Senior Security Specialist (DOD/SCI)

At System High Corporation—a Top Washington-Area Workplace (The Washington Post, 2023–2025), a Top Workplaces Culture Excellence honoree (April 2025), and a three-time VETS Indexes 3-Star Employer—we protect and advance the nation’s most critical missions. As part of our team, you’ll tackle complex security challenges across SAP, SCI, and Collateral programs. If you’re driven by national security, innovation, and integrity, we want to hear from you.

Position Overview

We are seeking a Senior Security Specialist (DOD/SCI) to join our team to help contribute to our success and help us solve problems with innovation through intelligence. Our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high-performing team. This position offers a unique opportunity to work at the forefront of cyber investigations, digital forensics, cyber threat analysis, and mission support in a dynamic and collaborative environment. The successful candidate will contribute to protecting national security interests by leveraging technical expertise, analytical skills, and innovative problem-solving to address complex cyber challenges. Individuals who are passionate about cybersecurity, committed to excellence, and eager to make a meaningful impact are encouraged to apply.

• Executes administration and coordination of DC3 security programs to ensure compliance with Department of Defense and DC3 security policies and procedures with minimal supervision.
• Ensures compliance with security standards and provides guidance and support to staff members concerning all security administrative functions such as personnel security, information and system security, COMSEC, physical security and Industrial Security for the processing of DD FM 254s.
• Provides administrative security support associated with the receipt, distribution, inventory, reproduction, and disposition of classified material.
• Experience administering Document Control program.
• Reviews applications for security clearances and clearance renewals.
• Administers and maintains physical security procedures for visitor control, employee identification and safeguard of company facilities, equipment, materials, and employee property.
• Develops and conducts security briefings and security education programs.
• Provides oversight for programs for the protection of classified information as well as proprietary information.
• Assists with preparation, transmittal, and receipt of visitor certifications.
• Process incoming VARs via DISS or other transmissions.
• Experience administering DISS (Defense Information System for Security), (NBIS) National Background Investigation Services, and e-QIP as well as Continuous Enrollment (CE) program.
• Periodically inspects the facility to ensure physical security measures are followed as well as daily EOD checks.
• Contributes to development, review, and disposition of standing operating procedures and continuous improvement initiatives for SCIFs and other TS level requirements.
• Create and processes new hire badges and accesses.
• Assembles new hire packages and training material for incoming personnel.
• Work with Partner Engagement for visitor registration and check in for high level meetings to include foreign visitors.
• Other duties as assigned.