Network Defense Analyst

Secure our Nation, Ignite your Future

ManTech is seeking a Cyber Network Defense (CND) Analyst in Herndon, VA. As a CND Analyst on our team, you will use your expertise in Host Based Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS) and specialized network defense to provide innovative and creative solutions to challenging cyber security problems. You will utilize the latest cyber tools available and assist with creating new ones while allowing you to advance the nation's information security posture.

Responsibilities include, but are not limited to:

• Provide malicious code detection, intrusion detection, and information security tool development and integration.
• Utilize forensic analysis to identify malware, misuse, and/or unauthorized activity.
•  Investigate and report on virus and malware alerts or incidents to determine root cause, entry point of code and damage risk.
• Analyze all data sources, including Internet, Intelligence Community (IC) reporting, security events, firewall logs, and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concerns.
• Track intelligence using open source and classified sources to identify malicious code threats and provide solutions to counteract that threat.
• Manage and administer the tuning of rules, signatures, and custom content for CND applications and systems and identify potential conflicts with implementation of any CND tools within the enterprise and develop recommendations to remediate these conflicts
• Provide logical use case development.
• Provide and track requirements to engineering partners.
• Identify gaps in visibility or coverage of cyber defense systems.
• Prepare data analytics and reporting.

Required Qualifications:

• 2+ years of experience in Network Defense, Network Operations, Cybersecurity, Network Engineering, Security Engineering, Information Security, Systems Architecture or Data Analysis
• Experience writing script in programming languages such as Python, JavaScript, Yara or Snort
• Experience using SIEM tools for case development and application
• Experience with network security applications, protocols, and associated hardware
• Experience with one or more of the following classes of enterprise cyber defense technologies:

- SIEM systems

- SysMon

- Network and Host based IDS and IPS

-  Network and host-based malware detection and prevention

-  Endpoint Detection & Response (EDR) and Network Detection & Response (NDR)

-  Network and Host malware detection and prevention (EDR/NDR) tools

-  Forensics tools and applications

-  Web/Email gateway security technologies

-  Security Orchestration, Automation and Response (SOAR)

- Cloud Based platforms such as Azure, AWS, or Google

Preferred Qualifications:

• Experience working with MITRE ATT&CK
• Experience with Splunk or Splunk Enterprise Security
• Ability to demonstrate interpersonal, organizational, writing, communications, and briefing skills
• Ability to effectively use analytical and problem-solving skills

Clearance requirement: Active/Current TS/SCI with polygraph

Physical Requirements: Must be able to remain in a stationary position 50%

SKN.7.23

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physic