Senior Cybersecurity Analyst

General Dynamics Information Technology; Fairfax (VA); On-site; USD 106,000 - 144,000; Full time

Job summary

General Dynamics Information Technology is seeking a cybersecurity professional with 5+ years of experience to investigate, analyze, and respond to incidents across enterprise environments.

You will leverage Microsoft Defender XDR, Defender for Endpoint, Defender for Identity, and Defender for Office 365 to detect, analyze, and mitigate threats while aligning security controls with NIST, RMF, and ISO standards.

Qualifications

• 5+ years of related experience in cybersecurity, information security, or incident response.
• Experience with Microsoft Defender XDR suite and Sentinel.
• Knowledge of NIST, RMF, CMMC, FedRAMP, CIS Controls, ISO 27001.
• Experience with SIEM and SOAR technologies.
• Security-related certifications such as CISSP, GIAC, or SC-series.

Responsibilities

• Investigates, analyzes, and responds to cybersecurity incidents within a network environment.
• Uses Defender XDR and other tools to analyze events and mitigate threats.
• Monitors alerts, investigates incidents, and coordinates response activities.
• Assesses cybersecurity policies, controls, and access management for devices, apps, and cloud services.
• Ensures security plans align with organizational and regulatory requirements.
• Identifies risks and recommends corrective actions to improve security posture.
• Collaborates with stakeholders to improve detection and incident response capabilities.

Tools

Microsoft Defender XDR

Microsoft Defender for Endpoint

Microsoft Defender for Identity

Microsoft Defender for Office 365

Microsoft Purview

Microsoft Sentinel

Job description

Req ID: RQ231754

Type of Requisition: Regular

Clearance Level Must Be Able to Obtain: None

Public Trust/Other Required: None

Job Family: Cyber and IT Risk Management

Skills:

Identity Access Management (IAM),Security Monitoring,Security Requirements,Security Technologies,Vulnerability Assessments

Experience:

5 + years of related experience

Job Description:

Investigates, analyzes, and responds to cybersecurity incidents within a network environment or enclave.

Uses data collected from a variety of cyber defense tools and platforms, including intrusion detection systems (IDS), firewalls, endpoint protection technologies, network traffic logs, Microsoft Defender XDR , Microsoft Defender for Endpoint , Microsoft Defender for Identity , and Microsoft Defender for Office 365 , to analyze events and mitigate threats.

Monitors, investigates, and responds to security alerts, incidents, and suspicious activity across enterprise environments using Microsoft security technologies and other security monitoring tools.

Interprets, analyzes, and reports all events and anomalies in accordance with computer network directives, including initiating, responding to, documenting, and reporting discovered incidents.

Evaluates, tests, recommends, coordinates, monitors, and maintains cybersecurity policies, procedures, and systems, including access management for hardware, firmware, software, and cloud services.

Ensures cybersecurity plans, controls, processes, standards, policies, and procedures are aligned with organizational and regulatory security requirements.

Identifies security risks and exposures, determines the causes of security violations, and recommends corrective actions to prevent recurrence and improve organizational security posture.

Supports the implementation and administration of Microsoft Purview solutions, including Data Loss Prevention (DLP) , Information Protection , Sensitivity Labels , Insider Risk Management , and data governance controls.

Develops techniques and procedures for conducting cybersecurity risk assessments, compliance audits, threat investigations, and the evaluation and testing of hardware, firmware, software, and cloud technologies for potential security impacts.

Investigates and responds to security incidents involving unauthorized access, malware, phishing, data exfiltration, insider threats, fraud, attacks, or information leaks.

Collaborates with technical and business stakeholders to improve detection capabilities, incident response processes, and overall security operations effectiveness.

May coach and provide guidance to less-experienced professionals.

EDUCATION AND EXPERIENCE

Technical Training, Certification(s), or Degree, and 5+ years of experience in cybersecurity, information security, security operations, incident response, cyber defense, or related disciplines.

PREFERRED QUALIFICATIONS

• Experience with Microsoft Defender XDR , including Defender for Endpoint, Defender for Identity, Defender for Office 365, and Defender for Cloud Apps.

• Experience with Microsoft Purview Data Loss Prevention (DLP), Insiders Risk Management, Information Protection and Data Lifecycle Management.

• Experience investigating security incidents across cloud, endpoint, identity, email, and collaboration environments.

• Knowledge of threat hunting, incident response, log analysis, and detection engineering.

• Experience with SIEM and SOAR technologies, including Microsoft Sentinel .

• Familiarity with security frameworks and compliance standards such as NIST, RMF, CMMC, FedRAMP, CIS Controls, or ISO 27001.

• Relevant certifications such as Security+, CySA+, CISSP, GIAC, SC-200 (Security Operations Analyst), SC-300 (Identity and Access Administrator), SC-400 (Information Protection Administrator), or comparable certifications.

The likely salary range for this position is $106,250 - $143,750. 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.

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. GDIT typically provides new employees with 15 days of paid leave per calendar year to be used for vacations, personal business and illness and an additional 10 paid holidays per year. Paid leave and paid holidays are prorated based on the employee’s date of hire. The GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees. 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.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 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 mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at https://gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans