Michael Definis Email & Phone Number

Queen Creek, Az, Us

Vienna, Virginia, Us

Worldwide, Oo

DISA STIG Compliance Specialist:Utilized tools such as OpenScap, Evaluate-STIG, Scap Compliance Checker to evaluate and enforce DISA STIG compliance across our IT infrastructure, ensuring adherence to rigorous security standards.Vulnerability Management Expertise:Proficiently employed TenableSC (ACAS) for comprehensive vulnerability management, conducting regular scans and assessments to identify, prioritize, and remediate security vulnerabilities, thereby reducing potential risks significantly.ELK Architect and Manager:Orchestrated the design, deployment, and management of Elastic Stack (ELK) environments for logging, monitoring, and security purposes, elevating ELK to a robust SIEM solution.Leveraged ELK's AI/ML capabilities to enhance threat detection, enabling proactive responses to security and operational incidents.Automation of cATO and STIG Remediation:Developed scripts (bash and Python) and implemented automated capabilities to streamline Continuous Authorization to Operate (cATO) processes, resulting in accelerated authorization cycles.Significantly reduced the time required for the remediation of STIG requirements through the creation of efficient, automated workflows and reducing time of validation events.AWS Security Proficiency:Demonstrated expertise in securing AWS cloud environments by implementing best practices, security controls, and compliance measures.Conducted regular security assessments and audits to identify and address vulnerabilities specific to AWS infrastructure.Incident Response and Threat Mitigation:Quickly identifying and mitigating security findings to minimize potential impact.Collaborated with cross-functional teams to enhance incident handling procedures and establish proactive threat mitigation strategies.

Worldwide, Oo

Architect, deploy and manage Elastic (ELK) Stacks for log, metric, and security monitoring. Automate cloud deployments using Terraform (IaC) and configuration management with Ansible. Perform day-to-day operations of managing Cloud Services including software deployment and upgrades, system setup, system administration, monitoring, incident resolution, problem management, configuration and change management, service desk, security management and monitoring, capacity planning, availability management, disaster recovery and routine update of services.Perform Operational security (OPSEC) activities, review technical security assessments of cloud environments to identify points of vulnerability and noncompliance with established Information assurance (IA) standards and regulations and recommend mitigation strategies.

Montreal, Quebec, Ca

Montreal, Quebec, Ca

Washington, District Of Columbia, Us

Denver, Colorado, Us

Arlington, Virginia, Us

Arlington, Virginia, Us

Arlington, Virginia, Us

Arlington, Virginia, Us

Arlington, Virginia, Us

Master'S Degree - Msim, Information Management

Bachelor Of Science - Bs, Exercise Science