Demo

Alternate Contractor Special Security Officer (ACSSO) (TS/SCI)

Computer Systems Center Incorporated
Springfield, VA Full Time
POSTED ON 1/5/2026
AVAILABLE BEFORE 2/4/2026

CSCI is a Woman-Owned Small Business seeking an experienced, intricately motivated Alternate Contractor Security Specialist Officer (ACSSO) to provide security support to the Mason Rapid Prototyping Research Center (RPRC) office and employees for a 6-month contract position to provide security assistance in a Secure Area as an ACSSO, in addition to providing security assistance on an as-needed basis to the FSO. The ACSSO will assist with RPRC Program Property Management and holdings. The ACSSO will support the RPRC DoD Program assets and subcontractor partner inventory locations, which support activities, technical demonstrations, and operations of RPRC.

The candidate must have a current TS/SCI Clearance.

This position is on-site, Monday-Friday in Springfield, VA.

Responsibilities

The Alternate Contractor Special Security Officer (ACSSO) primarily responsibilities include but not limited to:

  • Perform assigned duties using established policies and procedures;
  • Assist with the management of the OPSEC program;
  • Maintain the physical security controls and accreditation of the facility;
  • Review security policies/procedures for currency/relevancy and provide input for updating or re-writing;
  • Perform initial and annual security briefings, refresher briefings, and debriefings;
  • Perform other Security or Administrative duties by Personally Identifiable Information (PII) guidelines;
  • Assist with administering inventory control process to include physical counts and reconciliation of inventory control;
  • Assists with the receipt and shipment of all materials and goods consigned to the RPRC location and subcontractor partner locations;
  • Assists with the maintenance, control, and coordination of stock inventory materials, tools, and all items in storage;
  • Assists with providing asset operational procedure training to RPRC staff, subcontractor partners, and users related to DOD program activities;
  • Process security nomination packages and handle indoctrinations and debriefings for RPRC personnel;
  • Responsible for reviewing and updating DD-254s as part of the industrial security program;
  • Maintain personnel security documentation, ensuring accurate and current in-processing and out-processing records;
  • Process classified visit requests and verify clearances through systems like DISS and Scattered Castles for classified meetings;
  • Handle requests for incoming/outgoing visits and clearance verifications for SAARs;
  • Assist in implementing the Security Education Awareness program by developing training materials, security bulletins, directives, and procedures. Deliver weekly security awareness training and sessions to ensure compliance and awareness across the workforce; and
  • Offers on-call support, with the potential requirement to return to the duty station or work remotely during off-hours, particularly during crises, or to assess and respond to received threats, ensuring the implementation of required security procedures.

Skills - Minimum of 3-5 Years Experience

Required Qualifications:

  • US Citizenship is required.
  • Current Top Secret Clearance with SCI eligibility.
  • AA/AS or equivalent experience in a security or business-related field is required.
  • 3-5 years of related experience required in the DoD environments.
  • Work with minimal supervision.
  • Extensive knowledge of DISS.
  • Knowledge in Personnel Security.
  • Solid understanding of the Security Education and Awareness requirements across DoD and SCI program.
  • Impeccable customer service skills.
  • Expert experience using Microsoft Office Suite and Adobe tools and systems, including Excel, Project, Teams, SharePoint, Word, and PowerPoint.
  • The employee must maintain clearance and eligibility throughout employment.
  • Able to work flexible shifts in order to complete the mission.
  • Working onsite Monday – Friday.

Preferred Qualifications:

  • B.A. or B.S. in a security or business-related field preferred.

Experience Levels:

LEVEL 1 – requires a minimum of 3 years related experience
LEVEL 2 – requires a minimum of 5 years related experience.
LEVEL 3 – requires a minimum of 8 years related experience.
LEVEL 4 – requires a minimum of 10 years related experience.

This position is considered a Level 2.

Training/Certifications:
DD254 Form Short, Derivative Classification, Insider Threat Awareness, Insider Threat Program Personnel PII Training, Introduction to Industrial Security, Introduction to Information Security, Introduction to Physical Security, Introduction To Personnel Security, Introduction To The National Industrial Security Program (NISP) Certification and Accreditation Process, Introduction To The Risk Management Framework, Marking Classified Information, Personnel Clearances in the NISP, Controlled Unclassified Information (CUI), and Physical Security Measures.

Requirements - US Citizen / Top Secret/SCI Clearance

Travel:

Local travel infrequent.

U.S. Citizenship:

Yes

Minimum Clearance:

Applicants are required to have, at a minimum, a TOP SECRET (TS) clearances with Sensitive Compartmented Information (SCI) eligibility based on a Single Scope Background Investigation (SSBI) completed within the last 5 years.

Total Rewards

Total Rewards

At CSCI we recognize and reward your contributions, provide you with growth opportunities, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as generous paid leave, professional development, tuition assistance, and work-life balance. Full-time and part-time employees working at least 30 hours a week on a regular basis are eligible to participate in our benefit programs. Other offerings may be provided for employees not within this category.

Compensation

Compensation at CSCI is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws. The projected compensation range for this position is based on full time status. While monetary compensation is important, it’s just one component of CSCI’s total compensation package.

The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.

CSCI stands in support of equality for and advancement of all people based solely upon the merits of abilities and actions alone, without regard to race, creed, color, sex, age, national origin or disability.

Salary.com Estimation for Alternate Contractor Special Security Officer (ACSSO) (TS/SCI) in Springfield, VA
$82,755 to $113,177
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