Contractor Special Security Officer (CSSO)

STR · Woburn, MA · Engineering

Posted 2026-08-13

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Job Requisition: Contractor Special Security Officer (CSSO)

Location: Woburn, MA

Clearance Requirement: Active Top Secret with SAP/SCI eligibility

Position Summary

STR seeks an experienced Contractor Special Security Officer (CSSO) to lead a DoW Special Access Program (SAP) portfolio at our Woburn, MA facility. The successful candidate will collaborate with security management, program management, program personnel, and customer security to ensure compliance with U.S. Government directives, regulations, and requirements. Role will primarily manage one DoW SAP customer, with potential future direct reports.

Essential Duties and Responsibilities

CSSO Responsibilities (Primary):

Maintain robust security posture and compliance for multiple SAP programs in accordance with DoDM 5205.07, ICD 705, and IC/DOD security policies

Serve as primary liaison for SAP program security requirements while providing excellent customer service with internal and external customers

Partner routinely and effectively with Program Manager and Security disciplines, to include Personnel Security, ACSSOs, Classified Cybersecurity, Classified Information Technology, and the Facility Security Officer

Lead Government compliance inspections, self-inspections, support staff assistance visits and manage external/internal program security assessments

Develop, review, and implement security policies, Standard Operating Procedures, Program Protection (P2), and OPSEC/transportation plans

Oversee document control and classified material accountability, including duties as a SAP Accountability Officer

Write, interpret, and administer DD254s and support documentation.

Review operational requirements and system specification documents to ensure applicable security requirements are addressed and incorporated into security processes

Interpret and implement security classification guidance for each respective program

Perform inquiries on security incidents and implement corrective actions

Attend and participate in security and program meetings

Develop and conduct initial and refresher program security briefings, debriefings, and foreign travel briefings, as required

Perform other duties as assigned

Required Qualifications

U.S. Citizenship required

Active Top Secret security clearance with SAP/SCI eligibility

Minimum 7 years of experience as a security representative with SAP/SCI security compliance

Bachelor’s degree preferred, or equivalent relevant security experience.

Demonstrated knowledge of NISPOM, ICD 705, DoDM 5205.07, FOCI, ITAR, and relevant standards

Proficiency with MS Office, DISS, JADE, SIMS, TALON, and NISS

Experience in interpreting and implementing security classifications, contracts, and incident response/mitigation

Successful completion of CDSE’s ‘Intro to SAPs’

Strong written and oral communication skills; ability to discreetly/diplomatically manage sensitive and complex communications

Key Competencies

Strong independent judgment and compliance orientation.

Expertise in security policy interpretation and development.

Excellent verbal and written communication skills.

Ability to manage complex or sensitive communication scenarios.

Physical Demands / Work Environment

Full Time Onsite position in Woburn, MA

Ability to stand, bend, move throughout the facility for audits/inspections.

Occasional travel (approx. 5–10%) as required.

Full-Time Salary Range: $152,000 to $175,000

The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate’s experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions.

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