Information System Security Manager

We are actively looking to add a skilled and experienced Information System Security Manager to join our dynamic team! The Information System Security Manager (ISSM) is responsible for managing the cybersecurity and information assurance posture of Information Systems (IS) at TRISTAR supporting classified systems. This will include the application and documentation of IS security principles, practices, and procedures under the Risk Management Framework (RMF). The ISSM will ensure compliance with NIST, NISPOM, DoD, and customer IS requirements and will serve as the POC for system security matters regarding classified systems for employees and government customers.

Position Responsibilities

• Manage security operations for classified IS in accordance with NIST, NISPOM, DoD, and customer IS requirements supporting classified systems.
• Obtaining system accreditation/authorization for classified systems.
• Develop, maintain, and approve Systems Security Plans (SSPs) and POA&Ms.
• Oversee system authorization activities including ATO packages, security assessments, and audits.
• Coordinate with the Defense Counterintelligence Security Agency (DCSA), government customers, and Authorizing Officials regarding MFR/MOU requirements.
• Provide cybersecurity training for TRISTAR employees, subcontractors, and government customers.

• Prior experience as an ISSM or ISSO.
• Familiarity with classified networks and secure system architectures.
• A strong understanding of NIST, NISPOM, RMF, and DoD IS requirements.
• Excellent analytical, documentation, and communication skills.
• Ability to work both independently and collaboratively within multidisciplinary teams.
• Ability to obtain and maintain a government security clearance.
• Must be a US Citizen.

Education

• AS or BS with 3-5 years of experience in Cybersecurity, Information Assurance, or related field.
• CompTIA Security+ certification

About TRISTAR

TRISTAR is an SBA certified Service-Disabled Veteran-Owned professional services company supporting the U.S. Department of Defense programs. Our core competencies include Electronic Warfare, Enterprise Management, Full Spectrum Cybersecurity, Information Technology, Digital Transformation, Software Engineering and Development, Maritime Modernization and Engineering, and Technical Solutions.

TRISTAR was founded in March 1995 and has built an employee-focused collaborative environment which enables our team of professionals to create and deliver customized solutions to meet our customers' mission critical challenges. TRISTAR's core capabilities support customers with end-to-end solutions.

For over 30 years, TRISTAR has demonstrated and perfected our ability to successfully manage any task, small or large no matter how difficult or complex.

TRISTAR is proud to serve the Department of Defense and other Federal Agencies.

TRISTAR provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.