Senior Splunk Engineer

Leidos has an immediate need for a Splunk Engineer SME for a new customer on a highly-visible and strategic Cybersecurity Task Order. Responsibilities Conceptualize, design, build, and maintain current and future customer-supported tools and platforms. Manage multiple assignments, changing priorities, and work independently with little oversight. Develop data storage, access, and retention strategies for a large IT enterprise using industry standards and best practices to advise customer executive-level stakeholders. Design, build, implement, and administer Splunk infrastructure in on-premise and cloud environments. Create, manage, and support automation solutions for Splunk deployment and orchestration in on-premise and cloud environments. Work with existing and custom Splunk applications and add-ons to fulfill customer needs. Provide overall engineering and design support for a distributed Splunk environment consisting of heavy forwarders, indexers, and search head servers, spanning security, performance, and operational roles. Onboard data to Splunk via forwarder, scripted inputs, TCP/UDP, and modular inputs from various sources. Normalize data to ensure CIM compliance, and develop data models to accelerate queries, dashboards, and correlation searches. Work closely with all relevant stakeholders to solve technical problems at network, system, and application levels. Conduct periodic architectural reviews of Splunk and related systems to assess effectiveness and propose optimal installation alternatives as required. Develop and manage comprehensive documentation, artifacts, procedures, and processes for the optimal management of the Splunk infrastructure. Qualifications Bachelor’s Degree and 12–15 years of experience in system administration, database administration, network engineering, software engineering, or software development with a concentration in Cybersecurity (additional years of experience and cyber certifications may be considered in lieu of a degree). 12–15 years of experience with Linux and Windows system administration or an expert understanding of operating systems and common operating environments. Ten years of experience with Splunk in distributed deployments. Current Splunk Enterprise Certified Architect certification. Excellent written and oral skills, ability to work closely with multiple customers, manage expectations, and track engagement scope. Experience implementing FISMA, NIST, NSA, and other information security, cybersecurity, and CDM-related industry policies, procedures, guidelines, standards, and best practices. Expert-level knowledge and ability with Splunk Enterprise Security or integration with other Security Information and Event Management (SIEM) platforms. Extensive experience with advanced configuration of Splunk, including Indexer Clustering and Search Head Clustering. Proficient at data onboarding activities including routing, parsing, and normalizing events to the Splunk Common Information Model (CIM). Proficiency onboarding data using Splunk-developed add‑ons for Windows, Linux, and common third‑party devices and applications. Experience onboarding data into Splunk via forwarder, scripted inputs, TCP/UDP, and modular inputs from a variety of sources. Proficiency managing Splunk using command‑line interface. Proficiency managing Splunk using configuration files. Experience collaborating with separate engineering teams to configure data sources for Splunk integration. Intermediate understanding of SQL and common SQL dialects. Proficiency implementing and onboarding data in Splunk DB Connect. Experience with Splunk performing systems administration, including installation, configuration, monitoring system performance and availability, upgrades, and troubleshooting. General networking and security troubleshooting (firewalls, routing, NAT, etc.). Splunk architecture, design, implementation, and troubleshooting experience. Experience managing, maintaining, and administering multi‑site indexer clusters. Proficiency developing log ingestion and aggregation strategies per Splunk best practices. Perform integration activities to configure, connect, and pull data with third‑party software APIs. Experience implementing and optimizing Splunk data models. Proficient in regular expressions. Scripting and development skills (Bash, Python, or PowerShell). Ability to autonomously prioritize and successfully deliver across a portfolio of projects. Department of Homeland Security ESOC employees must obtain an Entry on Duty (EOD) clearance. Preferred Certifications Splunk Certified Consultant Splunk Certified Architect CASP, GCWN, GISF, GSSP, GICSP, CCNP, CCNP Security, CCIE Security, CEH, ENSA, ECSP, MCSE, VCP, BCAP, VCIX, VCDX, RHCA, RHCE #J-18808-Ljbffr Leidos Inc