MD-ISSE- TS​/SCI w​/Polygraph Security Clearance

The selected candidate will have numerous responsibilities from day to day drawn from a wide array of activities.

• Validating and verifying system security requirements and establishing system security designs for large‑scale systems, major system elements, and interfacing systems within a geographically distributed network environment.
• 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 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 points of contact from customer organizations 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 meet 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 affect 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 provide 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.

• At least 12 years of experience working as an ISSE on a large technical program.
• Solid understanding of security practices and policies with hands‑on vulnerability testing experience using customer tools.
• Experience applying the Risk Management Framework.
• Experience formulating and assessing IT security policy.
• Demonstrated knowledge of and experience with common security tools such as Nessus, NMAP, and Wireshark, and familiarity with hardware/software security implementation, communication protocols, encryption techniques/tools, and web services.
• Experience with secure configurations of commonly used desktop and server operating systems.
• Comfortable working on multiple systems and components simultaneously in various configurations.
• Strong verbal and written communication skills.
• Commitment to adopting and adhering to best practices.
• Ability to effectively plan and prioritize tasking and communicate clearly regarding technical options and trade‑offs.
• Capability to perform high‑quality work both independently and with a team in a fast‑moving environment.

• Bachelor’s degree in Computer Science, Information Assurance, Information Security System Engineering, or a related discipline.
• Five years of experience…