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Senior Splunk Cyber Security Engineer

MANTECH

MANTECH seeks a motivated, career, and customer-oriented Senior Splunk Cyber Security Engineer to join our team in Chantilly, VA.

In this role, you will support a mission-critical initiative and contribute directly to cybersecurity operations through the administration and engineering of a large enterprise Splunk environment. This position is ideal for professionals with strong hands-on experience in system integration, data management, and cyber defense initiatives. You will play a key role in maintaining and tuning Splunk systems, while collaborating with technical teams and cyber analysts across a dynamic enterprise environment.

Responsibilities include, but are not limited to:

  • Managing the day-to-day operation of large enterprise Splunk deployments
  • Troubleshooting data collection issues and resolving system conditions affecting stability or integrity
  • Deploying and maintaining both supported and unsupported Splunk add-ons
  • Executing Splunk Enterprise upgrades and patches
  • Configuring and deploying Splunk forwarders using centralized management tools
  • Maintaining and tuning Splunk Enterprise Security (ES) content and performance
  • Managing knowledge objects, data models, dashboards, alerts, and operational content
  • Supporting API integrations and external system connectivity
  • Developing and maintaining detailed engineering and compliance documentation
  • Contributing to Splunk deployment and architecture diagrams and system documentation

Minimum Qualifications:

  • Bachelor’s degree, or 4+ additional years of cybersecurity experience in lieu of a degree
  • 5+ years of experience in an enterprise and/or cybersecurity-focused environment
  • Experience with Splunk administration and engineering
  • Experience with Splunk Enterprise Security (ES) operations and configurations
  • Proficiency with Unix and Windows environments
  • DoD 8570 IAT Level II certification (e.g., Security+, CCNA-Security, GSEC)

Preferred Qualifications:

  • Splunk certifications such as Architect, Consultant I/II, Admin, or Power User
  • Experience with scripting or programming languages (e.g., Bash, Python, Java, Perl, .NET)
  • Familiarity with developing and deploying operational and security use cases within Splunk

Clearance Requirements:

  • Must have a current/active TS/SCI with CI Polygraph

Physical Requirements:

  • Must be able to remain in a stationary position 50% of the time
  • Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers via email, phone, or virtual communication, which may involve delivering presentations
Vacancy posted 7 hours ago
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