Host-Based Security System Specialist

4 days ago

Washington DC USA, United States ManTech International Corporation Full time
Secure Our Nation, Ignite Your Future

At ManTech International Corporation, we're seeking a highly motivated and customer-oriented Host-Based Security System (HBSS) Support Specialist to join our team in the DMV area. This is an onsite position with opportunities in Washington, DC, Northern Virginia, and Maryland.

Responsibilities:
  • Provide operational and technical engineering support for ManTech's SOC Security Team, including implementation, testing, integration, and sustainment of information technologies in SOC environments across multiple customer multilevel domains.
  • Manage, deploy, and troubleshoot HBSS clients for Windows, Solaris, and Linux systems.
  • Provide operational support and system administration on HBSS servers, including upgrades and patches for clients.
  • Perform vulnerability scans, troubleshoot and fix scan issues, and ensure hardware/software compatibility.
  • Work with multiple domains, network and cloud security zones, subnetting, virtual routing and forwarding (VRF), and virtual local area network (VLAN) environments.
  • Adhere to mission architecture, SOPs, and Implementation Plans to fully operationalize HBSS as per Federal policies and standards, as well as customer directives.
  • Monitor HBSS client activity using dashboards and queries, analyze certification tests, evaluate vulnerabilities, and recommend security countermeasures to mitigate risks.
Basic Qualifications:
  • 5 years of position-specific relevant experience.
  • Bachelor's degree in an IT-related discipline.
  • DoD IAT Level III (CISSP, CASP+CE, CCNP Security, CISA, CISSP, GCED, GCIH, CCSP) within 6 months of commencing work on the Task Order.
  • Experience in TCP/IP, common networking ports and protocols, traffic flow, system administration, OSI model, defense-in-depth, and common security elements, and malware and other threats targeting large government enterprises.
  • Experience performing DoD military active duty or defense contractor work with designated End Point security solutions, HBSS capabilities, and HBSS/McAfee ePolicy Orchestrator (ePO) operations.
Preferred Qualifications:
  • Experience with Computer Network Defense (CND) within a Computer Incident Response organization.
  • Demonstrated understanding of the life cycle of network threats, attacks, attack vectors, and methods of exploitation with an understanding of intrusion set tactics, techniques, and procedures (TTPs).
  • Advanced knowledge of TCP/IP, common networking ports and protocols, traffic flow, system administration, OSI model, defense-in-depth, and common security elements.
  • Experience analyzing high volumes of logs, network data (e.g., Netflow, Full Packet Capture), and other attack artifacts in support of incident investigations and in-depth knowledge of architecture, engineering, and operations of at least one enterprise SIEM platform (e.g., Google Chronicle, ArcSight, Splunk, Nitro/McAfee Enterprise Security Manager, QRadar, LogLogic).
  • Experience and proficiency with any of the following: Anti-Virus, HIPS/HBSS, IDS/IPS, Full Packet Capture, Network Forensics. Experience with malware analysis concepts and methods and Unix/Linux command line.
Clearance Requirements:
  • This role requires an active TS/SCI clearance.
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.

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