Senior ISSO - TS/SCI On-Site Cybersecurity Lead

DAn Solutions, Inc.; Maryland; On-site; USD 162,000 - 198,000; Full time

Job summary

DAn Solutions, Inc. seeks a Senior Information Systems Security Officer (ISSO) to support a federal intelligence community program. The role focuses on cybersecurity, risk management, and certification activities across the program lifecycle.

On-site opportunities are available in Annapolis Junction, MD, Washington, DC, or Reston, VA. The ideal candidate holds active TS/SCI with poly and Security+ or equivalent IAT II/III certification, with hands-on experience in RMF, XACTA, ATO processes, and

Qualifications

• Active TS/SCI security clearance with an active polygraph.
• Current Security+ certification or equivalent IAT Level II/III certification.
• Proficiency with XACTA and the RMF, including management of IATT and ATO processes.
• Proficiency with Splunk.
• Experience conducting assessments of existing IT architectures against applicable security frameworks, including ICD 503.
• Experience creating and maintaining SSPs, SAPs, POA&Ms, and security artifacts.
• Experience coordinating with ISSMs, ISSEs, system owners, and authorizing officials.

Responsibilities

• Conduct technical security assessments of computing environments and support cybersecurity initiatives.
• Ensure system security compliance, identify and manage risks, and support certification and authorization activities throughout the program lifecycle.
• Work with application leads, system administrators, database admins, developers, and testers to ensure systems achieve and maintain ATO.
• Provide security guidance to development and engineering teams to embed security into design and development.
• Support security assessment events and respond to questions from ISSMs and SCAs.
• Develop and maintain SSPs, POA&Ms, and other required security docs using XACTA.
• Coordinate IATT and ATO activities with cybersecurity stakeholders and AOs.
• Implement and validate NIST SP 800-53 controls in DPaaS environments.
• Apply Zero Trust principles to data services, including identity management and segmentation.

Skills

Security clearance TS/SCI with poly

Security+ or IAT II/III

XACTA RMF

Splunk

ATO coordination

Zero Trust principles

Education

18 years of security/cybersecurity experience

Bachelor's degree may substitute for 4 years

Master's degree may substitute for 6 years

Tools

XACTA

RMF

ATO processes

NIST SP 800-53 controls

Splunk

Job description

DAn Solutions, Inc. seeks a Senior Information Systems Security Officer (ISSO) to support a federal intelligence community program. The role focuses on cybersecurity, risk management, and certification activities across the program lifecycle.

On-site opportunities are available in Annapolis Junction, MD, Washington, DC, or Reston, VA. The ideal candidate holds active TS/SCI with poly and Security+ or equivalent IAT II/III certification, with hands-on experience in RMF, XACTA, ATO processes, and