Job Description

Detection Engineer - (CREQ256015)

Primary Objectives
Assist in creating, tuning, and maintaining detection rules across EDR and MDR platforms.
Monitor and validate alerts to ensure efficacy and minimize false positives.
Support senior engineers in the development of detection strategies and threat coverage.
Key responsibilities & Accountabilities
Build and modify detection rules for EDR tools (SentinelOne, etc.).
Analyze endpoint telemetry and alerts to identify gaps in coverage or high-fidelity detection opportunities.
Assist in triage of detection hits to understand alert quality and identify tuning needs.
Collaborate with senior detection engineers and threat intelligence teams to understand adversary behaviors and translate them into detection logic.
Conduct retrospective testing of new detections against historical data.
Document rule logic, associated TTPs, and use case rationale.
Participate in content validation exercises using benign or simulated malicious activity.
Stay current with emerging threats, tools, and attacker techniques.
Support operational tuning and the reduction of alert fatigue through logic refinement.
Contribute to knowledge sharing and internal documentation.
Skills & Ability
Bachelors degree in Cybersecurity, Computer Science, or related field preferred (or equivalent hands-on experience).
0-2 years in a detection engineering, threat hunting, or SOC engineering role.
Previous experience in a MSSP or large enterprise SOC environment highly preferred.
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Primary Location

LK-1-Colombo

Schedule

Full Time

Employee Status

Individual Contributor

Job Type

Experienced

Travel

Job Posting

14/05/2026, 5:12:04 AM

About Virtusa

Virtusa is a global product and platform engineering services company that makes experiences better with technology. We help organizations grow faster, more profitably, and more sustainably by reimagining enterprises through domain-driven solutions. We combine strategy, design, and engineering, backed by unmatched expertise at the intersection of industry, business, and technology to generate real-world business impact for clients.

Headquartered in Massachusetts with global delivery centers, Virtusa provides a broad range of services, solutions, and assets, including strategy and design, AI advisory and services, digital engineering, data and analytics, digital assurance, cloud and security, cx transformation and managed services across industries such as financial services, healthcare, communications, media, entertainment, travel, manufacturing, and technology.

Industry

IT & Software

Company Size

10,000+ employees

Headquarters

Southborough, MA

Year Founded

1996

Website

virtusa.com

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