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Cybersecurity Threat Hunter

MANTECH

Today
Dept of Homeland Security
Unspecified
Unspecified
IT - Security
Stennis Space Center, MS (On-Site/Office)

ManTechseeks a motivated, career and customer-oriented Mid-level Cybersecurity Threat Hunter to join our team in Stennis, MS.

Responsibilities include, but are not limited to:
  • Collaborate with incident response teams to investigate, analyze, and remediate identified threats.
  • Identify and assess the capabilities and activities of cyber criminals or foreign intelligence entities; design and administer procedures in the organization that sustains the security of the organization's data and access to its technology and communications systems.
  • Identify, deter, monitor, and investigate computer and network intrusions.
  • Provide computer forensic support to high technology investigations in the form of evidence seizure, computer forensic analysis, and data recovery.
  • Monitor and assess complex security devices for patterns and anomalies from raw events (DNS, DHCP, AD, SE logs), tag events for Tier 1 & 2 monitoring.
  • Proactively search for and identify cyber threats, including advanced persistent threats (APTs), that could compromise DHS networks and systems.
  • Analyze network traffic, system logs, and other data sources to detect anomalies and indicators of compromise (IOCs).


Minimum Qualifications:
  • 3+ years of experience in cybersecurity with a focus on threat hunting, threat analysis, or incident response and a Bachelor's degree in computer science, information technology, cybersecurity, or a related field of study.
  • An 8570 compliant certification, such as Certified Information Systems Security Professional (CISSP), GIAC Certified Incident Handler (GCIH), GIAC Certified Forensics Analyst (GCFA), GIAC Certified Intrusion Analyst (GCIA), or relevant certifications
  • Proficiency with threat hunting tools and platforms (e.g., Splunk, ELK Stack, CrowdStrike, Carbon Black).
  • Strong understanding of network protocols, system logs, and security event correlation.
  • Experience in analyzing malware, attack vectors, and threat actor TTPs.


Preferred Qualifications:
  • A master's degree
  • Experience working in a government or defense environment.
  • Familiarity with DHS policies and procedures.
  • Knowledge of broader cybersecurity frameworks (e.g., NIST, ISO 27001).


Clearance Requirements:
  • Must have a current/active Secret clearance with the ability to obtain and maintain a TS/SCI.
  • The ability to obtain and maintain a DHS EOD suitability is required prior to starting this position.


Physical Requirements:
  • Must be able to be in a stationary position more than 50% of the time
  • Must be able to communicate, converse, and exchange information with peers and senior personnel
  • Constantly operates a computer and other office productivity machinery, such as a computer
  • The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations
  • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
group id: RTX14564a
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About Us
For over half a century, we have been where our clients are: land, sea, air, space and cyberspace. We collaborate across sectors and capabilities to deliver next-generation technology, tools, training and seasoned personnel.
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