Information Security Manager - TS/SCI with Polygraph

Company: GD Information Technology
Location: Chantilly
Posted on: April 2, 2026

Job Description:

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI Polygraph Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Cloud Security, Information System Security, Intrusion Detection System (IDS) Certifications: None Experience: 5 years of related experience US Citizenship Required: Yes Job Description: Responsible for providing contract Security Oversight and Management Monitor and analyze Intrusion Detection Systems (IDS) to identify security issues for remediation. Recognizes potential, successful, and unsuccessful intrusion attempts and compromises thorough reviews and analyses of relevant event detail and summary information. Evaluate firewall change requests and assess organizational risk. Communicates alerts to agencies regarding intrusions and compromises to their network infrastructure, applications and operating systems. Design, integrate, and implement information systems security infrastructure Analyzes the information systems to ensure that appropriate security functions have been included in the systems design and architecture. Recommend and implement changes to enhance systems security and prevent unauthorized access. Research security trends new methods, and techniques used in unauthorized access of data to preemptively eliminate the possibility of system breach. Provide guidance and direction on best practices for the protection of information. Safeguards the network against unauthorized infiltration, modification, destruction or disclosure. Develops, tests, and operates firewalls, intrusion detection systems, enterprise anti-virus systems and software deployment tools. Implements, enforces, communicates and develops security policies or plans for data, software applications, hardware, and telecommunications. Develop policies and procedures to prevent unauthorized access. Provides recommendations to clients on information assurance engineering standards, implementation dependencies, and changing information assurance related technologies. Performs periodic and on-demand system audits and vulnerability assessments, including user accounts, application access, file system and external Web integrity scans to determine compliance. Provides information to management regarding the negative impact on the business caused by theft, destruction, alteration or denial of access to information. Provides expert guidance and leadership to less-experienced team members. May serve as a task or project leader. (Not a people manager) Provides information assurance project management, technical security staff oversight, and development of mission-critical technical documents. Develops and improves processes and direction for projects. Performs preliminary forensic evaluations of internal systems. Leads the development and implementation of the information systems security programs Provides guidance in the creation and maintenance of Standard Operating Procedures and other similar documentation Ensure compliance with regulations and privacy laws. Recognized as an industry leader in information security. Active TS/SCI with Polygraph required Location: Onsite Desired Education/Certifications: Bachelor’s Degree in a Related Technical Field/ Certified Information Systems Security Professional (CISSP), Information Systems Security Officer (ISSO) The successful candidate will have at least eight plus (8) years’ experience and five plus (5) years of cybersecurity experience with demonstrated success with largescale and complex IT services, cybersecurity, program security, cloud security, risk management to include governance, assessment, mitigation, and compliance, NIST frameworks, and team, stakeholder, vendor management. 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. GDITcareers OpportunityOwned WeAreGDIT transitioningmilitary clearedjobs veterans Autobots The likely salary range for this position is $164,382 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Scheduled Weekly Hours: 40 Travel Required: None T elecommuting Options: Onsite Work Location: USA VA Chantilly Additional Work Locations: Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc . Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Keywords: GD Information Technology, Silver Spring , Information Security Manager - TS/SCI with Polygraph, IT / Software / Systems , Chantilly, Maryland