ME-Senior ISSE

Momentum Engineering, Inc. fosters an employee-centric culture. Our strength lies in our people. With a high percentage of employees holding advanced degrees in engineering, computer science, and related disciplines, we bring deep technical expertise to every mission. Our team includes professionals with security clearances and full-scope polygraphs, ensuring trusted, secure support for the most sensitive national security initiatives. Additionally, our workforce is equipped with industry-leading certifications, demonstrating a commitment to continuous learning and excellence.

Most importantly, our exceptional employee retention rate reflects a culture of professional growth, mission focus, and dedication—ensuring long-term stability and expertise for our customers’ critical needs.

• Seeking an experienced Information Systems Security Engineer (ISSE) to support the design, implementation, and maintenance of secure information systems within mission-critical environments
• The selected candidate will work closely with system engineers, developers, and cybersecurity teams to ensure security requirements are integrated throughout the system lifecycle

• 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

• Must have active Top Secret/SCI clearance with NSA Full Scope Polygraph
• Must have at least 12 years of experience working as an ISSE…