Information System Security Officer (ISSO) Mid - Top Secret Clearance Required

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next. Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests. Requisition #: 1916 Job Title: Information System Security Officer (ISSO) - Mid Location: Washington, DC Clearance Level: TS with SCI eligibility required to start job Required Certification(s): One of the following: CISSP, CASP+, CISM, CCSP, CAP, or AWS/Azure security certifications.<span data-ccp-props="{"335559739":0}"> Job Description Agile Defense is seeking an experienced Information System Security Officer (ISSO) to support the FBI ISSO/ISSE Program Management. The ISSO will support the development, implementation, and ongoing refinement of a methodology for categorizing and organizing FBI information technology systems based on security, operational, and mission-related factors.<span data-ccp-props="{"335559739":0}"> This role will help ensure systems are consistently grouped according to attributes such as classification level, FIPS-199 categorization, hosting environment, CNSS 1253 overlays, data types, and business function. The ISSO will also support labor mapping, chargeback/cost recovery reporting, and documentation requirements associated with the call order.<span data-ccp-props="{"335559739":0}"> The ideal candidate will bring experience in federal cybersecurity compliance, risk management, RMF, GRC tools, and stakeholder coordination in a complex, mission-driven environment.<span data-ccp-props="{"335559739":0}"> Key Responsibilities: <span data-ccp-props="{"335559739":0}"> - Support development and maintenance of a documented methodology to categorize FBI IT systems based on:<span data-ccp-props="{"335559739":0}"> - Classification level<span data-ccp-props="{"335559739":0}"> - FBI division supported<span data-ccp-props="{"335559739":0}"> - National Security System designation<span data-ccp-props="{"335559739":0}"> - FIPS-199 impact level<span data-ccp-props="{"335559739":0}"> - Hosting location (on-premises, Azure, AWS)<span data-ccp-props="{"335559739":0}"> - CNSS 1253 overlays<span data-ccp-props="{"335559739":0}"> - Data types managed<span data-ccp-props="{"335559739":0}"> - Mission/business function<span data-ccp-props="{"335559739":0}"> - Other evolving policy or operational criteria<span data-ccp-props="{"335559739":0}"> - Apply the methodology across assigned systems in accordance with task order timelines.<span data-ccp-props="{"335559739":0}"> - Ensure methodology aligns with applicable standards and guidance, including:<span data-ccp-props="{"335559739":0}"> - FIPS-199<span data-ccp-props="{"335559739":0}"> - NIST RMF and related NIST publications<span data-ccp-props="{"335559739":0}"> - CNSS policies and overlays<span data-ccp-props="{"335559739":0}"> - FBI internal cybersecurity directives<span data-ccp-props="{"335559739":0}"> - Analyze systems based on risk, operational impact, security posture, and required level of ISSO/ISSE support.<span data-ccp-props="{"335559739":0}"> - Maintain clear documentation supporting system grouping decisions, labor mapping, and support allocation.<span data-ccp-props="{"335559739":0}"> - Coordinate with program leadership, the COR, call order PM, and internal reviewers to ensure the methodology is transparent, consistent, and defensible.<span data-ccp-props="{"335559739":0}"> - Support alignment of labor categories and seniority levels to systems based on complexity and support requirements.<span data-ccp-props="{"335559739":0}"> - Provide inputs for monthly reporting on labor allocation, chargeback, and cost recovery by system and FBI division.<span data-ccp-props="{"335559739":0}"> - Assist with preparation of Monthly Statement Reports (MSRs), including cost details by labor category, system, and division.<span data-ccp-props="{"335559739":0}"> - Track changes to systems, policies, technologies, and organizational structures that may affect categorization logic.<span data-ccp-props="{"335559739":0}"> - Support updates to methodology and reporting workflows within required timeframes.<span data-ccp-props="{"335559739":0}"> - Support ATO lifecycle activities, POA&M tracking, risk assessments, compliance documentation, and audit readiness efforts as needed.<span data-ccp-props="{"335559739":0}"> - Support approved automation or semi-automated processes used for categorization, reporting, or labor/cost visibility in accordance with FBI requirements.<span data-ccp-props="{"335559739":0}"> <span data-ccp-props="{"335559739":0}"> Education and Background Bachelor’s degree in Cybersecurity, Information Assurance, Information Systems, Computer Science, Engineering, or related field; equivalent experience may be considered. 5+ years of experience in cybersecurity compliance, information assurance, ISSO support, or system security governance in a federal environment.<span data-ccp-props="{"335559739":0}"> Required Skills - Active Top Secret clearance required. - Experience supporting system categorization, security control compliance, and risk management under federal cybersecurity frameworks.<span data-ccp-props="{"335559739":0}"> - Working knowledge of:<span data-ccp-props="{"335559739":0}"> - FIPS-199<span data-ccp-props="{"335559739":0}"> - NIST SP 800-37<span data-ccp-props="{"335559739":0}"> - NIST SP 800-53<span data-ccp-props="{"335559739":0}"> - CNSS 1253<span data-ccp-props="{"335559739":0}"> - Federal RMF processes<span data-ccp-props="{"335559739":0}"> - Experience with GRC tools and maintaining system/security data.<span data-ccp-props="{"335559739":0}"> - Experience supporting reporting, documentation, and audit readiness.<span data-ccp-props="{"335559739":0}"> - Strong written and verbal communication skills.<span data-ccp-props="{"335559739":0}"> - Ability to manage multiple systems and priorities in a structured, deadline-driven environment.<span data-ccp-props="{"335559739":0}"> Preferred Skills - Experience supporting FBI, DOJ, IC, or other federal law enforcement or national security customers.<span data-ccp-props="{"335559739":0}"> - Experience with classified systems and National Security Systems.<span data-ccp-props="{"335559739":0}"> - Familiarity with Azure and AWS environments.<span data-ccp-props="{"335559739":0}"> - Experience supporting labor/resource planning based on system complexity or compliance workload.<span data-ccp-props="{"335559739":0}"> - Relevant certification(s), such as CISSP, CISM, CAP, Security+, or GSLC. In addition, Agile Defense invests in its employees beyond just compensation. Agile’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Learning and Development opportunities as well as other optional benefit elections. Our Core Values Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together. What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do. Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions. It's how we show up every day. It's who we are. Happy - Be Infectious. Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do. Helpful - Be Supportive. Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated. Honest - Be Trustworthy. Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support. Humble - Be Grounded. Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task. Hungry - Be Eager. Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges. Hustle - Be Driven. Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success. Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.