Information System Security Specialist III

ProSync is seeking passionate Information System Security Specialist III to help provide mid‑level cybersecurity support for Navy information systems, networks, and mission environments. This role assists in implementing, maintaining, and monitoring security controls in accordance with DoD and federal cybersecurity policies.

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company with a strong military heritage and a record of excellence in supporting the Department of Defense and the Intelligence Community.  If you have prior military service or government contracting experience, are proud to serve and support our nation, and want to help support ProSync's mission to "Define and Redefine the State of Possible,” please apply today!

RESPONSIBILITIES
The Information System Security Specialist is responsible for supporting all aspects of a Program Information Assurance (IA) processes tailored to include minimum qualification standards, fundamental awareness and familiarity to demonstrated competency with specific experience in Cyber Security, Engineering, Test & Evaluation, (T&E) and/or Security Control Assessor (SCA) under a Certification & Accreditation (C&A) and/or Assessment & Authorization (A&A) process. The specialist should demonstrate a working knowledge of the Risk Management Framework (RMF) process and/or include prior experience with the Defense Information Assurance & Certification Accreditation Process (DIACAP). Familiarity with security policies & guidance documents to assist with the preparation and maintenance of process artifacts, traceability documents purposed for compliance with Authority to Operate (ATO) requirements. The specialist is expected to evaluate security solutions to ensure they meet security requirements for processing up to classified information, and supervise and/or maintain the operational security posture for an information system or program.

• Support the development, documentation, and maintenance of system security plans, procedures, and authorization artifacts.
• Assist in implementing security controls and ensuring compliance with applicable cybersecurity frameworks (e.g., RMF, NIST, DoD directives).
• Conduct routine security assessments, vulnerability scans, and configuration checks to identify and report security risks.
• Support incident response activities, including evidence collection, initial triage, and coordination with senior cybersecurity personnel.
• Maintain awareness of system configurations, user access requirements, and security posture changes.
• Assist in preparing documentation for system authorization, continuous monitoring, and audit readiness.
• Provide user support on security procedures, access requirements, and proper handling of sensitive information.

• A minimum of 5 years of practical experience in a Cybersecurity, Engineering, T&E or A&A (formerly C&A) related field.
• Must have experience working with Information Assurance tools such as DISA Enterprise Mission Assurance Support Service (eMASS), Assured Compliance Assessment Solution (ACAS)
• A minimum Top Secret security clearance or higher with the ability to obtain a Top Secret w/ SCI is required to be considered for this position.

EDUCATIONAL REQUIREMENTS

• A college degree in a technical or managerial related discipline is preferred. [Note: a high school diploma or high school equivalency certificate is acceptable with 2 additional years of practical experience.

CERTIFICATION REQUIREMENTS

• May be required to hold an Interim Security Control Assessor qualification.

Join PROSYNC and enjoy our great benefits!

Compensation

• We offer sign on bonuses! We also offer bonuses that are awarded quarterly to our employees and our compensation rates are highly competitive.

Health & Retirement

• We offer a comprehensive Health Benefits package and 401K retirement plan so you can take care of yourself and your family, now and in the future. Other health-related benefits include an employee assistance program for those difficult times or when you need to take care of your mental health.

Education

• Individual growth is a priority at ProSync. Employees are encouraged to take advantage of our company-sponsored continuing education program so they can get their degree or that next certification they need to propel them to the next level.

Work/Life Balance

• A healthy work/life balance is essential for building and executing your work effectively at ProSync, but it’s also necessary to allow you the room to pursue everything else you want to develop in your personal life. We offer generous Paid Time Off and 11 paid holidays a year. ProSync also provides flexible work options that work with your schedule and lifestyle.