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# Network Security Engineer

- **Company:** Tixy Services LLC
- **Location:** Rochester, NY, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Artificial Intelligence, Application Firewall, Authentication Protocols, Software as a Service, Cyber Security, Information Leak Prevention, Domainkeys Identified Mail, Domain-Based Message Authentication Reporting and Conformance (DMARC), Multi-Factor Authentication, Identity and Access Management, Virtual Private Networks (VPN), Network Security, Microsoft Servers, Wireless Security, Network Segmentation, Azure Active Directory, Anti-Phishing, Service Pack, Software Vulnerability Management, Data Classification, In-Plane Switching (IPS), Microsoft InTune, Azure Security Center, National Institute of Standards and Technology Cybersecurity Framework, Sender Policy Framework (SPF), Patch Management, Fortinet, CIS Benchmarks, Firewall Services Module, Vulnerability Analysis
- **Published:** November 3, 2026
- **Apply:** https://www.dice.com/job-detail/4d1114b2-ce96-4f9f-b655-7406b449bb3c

## About the Role

This role is primarily focused on hands-on network and information security administration within a hybrid Microsoft environment. The ideal candidate should have strong experience with FortiGate firewalls, Microsoft 365 security, endpoint protection, identity management, data loss prevention, and incident response.

Key Technical Requirements

 * 5+ years of hands-on network or information security experience.
 * Strong FortiGate firewall administration, including firewall policies, VPN, IPS, network segmentation, and wireless security.
 * Experience with CrowdStrike Falcon and Microsoft Defender for endpoint detection and response (EDR).
 * Strong Microsoft 365 security administration, including email security, phishing protection, and threat filtering.
 * Hands-on experience with Microsoft Entra ID, Active Directory, and Intune in a hybrid environment.
 * Knowledge of MFA, Conditional Access, privileged access management, device compliance, and encryption.
 * Experience with Microsoft Purview, including data classification, sensitivity labels, and Data Loss Prevention (DLP).
 * Knowledge of email authentication protocols: SPF, DKIM, and DMARC.
 * Experience with vulnerability assessment, patch management, security monitoring, and incident response.
 * Familiarity with NIST CSF, CIS Controls, or ISO 27001 security frameworks.
 * Experience supporting security audits, vendor assessments, and client security questionnaires., * Previous experience working in a law firm or professional services environment.
 * Understanding of client confidentiality and privileged information protection.
 * AI governance, AI risk assessment, and acceptable-use policy implementation.
 * CISSP, CISM, or equivalent security certification.
 * Experience with SHIELD Act obligations, eDiscovery, retention, and information barriers.

## Description

* Administer and maintain FortiGate firewalls and network security controls.
 * Manage endpoint security solutions, including CrowdStrike and Microsoft Defender.
 * Maintain identity and access management across Entra ID and Active Directory.
 * Implement and maintain Microsoft Purview DLP and data classification policies.
 * Monitor and investigate security alerts from managed security monitoring services.
 * Perform incident investigation, threat containment, remediation, and recovery.
 * Manage vulnerability remediation and security patching across infrastructure.
 * Conduct cloud application and vendor security assessments.
 * Support AI governance and acceptable-use controls.
 * Assist with security audits, compliance documentation, and client security questionnaires.