Demo

Senior ISSO

Softthink Solutions
Washington, DC Full Time
POSTED ON 4/25/2026
AVAILABLE BEFORE 5/24/2026
Location: 12th Street SW Washington DC

Work authorization: US Citizen

Overview

We are seeking a Senior ISSO to support enterprise security operations, continuous monitoring, and incident response. This role requires deep expertise in federal cybersecurity frameworks and hands-on experience with modern security tools and cloud environments.

Key Responsibilities

Conduct ongoing security assessments aligned with NIST, FISMA, and CISA guidelines

Engineer and maintain secure systems and infrastructure

Implement and troubleshoot security solutions across LAN, Azure, and wireless environments

Manage and optimize security tools including SIEM, Syslog, NDR, EDR, Firewalls, M365 Security, and CDM

Perform continuous monitoring, threat hunting, and log analysis

Lead incident response activities and develop incident handling procedures

  • Build and enhance security orchestration and automation (SOAR) capabilities
  • Collaborate with CISO and stakeholders to improve cybersecurity and privacy posture
  • Develop detection and response policies to improve automation
  • Produce security metrics, reports, and documentation
  • Maintain SOPs and security operations documentation


Qualifications

Bachelor’s degree in Cybersecurity, IT, or related field (or equivalent experience)

10 years of cybersecurity operations experience

  • Strong knowledge of NIST, FISMA, and federal security frameworks
  • Experience with Microsoft security stack (Defender, M365, Azure)
  • Hands-on experience with SIEM, EDR, NDR, and incident response
  • Strong analytical and threat hunting skills


Preferred Certifications

CISSP, CISM, CEH, or equivalent

Salary.com Estimation for Senior ISSO in Washington, DC
$76,484 to $90,985
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