Information Security Systems Specialist

Winchester Ammunition; Independence (MO); On-site; USD 92,100 - 138,800; Full time

Job summary

Winchester Ammunition is seeking an Information Security Systems Specialist to be stationed at the Lake City Army Ammunition Plant in Independence, MO. This role focuses on secure design, deployment, and maintenance of enterprise IT, OT, and classified systems, including serving as ISSO for classified environments.

You will contribute to SSDLC activities, threat modeling, secure coding practices, SAST/DAST, and risk-based security controls across development and deployment processes in a highly

Qualifications

• Bachelor’s degree in a related field with relevant experience.
• Experience in Information Security, Systems Engineering, or related cybersecurity discipline.
• Knowledge of government security requirements and compliance standards.

Responsibilities

• Ensure compliance with government regulations and internal security policies for classified systems.
• Maintain protection of classified information including access control and configuration compliance.
• Support audits, investigations, and incident response activities.

Skills

Cybersecurity frameworks

Written and verbal communication

Security clearance readiness

Education

Bachelor’s degree in Cybersecurity, Information Systems, Computer Science

High school diploma or equivalent

Tools

SAST tools

DAST tools

Windows

Linux

Cloud security tools

Job description

Title: Information Security Systems Specialist

Location: Independence, MO

Salary: $92,100 - $138,800

Schedule: 9/80

Focus: Olin Winchester is hiring an Information Security Systems Specialist to be located at the Lake City Army Ammunition Plant in Independence, MO (Kansas City area). The Information Security Systems Specialist ensures the secure design, deployment, and maintenance of enterprise IT, OT, and classified information systems. A major component of this role is serving as the Information Systems Security Officer (ISSO) for classified systems, ensuring compliance with government security requirements, authorization standards, and internal policies. The Specialist also supports the Secure Software Development Life Cycle (SSDLC) to ensure application security controls are embedded throughout development and deployment processes.

Essential Job Functions

• Ensure classified information systems maintain full compliance with government regulations and internal classified-system security policies.
• Maintain continuous protection of classified IS, including auditing, access control enforcement, change control, and configuration compliance.
• Execute and oversee media handling, sanitization, and destruction procedures for classified materials.
• Support audits, inspections, and compliance assessments by government and internal organizations.
• Support incident response, including investigation, threat analysis, and reporting.
• Support compliance with frameworks such as NIST 800-171, NIST 800-53, NIST 800-82, CMMC, and internal corporate security standards.
• Contribute to SSDLC security activities such as threat modeling, secure coding practices, SAST/DAST, and dependency scanning.
• Ensure adherence to internal SSDLC standards and validate security gate compliance.

Minimum Requirements

• Must meet one of the following:
  • High school diploma or equivalent with a minimum of 7 years of relevant experience; OR
  • Bachelor’s degree* in Cybersecurity, Information Systems, Computer Science, or a related field with a minimum of 3 years of relevant experience.
• Relevant experience must include professional experience in Information Security, Systems Engineering, Systems Administration, or a related cybersecurity discipline.
• Experience supporting information security, system security, or compliance activities within enterprise environments; experience working in classified or highly regulated environments and/or serving in an ISSO capacity preferred.
• Working knowledge of cybersecurity frameworks and compliance standards, preferably NIST 800-171, NIST 800-53, CMMC, RMF, and SSDLC practices; experience utilizing SAST/DAST tools preferred.
• Hands‑on experience securing and supporting Windows, Linux, cloud, networking, OT/ICS, and enterprise technology environments, including the use of security monitoring, vulnerability management, and configuration compliance tools.
• Experience with risk management, security assessments, compliance documentation, and authorization activities, including ATO packages, SSPs, POA&Ms, and risk assessments preferred.
• Knowledge of secure CI/CD pipelines, cloud security principles, and critical infrastructure or OT/ICS environments preferred.
• Relevant cybersecurity certifications such as Security+, SSCP, CISSP, CISM, or CEH preferred.
• Ability to obtain and maintain a U.S. Government security clearance. Active clearance preferred.
• Strong written and verbal communication skills.
• Relevant degree must be from a school accredited by an agency recognized by the Secretary of Education of the U.S. Department of Education or equivalent international program.

Location‑Specific Requirements

• Valid U.S. driver’s license.
• Successful vetting as an Employee Possessor in accordance with U.S. Department of Justice and the Bureau of Alcohol, Tobacco, Firearms and Explosives.
• Access to ITAR‑controlled technical data; employment contingent upon the candidate’s ability to access such data pursuant to an export license approved by the Directorate of Defense Trade Controls, if required.
• Successful vetting for unescorted access in accordance with U.S. Army and Department of Defense access policies. Non‑U.S. citizens are not allowed on site.

Olin does not provide any form of sponsorship. We will only employ those who are legally authorized to work in the United States. Individuals with temporary visas such as E, F‑1, H‑1, H‑2, L, B, J or TN or who need sponsorship now or in the future are not eligible for hire.

Olin is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law.