Systems Security Engineer

Argo Cyber Systems•Dahlgren, VA

16d

About The Position

Argo Cyber Systems is seeking a Systems Security Engineer to support enterprise and mission-critical Department of Defense (DoD) and U.S. Navy programs. The selected engineer will apply deep knowledge of vulnerability management, system accreditation, and risk analysis to ensure the confidentiality, integrity, and availability of government systems and data. This position integrates cybersecurity engineering principles into the full system lifecycle-from architecture design and implementation to continuous monitoring and audit support-helping our clients maintain compliance with DoD cybersecurity frameworks. This position is contingent on contract award.

Requirements

Education: Bachelor's degree in Computer Science, Information Systems, Cybersecurity, or related field (or equivalent military/industry experience).
Experience: Minimum of 4 years of professional experience in IT security supporting the DoD or U.S. Navy.
Certifications: Must meet DoD 8570.01-M IAT Level II requirements (e.g., Security+ CE, CCNA Security, or CySA+ ).
Clearance: Active Secret (T3 Investigation) or ability to obtain.
Proficiency in: Vulnerability scanning and analysis (ACAS/Nessus, SCC, STIG Viewer).
Risk management and assessment aligned to NIST SP 800-53 and RMF .
System accreditation and security documentation.
Malware and virus detection tools and mitigation techniques.

Nice To Haves

Experience supporting Navy Authorizing Officials (NAO) or RMF Package Submissions .
Working knowledge of eMASS , Xacta , or equivalent compliance automation tools.
Familiarity with continuous monitoring and configuration management processes.
Additional certifications such as CISSP, CISM, or CEH .
Understanding of Zero Trust Architecture (ZTA) principles within DoD environments.

Responsibilities

Conduct vulnerability assessments and perform in-depth risk analyses of DoD and Navy information systems.
Execute malware and virus scanning , remediation, and system hygiene verification using approved DoD tools and baselines.
Support the development, review, and maintenance of System Security Plans (SSPs) , POA&Ms , and related RMF artifacts.
Participate in the accreditation and assessment of systems to ensure compliance with DoD and NIST 800-series standards.
Analyze vulnerability and compliance data from SCAP, ACAS/Nessus, and DISA STIGs to identify and mitigate security gaps.
Collaborate with system administrators and network engineers to integrate security controls into system architectures.
Support internal and external cybersecurity audits , developing evidence packages and implementing corrective actions.
Provide security input throughout the system development lifecycle (SDLC) , including change management and configuration control reviews.
Maintain awareness of evolving DoD cybersecurity directives, policies, and vulnerability management tools.
Ensure all activities align with DoD 8570.01-M IAT Level II standards and applicable Navy cybersecurity regulations.