Information System Security Officer job opportunity at Leidos.

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Leidos Information System Security Officer
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degreeAssociate
loacation Huntsville, AL, United States Of America
loacation Huntsville, AL....United States Of America

Leidos Dynetics, within our Corporate Information Security Office and reporting through our Digital Modernization sector, is seeking a talented Information System Security Officer (ISSO) to join a diverse team to create unique solutions for complex problems. With offices across the United States engaging in the defense, space, cyber and commercial fields, Leidos Dynetics provides responsive, cost-effective engineering, scientific and IT solutions. The Information System Security Officer (ISSO) will be responsible for supporting our Classified Information System Cybersecurity/information Assurance Program. You will report to the Information System Security Manager (ISSM) on all aspects of classified information system security compliance. Location: All work will be performed on-site in our Huntsville, AL office Clearance: Primary Responsibilities The ISSO's primary duties will consist of managing the day-to-day compliance of our classified information systems by: Auditing information systems to ensure compliance with security policies and procedures while reporting any discrepancies to the ISSM, P-ISSM, ISO or FSO. Assisting in the Risk Management Framework (RMF) authorization process by developing and maintaining artifacts for the IS Body of Evidence (BoE). Reviewing and approving Configuration Management (CM) requests, within delegated authority, for all related hardware, software, and security‑relevant functions, ensuring proper documentation and maintenance throughout the CCB approval process Assisting with sanitization and release of hardware in accordance with security policies or Authorizing Official (AO) guidance. Testing/evaluation and application of required technical security controls and periodic inspections of information systems Assessing and monitoring system compliance, auditing, security plan development and delivering information systems security education and awareness Investigating information system security violations and help prepare reports specifying corrective and preventative actions Conducting technical and administrative assessments Integrating new cybersecurity processes, procedures, and tools Support the creation, review and update of cybersecurity documentation and other technical writing Basic Qualifications Bachelor's degree coupled with a minimum of four years' applicable, related experience; Associate with six years' or Master's and two years. Equivalent relevant experience and/or certifications may be considered in lieu of degree. Must possess CompTIA Security+ CE certification Currently hold active DoD Secret clearance with ability to obtain Top Secret. Relevant Experience Considered: Cybersecurity, systems security or hardening, Information Technology Compliance-based auditing using the Risk Management Framework (RMF), DCSA Assessment and Authorization Guide (DAAG), National Industrial Security Program Operating Manual (NISPOM) Working with and/or supporting computer technologies (such as: databases, operating systems, computer network hardware, software programs, hardware troubleshooting or electronics) Physical security, Project or program management, office management, senior administration, or account management Security configurations across multiple operating systems in various environments, to include Windows, Linux, utilizing Active Directory/Group Policy, Delinea, etc. is required. Organization and self-motivation with excellent documentation skills and the ability to work with minimal supervision. Preferred Qualifications       Experience with IT (Windows, Linux) and/or security related certifications (CISSP, CISM, CISA, etc.) is preferred. Experience working in DoD classified operating and/or laboratory environments Experience with various information system security tools that address vulnerability analysis and mitigation. These may include SPLUNK, Trellix, SolarWinds, Tenable, SCAP, STIG Viewer. Familiarity with implementation of Government directives and policies derived from NIST, STIG, DoD, or other Government Regulatory compliance standards within a professional industry Experience in the execution of the Assessment & Authorization processes, as defined within the Risk Managed Framework (RMF), eMASS Experience providing technical security consultation for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT) Familiarity with the execution and management of cyber incident response; preservation, containment, and eradication 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: March 6, 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 $87,100.00 - $157,450.00 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.

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