calling).
• Integrate Cisco collaboration tools with third-party systems and Microsoft Teams.
• Provide advanced (Level 3) technical support for Cisco ToIP infrastructures, acting as an escalation point for complex issues.
• Perform system health checks, proactive monitoring, and capacity planning to ensure optimal performance and high availability.
• Stay current with the latest Cisco Collaboration technologies, especially the transition to Webex Platform and cloud-hybrid models.