Special Security Officer

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Leidos is seeking a highly motivated and dedicated Special Security Officer (SSO) to join our team at Nellis AFB, Las Vegas, NV. This is an exciting opportunity to play an important role in supporting ACC Wing SCI security programs and ensuring the protection of sensitive national security information.

In this position, you will perform the full range of security duties and assignments in support of ACC Wing SCI security programs, assist in the daily operations of the Special Security Office, and help administer the SCI security program, including providing expert SCI security guidance to other local and tenant SCIFs. You will also serve as a trusted resource, interpreting directives from the Director of National Intelligence, Defense Intelligence Agency, and Department of Defense (DoD), while providing critical technical advice and guidance on SCI personnel, physical, and information security standards.

What You'll Do: 

• Maintain applicable SCI directives, regulations, manuals, and guidelines to adequately discharge SSO duties and responsibilities.
• Ensure SCI is properly accounted for, controlled, transmitted, transported, packaged, and safeguarded.

• Ensure SCI is destroyed by authorized means.
• Ensure SCI is disseminated only to persons authorized access to the material and having an established need-to-know.
• Investigate SCI security infractions, making recommendations to the Chief SSO on site and preparing required reports.
• Maintain continuing liaison, with collateral security officials to ensure both security levels are mission accomplished.
• Conduct SCI personnel, information, physical and technical security (TEMPEST/Technical Surveillance Countermeasures (TSCM) actions.
• Provide all security awareness trainings as required by regulations and requested by the COR.

• Perform all aspects of the SCI Personnel Security Program to include, nomination interviews, validation of SCI access requirements, submission of investigative requests, conduct SCI security briefings; obtain signed Non Disclosure Agreement (NdA) and Non Disclosure Statement (NdS); and perform other related personnel security actions. 
• Serve as the official channel for certifying and receiving SCI visitor clearances/accesses.
• Maintain the Defense Information System for Security (DISS) system to accurately reflect all personnel under their organization.
• Provide guidance and assistance for processing SCI position and eligibility requests.
• Process all derogatory information concerning SCI indoctrinated individuals under their security cognizance and assist commanders and directors with establishment of Security Information Files.
• Assist in providing overall physical security and will ensure that all current and future SCI Facilities (SCIFs) comply with the physical security standards outlined in ICD 705 all other applicable directives and established policies. The contractor shall prepare and revise, as needed, all physical accreditation paperwork, to include the fixed facility checklists.
• Ensure appropriate accreditation documentation is available for each SCIF and under the organization's security cognizance.
• Ensure that each SCIF under their security cognizance conducts annual self-inspections of the security program.

What You'll Need (Required):

• Currently possess a TS/SCI security clearance.
• Bachelor’s degree and at least 4 years of relevant experience or Associate's degree and at least 6 years of relevant experience. *Additional experience may be considered in lieu of degree.
• Minimum of 4 years experience working with SCI in all security disciplines, but specifically in personnel, physical, information and basic information assurance.
• Ability to work independently in an operational environment so the contractor must possess knowledge of a full range of security principles, concepts, practices, products and services; methods for evaluating risk and vulnerability; implementing mitigating improvement; and disseminating security procedures/processes.
• Knowledge of Intelligence Community Directives (ICD) 704, ICD 705 and Technical Specifications and DoDM 5105.21, V1 thru V3 and working knowledge of other applicable Director of National Intelligence (DNI), Defense Intelligence Agency (DIA), and USAF directives and regulations.
• Ability to gather facts and use effective analytical and evaluative methods to assess information, plan the sequence of actions necessary, make sound decisions and solve a variety of security problems.

Nice to Have:

• Attended and completed a formal SSO certification training and a Sensitive Compartmented Information Facilities (SCIF) physical security course.

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Original Posting:

October 19, 2026

Pay Range:

Pay Range $65,650.00 - $118,675.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.