Junior Information System Security Officer
Listed on 2026-01-27
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IT/Tech
Cybersecurity, Information Security, IT Consultant
Description
Leidos Dynetics, within our Corporate Information Security office, reporting through our Digital Modernization sector, is seeking a talented Junior 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, Dynetics provides responsive, cost-effective engineering, scientific and IT solutions.
In this role, you 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.
Primary Responsibilities- Supporting assessing and monitoring system compliance, auditing, security plan development and delivering information systems security education and awareness
- Assist with investigating information system security violations and help prepare reports specifying corrective and preventative actions
- Support the creation, review and update of cybersecurity documentation and other technical writing
- Support the auditing of information systems to ensure compliance with security policies and procedures while reporting any discrepancies to the 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 Configuration Management (CM) requests of all associated hardware, software, and security relevant functions are maintained and documented as part of CCB approval process.
- Assisting with sanitization and release of hardware in accordance with security policies or Authorizing Official (AO) guidance.
- Testing, evaluating and application of required technical security controls and periodic inspections of information systems.
- Bachelor's Degree and a minimum of two years' relevant experience; equivalent years of relevant work experience and certifications may be considered in lieu of degree.
- Must possess current CompTIA Security+ CE certification or equivalent.
- At least 1 year of applicable, related experience in computer-related discipline
- 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)
- Experience working with and/or supporting computer technologies (such as databases, operating systems, computer network hardware, software programs, hardware troubleshooting or electronics)
- Some understanding of security configurations across multiple operating systems in various environments, including Windows, Linux, utilizing Active Directory/Group Policy, Delinea, etc. is required.
- Candidate must be highly organized, self-motivated with excellent documentation and time management skills and
- Must possess the ability to communicate well with others and work with minimal supervision.
- Some Experience with IT (Windows, Linux) and/or security related certifications
- Experience working in DoD classified operating and/or laboratory environments
- Some Experience with various information system security tools that address vulnerability analysis and mitigation. These may include SPLUNK, Solar Winds, Trellix, Tenable, SCAP.
- Familiarity with implementation of Government directives and policies derived from NIST, STIG, DoD, or other Government Regulatory compliance standards within a professional industry
- Familiarity in the execution of the Assessment & Authorization processes, as defined within the Risk Managed Framework (RMF), eMASS
- Ability to support technical security consultation for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT) with Team support
- Familiarity with the execution and management of cyber incident response; preservation, containment, and eradication
Note:
This posting contains general information and does not constitute a promise of employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos is an equal opportunity employer/disability/vet.
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