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Full time
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Senior Cyber Security Engineer

MANTECHChantilly, VA🇺🇸United StatesPosted 28 Jul 2026

Why This Role Stands Out

You can make a significant impact as a Senior Cyber Security Engineer by designing and maintaining resilient data solutions for a recognized leader in the industry. This hybrid role offers excellent opportunities for professional growth within a collaborative team environment, perfect for experienced cybersecurity professionals with a strong understanding of SIEM platforms and Linux systems. Apply today to contribute to mission-critical operations and advance your career.

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Chantilly, VA, United States
Posted
5 weeks ago
SplunkTCP/IP

Job Description

Senior Cyber Security Engineer | Chantilly, VA, United States | Hybrid

This employer is a recognized leader in providing mission-critical cybersecurity operations and data solutions. They are seeking a dedicated professional to enhance their team's capabilities in designing, deploying, and maintaining secure, resilient data collection and monitoring systems. The role offers a unique opportunity to contribute to an organization that enables informed decision-making across a complex enterprise.

The Role

  • Design, deploy, and maintain secure and resilient data collection and monitoring solutions.
  • Troubleshoot and resolve issues with data collection and system stability, performance, and usability.
  • Deploy, manage, and maintain Splunk Add-ons to support various data sources.
  • Develop comprehensive documentation, including engineering, security, and accreditation materials.
  • Implement and maintain strict role-based access controls for data security.
  • Design and deploy Splunk forwarders using centralized configuration management for consistent deployment.

What You'll Need

  • Bachelor’s degree or 4+ years of equivalent cyber experience.
  • 5+ years of experience in a cybersecurity role.
  • Proven experience with Security Information and Event Management (SIEM) platforms or Splunk.
  • Solid understanding of Linux systems administration, operating system security, TCP/IP networking, and network security concepts.
  • Knowledge of Certification and Accreditation (C&A) processes and DoD policy/technical security guidance.
  • DoD Directive 8570.1 IAT Level II or higher certification, or ability to obtain within six months.

What's On Offer

  • Opportunity to work on mission-critical cybersecurity operations.
  • Collaborative environment with opportunities for professional growth.
  • Exposure to advanced data collection and monitoring technologies.
  • Requirement for an active TS/SCI with Polygraph clearance, indicating high-level project involvement.

Apply via Haystack today!

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