Lucas Sambito
Summary
IT support and security professional specializing in multi-tenant Microsoft 365 and AWS/Azure infrastructures. Delivers significant security enhancements through roles in incident response, risk assessments, and the implementation of RBAC and Conditional Access. Collaborates effectively with teams to ensure secure and efficient client environments.
Overview
8
8
years of professional experience
1
1
Certification
Work History
IT Support Engineer LVL II
PTP Cloud
01.2025 - Current
- Implemented and maintained RBAC, Group Policies (GPO), MFA, and Conditional Access policies in Azure and AWS to strengthen security and reduce unauthorized access risk.
- Administered Microsoft Entra ID (Azure AD) and on-premises Active Directory for multiple clients, managing user lifecycle and access control to enhance security and compliance.
- Supported SSO and federation integrations (Okta / SAML-based applications), ensuring reliable user access to cloud and SaaS solutions.
- Performed incident response and threat analysis in Azure, AWS, and endpoint security ecosystems, collaborating with internal teams to contain and remediate issues.
- Investigated authentication failures using audit logs and telemetry, identifying root causes and mitigating recurring issues across client environments.
- Monitored logs, analyzed alerts, and performed cloud diagnostics to proactively detect issues, ensuring high service availability and optimal health for client environments.
- Managed AWS resources (EC2/S3, IAM policies, VPC configurations), troubleshooting performance and connectivity issues in hybrid client environments.
- Automated routine identity, security, and configuration tasks using PowerShell scripting, streamlining support processes and reducing response times.
- Supported Intune MDM, device enrollment, endpoint security baselines, patch management, and Microsoft 365 tenant security to ensure compliant and up-to-date endpoints.
Support Engineer LVL I
PTP Cloud
07.2022 - 12.2024
- Troubleshot and resolved DNS, DHCP, TCP/IP, VPN, and wireless connectivity issues, enhancing end user network reliability.
- Diagnosed and provided support for anti-virus and endpoint protection solutions, safeguarding client environments against security threats.
- Supported Windows and Windows Server environments in hybrid cloud/on-premises infrastructures, ensuring seamless operations for users.
Library Volunteer Help Desk
Public Interest Technology Club: University of Massachusetts Amherst
09.2018 - 06.2022
- Provided front-line technical support to library patrons for technology and account access issues, enhancing user satisfaction in a public setting.
- Organized library materials for easy access and efficient browsing.
- Assisted patrons in locating resources and using library systems.
- Cataloged new acquisitions to maintain up-to-date inventory.
Education
Master of Science - Cybersecurity
Western Governors University
Bachelor of Science - IT Managed Service Resource Economics
University of Massachusetts Amherst
AmherstSkills
- Microsoft 365 (Exchange Online, SharePoint)
- Microsoft Entra ID (Azure AD)
- Single sign-on (SSO)
- Multi-factor authentication (MFA)
- Conditional Access Policies
- Intune MDM
- Azure
- AWS (EC2, S3, VPC, IAM)
- Identity and Access Management (IAM)
- Endpoint Security
- Incident Response
- Log Analysis
- Network Troubleshooting
- Windows Server
- Risk Assessment
- PowerShell Automation
Websites
Certification
- AWS Certified Solutions Architect - Associate
- Black Belt Meraki Support
- CompTIA CySA+
- ISC2 Certified in Cybersecurity
- CompTIA Pentest+
Timeline
IT Support Engineer LVL II
PTP Cloud
01.2025 - Current
Support Engineer LVL I
PTP Cloud
07.2022 - 12.2024
Library Volunteer Help Desk
Public Interest Technology Club: University of Massachusetts Amherst
09.2018 - 06.2022
Master of Science - Cybersecurity
Western Governors University
Bachelor of Science - IT Managed Service Resource Economics
University of Massachusetts Amherst