Contractor Staff Security Officer (CSSO)

CenCore Group is seeking a Contractor Staff Security Officer (CSSO) to support a mission-critical security services program at a secure federal customer facility.

This on-site role serves as a primary security liaison and coordinates personnel security, access sponsorship, roster management, briefing records, compliance tracking, and customer-facing security support.

The CSSO helps ensure personnel are properly processed, documented, briefed, trained, and maintained in an eligible status before and during assignment.

• Prepare and submit complete personnel clearance and access packages to designated customer representatives within required timelines.
• Create, maintain, validate, and submit electronic personnel rosters on recurring schedules and as personnel changes affect sponsorship or access.
• Coordinate sponsorship, access activation, badging support, onboarding, transfers, and removals with program management, corporate security, and customer representatives.
• Track personnel eligibility, access status, briefing completion, escort authorization, recurring training, and compliance expiration dates.
• Coordinate escort authorization requests and supporting documentation through approved processes.
• Ensure personnel complete required initial and annual security, counterintelligence awareness, operations security, and facility-specific briefings before assignment.
• Maintain accurate, auditable security and training records; escalate or remove personnel from duties when required compliance has lapsed.
• Coordinate reporting of foreign contacts, foreign activities, foreign connections, and other reportable security matters through approved channels.
• Report suspected or confirmed security violations and support incident documentation, inquiry, corrective action, and personnel removal when directed.
• Advise program management, recruiting, human resources, site leads, and employees on clearance, access, badging, briefing, and security compliance requirements.
• Protect sensitive personnel and security information and limit access to authorized individuals with a valid need to know.
• Provide status reporting on pending packages, access risks, expired requirements, and potential staffing impacts.

• Active Top Secret clearance with Polygraph . Employment is contingent upon contract requirements, funding, customer approval, and successful completion and maintenance of all required security and access processing.
• Employment is contingent upon contract requirements, funding, customer approval, and successful completion and maintenance of all required security and access processing.
• U.S. Citizenship required; must provide a valid U.S. Passport Book or Passport Card.
• Experience performing personnel security, industrial security, program security, access processing, or closely related cleared-contract support.
• Working knowledge of DD254-driven personnel security and access requirements, security briefings, incident reporting, sponsorship, and roster control.
• Demonstrated ability to manage high-volume, time-sensitive security records with strong accuracy and confidentiality.
• Strong written communication, documentation, customer liaison, and records-management skills.
• Ability to work on-site in a secure federal customer environment.
• Ability to meet and maintain the clearance, access, suitability, badging, briefing, training, and customer-approval requirements established for the assignment.

• Three or more years of experience supporting a cleared federal workforce or large security program.
• Experience with government personnel security processing systems, access rosters, eligibility tracking, and badge lifecycle support.
• Experience supporting several hundred cleared employees across multiple locations.
• Recognized industrial security, personnel security, or related security training or certification.
• Experience coordinating with corporate security, program management, recruiting, human resources, and government security representatives.

• Security judgment and discretion
• Confidentiality and information protection
• Regulatory discipline and compliance awareness
• Accurate records management and documentation
• Deadline management and follow-through
• Customer liaison and professional communication
• Escalation awareness and sound decision-making
• Ability to coordinate across recruiting, HR, program leadership, corporate security, and customer stakeholders

• On-site, office-based work in a secure federal customer environment.
• Extensive computer, document, and records-management activity.
• May require movement between security, administrative, and customer-support offices.
• Must be available to support urgent personnel or security incidents when required.
• Must comply with all company and customer security, safety, information-protection, incident-reporting, and controlled-area requirements.

Company Overview At CenCore Group, we deliver security solutions that support critical national security missions.

We specialize in designing, building, securing, and maintaining advanced technology environments at the intersection of emerging technology and national security.

We are seeking a dependable, cleared professional to join our team in support of secure physical security operations.

Overview Final compensation will be determined based on experience, qualifications, internal equity, contract requirements, and applicable law.

Eligible employees may enroll in company-sponsored medical, dental, and vision benefits in accordance with plan terms and enrollment requirements.

The company contributes toward employee healthcare premiums, subject to plan provisions.

Employees are also eligible to participate in the company's 401(k) retirement savings plan, including employer matching contributions in accordance with plan guidelines and eligibility requirements.

Paid time off, sick leave, and holiday benefits are provided in accordance with company policy, applicable contract requirements, and federal, state, and local laws.

Benefit eligibility and accrual rates may vary based on position, location, and length of service.

The company is committed to equitable pay practices and does not seek or rely on an applicant's wage history when making compensation decisions.

may be modified from time to time in accordance with company policy and applicable law. Equal Opportunity Employer Statement CenCore Group is an equal opportunity employer. We hire based on merit and qualifications and do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, genetic information, pregnancy, childbirth or related medical conditions, or any other status protected by applicable federal, state, or local law.