Onsite CSSO & Classified Facility Security Lead

Liberty Alliance, LLC; Bay St. Louis (MS); On-site; USD 95,000 - 135,000; Full time

Job summary

Liberty Alliance, Inc. seeks a Contractor Special Security Officer (CSSO) to lead on-site security for a classified DoW facility in Mississippi. The CSSO will manage daily security operations, access control, and safeguarding of classified information in coordination with Government authorities.

The role requires Top Secret clearance with SCI eligibility, five years of DoW/IC security experience, and the ability to operate independently on-site in Bay St. Louis, MS.

Qualifications

• Bachelor’s degree in security management, criminal justice, business administration, or related field or equivalent experience.
• Minimum five years of DoW/IC security experience with SCI access administration or facility operations.
• Active Top Secret clearance with SCI eligibility and access requirements.
• Experience as CSSO/SSO/SSR or similar role.
• Familiarity with ICD 705, SCI policies, DoW requirements, and safeguarding procedures.
• Experience with personnel access management, visitor coordination, and incident reporting.
• Knowledge of DISS and related government security systems.
• Strong written/verbal communication and ability to work independently on-site.

Responsibilities

• Manage day-to-day classified facility operations: entry, visitors, procedures, records.
• Oversee access control, intrusion detection, alarm coordination, and after-hours response.
• Conduct security inspections, document deficiencies, track actions, support emergency procedures.
• Maintain accreditation records and coordinate with government officials on inspections and changes.
• Verify clearances, SCI eligibility, access authorizations, and need-to-know.

Skills

DoD/IC security

SCI eligibility

Independent security management

Written & verbal comms

On-site security operations

Education

Bachelor’s in security/related

Tools

DISS

ICD 705

Security systems

Job description

Liberty Alliance, Inc. seeks a Contractor Special Security Officer (CSSO) to lead on-site security for a classified DoW facility in Mississippi. The CSSO will manage daily security operations, access control, and safeguarding of classified information in coordination with Government authorities.

The role requires Top Secret clearance with SCI eligibility, five years of DoW/IC security experience, and the ability to operate independently on-site in Bay St. Louis, MS.