Currently, ManTech is seeking a motivated, career and customer-oriented Program Security Representative to join our team in the National Nuclear Security Agency (NNSA), Department of the Energy (DOE) Headquarters. Available position locations are either the DOE Facility in Germantown, MD or DOE HQ, the Forrestal Building, 1000 Independence Ave SW, Washington DC, 20585. **Responsibilities include, but are not limited to:** + Leads the development, coordination, and execution of a national-level OPSEC program for the SAP population. + Assists NNSA field sites, labs, and plants with their OPSEC programs by providing guidance and support. + Conducts OPSEC assessments on a scheduled basis and writes reports for senior leadership. + Assists in developing and executing approved policies and procedures for safeguarding SAP, SCI, and collateral data in support of NSE operations. + Provide day-to-day security support that includes continuous assessment of procedures to identify shortfalls and provide appropriate recommendations for revising and improving security policies, procedures, and systems. + Identify vulnerabilities, threats, and risks to test, training, and operational activities. + Assist in developing, implementing, and training the Operations Security program. + Assist in providing contractor and subordinate facility assistance and oversight. + Brief all levels of personnel, both in the government and senior civilian services, on a variety of security related topics. + Monitor, report and track all corrective actions resulting from compliance reviews. + Ensure timely notification of pertinent security matters to program technical and management staff. + Conduct investigation of any loss, compromise, or suspected compromise of classified and/or sensitive information, including conducting preliminary inquiries and generating damage assessments resulting from the loss of classified information. + Coordinate with SAP security personnel to ensure lessons learned are incorporated into the curriculum for the SAP security education & awareness program. **Basic Qualifications:** + Bachelor’s Degree and 4 or more years of relevant experience + Min 4 years of Security experience, providing technical support to SAP, SCI and collateral security oversight and management functions. **Preferred Qualifications:** + OPSEC certification through a recognized source + Security Fundamentals Professional Certification (SFPC) + Special Program Security Certification (SPSC) **Security Clearance Requirements:** + Current Top-Secret Clearance with SCI Eligibility + Eligibility for access to Special Access Program Information + Willingness to submit to a Counterintelligence polygraph. + Selected candidate will need to acquire a DOE Q clearance and be entered into the DOE’s Continuous Evaluation system. **Physical Requirements:** + Due to the classification level of the contract requirements, the selected candidate must be able to be on-site during the work week. + This position will also require some domestic travel. ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.