Splunk Enterprise and Enterprise Security Administrator Location: Suitland, MD Clearance Required: Active TS/SCI Leidos is seeking a Splunk Enterprise and Enterprise Security Administrator in Suitland, MD to maintain the NAVINTEL SIEM environment, engineer detection logic, develop dashboards, and support SOC operations. Primary Responsibilities • Administer Splunk Enterprise, Enterprise Security, CIM compliance, correlation searches, RBAs, dashboards, and data models. • Onboard new data sources and ensure quality, parsing, and normalization. • Support incident response, threat hunting, detection engineering, and content governance. • Produce operational reports, posture summaries, dashboards, and detection documentation. Required Qualifications • Bachelor’s degree in CS, IT, IA or a related area with 8+ years of experience or a Master’s degree with 6+ years of experience. Additional experience may be considered in lieu of a degree. • Active TS/SCI security clearance. • Demonstrated experience supporting Computer Network Defense (CND) operations and technologies. • 6+ years professional experience in Splunk, Splunk Add-ons and Apps, and Splunk TA and Universal Forwarder installation, integration, configuration, administration, maintenance, and performance of RMF functions. • Deep experience with Splunk Enterprise/ES, search processing language (SPL), CIM mapping, dashboards, and Linux administration. • Experience supporting SOC workflows and SIEM tuning. Required Certifications: • DoD 8570 CSSP Infrastructure Support certification category (e.g., CEH, CySA+, CASP+, CISSP). NITESONI DABAOPP1 If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: September 9, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $107,900.00 - $195,050.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.