About Nuno
Senior IT Specialist and IT Consultant with 25+ years of experience across enterprise IT, telecommunications, mobile core networks, IP networking, security operations, IT service management and global corporate environments.
Skilled in ITSM, ITIL processes, IT Governance, Risk Management, Application Management, Mobile Core CS and PS networks, IMS, IP networking, network security, Linux systems, DNS, RADIUS, VPNs, firewalls, load balancers, monitoring, troubleshooting, Wireshark/tcpdump analysis, SIP/RTP, Deep Packet Inspection, Power BI reporting, Power Automate workflows, operational documentation and process improvement.
Experienced in supporting critical services, L3 operations, incident analysis, service continuity, network and application management, stakeholder requests, reporting management, technical coordination, audit and control support, and continuous improvement across complex operational environments.
Strong background combining hands-on technical expertise with recent experience in global IT service management, governance support, operational visibility, reporting, automation and structured service improvement for large enterprise environments.
English
Fluent
Spanish
Conversational
Portuguese
Native or bilingual
French
Basic
Remote only
Primarily works remotely
Experience
- Neotalent ConclusionGlobal IT Service Management and Governance Consultant for Siemens AGDIGITAL AND ITNovember 2019 - September 2025 (5 years and 10 months)
Global IT Service Management and Governance Consultant for Siemens AG
Client: Siemens AGGlobal IT Service Manager responsible for the Siemens Network Information Center (SNIC) service, combining service management, governance, application ownership, reporting, technical documentation and operational coordination in a global enterprise environment.Main responsibilities included end-to-end service management for the Network Information Center, application management of the SNIC database, support of service operations to ensure continuity and stability, and coordination with stakeholders and technical teams for service delivery and continuous improvement.The role also included IP resource governance under the RIPE framework, management of Internet Access Points registry information, governance and information security support for the Siemens corporate network, and coordination of budget-related matters involving providers.A significant part of the work was focused on documentation, knowledge structuring and operational clarity, including the management, development, maintenance and continuous improvement of the global team wiki, technical knowledge systems, reporting structures and related service information.Also responsible for reporting management and for supporting the development and continuous improvement of the SNIC server and database together with the developers team, as well as the management of stakeholder reporting requests and usage needs.Additional responsibilities included ownership and evolution of Power BI reporting and workspace structures, as well as several Office Forms integrated with Power Automate, contributing to workflow automation, process clarity and improved operational visibility across the service. - SchweickertSenior Network Consultant – SAP SaaS EnvironmentDIGITAL AND ITOctober 2017 - October 2019 (2 years)
Senior Network Consultant – SAP SaaS Environment
Client: SAPWorked as an L2 Network Engineer within the SAP SaaS environment, supporting service operations across enterprise data centre networking and security infrastructures.Main responsibilities included handling requests, alerts and incidents, raising and implementing SRAs and normal change requests, and supporting operational continuity in line with structured ITIL processes. The role involved close collaboration with Change Management, participation in CAB approval meetings, and support for operational security and service stability.The position combined hands-on operational support with process discipline, contributing to service reliability, change execution, and controlled operations within a large-scale enterprise SaaS environment.Strong exposure to networking, security and operational tooling in a structured service management context, including support for network and firewall operations, incident handling, change coordination, and technical clarity across critical infrastructure environments.Technologies included SAP SaaS Data Centre networking and security environments, Cisco and Arista switching, F5 BIG-IP load balancers, Cisco ASA and Checkpoint firewalls, SAP Router, IPSec tunnelling, Cisco ACS, Cisco TACACS, CA Spectrum/Broadcom, Splunk, MRTG, DNS Manager, Sophos Proxy Mail Gateway, STP/FabricPath, HPNA, SPC and SNOW. - Sysmatch ConsultingSenior Support Consultant – Contact Center Platforms for CollabDIGITAL AND ITOctober 2017 - October 2019 (2 years)
Senior Support Consultant – Contact Center Platforms
Sysmatch / Client: Novabase – CollabWorked as a Senior Support Engineer supporting the OneContactCC platform and its underlying infrastructure, combining technical troubleshooting with operational support in a structured enterprise environment.Main responsibilities included diagnosing and resolving issues across contact centre software and supporting systems, with focus on service continuity, system stability, and effective incident handling. The role covered Windows Server, Microsoft IIS, SQL Server, SIP/RTP analysis, logging, and infrastructure-related troubleshooting.The position also involved technical investigation, SQL queries, trace analysis, and operational support across application and infrastructure layers, contributing to clearer issue resolution and more reliable day-to-day service operations.Strong exposure to technical analysis and platform support in environments requiring practical troubleshooting, service awareness, and structured handling of incidents affecting business-critical systems.Technologies included Windows Server 2012 R2, Microsoft IIS, Microsoft SQL Server, PowerShell, Wireshark, VMware, SIP, RTP, SQL queries, XML configuration files, HTTP/HTTPS, authentication, logging, remote access tools, and VPN-related connectivity support.
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Education
- IT Service Management ( ITILv4 Fundamentals)XPM Consulting2021IT Service Management ITILv4 Fundamentals
- EASY TALK B2 Level English Course for Business Purposes2021EASY TALK B2 Level English Course for Business Purposes