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Arcfield Logo Arcfield · IT - Administration

Lead Information Systems Security Officer (ISSO)

United States, Colorado Springs Employment contract 97016.00 - 168692.00 USD / Year · Job Posted June 02, 2026
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Job Description

We are seeking an experienced and driven Lead Information Systems Security Officer (ISSO) to guide and oversee the design, implementation, and continuous improvement of our USSF customer's information security program in CO Springs, CO. The Lead ISSO will serve as a critical point of contact for all security-related matters and be responsible for ensuring compliance with organizational, customer, and regulatory security requirements. In this leadership role, you will manage a team of cybersecurity professionals, lead security initiatives, oversee risk management, and act as a key advisor on security policies and processes.

Job Responsibility

  • Manage and oversee a team of ISSOs, analysts, and engineers
  • Provide mentorship, training, and guidance for developing team members' skills and expertise
  • Assign and prioritize security-related tasks and initiatives
  • Drive the implementation of best practices for system security
  • Serve as the primary SME on security policies, frameworks, and applicable standards
  • Develop, implement, and maintain System Security Plans (SSPs)
  • Lead periodic risk assessments and vulnerability assessments
  • Manage the certification and accreditation (C&A) process
  • Conduct security audits and reviews
  • Monitor and assess security-related control systems
  • Oversee system security measures
  • Manage handling of security incidents
  • Monitor security logs and review system audit trails
  • Maintain Incident Response and BCDR frameworks
  • Collaborate with system owners, administrators, and vendors
  • Provide security awareness training
  • Act as primary liaison with external auditors
  • Draft, implement, and enforce security policies
  • Create and maintain systems documentation
  • Stay current with emerging cybersecurity threats

Requirements

  • Bachelor’s degree (8-10 years' exp). Master's degree (6-8 years' exp) or a PhD (3-5 years' exp) in Computer Science, Information Security, Cybersecurity, or a related discipline (or equivalent work experience)
  • 7+ years of experience in cybersecurity or system security-related roles
  • 3+ years of experience in leadership, mentoring, or team management roles in a security-focused environment
  • Proven hands-on experience with security operations, policies, and frameworks
  • Must possess and maintain an ACTIVE TS/SCI CLEARANCE
  • Strong knowledge of cybersecurity frameworks and standards, such as NIST Risk Management Framework (RMF), FISMA, ISO 27001/27002, and GDPR
  • Thorough understanding of operating systems security (Windows, Linux, and Unix), network protocols, and security tools such as firewalls, VPNs, IDS/IPS, and endpoint protection
  • Experience using vulnerability scanning tools such as Nessus, Qualys, or Rapid7, and security information and event management (SIEM) tools like Splunk or LogRhythm
  • Scripting and automation experience with languages like Python, PowerShell, or Bash is preferred
  • Familiarity with cloud security best practices for platforms such as AWS, Microsoft Azure, or Google Cloud Platform
  • Demonstrated experience implementing and managing risk management processes, including vulnerability and threat assessments, risk remediation planning, and reporting to leadership teams
  • Proven success in preparing for and passing third-party IT audits or certifications (e.g., FISMA audits, SOC 2 audits, etc.)
  • Solid understanding of authentication mechanisms (Active Directory, SSO, MFA), encryption standards (TLS, AES), and secure data management principles
  • Proven leadership experience managing teams of cybersecurity professionals and fostering collaboration across departments
  • Ability to work cross-functionally to influence security decisions and communicate complex technical issues to non-technical stakeholders
  • Strong ability to evaluate risks and vulnerabilities, mitigate threats, and respond to incidents with urgency and precision
  • Analytical skills to correlate security events and identify potential sources or anomalies

Nice to have

  • Certified Information Systems Security Professional (CISSP)
  • Certified Information Systems Auditor (CISA)
  • Certified Information Security Manager (CISM)
  • GIAC Security Essentials (GSEC)
  • AWS Security Specialty
  • CRISC (Certified in Risk and Information Systems Control)
  • Knowledge and experience with zero-trust architecture principles
  • Experience with DevSecOps and integrating security into CI/CD pipelines
  • Familiarity with tools such as AWS Config, Azure Security Center, or Google Cloud Security Command Center

What we offer

  • Health Insurance
  • Life Insurance
  • Paid Time Off
  • Holiday Pay
  • Short Term and Long-Term Disability
  • Retirement and Savings
  • Learning and Development opportunities
  • wellness programs
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