Profil instruktora: Nemanja Serafimović (Microsoft Certified Trainer – MCT)
Kontakt podaci:
Licence i sertifikati
- Microsoft Certified Trainer (MCT)
- AZ-104: Microsoft Azure Administrator
- AZ-305: Microsoft Azure Azure Solutions Architect Expert
- AZ-400: Microsoft Azure DevOps Engineer
- AZ-700 Azure Network Engineer
- MS-720 Teams Voice Engineer Expert
- MS-700 Teams Administrator Associate
- SC-300 Identity And Access Administrator
- AZ-900: Microsoft Azure Fundamentals
- SC-900: Microsoft Security, Compliance, and Identity Fundamentals
- CompTIA A+
Biografija predavača (in English)
05.2024 – PRESENT (Crayon – Cloud Security Architect)
- Study and stay up to speed on threats and cyber-attack techniques, tactics, and procedures (TTPs), especially against client endpoints, other devices, identity, end-user applications and Cloud
- Design threat detection use cases and response actions, create detection and response as code
- Create security solution architecture, design, and develop and continuously improve security capabilities and controls for public cloud environments
- Create security as code, build and continuously the security configurations and deployments as templates
- Plan ways to prevent, detect and respond to cyber security threats
- Focus, master and stay up to speed on security solutions and products related to several areas (Azure Security OR MS 365 Security OR AWS/GCP Security)
- Close collaboration with International team of cyber security professionals
- Engage and communicate with Service Manager, Crayon Group business units and customers to build fit-for purpose and fit-for-use capabilities for Crayon Group cyber security services
- Work with other technical teams to build and manage the deployment build environments and other relevant infrastructure
- Stay knowledgeable and current on Crayon Group’s global positioning, services, and offerings
- Stay insightful and involved in relation to key partners/drivers in the market (competitors, partners, customers public/private)
- Understand and support execution of Crayon Group BID strategies (E.g., offers/product/services/pricing +)
- Show business acumen: Support evaluation of business opportunities (risks/opportunities) with the ability to understand strategic impact on financial investments communicated on management level
- Participate in designing Crayon Group cyber security services, related organization, and solution architecture for the associated capabilities
05.2022 – 05.2024 (Mainstream – Microsoft Cloud Engineer)
- Security assessments of Azure infrastructure based on Azure best practices and patterns.
- Implementation of Defenders portfolio and setup.
- Implementation of QRadar SIEM solution for one of the biggest TelCo companies in Greece.
- Implementation of Sentinel PoC in collaboration with Microsoft subject experts.
- Responsible for setup, configuration, and troubleshooting of Microsoft Cloud-based environments, infrastructures and solutions (Azure & 365, AWS, and GCP), and Microsoft infrastructures based on private cloud, including hybrid cloud environments.
- Providing 2nd and 3rd level support to the clients.
- Working on Azure projects that include IaaS deployments and Azure environments setup, as well as workload migrations from on-premise to Azure environment.
- Setting landing zones for future migrations and implementations.
- Azure networking setup and configuration.
- Azure security best practice implementation and increasing overall security levels.
- Advanced configuration, troubleshooting, and implementation of VMware/Hyper-V-based infrastructures, virtual machines, and hosts.
- Planning, deploying, and optimizing already existing client IT infrastructure. Making recommendations regarding clients’ infrastructures.
- Ensured overall system and data availability and integrity through preventative maintenance and upgrades.
- Working closely with customers and internal teams to determine planning, implementation, and integration of system-oriented projects.
- Managing and monitoring all installed systems and infrastructure to ensure the highest level of service. Providing 3rd-level escalation support
- Administration, implementation, and troubleshooting of all Office 365 services, including performing all known migration scenarios: Exchange to O365, 365 tenant-to-tenant migrations, IMAP migrations, and others.
- Involved in pre-sales activities, with potential and current customers regarding current and future projects and project planning.
- Cooperating with the marketing team regarding team about cloud-related matters (campaigns, writing a blog for a company site, etc).
- Leading Azure Public Cloud Team.
01.2024 – 05.2022 (Hyperoptic LTD – IT Support Specialist)
- Investigating, resolving, and identifying the root causes of incidents or problems O365 Administration (Exchange, Teams, Sharepoint, Intune, user management etc.)
- Administration of Hybrid Active Directory (AD DS and AAD – user management, group memberships, MFA, conditional access etc.)
- Microsoft System Center Configuration Manager (SCCM) Administration (Win management, Reporting, OS deployment, software update management, app delivery, health monitoring etc.)
- Implementation of JAMF Pro MDM solution, administration of macOS devices.
- Incident and ticket management using Jira, resolving tickets within SLA Support for a range of networked peripherals, including Printers, Scanners, and AV equipment
- Hardware and Operating Systems support for a range of devices such as laptops, tablets, and phones running Android/Windows/macOS
- Support for VoIP systems and desk phones
- Ensuring PCs on the network are proactively kept in good condition, and that updates are deployed to PC Providing support for project-based delivery activities, and ad-hoc support to fast-paced development teams
- Proactive suggestions for improving existing processes and procedures
- Providing training to users on various systems used by the business
- Providing timely and accurate reports to users and managers regarding resolved or outstanding issues whilst maintaining accurate and concise systems documentation
- Keeping valid documentation on hardware and software assets
- IT Support for over 1500 users
- Mentorship for Junior IT Support personnel
2012 – 01.2021 (Delhaize Serbia – IT Technician)
- L1/L2 Service desk/Helpdesk and L2 end-user hardware and software support, troubleshooting, and escalation to proper L3 teams
- Participating in various multinational projects like implementing cloud proxy, new MFA, new Antivirus software, changing of ticketing system, a transition from Altiris deployment tool to SCCM deployment tool, etc.
- Administration of Active Directory for over 1000 user accounts/computers
- Installation, configuration, and deployment of end-user workstations
- Deployment and reporting with tools such as Symantec Altiris, SCCM, and PDQ
- Monitoring of O365 Admin centre
- Creating distribution groups, shared mailboxes, shared folders in accordance with company procedures.
- Collaborations with colleagues from other countries (mostly L3 teams) and with colleagues from India who are working in the outsourced finance department
- Keeping valid documentation on hardware and software assets
- Administrating Cisco equipment. Switches – Making ports, VLANs, finding MAC addresses, etc. IP Phones administrating via Cisco unified call manager. Wi-Fi access points – administration via Cisco Wireless LAN controller
- Maintenance of 250 Windows Ce handheld devices
- IT support for remote banana ripening facility in Surcin and main warehouse in Pazova
- Zebra label printers maintenance and hardware parts repair/replacement
- Communication and collaboration with vendors
- IT support for over 400 stores
- In house training of junior IT personnel mainly for L1 support roles or new services
2009 – 2012 (Kimtec DOO – Service Technician for Desktops, Notebooks & Servers/Technical Support)
- Diagnostics and repair of desktops, notebooks and servers
- Phone support for customers with various hardware/network problems
- On-site technical support for employees
2006 – 2008 (Coming – Computer Engineering – IT Technician)
- Work with end users – legal entities
- Regular visits and maintenance of computers and computer equipment
- Installation of user’s software, operating system
- Maintenance of entire network systems in companies: Kraft Foods, Renault Nissan Serbia
- Creating a network infrastructure
- Servicing HP servers, workstations, desktop computers and notebook computers
- Administration in Microsoft Navision
- Daily contact with clients to solve their IT problems in various companies
2004 – 2006 (Serbian Railways – System Administrator/IT Support)