Alexej Teplitsky
Freelancer – IT Support
Experience
Freelancer – IT Support
Freelancer (Service Tickets, KMU)
- Rollout and new installations (HW, SW, OS, networking)
- Peripherals support / remote support
- Planning and execution of system upgrades/updates
- Documenting issues and their solutions
- System administration as well as support and troubleshooting of operating systems (Linux, Windows)
- Monitoring and maintenance of LAN/WLAN
- Organizing automated backups of critical data
- Network support for VoIP/IP telephony infrastructure (QoS, VLANs, SIP)
- Selecting and installing antivirus applications on all computers and servers
- Setting up a firewall on the main router/gateway to filter unwanted traffic
- Conducting vulnerability analyses and vulnerability assessments
- Installing, updating and configuring databases and ERP/accounting software, and organizing shared use
- Support during deployment, configuration and troubleshooting of CRM systems
- Setup, updates and support of office suites (Microsoft Office, LibreOffice) and industry-specific software for financial and tax reporting
- Technical coordination with hosting providers and web developers and CMS updates (WordPress, Typo3)
- Ensuring website availability and security
Freelancer – IT Support
Mälzerei Bamberg
- Rollout and new installations (HW, SW, OS, networking)
- Peripherals support
- Remote support
- Planning and executing system upgrades/updates
- Documenting issues and their solutions
- System administration as well as support and troubleshooting of operating systems (Linux, Windows)
- Monitoring and maintaining LAN/WLAN
- Organizing automated backups of critical data
- Network support for VoIP/IP telephony infrastructure (QoS, VLANs, SIP)
- Selecting and installing antivirus applications on all computers and servers
- Setting up a firewall on the main router/gateway to filter unwanted traffic
- Conducting vulnerability analyses and assessments
Freelancer – IT Support
Deutsche Luft und Raumfahrt GmbH
- System administration as well as support and troubleshooting of operating systems (Linux, Windows)
- Monitoring and maintaining LAN/WLAN
- Organizing automated backups of critical data
- Network support for VoIP/IP telephony infrastructure (QoS, VLANs, SIP)
- Selecting and installing antivirus applications on all computers and servers
- Setting up a firewall on the main router/gateway to filter unwanted traffic
- Conducting vulnerability analyses and assessments
Freelancer – IT Support
Nokia
- Rollout and new installations (HW, SW, OS, networking)
- Peripherals support
- Remote support
- Planning and executing system upgrades/updates
- Documenting issues and their solutions
- Setting up and managing WLAN (routers, access points)
- Wired LAN and IP address distribution
- Organizing automated backups of critical data
- Selecting and installing antivirus applications on all computers and servers
- Setting up a firewall on the main router/gateway to filter unwanted traffic
- Conducting vulnerability analyses and assessments
Freelancer – IT Support
Freelancer (Service Tickets, Siemens, Bosch, ATOS, KMU)
- Rollout and new installations (HW, SW, OS, networking)
- Peripherals support
- Remote support
- Planning and executing system upgrades/updates
- Documenting issues and their solutions
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Aerospace and Defense (4 years), Information Technology (3 years), Food and Beverage (2 years), and Telecommunication (2 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (10 years).
Skills
End-user Support
- Rollout And New Installations: Installing The Operating System, Setting Up User Profiles, Installing Required Software (Office Suite, Browser, Messenger), Handover To New Employees.
- Peripherals Support: Setup, Connection, And Troubleshooting Of Printers, Scanners, Multifunction Devices, Webcams.
- Remote Support: Using Remote Access Tools (Teamviewer, Anydesk, Rdp) To Quickly Resolve Issues Without Onsite Visits.
- Planning And Carrying Out System Upgrades/updates For End Users.
- Documenting Issues And Their Solutions.
It Infrastructure And Network Management
- Server Maintenance: Support And Troubleshooting Of Operating Systems (Linux, Windows), System Administration.
- Network Setup: Configuring And Managing Wlan (Routers, Access Points), Wired Lan, Ip Address Distribution.
- Data Backup: Organizing Automated Backups Of Critical Data (Accounting, Rms, Work Folders) And Regular Restore Tests.
- Shared Resources: Setting Up And Managing Permissions For Network Folders And File Storage (Nas, Sharepoint).
- Voip: Network Support For Voip/ip Telephony Infrastructure (Qos, Vlans, Sip).
Deployment And Support Of Office And Business Applications
- Erp/accounting Software (E.g. Datev, Lexware): Installation, Updates, Database Setup, Organizing Shared Use, Data Backup.
- Crm Systems (E.g. Salesforce, Hubspot): Support With Deployment, User Rights Configuration, Staff Training, Troubleshooting.
- Cloud Services: (Microsoft 365, Google Workspace), Cloud Storage (Onedrive, Google Drive, Dropbox), Calendar And Collaboration Tools (E.g. Ms Teams, Slack).
- Office Suites: Setup, Updates And Support Of Office Suites (Microsoft Office, Libreoffice) And Industry-specific Software For Financial And Tax Reporting.
- Website & Hosting: Technical Coordination With Hosting Providers And Web Developers, Cms Updates (E.g. Wordpress, Typo3), Ensuring Website Availability And Security.
Information Security (Cybersecurity)
- Antivirus And Malware Protection: Selecting, Installing, Updating And Monitoring Antivirus Solutions On All Computers And Servers.
- Perimeter Security: Setting Up A Firewall On The Main Router/gateway To Filter Unwanted Traffic.
- Phishing Defense & Training: Basic Digital Hygiene Instructions For Employees.
- Data Protection: Disk Encryption On Laptops (Bitlocker), Using Password Managers, Setting Up Two-factor Authentication (2fa) For Critical Services.
- Software Updates (Patch Management): Ensuring Timely Updates Of Operating Systems And Critical Software To Close Security Gaps.
- Detecting And Defending Against Complex Threats Using Unified Threat Management (Utm) Solutions.
- Using Intrusion Detection And Prevention Systems (Ids/ips).
- Monitoring, Correlating And Analyzing Security Events With Siem Systems (E.g. Wazuh, Graylog).
- Conducting Vulnerability Assessments And Penetration Tests For Web Applications Following The Owasp Top 10 Framework.
Strategic Planning And Procurement
- It Budget Planning: Estimating Costs For Hardware Refresh, Software Licenses, Service Subscriptions One Year In Advance.
- Hardware And Software Procurement: Selecting, Comparing And Purchasing Computers, Monitors, Server Hardware, Network Equipment, And Obtaining Licenses.
- It Audit And Documentation: Inventory Of All Devices And Software, Creating User Manuals, Documenting Network Structure.
- Introducing New Technologies: Researching And Proposing Solutions To Management To Automate Processes And Save Costs (E.g. New Crm, Video Conferencing Systems).
- Working With Vendors: Selecting And Overseeing External Specialists (Web Developers, 1c Programmers, Cabling Companies).
Languages
Education
Technical University (MePhi)
M. Eng., IT System Engineer · Moscow, Russian Federation
Certifications & licenses
Class B driver's license
Profile
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