Information Systems Security Officer (ISSO)

Aurora, CO · Boulder, COPosted Jul 28, 2026

Overview

Information Systems Security Officer (ISSO) 

LOCATION: Boulder ColoradoSTATUS: Full-TimeCLEARANCE: TS/SCI clearance 

SALARY: 115,000 to 140,000

 

Astrion is currently seeking an Information Systems Security Officer (ISSO) to support Work

Support Space Systems Command (SSC), Space Sensing Directorate, Future Operationally Resilient Ground Evolution (FORGE) program office  to support in Aurora, CO at Buckley Space Force Base (BSFB).

 

Work with Information Systems Security Manager (ISSM) to create and maintain Assessment and Authorization (A&A) documentation, including the system security plan, security control assessment, plan of action and milestones to support Authorization to Operate decisions.  Capture and refine information security requirement for new systems or for enhanced functionality on existing systems.  Provide support for proposing, coordinating, implementing and enforcing information systems security policies, standards and methodologies. Your talents, perspectives, and efforts will contribute directly to the safeguarding of valuable intelligence systems and data, ensuring positive mission outcomes. This position is located in Boulder, Colorado and requires level of effort across multiple domains and security levels.

 

Job Duties and Responsibilities: 

  • Ensuring the cybersecurity architecture and design of the customer’s systems are functional and secure with the ability to identify, protect, detect, respond and recover from cyber-attack
  • Developing and sustaining enterprise RMF accreditation packages, from concept development and contract pre-acquisition through contractor design and accreditation
  • Experience in Developing and Sustaining Cloud environments from concept development and contract pre-acquisition through contractor design and accreditation
  • Providing Information System Security Operations support, integration services, technical assessments, and solutions to enable cybersecurity and DCO
  • Applies a combination of expert engineering knowledge of security solutions to design, develop and/or implement solutions to ensure they are consistent with enterprise architecture security policies and support full spectrum military cyberspace operations
  • Overseeing system and network designs that encompass multiple computer and network devices to include those with differing data protections/classification requirements
  • Developing Defensive Cyberspace Operations and incident Response Tactics, Techniques and Procedures to monitor and protect the system from cyber-attacks
  • Apply Secure Technical Implementation Guide (STIG) best practices to classified and unclassified information systems, networking equipment, and applicable software/applications
  • Information Security interface to government customer and approving authorities across the DoD and Intelligence Communities
  • Perform vulnerability/risk assessment analysis to support authorization and accreditation
  • Prepare and review documentation to include System Security Plans (SSPs), Risk Assessment Reports, Authorization To Operate (ATO) packages, policies and Security Controls Traceability Matrices (SCTMs)
  • Conduct periodic reviews and evaluations of required IS policies and procedures
  • Support IS Security Inspections, tests, and reviews

   

Minimum Education and Experience Requirements: 

  • Master’s degree in engineering, or related technical field (Required). Equivalent combination of education and experience may be substituted for degree requirement. Education equivalent per contract: 12 years work experience may be substituted for a Master's Degree; OR Bachelor's Degree plus 8 years work experience may be substituted for a Master's Degree.
  • Minimum 10+ years of experience with MAJCOM level organizations and processes to include a working level knowledge of requirements generation, integration, test and evaluation. (Required)
  • Familiarity with Space System Command (Formerly Space and Missile Systems Center) highly desired
  • Excellent and detail-oriented organizational, interpersonal, and communications skills highly desired
  • Valid Security+ CE Certification.  Must meet position and certification requirements outlined in DoD Directive 8570.01-M for Information Assurance Technical Level 2
  • Familiarity with Program Security responsibilities to include but not limited to:  OPSEC, Program. Protection, Personnel Security clearances, Security Training and Education, Classification management
  • Previous experience controlling, labeling, virus scanning, and appropriately transferring data (upload/download) between information systems at varying classification levels
  • Cyber Workforce Management Program (DoDD 8140.01 & DoD 8570.01-m) Information Assurance Management (IAM) Level II certified
  • Experience in defining, developing, implementing and sustaining system accreditations for the US Space Force, Air Force and Department of Defense systems and networks
  • Solid understanding and technical knowledge of common cybersecurity engineering, architecture and design and principles
  • Experience working with Space Force/Air Force/DoD customers across space and ground segment organizations to coordinate and identify system requirements that ensure end-to-end mission performance requirements are met
  • Must have an active and transferrable DoD security clearance with current investigation at the required level secret and eligible to TS/SCI.  Must be able to maintain the required clearance

Want jobs like this matched to you?

SimpleCareer scores fresh postings against your résumé so you only see the matches that matter.

Get started free