Mid-level Cybersecurity Threat Hunter

General information

Requisition # R58854 Locations USA-MS-Stenis Posting Date 03/03/2025 Security Clearance Required Secret Remote Type Onsite Time Type Full time

Description & Requirements

Transform the future of federal services with ManTech! Join a vibrant, energetic team committed to enhancing national security and public services through innovative tech. Since 1968, we’ve partnered with Federal Civilian sectors to deliver impactful solutions. Engage in exciting projects in Digital Transformation, Cybersecurity, IT, Data Analytics and more. Ignite your career and drive change. Your journey starts now—innovate and excel with ManTech!

ManTech seeks 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.

ManTech International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with ManTech, please email us at careers@mantech.com and provide your name and contact information.