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Detection Jobs in Washington, DC (NOW HIRING)

MANTECH

Detection Engineering Lead

Mclean, VA · On-site

$103K - $136K/yr

MANTECH seeks a motivated and customer-oriented Cyber Detection Engineering Lead to join our team in McLean, VA . In this role you lead the mission to enhance cybersecurity detection and response ...

New

MANTECH

Detection Engineering Lead

Mclean, VA · On-site

$103K - $136K/yr

MANTECH seeks a motivated and customer-oriented Cyber Detection Engineering Lead to join our team in McLean, VA . In this role you lead the mission to enhance cybersecurity detection and response ...

New

Google

Security Engineer, Detection

Reston, VA · On-site

Google is seeking a Security Engineer for their Detection team, which is responsible for maintaining the safest operating environment for users and developers. In this role, you will design and ...

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Showing results 1-20

All JobsDetection JobsDetection Jobs in Washington, DC

Detection information

What is the difference between Detection vs Security Analyst?

AspectDetectionSecurity Analyst
Required CredentialsCertifications like CompTIA Security+, CEHSame certifications often required
Work EnvironmentMonitoring security systems, analyzing alertsInvestigating security incidents, reporting
Employer & Industry UsageUsed in cybersecurity teams across various industriesEmployed in IT security departments
Search & Comparison IntentUnderstanding detection roles in cybersecurityExploring security analyst responsibilities

Detection focuses on identifying security threats through monitoring and analyzing alerts, while Security Analysts investigate and respond to security incidents. Both roles require similar certifications and work in cybersecurity environments, but Detection is more about the identification process, whereas Security Analysts handle incident response and analysis.

Detection jobs near you
Infographic showing various Detection job openings in Washington, DC as of August 2026, with employment types broken down into 1% Internship, 79% Full Time, 16% Part Time, and 4% Contract. Highlights an 86% Physical, 3% Hybrid, and 11% Remote job distribution.

Detection Engineer

Arlington, VA • On-site

Accenture Federal Services
IT Services • 10K+ employees

8.7

Company rating: 8.7 out of 10

Based on 20 frontline employees who took The Breakroom Quiz

51st of 499 rated business services

People enjoy working here

Good employer

Recommended by parents

Learn more about Accenture Federal Servicesexternal

Full-time

Re-posted 4 days ago

Job description

Job Summary:
Accenture Federal Services is dedicated to strengthening the US federal government through technology and ingenuity. The Detection Engineer will work on the Cyber Incident Response Team (CIRT) to design, engineer, and implement security detection initiatives, developing detection logic and collaborating with teams to enhance security posture.
Responsibilities:
• Design, engineer, and implement security detection initiatives under the cybersecurity team lead.
• Develop new detection logic for SIEM (Microsoft Sentinel) and network security platforms (Cisco FirePower, IDS/IPS), incorporating AI-driven tooling where applicable.
• Write and optimize KQL queries for Sentinel to improve detection fidelity and reduce false positives.
• Tune detection sets to raise security-relevant events for triage and response teams.
• Maintain version control of detection logic using Git and GitHub workflows for collaborative development and auditability.
• Bridge the gap between network engineering and cybersecurity teams to advocate for secure network designs and maximize security device capabilities.
• Conduct technical briefings to enhance team awareness of network architecture and detection strategies.
• Collaborate with operations and management to recommend improvements to security posture and ensure compliance with industry and federal standards (e.g., NIST, CISA).
Qualifications:
Required:
• U.S. Citizenship required
• Bachelor’s degree in Cybersecurity, Computer Science, or related field (or equivalent experience)
• 6 + years experience in information security or equivalent combination of education and work experience
• 2+ years experience performing event and log analysis across enterprise security tools (AV, IDS/IPS, Firewalls, Active Directory, Web Proxies, DLP, SIEM)
• Hands-on experience with Microsoft Sentinel & KQL (minimum 1 year)
• Hands-on experience with Cisco FirePower and IDS/IPS configuration (minimum 1 year)
• Hands-on experience with SIEM platforms (Sentinel preferred)
• Detection engineering: designing and tuning signatures for IoCs and IoAs
• Packet and malware analysis using tools like Wireshark
• Git and GitHub for detection code version control and collaborative workflows
• Scripting and parsing (regex, PowerShell, Python, grep, sed, awk)
• TCP/IP, application layer protocols, and Windows/Linux internals
• MITRE ATT&CK framework for detection mapping
Preferred:
• Threat hunting and automation experience
• Familiarity with cloud security monitoring (Azure, AWS)
• Certifications such as GIAC GCIA, GCED, or Microsoft Security Operations Analyst Associate
Company:
Accenture Federal Services is a leading US federal services company and subsidiary of Accenture. Founded in 1989, the company is headquartered in Arlington, USA, with a team of 10001+ employees. The company is currently Late Stage.

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