Information Security Analyst Sr Principal

INFORMATION SECURITY ANALYST SR PRINCIPAL

Advance your career while impacting our national security in cyber as an Information Security Analyst Sr Principal at GDIT. Here, technologists have many paths to grow a meaningful career supporting cyber missions and operations across the federal government.

MEANINGFUL WORK AND PERSONAL IMPACT

As an Information Security Analyst Sr Principal, the work you do at GDIT will directly support the mission of our federal customer. You will play a critical role in achieving and sustaining the Authorization to Operate (ATO) for enterprise systems within a federal government agency. This position places you at the intersection of cloud technologies and Commercial Solutions for Classified (CSfC), contributing to an innovative and high‑visibility program.

We are seeking a candidate willing to join our Assessment & Authorization (A&A) team across all phases of the NIST Risk Management Framework, including:

• Categorizing information and system components
• Conducting Privacy Impact Assessments
• Developing risk management strategies
• Creating and maintaining security documentation
• Developing Security Control Implementation Statements
• Developing, tracking, and following up on Plans of Action and Milestones (POAM)
• Gathering information essential for drafting security controls, policies, and process documentation

You will develop Security Impact Analyses (SIA) for system changes and update key security documentation, including the System Security Plan (SSP), Information Security Contingency Plan, and other required security artifacts. You will coordinate with Federal Government officials to obtain and maintain the system’s Authorization to Operate (ATO).

You will ensure compliance with federal regulations and privacy requirements. Responsibilities include conducting investigations of information system security violations and incidents, security vulnerabilities, and reporting findings to management as necessary. You will also perform periodic and ad‑hoc system audits and vulnerability assessments including reviews of system scans, audit log reviews, user accounts, application access, file system integrity, and compliance‑related configurations.

Additionally, you will need to have experience with governance risk and compliance (GRC) tools such as JCAM/Archangel/Xacta. You will also participate in the Change Management process, collaborate with cross‑functional teams, customers and stakeholders on various projects as needed to ensure IT systems remain compliant with security requirements.

WHAT YOU’LL NEED TO SUCCEED
Bring your cyber expertise and drive for innovation to GDIT. The Information Security Analyst Sr Principal must have:
● Education: Technical Training, Certification(s) or Degree
● Experience: 8+ years of related experience
● Technical skills: Information System Security, IT Risk Management, Cyber Security, Compliance, Change Management, Security Control Statements, Security Documentation, JCAM/Archangel/Xacta
● Security clearance level: Active Secret, Top Secret Preferred
● US citizenship required
● Role requirements:  Onsite, travel 10%

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore a career in cyber at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your focus on defending and protecting what matters.