Mark Murashko Email & Phone Number

Vilnius, LT

Vilnius, Vilniaus, Lithuania

• Provide timely review of security events originating from any source, including managed security services, internal tools, and internal or external reporting.
• Investigate security alerts, using SIEM, SOAR and other technologies; collect evidence and work with teams to isolate and/or remediate as necessary.
• Communicate and escalate potential incidents to Incident Response team.
• Analyze, correlate and action on data from subscription and public cyber intelligence services, develop tactics to combat future threats.
• Keep abreast of current security threats, events, technologies, vendors and other aspects of the cyber threat landscape.
• Propose changes or enhancements to security posture where appropriate.

Vilnius, Vilniaus, Lithuania

• Provided first level technical support for Barclays bank employees by handling incoming calls and logging call details into the system.
• Performed identification and verification of users according to the Barclays information security and privacy policies.
• Broke down and evaluated technical issues by using ServiceNow ticketing tool to process and catalog service requests, and to manage incident escalations responsible for ensuring business critical incidents are.
• Performed root cause analysis and general troubleshooting of Microsoft Windows OS, Microsoft Office, RSA authentication and Cisco AnyConnect VPN issues.
• Used Active Directory Domain Services to manage accounts, Ivanti/AppSense and Citrix Director to maintain virtual desktops, SteelCentral Aternity to monitor the performance of devices, and CSS Autoinvestigator to.
• Took responsibility when necessary for floor manager duties.

• Boot methods implementation, disk partitioning and operating system/application installation
• Microsoft 365, Active Directory Domain Services
• VPN technologies, cloud and virtualization concepts
• Command line, remote access technologies, Windows and Linux system tools
• Configuring switching features and E-Mail client protocols
• Installing and configuring SNMP, DNS and DHCP servers

London, England, United Kingdom

• Delivered multi temperature goods to local convenience stores effectively and efficiently, within timed delivery windows.
• Adopted a flexible approach to working patterns as dictated by the needs of the business and customer, reacted to challenges promptly and methodically.
• Delivered high standard of customer service.
• Ensured all documentation was completed accurately, and that use of any point of delivery technology was used with attention to detail.
• Contributed effectively in a team environment.
• Adhered to safe working practices to ensure the safety of myself and others at all times.

Business Administration

Education record

ESOL (English for Speakers of Other Languages) qualification