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# IT Security Operations & Engineering Specialist

- **Company:** Tata Consultancy Services Limited
- **Location:** New York, NY, United States
- **Salary:** $100,000.0 - $120,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Application Programming Interfaces (APIs), Business Software, Cyber Security, Data Centers, Intrusion Detection Systems, Network Security, Linux Servers, Network Segmentation, Remote Access Technology, Kusto Query Language, Zero Trust Network Access, TCP/IP, Cloud Platform System, Cyber Threat Analysis, Firewalls (Computer Science), Information Technology, Cybercrime, Microsoft Sentinel, Fortinet, Routing & Switching, CIS Benchmarks, Cisco, Vulnerability Analysis
- **Published:** July 11, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=9a8722403419e13b

## About the Role

Must Have Technical/Functional Skills
A cybersecurity professional with strong expertise in Microsoft Defender technologies, Microsoft Sentinel, Security Operations, Threat Hunting, Incident Response, Zero Trust Architecture, and Network Micro segmentation, capable of driving both operational security excellence and strategic security engineering initiatives across enterprise environments.
MS defender, MS purview
Network Security

 * Network Segmentation & Microsegmentation

 * Firewalls (Palo Alto, Check Point, Fortinet, Cisco)

 * IPS/IDS Technologies

 * NAC Solutions

 * TCP/IP, Routing & Switching

 * VPN Technologies

 * Zero Trust Architecture, * Strong analytical and troubleshooting skills.

 * Excellent stakeholder management.

 * Ability to handle critical security incidents under pressure.

 * Risk-based decision-making.

 * Strong communication and documentation skills.

 * Continuous learning mindset regarding emerging cyber threats and technologies., Qualifications : BACHELOR OF COMPUTER SCIENCE

## Description

Microsoft Defender Security Engineering and MS Purview

 * Design, implement, and manage the Microsoft Defender Security suite

 * Configure and optimize attack surface reduction rules.

 * Implement endpoint detection and response (EDR) capabilities.

 * Create advanced KQL queries for threat hunting and investigations.

 * Automate security workflows using Defender API

 * Drive security posture improvement through Secure Score recommendations.

Network Security & Micro segmentation

 * Design and implement enterprise network micro segmentation strategies.

 * Support Zero Trust architecture and least-privilege access models.

 * Develop segmentation policies for:

ü Data centers
ü Cloud environments
ü Critical business applications
ü User endpoints

 * Define security zones and control east-west traffic.

 * Conduct traffic flow analysis and dependency mapping.

 * Reduce lateral movement risks through segmentation controls.

 * Collaborate with network and infrastructure teams to enforce segmentation policies.

Security Engineering & Infrastructure Security

 * Harden Windows and Linux servers.

 * Implement security baselines and configuration standards.

 * Conduct vulnerability assessments and remediation tracking.

 * Manage firewall, IDS/IPS, proxy, and NAC security integrations.

 * Perform security reviews for new projects and infrastructure deployments.


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