Nicholas Mastrella
Cybersecurity Strategist | Safeguarding Data and Defending Against Threats | IT Security Expert | Protecting Digital Assets in the Era of Cyber Risks | Leading the Fight Against Evolving Threats Digital Defender
- Role
- Application Support Specialist at Mandelbaum Barrett Pc
- Location
- Springfield, NJ, US
- LinkedIn followers
- 500 followers
About Nicholas Mastrella
I am a dedicated Security Manager with a robust track record of over 18 years in…
Experience
Application Support Specialist
Jun 2025 — Present · Roseland, NJ, US
Provide application support across enterprise systems while assisting in cybersecurity, access control, and IT security operations. Act as a bridge between end users and technical teams to ensure application reliability, secure access, and compliance with IT policies.Key Responsibilities: • Deliver Tier 1 support for business-critical applications, ensuring optimal performance and uptime • Troubleshoot application issues, manage service tickets, and coordinate with developers and infrastructure teams • Assist in identity and access management (IAM), including user provisioning, deprovisioning, and access audits • Support IT security initiatives such as endpoint protection, patch management, and vulnerability remediation • Monitor security alerts and contribute to incident response efforts in collaboration with the cybersecurity team • Help enforce access control measures including multi-factor authentication (MFA) and role-based access controls (RBAC) • Maintain documentation for support procedures, application configurations, and security controls • Participate in application onboarding, testing, and change control processes • Assist in ensuring systems meet internal compliance and IT governance standardsTools & Technologies:ServiceNow | Active Directory | Office 365 | PowerShell | MFA | Endpoint Protection | Security Awareness Tools | Remote Support Platforms | NinjaOne
Skills
- Evidence
- Criminal Investigations
- Police
- Enforcement
- Firearms
- Criminal Justice
- Public Safety
- Executive Protection
- Investigation
- Surveillance
- Background Checks
- Physical Security
- Protection
- First Responder
- Patrol
- Police Training
- Emergency Services
- Cybercrime
- Homeland Security
- Internal Investigations
- Counterterrorism
- Private Investigations
- Corporate Security
- Law Enforcement
- Customer Service
- Microsoft Excel
- Security
- Crisis Management
- Emergency Management
- Interrogation
- Security Operations
- Security Management
- Leadership
- Risk Assessment
- Government
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