Senior Information Security Advisor

Company: GD Information Technology
Location: Fairfax
Posted on: April 1, 2026

Job Description:

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Data Security, Information Assurance, Information Security, System Security Certifications: None Experience: 8 years of related experience US Citizenship Required: Yes Job Description: Information Security Analyst Sr Advisor Transform technology into opportunity as an Information Security Analyst Sr Advisor with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiator. As an Information Security Analyst Sr Advisor you will help ensure today is safe and tomorrow is smarter. Our work depends on Information Security Analyst Sr Advisor joining our team to protect and defend critical law enforcement information systems and data. The successful candidate will be responsible for designing, implementing, and managing security measures across on-premises and cloud-based environments in compliance with policy and other applicable security standards. This role requires deep cybersecurity expertise and experience securing sensitive law enforcement data in highly regulated environments. HOW AN INFORMATION SECURITY ANALYST SR ADVISOR WILL MAKE AN IMPACT ? Performs all procedures necessary to ensure the safety of information threat detection /prevention systems assets and to protect systems from intentional or inadvertent access or destruction Integrate and correlate logs from firewalls, intrusion detection/prevention systems (IDS/IPS), and endpoint security tools for holistic situational awareness. ? Mentor the IT services team to achieve leadership in our cybersecurity posture ?Monitor, analyze systems and identify security issues for remediation, for example Splunk Enterprise Security ? Provide information assurance project management, technical security staff oversight, and development of mission critical technical documents ? The customer mission of national law enforcement requires cybersecurity compliance ? Ensure compliance with FISMA , NIST SP 800-53 , and state/federal agency standards. Conduct internal audits using tools such as Nessus to identify vulnerabilities and validate compliance. Design and implement security controls in AWS GovCloud and secure on-prem environments. Maintain secure Identity and Access Management (IAM) policies; manage roles and policies using AWS IAM or Okta . Enforce secure data handling practices and monitor access to sensitive or classified data repositories. ? Education: Technical Training, Certification(s) or Degree: Bachelors degree ? Required Experience: Minimum of 5 years of experience in information security, with at least 2 years in a government or law enforcement environment . WHAT YOU’LL NEED TO SUCCEED: ? Required Technical Skills: Comprehensive knowledge of data security administration principles, methods, and techniques including both on-premises and cloud Requires familiarity with domain structures, user authentication, and digital signatures Requires understanding of firewall theory and configuration Knowledge of NIST , FISMA , and FedRAMP compliance standards. Preferred Skills: One or more security related certifications like ISACA CISA, (ISC)2 CISSP, and/or CEH, CCSP, AWS Certified Security – Specialty ? Location: Hybrid ? U.S. Citizenship with the ability to pass a comprehensive background check and obtain/maintain agency fitness eligibility or other applicable security clearances. Clearance: Secret GDIT IS YOUR PLACE: ? Full-flex work week to own your priorities at work and at home ? 401K with company match ? Comprehensive health and wellness packages ? Internal mobility team dedicated to helping you own your career ? Professional growth opportunities including paid education and certifications ? Cutting-edge technology you can learn from ? Rest and recharge with paid vacation and holidays The likely salary range for this position is $140,250 - $189,750. 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: Hybrid Work Location: USA VA Fairfax 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, Harrisonburg , Senior Information Security Advisor, IT / Software / Systems , Fairfax, Virginia