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Cybersecurity Systems Engineer (2 openings)

System One Holdings, LLC

Posted today

Job Requirements

Washington, DC
Secret Polygraph not specified
Mid Level Career (5+ yrs experience)
Salary not specified
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Job Description

Job Title: Cybersecurity Systems Engineer (2 openings)
Location: Navy Yard – On-Site (Hybrid arrangement likely based on current program operations)
Clearance Requirement: Active DoD Secret Clearance Required
Environment: DoD / Navy ERP / SAP Enterprise Environment

Position Summary
Performs advanced cybersecurity compliance, RMF assessment, and MLS security activities supporting enterprise financial systems and SAP environments.

Required Experience
For a Junior Level candidate, 3–5 years of cybersecurity, RMF, or information assurance experience in a DoD environment.
For a Mid Level candidate, 5-8 years of experience.

Key Responsibilities
• Analyze and define security requirements for MLS issues.
• Design, develop, engineer, and implement solutions to MLS requirements.
• Guide efforts to gather and organize technical security information and mission requirements.
• Perform vulnerability assessments and interpret scan results.
• Lead RMF Assessment & Authorization activities using eMASS.
• Conduct DISA STIG compliance assessments across infrastructure and applications.
• Develop mitigation plans for non-compliant controls and POA&M items.
• Perform risk analyses and risk assessments in accordance with NIST SP 800-30.
• Develop and maintain cybersecurity standards and documentation.
• Support ATO/IATT package development and continuous monitoring activities.

Required Skills
• NavyERP experience required
• eMASS (SA&A Tool)
• SecurityBridge SAP Vulnerability Scanner
• Strong knowledge of NIST RMF, DoD cybersecurity policies, DISA STIGs, and ETICS.
• Experience with automated RMF/A&A tools such as eMASS.
• Experience conducting vulnerability management and compliance assessments.
• Ability to communicate effectively with technical and leadership teams.

Preferred Qualifications
• Hands-on experience with SPLUNK, Tenable, Microsoft Defender, Tripwire, and SecurityBridge.
• Experience supporting SAP systems, Navy ERP, and AWS GovCloud environments.
• Experience reviewing ABAP and Java application security findings.
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About Us
System One is a leading provider of specialized, highly technical outsourced services, workforce solutions, staffing, and recruiting to critical infrastructure, technology, life sciences, and government sectors As an essential partner to private and public organizations of various needs and sizes, we offer our expertise to help them bring their most complex and mission-critical programs to fruition. With our highly specialized services, in-demand technical skills, and vast operational expertise, we can deliver accelerated results that benefit our clients and the job seekers who partner with us.

System One Holdings, LLC Jobs


Job Category
IT - Security
Clearance Level
Secret