🌟🌟🌟🌟🌟
"I have worked with Oliver on different projects in the last three years. He has always been able to solve all the IT problems I have. He has a lot of patience and is very responsive. He is a pleasure to work with."
🌟🌟🌟🌟🌟
"Excellent script that saves a great deal of time in our day-to-day operations."
🌟🌟🌟🌟🌟
Welcome to my Upwork profile!
Are you seeking a highly skilled and experienced systems engineer who can take your company's IT infrastructure to new heights? Look no further! With over 13 years of providing top-notch IT administration and customer service, I am here to be your dedicated cloud administrator and much more.
My passion lies in working with small companies to optimize their IT operations and propel them to success in the cloud era. As a seasoned systems engineer, I bring a wealth of knowledge to the table, enabling me to handle diverse IT challenges with ease. Let me share with you what sets me apart and why I am the perfect fit for your remote projects:
✅ Extensive IT Project Management: With three years of managing IT projects under my belt, I have honed my skills in orchestrating seamless, efficient, and timely executions. Whether it's a cloud migration or implementing cutting-edge solutions, I have the expertise to ensure project success from start to finish.
✅ Powerful Cloud Administration: As a certified expert in Azure and Microsoft 365 administration, I bring a comprehensive understanding of cloud technologies. Your organization will thrive under my guidance, leveraging the full potential of these platforms to drive productivity and collaboration.
✅ Automation with Power Platform: I have extensive experience creating custom automation solutions using Power Automate and Power Apps, streamlining business processes and boosting efficiency. Whether it's automating routine tasks or integrating with external APIs, my expertise ensures smooth and effective automation tailored to your needs.
✅ PowerShell Scripting Expert: Automating SharePoint Online, Exchange Online, Entra ID, Microsoft Teams, and Power Platform processes is second nature to me. My proficiency in PowerShell scripting allows me to craft powerful, efficient scripts that save time and enhance system management across your organization.
✅ Mastering Microsoft 365 and More: With over six years of hands-on experience in designing, implementing, and configuring Microsoft 365 services (such as Exchange Online, SharePoint Online, Teams, and Power Platform), MS Exchange Server, Windows Server, and Active Directory, I possess the expertise to optimize your IT environment like never before. From email and file migrations to hybrid solutions, I have successfully navigated diverse scenarios.
✅ Reliable Backup Solutions: Ensuring data security and disaster recovery is paramount. My experience with Veeam Backup will safeguard your critical information, offering peace of mind and readiness for any unexpected challenges.
✅ Solutions-Oriented Problem Solver: My track record of solving complex IT challenges is a testament to my ability to devise innovative solutions. Collaborating with cross-functional teams, I thrive in dynamic environments, executing strategies that deliver tangible results.
But that's not all! I pride myself on my soft skills, which include empathy, active listening, patience, and adaptability.
If you've been hesitant about hiring a freelancer due to past experiences, I assure your satisfaction is my top priority, and I'm committed to providing a positive and productive work environment. My passion for what I do, coupled with my technical acumen, makes me the ideal partner for your projects.
I am excited and ready to embark on this freelancing journey, and I genuinely appreciate and value every opportunity that comes my way. Contact me now, and let's begin this incredible journey of innovation and success together! 🚀
Windows Administration
Microsoft Active Directory
Office 365
Microsoft Exchange Online
VMware ESX Server
Microsoft Azure
Microsoft Hyper-V Server
Veeam
Microsoft Exchange Server
Slack
Microsoft Power Automate
Microsoft Windows PowerShell
Project Management
Backup & Migration
Microsoft Teams
Carlos Alberto T.
San Jose, Costa Rica
$30/hr
5.0
3 jobs
I am a self-driven, problem solver with strong analytic skills and a passion for helping people with technology and learning.
Helpdesk
Information Technology
Google Workspace Administration
Jira
Atlassian Confluence
Notion
DocuSign
Keeper Security Keeper
ChatGPT
AWS Systems Manager
Luis J.
Heredia, Costa Rica
$35/hr
5.0
2 jobs
Are you looking for someone who can bridge the gap between finance, reporting, and cloud cost management?
I am a Financial Planning & Analysis (FP&A) professional with extensive experience in budgeting, forecasting, executive reporting, and business performance analysis, combined with hands-on expertise in Power BI, Power Query, Azure Cost Management, and FinOps practices.
I help organizations turn complex financial and operational data into actionable insights that support better decision-making, cost control, and long-term growth.
My areas of expertise include:
📊 Financial Planning & Analysis (FP&A)
• Budgeting, forecasting, and variance analysis
• Financial modeling and business performance reporting
• Executive dashboards and KPI development
• C-level reporting and decision support
📈 Power BI, Excel & Data Analytics
• Interactive dashboards and automated reporting solutions
• Power BI, Power Query, and advanced Excel modeling
• Data transformation, consolidation, and visualization
• Reporting automation and process improvement
☁️ Azure FinOps & Cost Management
• Azure cost optimization and spend visibility
• Budget creation, alerts, and forecasting
• Resource tagging and governance strategies
• Cost allocation, reporting, and cloud financial management
• Subscription management and cloud resource governance
⚙️ Automation & Cloud Operations
• Power Automate workflow development
• PowerShell scripting and process automation
• Azure resource deployment and administration
• Bicep-based infrastructure automation
My unique combination of finance, analytics, and cloud expertise allows me to help organizations improve reporting, optimize costs, automate manual processes, and gain greater visibility into both business and cloud performance.
Certifications & Skills:
• Microsoft Certified: Azure Administrator Associate (AZ-104)
• AWS Certified Cloud Practitioner
• Power BI, Power Query, Excel, FP&A, Financial Modeling
• Azure Cost Management, FinOps, Governance & Automation
Whether you need executive reporting, financial dashboards, reporting automation, or Azure cost optimization, I can help deliver practical solutions that create measurable business value.
Microsoft Azure
Cost Management
Microsoft Azure Administration
Cloud Computing
Microsoft Windows PowerShell
Budgeting & Forecasting Software
Data Visualization
Microsoft Excel
Microsoft Power BI
Data Analysis
Cloud Services
Cloud Management
Cloud Engineering Consultation
Cloud Management Software
Miriam Alejandra D.
Escazu, Costa Rica
$25/hr
5.0
1 jobs
With studies in engineering, technology, accounting, and administration, I am capable of fulfilling various roles in the work field, both dependently and independently. This versatility has allowed me to develop a high sense of responsibility, proactivity, commitment, and organization, among other skills. My diverse background gives me different perspectives to achieve desired goals. I enjoy learning new things, helping others, working in teams, adapting to processes, and engaging in observation, creation, participation, focus, and problem-solving.
What I excel at is, after understanding the situation, planning and prioritizing tasks or jobs. I have a talent for managing resources efficiently, whether they are physical or financial. I am an excellent administrator and adept at solving events or circumstances resourcefully.
Microsoft Windows
Office Administration
System Administration
Administrative Support
Backup Administration
Logistics Management
WorkManager
Microsoft Excel
Microsoft Word
Virtual Assistance
Data Entry
Transaction Data Entry
Assistive Technology
Project Management
Microsoft Excel PowerPivot
Daniel C.
Alajuela, Costa Rica
$15/hr
5.0
7 jobs
3 years of On-premises AD administrator.
3 years as an Azure Account Management and Synchronization engineer.
3 years of experience with Azure administration
1 Year Centrify and Linux Access Management
I bring forth high quality organizational skills and a self-motivated drive to achieve
excellence.
Peers trainer and mentor for technical and soft skills.
Tell us what you need. Create your own job post or generate one with AI then filter talent matches.
Hire top talent fast
Consult, interview, and hire quickly, so you can meet the freelancers you're excited about.
Collaborate easily
Use Upwork to chat or video call, share files, and track project progress right from the app.
Payment simplified
Manage payments in one place with flexible billing options. Only pay for approved work, hourly or by milestone.
Don't just take our word for it
“Upwork provides an umbrella-level of security. I can see a talent’s work history and ratings. I can hold payments in escrow. I can communicate through Upwork Messages instead of working through my email address.”
KD
Kim Darling
Emerald Tiger
“Upwork is the best platform to hire skilled professionals when we're not looking for a full-time employee. All the companies in our portfolio use Upwork to find talent across a wide range of fields.”
DM
David Merry
Kinetic Investments
“Our very specific requirements can be a challenge—With Upwork, we’re able to access a bigger community to ensure the success of our projects.”
KK
Katja Krohn
Summa Linguae
How do I hire a Windows Administrator in Costa Rica on Upwork?
You can hire a Windows Administrator in Costa Rica on Upwork in four simple steps:
Create a job post tailored to your Windows Administrator project scope. We'll walk you through the process step by step.
Browse top Windows Administrator talent on Upwork and invite them to your project.
Once the proposals start flowing in, create a shortlist of top Windows Administrator profiles and interview.
Hire the right Windows Administrator for your project from Upwork, the world's largest work marketplace.
At Upwork, we believe talent staffing should be easy.
How much does it cost to hire a Windows Administrator?
Rates charged by Windows Administrators on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.
Why hire a Windows Administrator in Costa Rica on Upwork?
As the world's work marketplace, we connect highly-skilled freelance Windows Administrators and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream Windows Administrator team you need to succeed.
Can I hire a Windows Administrator in Costa Rica within 24 hours on Upwork?
Depending on availability and the quality of your job post, it's entirely possible to sign up for Upwork and receive Windows Administrator proposals within 24 hours of posting a job description.