Sr. Splunk Engineer - TS/SCI with CI Poly | Chantilly, VA

Optiv; Virginia, Northern (IL, KY); On-site; USD 150,000 - 190,000; Full time

Benefits offered by this job

Remote work option

Professional training resources

Job summary

Optiv is seeking a Sr. Splunk Engineer (TS/SCI with CI poly) to join our cybersecurity team in a primarily on-site capacity in Chantilly, VA area.

You will implement, manage, and optimize the Splunk platform, develop custom content, and integrate with other security tools to elevate the client security posture. The role requires extensive Splunk proficiency, Core ITSI/ES certifications, and strong Linux scripting skills.

Qualifications

• 7–10 years of related work experience.
• Experience operating in classified environments.
• Strong understanding of identity, SIEM, cybersecurity, and infrastructure concepts.
• Splunk Core certification required.

Responsibilities

• Create custom Splunk reports, dashboards, and content per customer requirements.
• Troubleshoot Splunk instances.
• Support and guide Associate and Level I/II Engineers on tasks.
• Work with clients to understand needs and objectives.
• Escalate complex issues when needed.

Skills

Splunk

SIEM

Security operations

Linux

Python

Ansible

Terraform

JSON

Splunk ITSI

Splunk SOAR

Splunk Enterprise Security

Cribl Stream

Tools

Splunk Core

Splunk ITSI

Splunk Enterprise Security

Cribl Stream

Job description

## Sr. Splunk Engineer - TS/SCI with CI Poly | Chantilly, VAApplylocations: Alexandria, Virginia: Columbia, Maryland: Washington, District of Columbiatime type: Full timeposted on: Posted 3 Days Agojob requisition id: 2026-13974Optiv + ClearShark is looking for a highly skilled Sr. Splunk Engineer to join our cybersecurity team. The ideal candidate will be responsible for implementing, managing, and optimizing the Splunk platform to automate and orchestrate security operations. This role requires expertise in developing custom playbooks for various stakeholders, integrating with other security tools, and enhancing the overall security posture of the organization.**How you’ll make an impact*** Create custom Splunk reports, dashboards, and content per customer requirements.* Ability to troubleshoot Splunk instances.* Execute all 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 as necessary.* Aid Associate, Level I, and Level II Engineers on sophisticated tasking.**What we’re looking for*** Currently holds a TS/SCI with CI polygraph.* Security Certification (i.e, Security+, CISSP, etc) 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.* Robust understanding of identity, SIEM, cybersecurity, and infrastructure concepts.* Strong Linux and scripting (Python, Ansible, Terraform, JSON, others) experience.* Experience working in a Security Operations Center (SOC).* Experience operating in classified environments.* 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 a variety of audiences.* Excellent problem-solving skills with a keen attention to detail.* Willingness to travel to meet client needs.* Open to government workers and/or government experience.**What you can expect from Optiv*** 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)**EEO Statement**Optiv + ClearShark is an equal opportunity employer. All qualified applicants for employment will be considered without regard to race, color, religion, sex, gender identity or expression, sexual orientation, pregnancy, age 40 and over, marital status, genetic information, national origin, status as an individual with a disability, military or veteran status, or any other basis protected by federal, state, or local law.Optiv + ClearShark respects your privacy. By providing your information through this page or applying for a job at Optiv + ClearShark, you acknowledge that Optiv + ClearShark will collect, use, and process your information, which may include personal information and sensitive personal information, in connection with Optiv + ClearShark’s selection and recruitment activities. For additional details on how Optiv + ClearShark uses and protects your personal information in the application process, click here to view our Applicant Privacy Notice. If you sign up to receive notifications of job postings, you may unsubscribe at any time.