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ME00507-ISSO
Annapolis Junction, US on-site full time senior Nov 13, 2025
About this role
Momentum Engineering, Inc., a Woman-Owned Small Business (WOSB), 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.
Job Summary
Seeking an ISSO for a large software development program which includes software maintenance and development, IT support (Network/Workstation/Server), systems integration and life cycle support, enterprise application development, network engineering, and information systems security (ISS)The candidate will work with other security professionals in developing and implementing strategies to detect and mitigate threats to information systems, protect critical data sets, and provide assessments of system and network vulnerabilities
Primary Responsibilities
Provide support for implementing and enforcing information systems security policies, standards, and methodologiesAssist in the evaluation of security solutions to ensure they meet security requirements for processing multiple types of informationAssist with the Configuration Management for information system security software, hardware, and firmwareAnalyze threats and develop and implement best practice methodologies for incident detection, reporting, and vulnerability remediationMaintain records on workstations, servers, routers, firewalls, intelligent hubs, network switches, etc. to include system upgradesEvaluate security solutions to ensure they meet security requirements for processing information.Maintain operational security posture for information systemsProvide support to the Information System Security Manager (ISSM) for maintaining the appropriate operational IA posture for a system/program/enclaveDevelop and maintain documentation for Certification & Accreditation in accordance with specified policiesDevelop and update system security plans and other IA documentationProvide support for Information Assurance Vulnerability Alerts (IAVAs) management (initiating IAVA responses and system security scans, completing remediation, extending IAVA patches and security updates to designated sites, etc.)Provide CM for security-relevant information system software, hardware, and firmwareDevelop system security policy and ensure complianceAdminister the user identification and authentication mechanisms of the Information System
Required Qualifications
Must have active Top Secret/SCI clearance with MD Full Scope PolygraphMust have at least 10 years of experience as ISSO working independently, and/or on teams maintaining secure information system operations in isolated, connected and standalone environmentsMust have at least 5 years of experience using tools to support IAVA managementMust have at least 5 years of experience using tools to support the preparation, maintenance, and management of SSPs and other security related documentationDemonstrated knowledge of and experience with several of the following: current security tools; hardware/software security implementation; communication protocols; encryption techniques/toolsIn-depth experience completing security evaluations of software systems or architectures to ensure they meet security requirementsIn-depth experience proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies, preferably on a large software or IT programDemonstrated experience performing day-to-day security operations of large, complicated information and information processing systemsMust be committed to developing and adhering to best practicesMust possess a high level of self-initiative and must be a solutions-oriented team playerMust have excellent interpersonal skills
Desired Qualifications
Bachelor's degree in a related field and at least 12 years of relevant experienceExtensive experience as an Information Systems Security Officer on large software development and integration programsDoD 8570 compliance with IAT Level II or higherDoD 8570 compliance with IAM Level II or higher
Exempt hourly position. 11 paid holidays, minimum of 3 weeks PTO, company sponsored group medical plan, company paid dental, vision, life insurance, and STD/LTD plans. Salary is dependent upon the candidate’s experience and qualifications.
Locations: Annapolis Junction, MD