Sr ISSE-Senior Information Systems Security Engineer

Dynamic Data Solutions, D2S LLC; Fort Meade (MD); On-site; USD 120,000 - 170,000; Full time

Job summary

Dynamic Data Solutions, D2S LLC, Fort Meade, MD, seeks an experienced Information Security Systems Engineer (ISSE) to validate security requirements and design robust architectures for complex, distributed systems. You will lead RMF activities, coordinate with stakeholders, and guide vulnerability management across multi-team programs.

Strong communication skills and ability to work independently within a fast-paced environment are essential.

Qualifications

• 12+ years as ISSE on a large technical program.
• Hands-on vulnerability testing experience using customer tools.
• Experience applying Risk Management Framework (RMF).
• Formulating and assessing IT security policy.
• Knowledge of common security tools (Nessus, NMAP, Wireshark).
• Experience with secure configurations of desktop and server operating systems.
• Able to work on multiple systems and configurations concurrently.
• Strong written and verbal communications skills.
• Commitment to best practices and clear technical options.

Responsibilities

• Validate and verify system security requirements and designs for large-scale, distributed environments.
• Identify and implement security architectures to ensure uniform policy application.
• Recommend technical solutions and standards based on security architecture.
• Assess and mitigate security threats across the program life cycle.
• Lead/participate in security planning, risk analysis, and certification activities.
• Collaborate with internal engineers and customer stakeholders on security issues.
• Communicate security concerns to Program Managers and customer POCs.
• Participate in Program Increment Planning and agile team activities.
• Ensure hardware/software architecture meets security requirements with other teams.
• Assess security implementation against compliance policies and suggest enhancements.
• Evaluate security solutions against customer requirements for processing information.
• Assess impact of new development on security posture.
• Review and test critical software for security.
• Formulate and enforce information security policies and methodologies.
• Audit security configurations using standard tools and methodologies.
• Provide security strategy guidance to project teams and customers.
• Develop remediation plans for security issues throughout the system.
• Support risk assessment, continuous monitoring, and IA program functions.
• Work with development teams to improve vulnerability remediation approaches.
• Plan and conduct security verification testing for Type 1 devices.

Skills

ISSE experience

Vulnerability testing

RMF (Risk Management Framework)

Security policy formulation

Security tools: Nessus

Security tools: NMAP

Security tools: Wireshark

Secure configurations

Strong communication

Agile team collaboration

Team leadership

Education

Bachelor's degree in Computer Science / Information Assurance / related

DoD 8570 IASAE Level 2 or 3

ISSEP Certification

CISSP Certification

Tools

Nessus

NMAP

Wireshark

Encryption techniques/tools

Job description

Expected Job Duties:

• Validating and verifying system security requirements and establishing system security designs for large‐scale systems, major system elements, and interfacing systems that are part of a large complex network environment with geographically distributed components.
• Identifying and implementing appropriate information security architectures and functionality to ensure uniform application of security policy and enterprise solutions.
• Recommending and developing technical solutions, products, and standards based on current and desired system security architecture.
• Assessing and mitigating system security threats and risks throughout the program life cycle.
• Leading and/or contributing to the security planning, assessment, risk analysis, risk management, certification and awareness activities for various system and networking operations.
• Effectively collaborating with other internal technical experts on a day‐to‐day basis.
• Communicating with Program Managers and POCs from customer organizations when necessary, regarding Security issues of significant importance.
• Participating in Program Increment Planning and related agile team activities.
• Working closely with System Engineering, Test Engineering, and Integration teams to ensure that the hardware and software architecture and implementation meets security requirements.
• Analyzing and assessing system implementation against multiple security compliance policies and recommending and implementing enhancements.
• Evaluating security solutions to ensure they meet customer specified requirements for processing information.
• Evaluating the impact of new development on the operational security posture of the system.
• Evaluating, reviewing, and testing critical software.
• Proposing, assessing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies.
• Auditing and assessing system security configuration settings using common methodologies and tools.
• Managing and enforcing security strategies and policies that effect various components of geographically distributed systems.
• Providing configuration management for security‐relevant information system software.
• Serving as a subject matter expert in security architecture to include providing advice to Program Managers, Customer technical experts, and internal program teams.
• Formulating security compliance requirements for new system features.
• Identifying and remediating security issues throughout the system.
• Supporting risk assessment, risk management, security control assessment, continuous monitoring, service design, and other IA program support functions.
• Working with development teams to enrich team‐wide understanding of different types of vulnerabilities, attack vectors and remediation approaches.
• Planning and conducting security verification testing of relevant type 1 devices

Required Skills

• Must have at least 12 years of experience working as an ISSE on a large technical program.
• Must have a solid understanding of security practices and policies and hands‐on vulnerability testing experience using Customer tools.
• Must have experience applying Risk Management Framework.
• Must have experience formulating and assessing IT security policy.
• Must have demonstrated knowledge of and experience with common security tools, such as Nessus, NMAP and Wireshark hardware/software security implementation, communication protocol, encryption techniques/tools, and web services.
• Must have experience with secure configurations of commonly used desktop and server operating systems.
• Must be comfortable working on multiple systems and components simultaneously in various configurations.
• Must have strong verbal and written communications skills.
• Must be committed to adopting and adhering to best practices.
• Must be able to effectively plan and prioritize tasking and communicate clearly regarding technical options and trade‐offs.
• Must be capable of performing high-quality work both independently and with a team in a fast‐moving environment.

Desired Skills

• Bachelor's degree in Computer Science, Information Assurance, Information SecuritySystem Engineering, or a related discipline.
• Five 5 years of experience with Defense in Depth Principals/technology including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture and applying risk assessment methodology to system development.
• DoD 8570 compliance with IASAE Level 2 or 3.
• Information Systems Security Engineering Professional (ISSEP) Certification.
• Computer Information Systems Security Professional (CISSP) Certification.
• Experience developing/implementing integrated security services management processes, such as assessing and auditing network penetration testing, anti-virus planning assistance, risk analysis, and incident response.
• Experience providing information assurance support for application development that includes system security certifications and project evaluations for firewalls that encompass the development, design, and implementation.
• Experience with penetration testing tools.
• Experience with scripting languages.