Information Systems Security Officer (ISSO)
X-Bow Systems
Huntsville, AL · Posted November 9, 2026
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November 2026
- #1Best cities for aerospace and defense jobs555 openings · of 67
- #2Best cities for pay after cost of living in the Southeast$164k · of 33
- #2Best cities for software and engineering jobs in the Southeast701 openings · of 65
- #3Best all-round cities for mid-career professionals in the Southeast74 / 100 · of 33
- #6Best cities for aerospace and defense pay after cost of living$151k · of 19
- #12Best all-round cities for AI careers in the Southeast61 / 100 · of 33
Rankings about security jobs
- Best cities for security jobs #1 San Francisco (316 openings)
- Best cities for security pay after cost of living #1 San Mateo ($241k)
- Most requested AI skills in security jobs #1 AI tools in daily work (10.8%)
- Employers with the most security jobs #1 Amazon (318 roles)
How AI is used in this kind of work
Among information security analysts, AI is already used for a large share of the tasks. Measured exposure for information security analysts: 49% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
Position Title: Information Systems Security Officer (ISSO) Experience Level: Mid-Level (3–5 years) Department: Security Reports To: Senior FSO/ISSM Location: Huntsville Job Type: Full-Time
Job Summary
We are seeking a highly motivated and detail-oriented Information Systems Security Officer (ISSO) with 3 to 5 years of experience to join our security team. In this role, you will be responsible for ensuring the operational security posture of our information systems. You will play a critical role in maintaining compliance with industry standards, conducting risk assessments, managing vulnerabilities, and supporting incident response efforts.
Key Responsibilities
· Security Compliance & Governance: Maintain and enforce information security policies, standards, and procedures. Ensure all assigned systems comply with relevant regulatory and organizational requirements.
· Risk & Vulnerability Management: Coordinate and conduct regular vulnerability scans, analyze results, and collaborate with system administrators to ensure timely patching and remediation.
· System Security Plans (SSP): Hands-on experience updating control implementation statements, tracking POA&Ms (Plans of Action and Milestones), and maintaining security documentation within eMass.
· Access Control & Monitoring: Monitor user access controls, perform periodic access reviews, and audit system logs to detect unauthorized activities or policy violations.
· Incident Response Support: Assist the Incident Response team during security incidents, helping to contain, investigate, and document breaches or anomalies.
Required Qualifications
· Clearance: Must have an active Secret US Government Clearance. Please note US Citizenship is required to maintain a Secret Clearance.
· Education: Bachelor's degree in Cybersecurity, Computer Science, Information Technology, or a related field (equivalent work experience will be considered).
· Experience: 3 to 5 years of direct experience in an information security role (e.g., ISSO, Security Analyst, or Security Administrator).
Technical Knowledge:
· Solid understanding of network security principles, firewalls, intrusion detection/prevention systems (IDS/IPS), and Identity and Access Management (IAM).
· Familiarity with vulnerability scanning tools (e.g., Nessus, Qualys, Rapid7) and SIEM platforms (e.g., Splunk, Sentinel).
· Practical knowledge of at least one major security framework, such as NIST SP 800-37/53, ISO/IEC 27001, CIS Controls, or SOC 2.
Certifications: Active security certification is highly preferred (e.g., CompTIA Security+, CompTIA Cybersecurity Analyst (CySA+), or Certified Information Systems Security