Hybrid Senior Security Systems Engineer

at MKS2 Technologies

• Job title: Senior Security Systems Engineer
• Job type: Full Time
• Experience level: Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: Cyber Security, TypeScript
• Location requirements: Hybrid, Dahlgren, United States

About the role

• Senior Security Systems Engineer leading cybersecurity engineering and compliance for Navy systems. Ensuring adherence to DoD standards and securing tactical systems with a collaborative approach.

Responsibilities

• Lead cybersecurity engineering efforts for RMF, A&A, and continuous monitoring of Navy systems.
• Manage Systems Engineering Technical Review (SETR) processes and associated documentation.
• Design and validate secure system architectures using Model-Based Systems Engineering (MBSE).
• Direct cyber testing, vulnerability assessments, and compliance analysis using DISA STIGs and NSA guidelines.
• Develop secure configurations using IDS/IPS, HBSS, Cross Domain Solutions (CDS), and network appliances.
• Create and maintain DoD A&A artifacts including System Security Plans (SSPs), Security Assessment Reports (SARs), and Plans of Action and Milestones (POA&Ms).
• Prepare and execute Information Assurance Vulnerability Management (IAVM) plans and security test procedures.
• Support the acquisition and maintenance of Authorizations to Operate (ATOs) and resolve Interim ATO (IATO) issues.
• Serve as the Information Assurance Officer (IAO) for cybersecurity matters.
• Identify and resolve security design discrepancies to ensure DoD and Navy compliance.
• Develop System Security Authorization Operational Manuals (SSAOMs).
• Apply DoD cybersecurity policies across Navy tactical combat systems.
• For SLBM programs, utilize SSP Validator Handbook experience and support Top Secret/Sensitive Compartmented Information (TS/SCI) duties.
• Collaborate with customers, security authorities, and project teams to ensure successful system certification.

Requirements

• Minimum of 7 years supporting SLBM programs, or
• 5+ years in Navy afloat/tactical combat system security engineering, or
• 10+ years of general security engineering experience.
• Cybersecurity engineering and RMF lifecycle execution
• Vulnerability management, configuration compliance, and boundary defense
• SETR processes and documentation
• DISA STIGs and NSA hardening standards
• Proven ability to develop and manage DoD cybersecurity documentation and A&A artifacts
• Experience supporting Aegis, SSDS, Zumwalt, or equivalent Navy systems
• TS/SCI eligible (active clearance preferred)
• IAM or IAT Level II (e.g., Security+, CCNA-Security, GSEC, SSCP, or higher) — Required
• Navy Qualified Validator (NQV) — Required

Benefits

• Health insurance
• Paid time off
• Professional development opportunities