MANTECH · 1 day ago
Senior Cyber Security Engineer
Chantilly, VA
Full-time
Onsite
Senior Level
5+ years expMANTECH is seeking a motivated, career and customer-oriented Senior Cyber Security Engineer to join their team in Chantilly, VA. In this role, you will support mission-critical cybersecurity operations by designing, deploying, and maintaining secure data collection and monitoring solutions that enable informed decision-making across the enterprise.
Telecom & CommunicationsCyber SecurityInformation TechnologySecurityTelecommunications
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Troubleshoot new and existing data collection issues to ensure accurate and reliable ingestion of security-relevant data
Diagnose and resolve system issues that impact stability, performance, or usability
Deploy, manage, and maintain supported and unsupported Splunk Add-ons required for specific data sources
Develop and maintain documentation, including Body of Evidence (BOE) artifacts, engineering documentation, change management records, system security plans, and accreditation materials, as required
Deliver a comprehensive Splunk deployment document detailing specifications, deployment methods, and architectural considerations for production environments
Implement and maintain strict role-based access control to ensure data is accessible on a validated need-to-know basis
Design and deploy Splunk forwarders using centralized configuration management through the Splunk Deployment Server to support rapid and consistent deployments
Qualification
Required
Bachelor's degree, or 4+ additional years of cyber experience in lieu of a degree
5+ years of experience in a cybersecurity role
Experience with Security Information and Event Management (SIEM) platforms and/or Splunk
Knowledge of Linux systems administration, general operating system security practices, TCP/IP networking, and network security concepts
Knowledge of Certification and Accreditation (C&A) processes
Knowledge of DoD policy and technical security guidance for information systems
DoD Directive 8570.1 IAT Level II or higher certification, or the ability to obtain within six (6) months
Splunk certification is required
An active TS/SCI with Polygraph is required
Preferred
Experience with Linux distributions, including Red Hat and CentOS
Experience with AWS or other cloud environments
Knowledge of ICS 500-27 audit collection requirements
Familiarity with Enterprise Security Services, Host Based Security Services, Enterprise Vulnerability Scanning Services, and User Activity Monitoring (UAM)
Ability to modify feed creation to ingest customer logs in standardized formats to meet policy and compliance requirements
Company
MANTECH
ManTech is a technology company that offers cyber, IT, and data analytics technologies and solutions for security programs.
5001-10000 employees
Funding
Current Stage
Public CompanyTotal Funding
unknown2022-05-16Acquired
2002-02-07IPO
Leadership Team
Matt Tait
Chief Executive Officer & President
Gavin Greene
VP of Business Development
Recent News
2026-01-16
Washington Technology
2025-12-11
GlobeNewswire
2025-12-10
Company data provided by crunchbase