About Me

Passionate about everything in IT.

I'm a Red Hat Linux Engineer with 15+ years of experience in planning, executing, and managing IT projects over physical and virtual environments. Multi-certified professional with advanced skills in OS administration, security policies, virtualization, cloud, IaaS, PaaS, Data Centre, monitoring, IT processes (ITIL V3), Change Management, documentation, automation, scripting, BAU, hardware, and user support.

Thanks for your visit and feel free to reach out through the contact section.

My Certifications

Here you will find details about the technical certifications I acquired throughout my career.

Red Hat® Certified System Administrator (RHCSA®)


An IT professional who has earned the Red Hat Certified System Administrator (RHCSA®) is able to perform the core system administration skills required in Red Hat Enterprise Linux environments. The credential is earned after successfully passing the Red Hat Certified SysAdmin Exam (EX200).

Red Hat® Certified Engineer (RHCE®)


A Red Hat® Certified Engineer (RHCE®) is a Red Hat Certified System Administrator (RHCSA) who is ready to automate Red Hat® Enterprise Linux® tasks, integrate Red Hat emerging technologies, and apply automation for efficiency and innovation. The credential is earned after successfully passing the Red Hat Certified Engineer exam (EX294).

Red Hat® Certified Specialist in Containers and K8S


A RHCS in Containers and Kubernetes has demonstrated a basic understanding of K8S, containers, and Red Hat OpenShift® and can run, find, and manage containerized services, deploy containerized applications, and create custom containers. The credential is earned after successfully passing the RHCS in Containers and K8S exam (EX180).

Red Hat® Certified Specialist in OpenShift Administration


An IT professional who is a Red Hat Certified Specialist in OpenShift Administration has demonstrated the skills, knowledge, and abilities needed to create, configure, and manage a cloud application platform using Red Hat® OpenShift. The credential is earned after successfully passing the RHCS in OpenShift Admin exam (EX280).

Red Hat® Certified Specialist in Virtualization


A Red Hat Certified Specialist in Virtualization possesses the skills, knowledge, and abilities required to deploy and manage virtualization infrastructure, hosts, and guests using Red Hat® Virtualization. The credential is earned after successfully passing the RHCS in Virtualization Exam (EX318).

CKA - Certified Kubernetes Administrator


Earners of this designation demonstrated the skills, knowledge and competencies to perform the responsibilities of a Kubernetes Admin. It covers: Application Lifecycle Management, Installation, Config., Networking, Scheduling, Security, Maintenance, Logging, Monitoring, Storage, and Troubleshooting.

LPIC 3 Security
(Exam 117-303)


The LPIC-3 Enterprise Security certification approaches the administration of Linux systems enterprise-wide with an extensive emphasis on security. It is valid for five years.

My LPI ID: LPI000247946
My Verification Code: gnwah5rdkw

LPIC 3 Virtualization + HA (Exam 304-200)


The LPIC-3 Enterprise Virtualization and High Availability certification covers the administration of Linux systems enterprise-wide with an emphasis on Virtualization & HA. It is valid for five years.

My LPI ID: LPI000247946
My Verification Code: gnwah5rdkw

Novell Certified Linux Administrator (CLA) SUSE 11


The SUSE CLA is an entry-level certification. Successfully passing this exam serves to validate a candidates’ knowledge and skills as they pertain to the fundamentals of the SUSE Linux Enterprise 11 operating system and the administration thereof.

SUSE 12 Certified Linux Professional (CLP)


The SUSE CLP is an advanced level certification. Successfully passing this exam serves to validate a candidates’ knowledge and skills as they pertain to advanced implementation and administration of the SUSE Linux Enterprise 12 operating system.

AIX v7 System Administrator
(Exam 000-221)


IBM's UNIX OS that delivers secure and scalable infrastructure, highly availability and adaptability to meet changing business demands. For over three decades, IBM® AIX® has been one of the main OS for mission critical applications, being known for its safe and resilient environment.

HP-UX v11 SysAdmin
(Exam HP0-P20)


Highly integrated UNIX operating system and tools that deliver the highest availability, reliability, and security on mission-critical servers.

Microsoft Certified: Azure Fundamentals (AZ-900)


Earners of the Azure Fundamentals certification have demonstrated foundational level knowledge of cloud services and how those services are provided with Microsoft Azure. The credential is earned after successfully passing the AZ-900 Exam.

Microsoft Certified: Azure Admin. Associate (AZ-104)


Earning Azure Administrator Associate certification validates the skills and knowledge to implement, manage, and monitor an organization’s Microsoft Azure environment. Candidates can also administer identity, governance, storage, compute, and virtual networks in a cloud environment.

ITIL v3 Foundation
(Exam EX0-101)


ITIL is a framework consisting of best practices and processes that can be adopted in order to provide IT service management (ITSM).

ISACA's COBIT 4.1
Foundation Certificate


The Control Objectives for Information and related Technology allows practitioners to govern and manage IT holistically.

Australian Computer Society
(ACS) Certified Professional


Professional certification issued by ACS and recognized by Australian federal, state and territory governments.

Australian Computer Society
(ACS) Member


The ACS is an association for information and communications technology professionals with over 45,000 members Australia-wide.

Contact

Location

Sydney, Australia

Email

rafaelrosa [at] live.com