CSSO/AFSO - Contractor Special Security Officer/Assistant Facility Security Officer

CACI; Denver (CO); On-site; USD 120,000 - 180,000; Full time

Job summary

CACI is seeking a Contractors Special Security Officer/Assistant Facility Security Officer (CSSO/AFSO) in Westminster, CO. You will administer collateral and SCI security programs for DoD/IC, ensuring compliance with NISPOM, DCID, and related directives.

Collaboration with ISSM, DIA, and security teams is essential in a fast-paced environment. Requirements include an active TS clearance with SCI eligibility and willingness to undergo a polygraph, plus 5+ years in CSSO roles.

Qualifications

• Active Top Secret clearance with SCI eligibility; willing to pursue polygraph.
• Bachelor's degree or equivalent security/SCI experience.
• Familiarity with DoD 5105.21-M-1, NISPOM/NISPOMSUP, DCID 6/3/6/4/9; JPAS and DISS databases.

Responsibilities

• Administer and implement SCI/SCIF security programs per directives.
• Conduct inspections, audits, and reviews of SCI/SAP program compliance.
• Coordinate with ISSM to ensure accreditation documentation for SCI systems.
• Manage SCIF modifications, FFCs, and accreditation letters with DIA/SIO.
• Respond to alarms and maintain SOPs and EAPs; investigate violations.

Skills

TS/SCI eligibility

5+ years CSSO experience

Attention to detail

Security program administration

Policy compliance

Education

Bachelor's degree or equivalent

Tools

JPAS

DISS

COMSEC account

Job description

Job Title: CSSO/AFSO - Contractor Special Security Officer/Assistant Facility Security Officer

Job Category: Security

Time Type: Full time

Minimum Clearance Required to Start: Top Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

Anticipated Posting End: 12/31/2026

The Opportunity:

CACI is looking for a (CSSO/AFSO) Contractor Special Security Officer/Assistant Facility Security Officer to join our team of passionate security professionals in our Westminster, CO office. You will be a key contributor to the security team and will assist in administering and implementing collateral level security programs and sensitive compartmented information programs for a CACI company. You'll be well versed in administering routine aspects of the DOD, Intelligence and other industrial security programs to ensure compliance with government and company security policies and procedures. You will thrive in a fast-paced environment with a bias for action. You should be able to build high-trust partnerships with management and other security team members, while being energetic, detail oriented, analytical, and self-starting.

Responsibilities:

• Perform duties related to the Sensitive Compartmented Information (SCI) Administrative Security Manual
• Perform duties Applicable to the Director Central Intelligence Directives (DCID) and the NISPOM
• Maintain applicable SCI directives, regulations, manuals, and guidelines to adequately manage CSSO duties and responsibilities.
• SCI/SAP level inspections/audits/reviews.
• Develop / submit annual self-inspections, SCI Co-Use Agreements, FFC (Fixed Facility Checklist)
• Complete Modifications to Existing SCIFs from start to finish, such as submitting Pre Construction Modification Request to SSO/DIA for approval prior to construction starting. Once approved, start construction based on ICD 705 Tech Spec Guidance and AFMC Guidance. Once construction completed, update FFC and submit to SSO/DIA for approval. DIA will issue updated SCIF Accreditation letter based on modifications.
• Process SCI eligibility requests.
• Coordinate with ISSM to ensure appropriate accreditation documentation is available for each SCI automated information system under cognizance.
• COMSEC experience with a NSA account.
• Work with DIAS db.
• Work with COMSEC item inventory.
• Change lock combos to include TPI.
• Work with TS/SCI documents and accountability.
• Indoctrination of all SCI/SAP personnel.
• Administer Security initial/refresher/ briefings.
• SCIF facility alarm liaison to include responding to any/all alarms and update paperwork as required.
• Update Standard Operating Procedures (SOP) and Emergency Action Plan (EAP) as required
• Investigate, report and correct security infractions/violations.

Qualifications:

• Required:
• Active DOD Top Secret Clearance and eligibility for SCI, must be willing to gain a Polygraph.
• 5 plus years of experience working as CSSO managing security in support of Intelligence Community and DoD programs.
• A degree (Bachelor's preferred) or comparable security/SCI experience
• Familiarity/working knowledge with the following is highly desired: DoD 5105.21-M-1, Sensitive Compartmented Information Administrative Security Manual; National Industrial Security Program Operating Manual (NISPOM) and Supplement (NISPOMSUP); Director of Central Intelligence Directives (DCID) 6/3, 6/4, 6/9; and the DoD Joint Personnel Adjudication System (JPAS) and Defense Information Security System (DISS) Database.
• Experience with NSA COMSEC account.

What You Can Expect:

• A culture of integrity.
• At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.
• An environment of trust.
• CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
• A focus on continuous growth.
• Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range :

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you