Sr. Splunk / SIEM Engineer (TS Required)

Position SummaryAugust Schell is seeking a Senior Splunk / SIEM Engineer with advanced hands-on experience in designing, deploying, and maintaining large-scale Splunk environments. This role requires strong technical capabilities in troubleshooting complex system issues, creating custom dashboards, and managing Splunk clusters aligned with best practices. The candidate will support a Department of Defense customer from the Mark Center in Alexandria, VA (hybrid role).Minimum Qualifications (Knowledge, Skills, and Abilities)Bachelors degree in computer science, Information Systems, Information Assurance or other relevant field.At least five (5) years of experience in Splunk administration or engineering rolesKnowledge of Splunk architecture, deployment models, and indexing best practicesAt least ten (10) years of overall Cybersecurity experience. At least five (5) years of SIEM experience Experience with vulnerability scanning, STIGs, database tuning, and network virtualization technologiesProficiency in creating custom dashboards and advanced queriesMust hold a current Splunk Administrator CertificationMust possess a valid DoD 8570 IAT-II certification (ex. Security+)Active Top Secret clearance is required; must be able to maintain a Top Secret clearance.Strong problem-solving skills and ability to work independently or within a teamExcellent written and verbal communication skillsStand Out WithDoD 8570 CSSP Analyst Certification desiredFamiliarity with DevOps and automation tools such as Ansible or TerraformKnowledge of compliance frameworks and reporting (RMF, NIST 800-53)Experience with Enterprise Security (ES) and/or ITSI modules within SplunkExperience with ElasticFamiliarity with Linux and Windows server environmentsEssential Duties and ResponsibilitiesDeploy, configure, and maintain complex Splunk clusters across varied hardware platformsDevelop and optimize advanced Splunk dashboards and queries to support mission-critical operationsTroubleshoot and resolve issues within large-scale, complex Splunk environmentsImplement best practices for indexing, data transformation, and system architectureCollaborate with cybersecurity and network teams to integrate Splunk with enterprise monitoring solutionsSupport vulnerability and STIG scanning operations and interpret outputs for system complianceManage virtual environments including VRFs and VLANPerform system updates, patching, and ensure compliance with DoD cybersecurity requirementsDocument configurations and operational procedures for audit and continuity purposesPhysical Demands and Work EnvironmentThe physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this position. Reasonable accommodations may be made to enable individuals with disabilities to perform the functions.Prolonged periods of sitting at a desk and working on a computer.Work is primarily performed on-site (Alexandria, VA) at the customer site 3 days a week, remote work permitted 2 days a week.Standard in office conditions apply, though the role may require adapting to secure or compliance-sensitive environments as needed.Minimal distractions and noise levels typical of a secure government office and/or home office apply.NoteThis job description in no way states or implies that these are the only duties to be performed by the employee(s) of this position. Employees will be required to follow any other job-related instructions and to perform any other job-related duties requested by any person authorized to give instructions or assignments. All duties and responsibilities are essential functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities.Who we are...  August Schell offers 30 years of experience in providing our customers innovative solutions and engineering services to their most challenging needs. We thrive on navigating complex IT difficulties and are driven to find the best solutions for our customers. Our team delivers expert knowledge in cyber security, big data, endpoint security and cloud solutions. Our ability to serve our customers with continued excellence is a direct reflection of our dedicated and exceptional people. At August Schell, we are not only a team, we are a family. Equal Employment Opportunity:August Schell Enterprises Inc. is an Equal Employment Opportunity Employer. We are committed to providing a workplace that is free from discrimination and harassment based on race, color, religion, sex (including pregnancy, sexual orientation or gender identity), national origin, age, marital status, disability, protected veteran status or any other characteristic protected by applicable law.Accommodations:If you are an individual with a disability and would like to request a reasonable accommodation during the application or hiring process, please contact Human Resources at

Created: 2026-02-04