Nakupuna Companies · 6 hours ago
Cybersecurity Information System Security Officer (ISSO)
Aberdeen Proving Ground, MD, US
Full-time
Onsite
Entry, Mid Level
2+ years expNakupuna Prime is seeking a Cybersecurity Information System Security Officer (ISSO) to support the U.S. Army Combat Capabilities Development Command (DEVCOM) G6. The ISSO will be responsible for supporting the cybersecurity posture, compliance, and risk management activities of assigned information systems within a Department of Defense (DoD) environment.
SustainabilityConsultingInformation TechnologyEnvironmental ConsultingManagement Consulting
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Serve as the ISSO for assigned DoD information systems, including cloud-based applications
Support Risk Management Framework (RMF) activities using Enterprise Mission Assurance Support Service (eMASS)
Maintain and update RMF documentation, including System Security Plans (SSPs), POA&Ms, Security Assessment Reports (SARs), and supporting artifacts
Support governance, risk, and compliance (GRC) efforts to ensure systems meet DoD and Army cybersecurity requirements
Execute comprehensive risk assessments, including control validation, vulnerability analysis, and risk impact evaluations
Track and manage security control implementation and remediation activities
Prepare executive-level cybersecurity reports and briefings outlining system posture, risk status, compliance metrics, and remediation progress
Maintain cross-organizational communications with major Army entities, including Authorizing Officials (AOs), Security Control Assessors (SCAs), ISSMs, system owners, and program leadership
Support cloud application security compliance efforts in accordance with DoD cloud security policies and FedRAMP requirements (as applicable)
Assist with continuous monitoring activities and ensure findings are documented and resolved in accordance with established timelines
Provide cybersecurity guidance to technical and operational teams to ensure secure system configurations and operations
Qualification
Required
Minimum of 2 years of experience serving as an Information System Security Officer (ISSO) within a DoD environment
Demonstrated experience using eMASS to support RMF activities
Experience supporting cloud applications within a DoD environment
Experience supporting governance, risk, and compliance (GRC) activities
Experience executing comprehensive risk assessments
Experience preparing executive-level cybersecurity reports
Experience maintaining cross-organizational communications with major Army entities
Must be a U.S. Citizen
Must possess and maintain an active Secret security clearance
Must be eligible for access to SIPRNet as required
Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related technical discipline (or equivalent experience)
Preferred
Hands-on, practical cybersecurity experience preferred
Experience supporting users in a DoD or Federal Government environment preferred
Cloud-related Certs preferred
Company
Nakupuna Companies
Nakupuna Companies provides management consulting services specializing in IT, facilities support, and environmental services.
1001-5000 employees
Funding
Current Stage
Late StageLeadership Team
Jason Greenawalt
Chief Executive Officer
Steven Wright
Chief Financial Officer
Recent News
2025-08-13
2025-06-25
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