Information Systems Security Manager

Intuitive Machines LLC

$120K — $145K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Active TS/SCI clearance with CI Poly required
  • 8 years of related IT security experience
  • 2 years of experience in a classified (SCI) environment
  • CISSP and CISM certifications
  • Knowledge of NIST 800-53 controls and RMF
  • Hands-on experience with SIEM tools like Splunk or Elastic
  • Bachelor's degree in a related field

Responsibilities

  • Ensure compliance of information systems across multiple programs
  • Assess and manage system security measures per government standards
  • Document implementation of applicable NIST controls
  • Monitor and resolve vulnerabilities through POA&M
  • Coordinate IS Security policy with government agencies
  • Develop, implement, and monitor the IS Security Program
  • Prepare and maintain accurate Systems Security Plans (SSP)

Benefits

  • Comprehensive health and wellness programs
  • Retirement savings plans with company matching
  • Paid time off and holiday leave
  • Ongoing professional development opportunities
  • Flexible work arrangements and remote work options
Full Job Description
Information Systems Security Manager

Houston, TX

About the Position:

We are currently seeking an Information Assurance Manager (IAM)/Information Systems Security Manager (ISSM). This role is based in our Houston, TX office. In this role, you will be responsible for a portfolio of classified programs covering Collateral, Sensitive Compartmented Information (SCI). You will support information system full life cycle activities including scoping information systems for new programs, preparing accreditation/certification packages in accordance with relevant regulations and standards, maintenance and monitoring of operational systems, system upgrades and feature additions during program execution, and system decommission and de-certification activities.

Responsibilities:
  • Responsible for ensuring Information System compliance with the potential to span multiple business areas or programs.
  • 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 a thorough understanding of NIST 800-53 controls, and determine which controls are applicable to the application, as well as document implementation in Security Controls Tractability Matrix (SCTM).
  • Monitor and resolve Plan of Action and Milestones (POA&M) to mitigate system vulnerabilities on assigned Information Systems.
  • Communicate and coordinate Information Systems Security policy across their organization and work with government agencies to obtain rulings, interpretations, and acceptable deviations for compliance with regulations.
  • Establish, document, implement, and monitor the IS Security Program and related procedures for the facility and ensure compliance with IS security requirements.
  • Prepare and maintain Systems Security Plans (SSP) which accurately reflect the installation and security provisions of the system.
  • Ensure that each SSP has been implemented, that the specified security controls are in place and properly tested, and that the IS is functioning as described in the SSP.
  • Evaluate proposed changes or additions to the SSP and collaborate with customers for systems approvals.
  • Conduct on-going security reviews and tests for information systems to periodically verify that security features and operating controls are functional and effective.
  • Ensure that periodic self-inspections of the facility's IS Program are conducted as part of the overall facility self-inspection program.
  • Ensure the development, documentation and presentation of IS security education, awareness, and training activities for facility management, IS personnel, users, and others as appropriate.
  • Ensure personnel are trained on the IS's prescribed security restrictions and safeguards before they are initially allowed to access a system.
  • Responsible for reporting compliance metrics to government CSA, Program Management, and Information System Owner.
  • Manage, lead and provide security guidance and mentoring to a team of security professionals
  • Oversee and coordinate insider threat program activities for assigned information systems in collaboration with the Insider Threat Program Manager.
  • Ensure proper media sanitization, destruction, and accountability procedures are followed for classified storage devices and system components throughout the system lifecycle and during decommissioning activities.
  • Coordinate security incident response activities for assigned systems, including timely reporting to appropriate government agencies (DCSA, NSA, etc.) and internal stakeholders.
  • Oversee physical security integration with IS security requirements, ensuring proper coordination with facility security personnel.
  • Manage COMSEC material accountability and cryptographic key management for assigned systems as applicable.
  • Ensure compliance with TEMPEST/EMSEC requirements for SCI-level systems as applicable

Requirements:
  • Must be a U.S. citizen with Active TS/SCI clearance and CI Poly
  • Experience as an ISSM/ISSO implementing NISPOM Chapter 8, ICD 503, and/or JSIG IS requirements in an SAP/SCI environment
  • CISSP and CISM certifications
  • Ability to obtain GSLC certification within 6 months of hire
  • Bachelor of Science degree
  • 8 years of related IT security experience
  • Minimum of 2 years related IT or security experience in a classified (SCI) environment
  • Hands-on experience with SIEM tools (Splunk, Elastic, or similar) for log analysis and security event correlation
  • Knowledge of Information Security or Information technology standards
  • Experience with Risk Management Framework (RMF) including participation in assessment and authorization activities
  • Experience conducting security audits and vulnerability assessments in operational classified systems
  • Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification)
  • Experience coordinating with government assessment teams (DCSA, NSA, Program Security Officers)

Preferred Requirements:
  • Familiarity with implementation of Government directives and policies derived from NIST, CNSSI, ICD, DoD, or other Government Regulatory compliance standards within a professional industry
  • Experience with Information Security tools including audit reduction, vulnerability management, change detection, network monitoring, etc. (ACAS, Nessus, HBSS, SPLUNK, RedSeal, Tripwire, DISA SCC and STIG Viewer)
  • Experience developing IS security plans, policy and procedures for Local Area Network (LAN) Information Systems and Wide Area Network (WAN) Information systems
  • Experience with both Windows and Linux operating environments
  • Previous leadership experience
  • Experience managing security incidents and coordinating response activities in classified environments
  • Knowledge of DevSecOps practices and secure software development lifecycle in classified systems
  • Experience with insider threat detection tools and procedures

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