Christos Chatzisavvas

• Continuously monitor security alerts and incidents utilizing SPLUNK (SIEM) and CrowdStrike Falcon (EPP) to ensure rapid detection and response to potential threats
• Investigate security breaches and other cybersecurity incidents.
• Perform real-time analysis of security alerts to determine the nature and extent of potential threats.
• Collaborated with IT teams to ensure secure implementation of new software applications and systems.
• Maintained up-to-date knowledge of emerging threats, providing proactive solutions for potential vulnerabilities.
• Contributed to the development of company-wide policies on information security, privacy, and acceptable use of technology resources.
• Monitored confidential company data and mitigated hacking through network systems updates.
• Optimized security infrastructure by evaluating, recommending, and implementing appropriate hardware and software upgrades.
• Streamlined security processes by integrating various security tools and technologies into a unified platform.
• Increased employee awareness on cybersecurity best practices through comprehensive training programs.
• Performed risk analyses to identify appropriate security countermeasures.
• Monitored computer virus reports to determine when to update virus protection systems.
• Recommend improvements in security systems and procedures.
• Developed plans to safeguard computer files against modification, destruction, or disclosure.

Responded to user operational issues with desktop computers, laptops and mobile electronic devices to enable problem resolution.

Maintained office PCs, networks and mobile devices.

Addressed user customer service concerns and decided when to escalate problems to specialist team members.

Identified system hardware, network infrastructure and connectivity issues that prevented execution of user-initiated tasks.

Configured systems according to prescribed software and hardware frameworks.

Performed troubleshooting and repaired peripheral devices such as printers, scanners etc.

Attended weekly team meetings to enhance product and service knowledge and gain insight into beneficial issue resolution strategies.

Engaged in user support interactions via telephone, chat and email platforms.

Managed system-wide operating system and software deployments as well as related software upgrade problems.

Monitored systems in operation and quickly troubleshot errors. Established, repaired and optimized networks by installing wiring, cabling and devices.

Corrected connectivity faults to restore user access to local networks, cloud-based storage and public web.

Diagnosed and resolved user system functionality issues to enable completion of desired operations.

Set up PCs, projectors and microphones for use in video conferencing rooms.

Patched software and installed new versions to eliminate security problems and protect data.

Provided Tier 1,2 & 3 IT support to non-technical internal users through desk side support services.

Explained technical information in clear terms to promote better understanding for non-technical users.

Provided basic end-user troubleshooting and desktop support. Patiently walked individuals through basic troubleshooting tasks.

Suggested software and hardware modifications to reduce lag time and improve overall speed.

Configured hardware, devices and software to set up workstations for employees.

• Greeted incoming visitors and customers professionally and provided friendly, knowledgeable assistance.
• Confirmed appointments, communicated with clients, and updated client records.
• Answered phone promptly and directed incoming calls to correct offices.
• Kept reception area clean and neat to give visitors positive first impression.
• Resolved customer problems and complaints.
• Answered central telephone system and directed calls accordingly.

• Completed daily tasks accurately and on-time to support shop needs
• Customized e-commerce platforms by building new products, designing landing pages and integrating new vendors and apps to further enhance website UI and UX.
• Tracked consumer behavior, content management and weight of purchase to develop robust customer acquisition and retention programs.
• Incorporated e-commerce objectives in social media platform management.
• Leveraged Google Analytics and AB testing to monitor effectiveness of online marketing strategies, website content and user experience.
• Collaborated with upper management to implement continuous improvements and exceed team goals.