Senior Splunk Engineer – TS/SCI, CI Poly

Optiv + ClearShark

Senior Splunk Engineer implementing and optimizing security operations for Optiv + ClearShark, a U.S. federal cybersecurity and IT solutions provider.

Posted 8/12/2026full-timeAlexandria • District of Columbia, Maryland, Virginia • 🇺🇸 United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in implementing and optimizing the Splunk platform for security operations, including developing custom playbooks and reports. Possesses strong knowledge of cybersecurity concepts and experience in classified environments, with a focus on collaboration and problem-solving.

Highest-signal resume keywords

Splunk Platform ManagementSecurity Certification (Security+, CISSP)Splunk Core CertificationLinux and Scripting (Python, Ansible, Terraform, JSON)Experience in Security Operations Center (SOC)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Splunk Platform ManagementCustom Playbook DevelopmentSplunk Report CreationTroubleshooting Splunk InstancesLinuxPythonAnsibleTerraformJSONSplunk SOAR Deployment

Soft Skills

Interpersonal SkillsCollaborative TeamworkClear CommunicationProblem-SolvingAttention to Detail

Tools & Technologies

SplunkCribl StreamSIEMCybersecurity ToolsSecurity Operations Center (SOC)

Certifications & Qualifications

TS/SCI with CI PolygraphSecurity+CISSPSplunk Core CertificationSplunk IT Service Intelligence (ITSI) Certification

Industry Keywords

Classified EnvironmentsCybersecurityIdentity ManagementInfrastructure ConceptsGovernment Experience

Tech Stack

Tools & technologies

AnsibleCyber SecurityLinuxPythonSplunkTerraformTypeScript

About the role

Key responsibilities & impact

Implement, manage, and optimize the Splunk platform to automate and orchestrate security operations
Develop custom playbooks for various stakeholders
Integrate Splunk with other security tools
Enhance the organization's overall security posture
Create custom Splunk reports, dashboards, and content according to customer requirements
Troubleshoot Splunk instances
Execute tasks outlined in the scope of work and follow standard operating procedures with minimal oversight
Work with clients to analyze and understand their needs and objectives
Serve as the escalation level for complex issues
Aid Associate, Level I, and Level II Engineers on sophisticated tasking

Requirements

What you’ll need

Currently holds a TS/SCI with CI polygraph
Security certification (e.g., Security+, CISSP) required
7–10 years of related work experience required
Experience operating in classified environments
Strong understanding of identity, SIEM, cybersecurity, and infrastructure concepts
Splunk Core certification required
Splunk IT Service Intelligence (ITSI) certification desired
Splunk Certified Architect/Consultant preferred
Experience with, or interest in learning, deploying, and maintaining Splunk SOAR
Experience with, or interest in learning, deploying, and maintaining Splunk Enterprise Security
Experience with, or interest in learning, deploying, and maintaining Cribl Stream
Strong Linux and scripting experience, including Python, Ansible, Terraform, and JSON
Experience working in a Security Operations Center (SOC)
Initial understanding of leadership concepts and ideas
Strong interpersonal skills and ability to work collaboratively in a team
Ability to clearly communicate complex messages to varied audiences
Excellent problem-solving skills with keen attention to detail
Willingness to travel to meet client needs
Open to government workers and/or candidates with government experience

Benefits

Comp & perks

Work/life balance
Professional training resources
Creative problem-solving and the ability to tackle unique, complex projects
Volunteer opportunities
"Optiv Chips In" encourages employees to volunteer and engage with their teams and communities
The ability and technology necessary to productively work remotely/from home (where applicable)