Information System Security Officer (Cybersecurity)

TL;DR

Information System Security Officer (Cybersecurity): Managing security posture for mission-critical applications across Unclassified, Secret, and Top Secret enclaves with an accent on FISMA/NIST compliance and ATO documentation. Focus on implementing cloud security controls in AWS/Azure and conducting continuous risk assessments to mitigate vulnerabilities.

Location: On-site in Clarksburg, WV. Top Secret (TS) Clearance with SCI eligibility is required.

Company

hirify.global provides specialized cybersecurity and information system security services for national security missions.

What you will do

• Act as the principal cybersecurity advisor for system owners and stakeholders across multiple network enclaves.
• Design and evaluate security controls and frameworks for cloud-based systems (AWS GovCloud, Azure) to ensure data integrity and availability.
• Manage the Authority to Operate (ATO) process and maintain critical documentation, including System Security Plans and POA&Ms.
• Perform continuous monitoring, vulnerability assessments, and security audits using tools like Nessus and Splunk.
• Coordinate with the OCIO and Security Division to handle security incident reporting and response.
• Collaborate with development and infrastructure teams to resolve security problems within an Agile/SAFe framework.

Requirements

• Top Secret (TS) Clearance with SCI eligibility.
• 3-5 years of experience in cybersecurity.
• Expertise in federal frameworks: RMF, NIST 800-53, CNSS, and FISMA.
• Experience with cloud security in AWS GovCloud, C2S, SC2S, or Microsoft Azure.
• Proficiency with tools such as Splunk, Nessus, ACSA, and GRC tools (Xacta/JCAM).
• Hold a relevant certification such as Security+, CGRC, CASP, or CISSP.

Nice to have

• Advanced certifications: CISM, CAP, or AWS Certified Security – Specialty.
• Experience in high-side or multi-enclave (U/S/TS) environments.
• Familiarity with CI/CD pipelines and Infrastructure as Code tools like Terraform or Ansible.
• Knowledge of NIST 800-53 Rev. 5.