Senior Information Systems Security Officer (With TS/SCI and active full scope polygraph)

J&T Business Consulting; Annapolis (MD); On-site; USD 140,000 - 200,000; Full time

Job summary

J&T Business Consulting seeks a Senior Information Systems Security Officer (ISSO) in Annapolis, MD, to lead and sustain the system security posture across large software and IT programs. You will ensure policy enforcement, incident response, and secure configurations for multiple information domains.

You must hold an active TS/SCI with a current polygraph and have 10+ years of ISSO experience, including SSP development and IAVA management.

Qualifications

• > Currently serving as a Senior ISSO with ownership of system security posture.
• > Must have at least 10 years of experience as an ISSO operating independently or on teams maintaining secure information system operations.
• > 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 SSP preparation and security documentation.
• > Demonstrated knowledge of security tools, hardware/software security, communications protocols, and encryption techniques.
• > Experience evaluating software systems or architectures for security requirements.
• > Experience proposing, coordinating, implementing, and enforcing information security policies on large programs.
• > Strong self-initiative and collaborative problem solving.
• > Active TS/SCI security clearance with a current polygraph is required.

Responsibilities

• > Provide support for implementing and enforcing information systems security policies, standards, and methodologies.
• > Assist in evaluation of security solutions to meet requirements for processing information.
• > Assist with Configuration Management for information system security software, hardware, and firmware.
• > Analyze threats and develop methodologies for incident detection, reporting, and remediation.
• > Maintain records on hardware and software assets and system upgrades.
• > Evaluate security solutions to ensure they meet requirements for processing information.
• > Maintain operational security posture for information systems.
• > Support ISSM in maintaining appropriate IA posture for systems.
• > Develop and maintain Certification & Accreditation documentation and SSPs.
• > Provide IAVA management support and patching administration.

Skills

Active TS/SCI with poly

10+ years ISSO experience

IAVA management

SSP development & documentation

Configuration Management

Security policy development

Threat analysis & incident response

Team player with initiative

excellent interpersonal skills

Education

Bachelor's degree in a related field

Job description

Senior Information Systems Security Officer (With TS/SCI and active full scope polygraph)

Annapolis, United States | Posted on 08/20/2026

• 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.
  

Required Skills

• Currently serving as a Senior Information Systems Security Officer (ISSO)
  
• Recently functioning in a Senior ISSO capacity with ownership of system security posture and compliance activities
  
• Must have at least 10 years of experience as an 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; and 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.
  
• Active TS/SCI security clearance with a current polygraph is required
  

Desired Skills

• 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.