Arlington, United States
Detection Engineer
Accenture Federal Services · Arlington · United States
Posted: 2/27/2026 · Last checked: 10/12/2026
Job description
Quoted in full from Accenture Federal Services's job posting. Gavroche does not edit it.
The Detection Engineer will work on the Cyber Incident Response Team (CIRT) within the Information Security organization.
Responsibilities include:
- 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).
What You Need:
- 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)
- Cisco FirePower and IDS/IPS configuration (minimum 1 year)
- 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
Bonus If You Have:
- Threat hunting and automation experience
- Familiarity with cloud security monitoring (Azure, AWS)
- Certifications such as GIAC GCIA, GCED, or Microsoft Security Operations Analyst Associate
As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Connecticut, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Ohio, Vermont, Virginia, Washington, and the District of Columbia. The base pay range for this position in these locations is shown below. Compensation for roles at Accenture Federal Services varies depending on a wide array of factors, including but not limited to office location, role, skill set, and level of experience. Accenture Federal Services offers a wide variety of benefits. You can find more information on benefits here. We accept applications on an on-going basis and there is no fixed deadline to apply.
New openings in Arlington, by week
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347 openings over 12 weeks, by the week they were published.
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