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Information Systems Security Manager (ISSM) 

EOE Statement Yorktown Systems Group, Inc. is an Equal Opportunity Employer. No employee or applicant for employment is denied equal opportunity because of race, color, sex, national origin, religion, age, disability, marital status, pregnancy, sexual orientation, gender identity, genetic information, any other non-merit-based factor, or other characteristics protected by law. As part of the company's equal employment opportunity policy, Yorktown Systems Group, Inc. will also take affirmative action as called for by applicable laws and Executive Orders to ensure that minority group individuals, females, disabled veterans, recently separated veterans, other protected veterans, Armed Forces service medal veterans, and qualified disabled persons are introduced into our workforce and considered for promotional opportunities.

About the Organization Yorktown Systems Group, Inc. is a committed team of dedicated former military and civilian professionals who believe in providing ethical and quality services to Government customers. Our leadership team is composed primarily of Veterans who are now serving in a corporate environment rather than in uniform. Our customer's missions become our own and we are committed to working as a team to achieve success.

Because of the depth and experiences of our corporate leadership, we can assure all our customers that "we will do what we say we can do" and will focus on our customer's missions rather than corporate goals. Our business model is based on a personal commitment from our leaders to maintain contact with our customers to continually and consistently gauge our performance.

Yorktown Systems Group was founded on the idea that providing quality and ethical services with a laser focus on our customer's goals is an effective long-term business model. Our mission, therefore, is to help our customers meet their requirements and goals.

The contractor will not discharge or in any other manner discriminate against any employee or applicant for employment because such employee or applicant has inquired about, discussed, or disclosed the compensation of the employee or applicant or another employee or applicant. This provision shall not apply to instances in which an employee who has access to the compensation information of other employees or applicants as a part of such employee's essential job functions discloses the compensation of such other employees or applicants to individuals who do not otherwise have access to such information, unless such disclosure is in response to a formal complaint or charge, in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or is consistent with the contractor's legal duty to furnish information.

Category Management  

The Information Systems Security Manager (ISSM) is an exempt, senior-level position that supports ongoing and emerging program requirements. The ISSM's role is to support the company in meeting the needs of our technical customers while being compliant with Department of Defense and Intelligence Community requirements. The ISSM will support information system life cycle activities from rapidly establishing systems to support classified proposals to scoping systems for new programs and preparing Risk Management Framework packages, to regular maintenance, support and upgrades of systems during program execution, to program close-out and de-certification activities.

Duties and Responsibilities

  • Serve as lead for classified computers in DoD and Intelligence Community computing environments.
  • Maintain day-to-day security posture and continuous monitoring of IS including security event log review and analysis.
  • Ensure system security measures comply with applicable government policies. Provide configuration management and accurately assess the impact of modifications and vulnerabilities for each system.
  • Maintain thorough understanding of NIST 800-53 controls and determine which controls are applicable to the application, system, or hardware.
  • Provide support to the IT Director for maintaining appropriate operation information assurance (IA) posture for programs both for internal and external clients and contracts.
  • Conduct reviews and technical inspections (as prescribed by the IT Director or contract) to identify and mitigate potential security weaknesses and ensure that all security features applied to a system are implemented and functional.
  • Assist the IT Director in monitoring and resolving Plan of Action and Milestones (POA&M) to mitigate system vulnerabilities on assigned Information Systems.
  • Draft and/or prepare and maintain security Assessment and Authorization documentation (e.g., IA SOP, SSP, MSSP, RAR, SCTM).

Required Qualifications

  • US Citizen
  • Bachelor's degree in information technology, information assurance, computer information systems, or criminal justice, or related fields and a minimum of five years of progressive technical (hands-on) experience related to information assurance/cyber engineering requirements, determination, development, and implementation, or;
  • Seven years of progressive technical (hands-on) experience related to information assurance/cyber engineering requirements, determination, development, and implementation.
  • Experience as an ISSM implementing NISPOM Chapter 8, JAFAN 6/3, DCID 6/3, ICD 503, and/or JSIG IS requirements.
  • Possess or obtain CISSP certification per DoD directive 8570.1 within 6 months upon hire.
  • Experience with both Windows and Linux operating environments.
  • Experience in a research and development environment where software and algorithms are developed.
  • Experience in developing external customer relationships and communications (e.g., DSS, NRO, DARPA, IARPA, AF, Navy).
  • Maintain awareness of upcoming customer/government driven changes and challenges and suggest approaches to meet those challenges.
  • Outstanding time management skills.
  • Experience in conducting vulnerability scans.
  • Familiarity with the ODAA Baseline Standard requirements, Joint Special Access Program (SAP) Implementation Guide (JSIG, and Risk Management Framework (RMF).
  • Outstanding communication skills, ability to conduct IS user briefings and trainings.


  • Possess or obtain an active TOP SECRET security clearance.


  • Minimal travel required.


  • Corporate Headquarters in Huntsville, AL
Full-Time/Part-Time Full-Time  
Exempt/Non-Exempt Exempt  
Location Huntsville, AL - Yorktown Headquarters  

This position is currently accepting applications.

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