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Information System Security Officer (ISSO) - Senior - Top Secret Clearance Required at Agile Defense · Katori

Asks for

The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC”
The ad says“- CNSS 1253”
The ad says“- Experience supporting system categorization, security control compliance, and risk management under federal cybersecurity frameworks.”
The ad says“- Federal RMF processes”
The ad says“- FIPS-199”
The ad says“- Experience with GRC tools and maintaining system/security data.”
The ad says“- NIST SP 800-37”
The ad says“- NIST SP 800-53”
The ad says“- Experience supporting system categorization, security control compliance, and risk management under federal cybersecurity frameworks.”
The ad says“- Strong written and verbal communication skills.”
The ad says“- Strong written and verbal communication skills.”

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 #: 1926

Job Title: Information System Security Officer - Senior

Location: Huntsville, AL

Clearance Level: Top Secret Clearance Required

Required Certification(s): One of the following: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC

Job Description

Agile Defense is seeking an experienced Information System Security Officer (ISSO) to support the FBI under Objective 2: 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.

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.

The ideal candidate will bring experience in federal cybersecurity compliance, risk management, RMF, GRC tools, and stakeholder coordination in a complex, mission-driven environment.

Key Responsibilities:

- Support development and maintenance of a documented methodology to categorize FBI IT systems based on:

- Classification level

- FBI division supported

- National Security System designation

- FIPS-199 impact level

- Hosting location (on-premises, Azure, AWS)

- CNSS 1253 overlays

- Data types managed

- Mission/business function

- Other evolving policy or operational criteria

- Apply the methodology across assigned systems in accordance with task order timelines.

- Ensure methodology aligns with applicable standards and guidance, including:

- FIPS-199

- NIST RMF and related NIST publications

- CNSS policies and overlays

- FBI internal cybersecurity directives

- Analyze systems based on risk, operational impact, security posture, and required level of ISSO/ISSE support.

- Maintain clear documentation supporting system grouping decisions, labor mapping, and support allocation.

- Coordinate with program leadership, the COR, call order PM, and internal reviewers to ensure the methodology is transparent, consistent, and defensible.

- Support alignment of labor categories and seniority levels to systems based on complexity and support requirements.

- Provide inputs for monthly reporting on labor allocation, chargeback, and cost recovery by system and FBI division.

- Assist with preparation of Monthly Statement Reports (MSRs), including cost details by labor category, system, and division.

- Track changes to systems, policies, technologies, and organizational structures that may affect categorization logic.

- Support updates to methodology and reporting workflows within required timeframes.

- Support ATO lifecycle activities, POA&M tracking, risk assessments, compliance documentation, and audit readiness efforts as needed.

- Support approved automation or semi-automated processes used for categorization, reporting, or labor/cost visibility in accordance with FBI requirements.

Education and Background

Bachelor’s degree in Cybersecurity, Information Assurance, Information Systems, Computer Science, Engineering, or related field; equivalent experience may be considered.

8 + years of experience in cybersecurity compliance, information assurance, ISSO support, or system security governance in a federal environment.

One of the following certifications: CISM, CISSO, CISSP, CISSP-ISSMP, FITSP-M, GCIA, GCIH, GCSA, GICSP, or GSLC

Required Skills

- Active Top Secret clearance required.

- Experience supporting system categorization, security control compliance, and risk management under federal cybersecurity frameworks.

- Working knowledge of:

- FIPS-199

- NIST SP 800-37

- NIST SP 800-53

- CNSS 1253

- Federal RMF processes

- Experience with GRC tools and maintaining system/security data.

- Experience supporting reporting, documentation, and audit readiness.

- Strong written and verbal communication skills.

- Ability to manage multiple systems and priorities in a structured, deadline-driven environment.

Preferred Skills

- Experience supporting FBI, DOJ, IC, or other federal law enforcement or national security customers.

- Experience with classified systems and National Security Systems.

- Familiarity with Azure and AWS environments.

- Experience supporting labor/resource planning based on system complexity or compliance workload.

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