Cyber Security Engineer IV

Minimum Requirements

Bachelor’s degree in Cyber Security, Information Technology, Computer Science, or a related field; OR equivalent experience.

Minimum seven years of experience in cyber security or a related field.

Strong understanding of network security, endpoint security, cloud security, and application security.

Experience with security technologies such as intrusion detection/prevention systems, SIEM, antivirus software, and encryption techniques.

Familiarity with regulatory requirements and standards such as CMMC, NIST, and ISO/IEC 27001.

Work Environment

Working conditions are normal for an office environment, both on-site and hybrid work environments.

Fast paced, deadline-oriented environment.

May require periods of non-traditional working hours including consecutive nights or weekends (if applicable).

Hybrid work in local areas is possible.

Working at SOSi

SOSi is seeking an experienced Cybersecurity Engineer to join our team at SOS International in Reston, VA. This role strengthens SOSi’s enterprise and customer-facing security posture across on-prem, Microsoft 365/Azure, and multi-cloud environments (AWS, GCP, OCI). You will engineer, implement, and continuously improve controls that protect CUI/FCI and other sensitive data, align with federal frameworks, and enable secure, reliable mission delivery.  In this role you will be part of SOSi’s internal cybersecurity team.

Essential Job Duties

Classified Systems Leadership (ISSM)

Program Oversight: Lead SOSi Corporate Classified Information Systems and serve as the primary ISSM for all classified spaces.

Compliance Frameworks: Develop and conduct risk assessment procedures to verify RMF/A&A safeguards in accordance with NISPOM/DAAPM, RMF, JSIG, and NIST 800-series (800-53, 800-171) guidelines.

A&A Management: Direct all cybersecurity tasks including Authorization and Accreditation (A&A), risk management, and vulnerability management

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.