Thomas Valadez Email & Phone Number

Mountain View, Ca, Us

Mandiant Red Team

Mountain View, California, Us

Mandiant Red Team

Chantilly, Virginia, Us

Coalfire Federal Labs. Penetration testing for commercial and government clients.- Web application, API penetration testing- Network penetration testing- Purple teaming- Tailored social engineering campaigns- Reviewing source code- Developing engagement-specific tools and proof-of-concept code- Building and maintaining cloud infrastructure to support offensive engagements- Leading engagements, creating reports and conducting out-brief meetings- Performing peer-reviews for colleagues’ reports within the Labs group- Providing remediation and mitigation guidance to clients- Supporting best practices, FedRAMP, PCI, FISMA and other requirements

Fairfax, Va, Us

Developed the information security practice within ATS. Supported DC-area commercial and nonprofit clients. Solely responsible for penetration testing engagements.- Web application, web API and network penetration testing- Scoped engagements and guided threat modeling- Creative OSINT, attack surface and vulnerability discovery- Developed engagement-specific tools and proof-of-concept code- Created reporting templates, authored findings and narratives and conducted out-brief meetingsAdditionally, worked to build and support SOC and security engineering services.- Implemented and customized SIEM systems for ATS and client organizations- Developed code for custom event collection, enrichment and ingestion (Python, PowerShell)- Developed SIEM API wrappers for integration efforts (Python)- Performed incident response and root cause analysis- Developed indicators for observed attack campaigns against client industries- Implemented SSO with MFA in Azure across sanctioned SaaS services- Mentored junior staff

Fairfax, Va, Us

- Broadly Involved in the engineering and operations of multi-tenant hosting infrastructure, composed of physical, virtual (VMware) and public cloud (Azure) resources. - Built, secured and maintained heterogenous application stacks for clients.- Configured rules for resource monitoring, alarms and automated response- Coordinated and executed complex application migrations with internal and client stakeholders- Served as an on-call technical escalation resource for Hosting and NOC staff

Fairfax, Va, Us

- Built and maintained physical and virtual hosting infrastructure- Supported diverse technology stacks on multi-tenant infrastructure- Configured resource monitoring and alerting- Implemented NetFlow collection for hosting traffic analysis- Served in on-call rotation

Fairfax, Va, Us

Involved in the design, implementation and maintenance of growing corporate and web hosting infrastructure.

Mountain View, California, Us

Provided seasonal support to tax professionals using the ProSeries software suite.

Washington, District Of Columbia, Us

Served in a village near Gao, Mali. Learned and communicated in the local language, Songhai. Worked with the community on agriculture and sanitation development projects.

Master Of Science - Ms, Information Security And Assurance

Bachelor Of Science - Bs, Anthropology