Senior Information Systems Security Officer (ISSO)

Company: Belay Technologies
Location: Annapolis Junction
Posted on: February 19, 2026

Job Description:

Job Description Job Description Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking an experienced Information Systems Security Officer (ISSO) for a large software development program. The program 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 Roles and Responsibilities Provide support for implementing and enforcing information systems security policies, standards, and methodologies. Assist in the evaluation of security solutions to ensure they meet security requirements for processing multiple types of information. Assist with the Configuration Management for information system security software, hardware, and firmware. Analyze threats and develop and implement best practice methodologies for incident detection, reporting, and vulnerability remediation. Maintain records on workstations, servers, routers, firewalls, intelligent hubs, network switches, etc. to include system upgrades. Evaluate security solutions to ensure they meet security requirements for processing information. Maintain operational security posture for information systems. Provide support to the Information System Security Manager (ISSM) for maintaining the appropriate operational IA posture for a system/program/enclave. Develop and maintain documentation for Certification & Accreditation in accordance with specified policies. Develop and update system security plans and other IA documentation. Provide 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 firmware. Develop system security policy and ensure compliance. Administer the user identification and authentication mechanisms of the Information System. Basic Qualifications Must 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 environments. Must have at least 5 years of experience using tools to support IAVA management. Must have at least 5 years of experience using tools to support the preparation, maintenance, and management of SSPs and other security related documentation. Demonstrated knowledge of and experience with several of the following: current security tools; hardware/software security implementation; communication protocols; encryption techniques/tools. In-depth experience completing security evaluations of software systems or architectures to ensure they meet security requirements. In-depth experience proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies, preferably on a large software or IT program. Demonstrated experience performing day-to-day security operations of large, complicated information and information processing systems. Must be committed to developing and adhering to best practices. Must possess a high level of self-initiative and must be a solutions-oriented team player. Must have excellent interpersonal skills. Preferred Qualifications Bachelor's degree in a related field and at least 12 years of relevant experience. Extensive experience as an Information Systems Security Officer on large software development and integration programs. DoD 8570 compliance with IAT Level II or higher. DoD 8570 compliance with IAM Level II or higher. Perks and Benefits: 8 weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday,11 paid holidays and optional leave up to 6 days through Belay's volunteer program 10% matching in 401(k) contributions vested on day one $5,000 annual training/tuition Student Loan Repayment Program 100% company-funded HSA Rich medical coverage (100% coinsurance) Dental coverage including orthodontia Up to $420,000 in life insurance, premiums 100% company funded Amazon Prime, gym reimbursement, monthly lunches, games and prizes Pet adoption program, generous referral bonus program, fun events, and more! At Belay, we are committed to creating an environment where you can thrive both professionally and personally. We believe in transparency and fairness in compensation. Several factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications. Belay offers a competitive total compensation package that includes benefits and perks, a flexible work-life balance, and career development. Salary Range: $155,000.00 to $195,000.00 Belay Technologies is a certified Service-Disabled Veteran-Owned Small Business located in Columbia, Maryland (Baltimore/Washington area). Belay Technologies specializes in systems automation and full stack development. Belay Technologies provides leading technology and engineering solutions to the DoD, as well as state-of-the-art commercial products. We hire software engineers, web designers, test engineers, systems engineers, systems administrators, database engineers and other tech services. We are an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law. Powered by JazzHR dyS2e9h97O

Keywords: Belay Technologies, Sterling , Senior Information Systems Security Officer (ISSO), IT / Software / Systems , Annapolis Junction, Virginia