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Über
Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.
Job Description
**This position is contingent upon contract award**
SOSi is seeking an Cyber Security Administrator to support mission requirements for a structured approach to further develop, integrate, and sustain a scalable, federated data ecosystem that enhances interoperability, governance, and mission-driven analytics for a DoD customer. The primary objective of the program is to bridge the operational gaps between DoD, IC, interagency, and non-traditional international partners to enable real-time information sharing, dynamic data integration, and mission-tailored analytical capabilities.
Essential Job Duties: Ensure compliance with DoD cybersecurity mandates, including NIST 800-53 Rev. 5, FedRAMP, Risk Management Framework (RMF), and DoD IL-4/IL-5 security policies. Implement security monitoring solutions, conduct vulnerability assessments, and enforce zero-trust security principles. Maintain system security documentation, including System Security Plans (SSPs), Security Assessment Reports (SARs), and Plans of Action & Milestones (POA&M), ensuring continuous compliance and audit readiness. Lead and track the progress of Authority to Operate (ATO) processes, ensuring all security controls and risk assessments are documented and submitted for approval. Submit the Cybersecurity Compliance & Risk Assessment Report, summarizing vulnerability findings, risk mitigation strategies, and security control implementation status. Qualifications
Minimum Requirements:
Active TS/SCI clearance. Bachelor's degree in Cybersecurity, Information Assurance, or a related field, or;
five (5) years of equivalent experience in cybersecurity operations
Managing security configurations, conducting penetration testing, and implementing SIEM solutions (e.g., Microsoft Sentinel, AWS Security Hub). Implementing and enforcing security controls for cloud infrastructure, ensuring compliance with DoD security frameworks. Performing risk assessments, continuous security monitoring, and developing mitigation strategies in cloud and hybrid environments. Administering RBAC and enforcing least-privilege access policies for mission-critical applications. Managing the ATO lifecycle, including the preparation of System Security Plans (SSP), Security Assessment Reports (SAR), and Plans of Action & Milestones (POA&M). Coordinating with DoD cybersecurity officials to achieve and sustain ATOs for cloud-based and on-premises environments. Additional Information
Working Conditions:
Normal office conditions.
Working at SOSi:
All interested individuals will receive consideration and will not be discriminated against for any reason.
Sprachkenntnisse
- English
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