Lefteris Laskos
Associate Network Engineer
Building resilient networks. Securing critical infrastructure.
01
About
Me
Networkengineerwithhands-onexperiencedesigning,configuring,andsecuringenterprise-gradeinfrastructuresacrossmulti-vendorenvironments.IspecializeinCiscoecosystems—switching,routing,wireless,andidentityservices—alongsideCheckPoint,Fortinet,andASAfirewalltechnologies.FromSD-WANdeploymentstopolicy-drivenaccesscontrol,Ibringprecisionandasecurity-firstmindsettoeverylayerofthestack.Detail-oriented,methodical,anddrivenbyoperationalexcellence.
02
Work Experience
Associate Network Engineer
- Configure and troubleshoot Cisco L2/L3 switching and routing infrastructure
- Administer Cisco WiFi Controller and Cisco Meraki wireless environments
- Manage Cisco ISE for identity-based network access control and policy enforcement
- Configure and troubleshoot Cisco ASA firewalls and VPN solutions
- Perform Check Point firewall setup, policy management, and incident resolution
- Administer Fortinet firewall and switching configurations
- Implement VeloCloud SD-WAN and Pepling load balancing solutions
- Manage rack setup, structured cabling, and hardware lifecycle management
- Operate Jira-based ticketing workflows for incident and change management
IT Officer
- Managed Active Directory user accounts, group policies, and access controls
- Administered WiFi Controller for property-wide wireless connectivity
- Deployed and maintained VMware vSphere virtual machine environments
- Oversaw server management, maintenance, and performance monitoring
- Configured IP camera surveillance systems and VoIP telephony infrastructure
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Technical Skills
Networking
Security & Firewalls
Wireless
Systems & Virtualization
Tools
04
Education &
Certifications
Education
Bachelor of Science — Computer Science
Metropolitan College
Marousi, Greece
Military Service
Hellenic Air Force — Supply Center for the Air Force (2020 – 2021)
Certifications
CCSA — Check Point Certified Security Administrator
Check Point
Microsoft Windows Defender & Firewall
Microsoft
C2 Proficiency in English
Language Certification
Languages
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Let's Connect
Open to new opportunities, collaborations, and interesting challenges in network engineering.
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