Information System Security Officer (ISSO)

As an Information System Security Officer (ISSO) at Contact Government Services (CGS), you will be embedded on-site with U.S. Government customers to ensure the secure and compliant operation of a production-grade data and application platform used in mission-critical environments. The role requires strong system administration, software development, and systems engineering skills, as well as experience with IT systems accreditation and compliance.

Requirements

• Background in systems administration, software development, systems engineering, or deep familiarity with Linux-based systems
• Experience accrediting IT systems against U.S. Government standards such as NIST SP 800-53, CNSSI 1253, and DISA STIGs
• Hands-on experience supporting accreditation using eMASS or Xacta
• Experience collaborating with engineering teams to implement and validate security configurations
• Understanding of configuration management and automation tools (e.g., Puppet, Terraform, CloudFormation, Chef, Ansible)
• Comfort using version control systems such as Git
• Ability to independently use vulnerability scanning tools such as Nessus and OpenSCAP
• Experience working in cloud and on-premises environments, including AWS
• Strong ability to produce clear, concise technical documentation, stay organized, and maintain attention to detail
• Curiosity, critical thinking, and the ability to evaluate real-world implementations against formal security requirements
• Active TS/SCI Clearance or Eligibility

Benefits

• Health, Dental, and Vision
• Life Insurance
• 401k
• Flexible Spending Account (Health, Dependent Care, and Commuter)
• Paid Time Off and Observance of State/Federal Holidays