Estrella Rosenboom
Estrella Rosenboom

IT Operations and Systems Professional

Open to offers · Member since 12 Nov 2026
Location
Hannover, Germany
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Senior

About

Professional summary

I am an IT Operations and Systems professional with more than seven years of experience supporting financial-services environments. My background is centered on enterprise monitoring, alerting, performance analysis, and production support.

I have administered monitoring platforms including HPE SiteScope, BSM, APM, RUM, HP Performance Insight, and Nagios. I have supported infrastructure and end-user experience monitoring, configured server and communications-equipment monitoring, and created VuGen scripts to simulate real-user behavior.

I have hands-on systems administration experience with Active Directory, Microsoft Exchange mailbox administration, Windows Server, and user and access management. I also prepare regular performance and resource-usage reports to support operational decision-making.

I recently completed a 200-hour professional diploma in DevOps, covering AWS, cloud architecture, cloud networking, CI/CD, and secure DevOps practices. My AWS knowledge includes IAM, EC2, and VPC.

I am fluent in English and a native Spanish speaker, with intermediate German proficiency. Based in Hannover, Germany, I bring a structured and analytical approach to maintaining reliable IT services and improving operational visibility.

Skills

21 capabilities

Experience

Career history

Mid-Senior Consultant TSOFT S.p.A.

Administered enterprise monitoring platforms for banking systems, including HPE SiteScope, BSM, APM, and RUM. Supported infrastructure and end-user experience monitoring across production environments.

Developed VuGen scripts to simulate real-user behavior and support production performance validation. Contributed to monitoring, alerting, and operational support for financial-services systems.

Services Administration Specialist Adexus S.A.

Managed HPE SiteScope, HP Performance Insight, and Nagios monitoring platforms across multiple client environments. Configured monitoring for servers and communications equipment.

Administered Active Directory and Exchange mailboxes and produced weekly and monthly reports on equipment resource usage and performance.

Intern, Automation Department Adexus S.A.

Developed a web platform for hardware inventory management and equipment lifecycle tracking.

Used FusionCharts to provide visual reporting capabilities for the platform.

Education

Learning history

Universidad de Santiago de Chile (USACH)

Professional Diploma in DevOps, DevOps

Completed an online 200-hour professional diploma in DevOps. Coursework included DevOps foundations, DevOps in AWS, cloud architecture, and cloud networking.

Instituto Profesional DUOC UC

Bachelor's Degree, Computer Engineering

Bachelor's degree studies in Computer Engineering in Santiago, Chile.

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