
Marcos Barrós
Dedicated IT Support Engineer with a strong track record in providing exceptional technical support to end-users. Proven ability to troubleshoot hardware and software issues, and to communicate technical concepts effectively to non-technical users.
From Argentina, Living in Spain
Contact Me!Experience
ANSES
Autonomous City of Buenos Aires, Argentina.
Identity and Access Management
2015 - 2023
Managed Active Directory and custom Single Sign-On (SSO) systems to streamline user authentication and access. Administered user access and permissions via SQL, and maintained Exchange environments. Utilized PowerShell scripting for process automation, improving operational efficiency. Experienced in a wide range of technologies including Microsoft Windows, Linux, Active Directory, and Microsoft SQL.
Technologies used:
Microsoft Windows
Microsoft Windows Server
Linux
Microsoft Office
Microsoft Active Directory
Microsoft Powershell
Microsoft SharePoint
System Center Configuration Manager
MS-DOS
CISCO
Microsoft SQL
Redmine
OTRS
Ministerio de Trabajo, Empleo y Seguridad Social
Autonomous City of Buenos Aires, Argentina.
Information security: Monitoring and Control
2012 - 2015
Monitored IT systems based on ONTI standards, ensuring compliance and security. Conducted data analysis through SQL queries for reporting, and categorized network traffic and websites to maintain system integrity.
Account Management and Resources
2009 - 2012
Administered Active Directory and Exchange 2007 environments, managing user accounts and resources. Performed database queries on MS SQL (versions 6.5 to 2008) to support internal processes.
IT Support Technician
2007 - 2009
Provided technical support for 5000+ Windows computers, including maintenance and upgrades. Led installation of 300+ computers during a company-wide upgrade and handled hardware/software rollout and cabling.
Technologies used:
Microsoft Windows
Microsoft Office
Microsoft Active Directory
System Center Configuration Manager
MS-DOS
Microsoft SharePoint
CISCO
Microsoft SQL
SIMAX
ITIL
Baireshop
Autonomous City of Buenos Aires, Argentina.
IT Support and Consulting
2006 - 2007
Provided comprehensive IT support, including the maintenance of computer equipment, mobile devices, and network systems. Managed website administration and provided technological consulting to clients, ensuring optimal functionality and user experience. Offered graphic design services and troubleshooting support. Proficient in a variety of tools and technologies including Microsoft Windows, Adobe Photoshop, web hosting, and development technologies (HTML, PHP, Apache).
Technologies used:
Microsoft Windows
Microsoft Office
Adobe Photoshop
Web Hosting
MS-DOS
FTP Clients
HTML
PHP
Apache
SEIDE S.R.L
Autonomous City of Buenos Aires, Argentina.
IT Support Technician
2004 - 2005
Led the migration of Citibank's entire Buenos Aires network, ensuring smooth transitions to new systems and infrastructure. Provided user training on new technologies and software, enhancing operational efficiency. Managed regular software and hardware updates, troubleshooting technical issues, and maintaining system integrity. Proficient in a range of technologies including Microsoft Windows, Linux, Microsoft Office, and network management tools.
Technologies used:
Microsoft Windows
Linux
Microsoft Office
Novel
MS-DOS
Ghost
GetDataBack
Solarium Congreso
Autonomous City of Buenos Aires, Argentina.
Manager
2003 - 2004
Led a team of staff, overseeing daily operations and ensuring high standards of customer service. Managed personnel, optimized workflows, and resolved conflicts to maintain a positive and productive work environment. Developed strong customer relationships, addressing concerns and enhancing engagement. Demonstrated exceptional problem-solving and communication skills to deliver effective solutions and improve overall operational efficiency.
Skills and Tools Used:
Personnel Management Team
Customer Service
Relationship Management
Conflict Management
Operational Oversight
Workflow Optimization
Customer Engagement
Publicaciones de la cámara de calzado
Ciudad Autónoma de Buenos Aires, Argentina.
Publication Representative
2002
Closed sales with clients, managing client relationships and ensuring satisfaction. Coordinated deliveries and document handling, efficiently planning routes and managing itineraries. Demonstrated strong organizational skills and the ability to interact with clients, handling logistical challenges while ensuring timely delivery of services.
Skills and Tools Used:
Route Planning
Itinerary Management
Logistical Organization
Public Transportation
Client interaction and Relationship Management
Document Handling
Deliveries
Computer Solution
Autonomous City of Buenos Aires, Argentina.
Technical Assistant, technician and cadet
1997
Assembled and maintained computer hardware and software, providing technical support and consulting services to clients. Assisted with troubleshooting issues, system installations, and upgrades. Managed deliveries and on-site support, ensuring timely service and customer satisfaction. Worked with Microsoft Windows and Microsoft Office to resolve technical issues and optimize systems.
Technologies used:
Microsoft Windows
Linux
Microsoft Office
Hardware
AREAS OF EXPERTISE AND SKILLS
- Systems Administration: Strong experience in Windows Server infrastructure administration, including Active Directory, Exchange, and scripting tools such as PowerShell. Knowledge of virtualization (VMWare, VBox) and containers (Docker) to optimize environment management.
- Technical Support: Extensive track record in first and second level technical support, both on-site and remote. Experience in incident resolution, preventive maintenance, and operating system and application updates.
- Databases: Knowledge in relational database administration and query, including MS SQL Server.
- Networking: Experience in network configuration and maintenance, including structured cabling and user support.
- Web Development: Basic knowledge in web development with HTML5, CSS, and JavaScript, and experience in CMS administration such as WordPress.
- Automation: Mastery of PowerShell to automate repetitive tasks and optimize processes.
- Problem Resolution: Ability to diagnose and resolve technical issues efficiently.
- Communication: Excellent verbal and written communication skills to interact with technical and non-technical users.
- Customer Orientation: Focus on customer satisfaction and proactivity in anticipating customer needs.
- Photoshop: Advanced skills in photo editing, retouching, and graphic design. Proficient in creating visually appealing digital content, including banners, social media posts, and other marketing materials.
- Video Editing: Expertise in editing videos for various platforms using software like Adobe Premiere Pro and Final Cut Pro. Skilled in trimming, color grading, audio correction, and adding special effects to enhance the visual storytelling.
- Podcast Production: Experience in recording, editing, and producing podcasts. Proficient with tools like Audacity and Adobe Audition to ensure high-quality audio, smooth transitions, and professional sound design.
- Blogging: Strong writing skills for creating engaging, informative, and SEO-optimized blog content. Proficient in WordPress and other CMS platforms, with an understanding of content strategies to increase readership and engagement.
- Scripting in PowerShell and Bash: Skilled in writing automation scripts for both Windows (PowerShell) and Linux/Unix (Bash). Ability to streamline system processes, automate repetitive tasks, and manage server configurations efficiently.
- Video Game History: In-depth knowledge of the evolution of video games, including classic titles, industry trends, and cultural impact. Understanding of the technical and artistic elements that have shaped video game development over time.
- Tech Support and Troubleshooting: Comprehensive understanding of both hardware and software systems, allowing for quick diagnosis and resolution of technical issues across various platforms, from personal computers to gaming consoles.
- Website Creation (Non-Development Side): Proficient in using website builders (e.g., WordPress, Wix, Squarespace) to create aesthetically pleasing, user-friendly websites. Focus on design, user experience (UX), and SEO best practices to optimize site performance.
- Health and Nutrition (Self-Taught): Passionate about health and wellness, with a strong understanding of nutrition principles gained through personal research. Knowledgeable about balanced diets, fitness, and sustainable eating habits for improving overall health.
- Human Behavior Understanding: Knowledge of psychology and behavioral science principles, with a particular interest in how human behavior influences decision-making, learning, and interaction with technology, marketing, and digital content.
- Stable Diffusion: Proficient in using AI-driven image generation tools like Stable Diffusion to create high-quality, unique visuals for digital projects. Skilled in fine-tuning prompts to generate desired artistic styles, designs, and compositions.
- ChatGPT: Experienced in leveraging ChatGPT and similar AI-driven tools for content creation, customer support, brainstorming, and automating repetitive tasks. Knowledgeable about using AI to enhance productivity, problem-solving, and interaction with users.
Copywriting: Self-taught in crafting persuasive, engaging, and results-driven copy across various platforms, including websites, social media, and marketing materials. Focused on understanding consumer psychology and creating content that resonates with target audiences.
Digital Marketing: Gained in-depth knowledge of SEO, SEM, content marketing, and social media strategies through self-guided learning. Familiar with tools like Google Analytics and social media platforms to drive engagement and optimize online visibility.
Sales: Self-educated in sales techniques and strategies, including lead generation, relationship building, and closing deals. Focused on understanding customer needs and aligning products or services to provide value and foster long-term relationships.
Business: Developed a strong understanding of business fundamentals, including strategic planning, market analysis, and business development, through independent research and learning. Focused on applying this knowledge to real-world scenarios and decision-making processes.
Content Creation: Self-taught in creating a wide variety of content types, such as blog posts, social media updates, and multimedia assets. Focused on storytelling, audience engagement, and brand-building through consistent and valuable content.
Finance: Independently studied key financial principles, including budgeting, financial analysis, and investment strategies. Focused on understanding how to apply these principles for personal and business financial management.
Mindset: Emphasized continuous personal growth through self-education in areas like resilience, emotional intelligence, and positive thinking. Passionate about cultivating a growth mindset and applying it to both professional and personal development.
Lenguages
- Spanish: Native
- English: B2
- Italian: A1