RARicardo Arruda
@ricardoarruda
Senior network & cloud security leader driving secure cloud transformations.
PortugalWhat I'm looking for
I am a senior IT professional with over 15 years of hands-on experience in network, cloud, and cybersecurity, specialising in Fortinet technologies and hybrid cloud architectures across Azure and Google Cloud. I have led IT teams and built infrastructure from the ground up, delivering secure, compliant, and cost-optimised cloud transformations for healthcare and enterprise environments.
My achievements include designing and implementing secure hybrid-cloud architectures, overseeing FinOps governance and cloud-security hardening, and integrating FortiGate/FortiManager across cloud workloads. I bring strong leadership, vendor management, and cross-functional collaboration skills to drive scalable, resilient infrastructure and security programs.
Experience
Work history, roles, and key accomplishments
Head of Cloud Transformation
CUF – Hospitais e Clínicas
Dec 2022 - Dec 2024 (2 years)
Led the group cloud transformation strategy after CUF’s acquisition of Hospital Internacional dos Açores; designed and implemented secure hybrid-cloud architectures across Azure and GCP and oversaw FinOps and Fortinet integration to improve security and cost optimisation.
Head of Information Technology
Hospital Internacional dos Açores
Jan 2020 - Jan 2023 (3 years)
Built and led the IT department for the hospital launch; defined and deployed full IT infrastructure, network and security architecture and implemented Fortinet solutions including FortiGate firewalls, VPN and SD-WAN.
Infrastructure Manager
Prosonic
Jan 2018 - Jan 2020 (2 years)
Established a new infrastructure business unit focused on network and datacenter projects and implemented Fortinet and Cisco security solutions across client environments to improve reliability and security.
IT Manager
InnoWave Technologies
Jan 2016 - Dec 2017 (1 year 11 months)
Managed internal IT systems and corporate security infrastructure while overseeing virtualization and network modernization initiatives to improve operational efficiency.
IT Support Team Leader
Hospital Lusíadas Lisboa
Aug 2015 - Dec 2016 (1 year 4 months)
Led the helpdesk team coordinating support operations for the hospital to improve response times and user satisfaction.
IT Support
Hospital Lusíadas Lisboa
Jun 2014 - Aug 2015 (1 year 2 months)
Provided user support, hardware maintenance and system troubleshooting as part of the hospital IT support team.
Telecommunications Technician
PT Comunicações (Academia PT)
Oct 2012 - Sep 2013 (11 months)
Joined the data transmission team through the PT Academy training program to support telecommunications and data transmission tasks.
Systems Administrator
Byte74 Informática
Jan 2012 - Sep 2012 (8 months)
Supported and administered systems for SMB clients, ensuring uptime and performing routine maintenance and troubleshooting.
Systems Administrator
Secretaria Regional da Economia
Jan 2010 - Nov 2011 (1 year 10 months)
Provided IT support and infrastructure maintenance for the Regional Secretariat for Economy to ensure continuity of public services.
IT Technician (Internship)
Vila 707 Informática Lda.
Mar 2007 - Jun 2007 (3 months)
Provided local network and computer support for public schools as part of an internship to support educational IT infrastructure.
Education
Degrees, certifications, and relevant coursework
Instituto Superior de Tecnologias Avançadas (ISTEC)
Bachelor of Science, Computer Science
Completed coursework toward a Bachelor of Science in Computer Science; studies not completed (third year incomplete).
Tech stack
Software and tools used professionally
Availability
Location
PortugalAuthorized to work in
Job categories
Interested in hiring Ricardo?
You can contact Ricardo and 90k+ other talented remote workers on Himalayas.
Message RicardoFind your dream job
Sign up now and join over 100,000 remote workers who receive personalized job alerts, curated job matches, and more for free!
