Senior ISSE: Secure, Large-Scale Systems Architect

Dynamic Data Solutions, D2S LLC; Fort Meade (MD); On-site; USD 130,000 - 170,000; Full time

Job summary

Dynamic Data Solutions, D2S LLC is seeking a Senior Information Systems Security Engineer (Sr ISSE) to validate and design security requirements and architectures across large, geographically distributed programs. You will assess threats, guide information assurance activities, and coordinate with program managers and technical teams.

The role requires 12+ years on ISSE programs, hands-on vulnerability testing, RMF experience, and DoD 8570 IASAE Level 2/3 certification.

Qualifications

• 12+ years as ISSE on large technical programs.
• Hands-on vulnerability testing with customer tools.
• Experience applying the Risk Management Framework (RMF).
• Experience formulating IT security policy.
• Strong verbal and written communication skills.
• Commitment to best practices.
• Ability to plan and prioritize tasks and communicate trade-offs clearly.
• Ability to deliver high-quality work independently and as part of a team.

Responsibilities

• Validate and verify system security requirements and establish designs for large-scale systems within distributed environments.
• Identify and implement security architectures to support policy and enterprise solutions.
• Lead security planning, risk analysis, certification, and awareness activities for systems and networking operations.
• Collaborate with internal experts to support program security outcomes.
• Communicate with Program Managers and customer contacts on significant security issues.
• Participate in Program Increment Planning and agile team activities.
• Coordinate with System Engineering, Test Engineering, and Integration teams to ensure security requirements are met.
• Assess compliance policies and implement enhancements.
• Evaluate security solutions for alignment with customer requirements.
• Support IA functions including risk assessment, continuous monitoring, and incident response.
• Work with development teams to address vulnerabilities and remediation approaches.
• Plan and conduct security verification testing of relevant devices.

Skills

Vulnerability testing

RMF

Policy formulation

Communication skills

Independent work

Task prioritization

Team collaboration

Education

Bachelor’s degree in CS/InfoSec

Tools

Nessus

NMAP

Wireshark

Job description

Dynamic Data Solutions, D2S LLC is seeking a Senior Information Systems Security Engineer (Sr ISSE) to validate and design security requirements and architectures across large, geographically distributed programs. You will assess threats, guide information assurance activities, and coordinate with program managers and technical teams.

The role requires 12+ years on ISSE programs, hands-on vulnerability testing, RMF experience, and DoD 8570 IASAE Level 2/3 certification.