Software Platform Engineer Co-op @ Raytheon · Active Interim Secret Clearance · FSU '26

Sebastian
Velazquez

I build secure systemssecure DoD mission systemsengineer embedded softwareautomate security pipelinesbuild secure systems

Software Platform Engineer Co-op at Raytheon, an RTX Business.
Previously: DoD Cybersecurity Systems Engineering Intern @ ASRC Federal (96th Test Wing, Eglin AFB), Panasonic North America (Cybersecurity) & FSU ITS (Infrastructure).

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🛡️ Active Interim Secret Clearance CompTIA Security+ · SY0-701 AWS Cloud Practitioner · CLF-C02 B.S. Computer Science · FSU · Dec 2026 GPA 3.71 · President's List
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// whoami

About Me

sebastian@sjvelazquez.com ~ bash
$ cat about.json
{
"name": "Sebastian J. Velazquez",
"location": "Orlando, FL",
"current": [
"Software Platform Engineer Co-op @ Raytheon, an RTX Business",
"Infrastructure & Operations Intern @ FSU ITS (Fall 2026)"
],
"previous": [
"Cybersecurity Systems Engineering Intern @ ASRC Federal (DoD · 96th Test Wing)",
"Infrastructure & Operations Intern @ FSU ITS (Spring 2026)",
"Cybersecurity Engineering & Architecture Intern @ Panasonic North America",
"Network Security Intern @ Valencia College"
],
"university": "Florida State University - B.S. Computer Science (Dec 2026) · GPA 3.71",
"clearance": "Active Interim Secret Security Clearance",
"certifications": ["CompTIA Security+ (SY0-701)", "AWS Certified Cloud Practitioner (CLF-C02)"],
"focus_areas": [
"NIST RMF / ATO & Software Assurance",
"IAM / PAM & Vulnerability Management",
"Compliance (ISO 27001, CMMC, NIST SP 800-53, DISA STIGs)",
"Embedded, Cloud & Infrastructure Security"
],
"leadership": "Co-Founder & Treasurer @ ColorStack FSU"
}
$
// career

Experience

August 2026 – Present
Software Platform Engineer Co-op Current
// Raytheon, an RTX Business – Remote
Software platform engineering co-op with Raytheon, an RTX Business, supporting defense software platforms while completing my final semester at FSU.
RaytheonRTXDefenseSoftware PlatformsCo-op
August 2026 – Present
Infrastructure and Operations Intern Current
// FSU Information Technology Services – Tallahassee, FL · Fall 2026
Returned to FSU ITS for a second internship term during my final semester, continuing infrastructure automation and operations work across FSU's Azure and Windows Server environments.
PowerShellAzureWindows ServerInfrastructure
May 2026 – August 2026
Cybersecurity Systems Engineering Intern
// ASRC Federal – Eglin AFB, FL · Supporting 96th Test Wing, 96 RANSS
  • Engineered an end-to-end embedded command-and-control system in C++ and Qt/QML with SDK-based hardware drivers and CoAP communication, validating functionality through Hardware-in-the-Loop (HIL) bench testing.
  • Developed a standardized Cybersecurity Requirements Gathering Form aligned to NIST SP 800-37 Rev 2 (RMF) and SP 800-53 Rev 5, establishing a repeatable, audit-ready intake process for mission systems pursuing Authorization to Operate (ATO).
  • Spearheaded a Software Assurance Risk Assessment (SARA) for mission-critical flight-test telemetry software, analyzing network footprints (Ports, Protocols, and Services) and implementing DISA STIG controls to secure system boundaries.
DoDNIST RMFATODISA STIGsC++ / QtHIL Testing
January 2026 – May 2026
Infrastructure and Operations Intern
// FSU Information Technology Services – Tallahassee, FL · Spring 2026
  • Migrated SQL Server 2012 instances to 2022 via PowerShell automation scripts, authored KB documentation adopted by the FSU ITS team, and established a deployment-as-code pipeline across ~10 FSU College of Medicine production servers.
  • Engineered a PowerShell orchestration script to sequentially deploy Dynatrace, CrowdStrike, ThreatLocker, and Location Mapping on new Azure VMs, reducing baseline build time to ~30 minutes with zero manual intervention.
PowerShellAzureSQL ServerCrowdStrikeThreatLockerDynatrace
May 2025 – May 2026
Cybersecurity Engineering & Architecture Intern
// Panasonic North America – Remote
  • Spearheaded ISO 27001 and CMMC Level 2 audit readiness across 10+ business units, gathering 150+ control artifacts and improving compliance alignment with ISO, CMMC, and NIST frameworks.
  • Designed and delivered remediation reporting in Rapid7 InsightVM/CloudSec, enabling stakeholders to prioritize 50+ high-risk vulnerabilities and improving closure tracking accuracy by 30%.
  • Led CyberArk EPM/PAM cleanup across 2,000+ application events, assigning policies to support enterprise-wide removal of local privileged users in alignment with internal IT security policies.
  • Improved IAM (Okta), EPM/PAM (CyberArk), and Cloud Security (Cloudflare WAF/CDN) platforms by authoring SOPs and leading feature testing to strengthen production security controls.
ISO 27001CMMCRapid7CyberArkOktaCloudflare
August – December 2023
Network Security Intern
// Valencia College – Orlando, FL
  • Built a virtualized enterprise security lab using pfSense and Security Onion to simulate attacks and monitor network traffic, improving malware detection accuracy by 80% and response speed by 95% through Splunk correlation.
  • Conducted penetration testing with Kali Linux, Nmap, Nessus, and Metasploit to identify vulnerabilities and propose mitigations aligned with NIST and OWASP standards.
Pen TestingSplunkpfSenseSecurity OnionNIST
// education

Education

January 2025 – December 2026
Bachelor of Science in Computer Science
// Florida State University – Tallahassee, FL
GPA: 3.71 / 4.0 · President's List · Dean's List. Focus on cybersecurity and computer science. Relevant coursework: Computer Security, Data Structures and Algorithms, Operating Systems, Network Security, Computer Organization, Software Engineering, Databases.
Computer ScienceCybersecurityPresident's ListDean's List
June 2023 – December 2024
Associate of Science in Cybersecurity & Network Engineering
// Valencia College – Orlando, FL
Dual associate degrees. Built virtualized security labs, conducted penetration testing, and completed Network Security Internship. Foundation in networking and security operations.
CybersecurityNetwork Engineering
June 2023 – December 2024
Associate of Arts in Computer Science
// Valencia College – Orlando, FL
Completed general education and CS foundation coursework. Focus on programming fundamentals, data structures, and mathematics.
Computer ScienceSTEM
// leadership

Leadership & Involvement

May 2025 – Present
Treasurer & Co-Founder — ColorStack FSU
// Florida State University - Tallahassee, FL
Co-founded FSU's ColorStack chapter and grew membership to 50+ students in the first year. Manage budgets, SGA funding requests, and chapter operations alongside a seven-member executive board to deliver professional development and mentorship events for underrepresented students in tech.
LeadershipDiversity in TechCommunity
November 2025
FSU Semi-Annual CTF Competition — 5th Place
// Florida State University – Tallahassee, FL
Placed 5th among undergraduate competitors in FSU's CS department CTF, applying skills in web exploitation, digital forensics, cryptography, binary exploitation, and reverse engineering under timed challenge conditions.
CTFWeb ExploitationDigital ForensicsReverse Engineering
// capabilities

Skills & Tools

// Security & Compliance
📋
NIST RMF
📑
NIST SP 800-53
✅
ATO / eMASS
🛡️
DISA STIGs
🧾
SCAP
🔬
Software Assurance
🏛️
ISO 27001
📜
CMMC
🔎
Vuln. Mgmt
⚠️
Risk Assessment
🔐
IAM / PAM
🎯
MITRE ATT&CK
🧩
Threat Modeling
☁️
Cloud Security
🧠
AI Security
// Security Tools
🔑
Okta
🏰
CyberArk
📡
Rapid7
🌐
Cloudflare
📈
Splunk
🔒
Security Onion
⛔
ThreatLocker
💻
Kali Linux
📶
Nmap
🧪
Nessus
💣
Metasploit
// Systems & Infrastructure
🪟
Windows
🐧
Linux/Unix
🔷
Azure
☁️
AWS
💽
Hyper-V
🖥️
VMware
🐳
Docker
🌡️
Dynatrace
🔌
Embedded Systems
🧰
HIL Testing
// Programming, Automation & AI
🐍
Python
⚡
PowerShell
🔧
Bash
💻
C++
🖼️
Qt / QML
📨
CoAP
🔁
Git/GitHub
🚀
CI/CD
🗄️
SQL
🤖
LLM-Assisted Analysis
⚙️
AI Automation
// portfolio

Projects

💼
Intelligent Job Matching Platform
Flask + MySQL web app that matches students to job opportunities using skill-compatibility scoring. Features schema-first relational design, parameterized SQL queries, Jinja2 templating, and a reproducible seeded data generator. Built as a group project for FSU's COP 4710 Database course.
FlaskMySQLPythonJinja2SQL
View on GitHub →
🧠
AI-Powered Security Log Triage Engine
Full-stack SOC automation platform using FastAPI + React that normalizes heterogeneous security logs, applies deterministic detection rules, maps events to MITRE ATT&CK techniques, and uses LLM-assisted analysis (Ollama, hosted API, or deterministic-only) to generate analyst-ready incident summaries with risk-based severity prioritization.
FastAPIReactMITRE ATT&CKPythonAI/ML
View on GitHub →
🎯
Mission Security Architecture Simulator
Full-stack mission security simulator (Next.js, FastAPI, NetworkX, PostgreSQL) to model cyberattack propagation across distributed DoD-relevant architectures, generating mission impact scores and mitigation recommendations. Deployed live on Vercel/Render.
Next.jsFastAPIPostgreSQLNetworkX
View on GitHub →
🤖
NoleQuest — AI Internship Marketplace
Built an AI-powered internship marketplace using Amazon Bedrock, Textract, and Personalize. Extracts resume data and matches students to opportunities using ML.
AWS BedrockTextractPersonalizeAI/ML
View on GitHub →
🛰️
Secure Satellite Ground Station
Applied MBSE principles to model a secure satellite ground station, defining system context, functional and security requirements, high-level architecture, and mission behavior for secure space communications.
MBSESystems EngineeringSecurity Architecture
🔄
Security Automation Pipeline
Built a CI/CD security pipeline in GitHub Actions integrating Bandit, Trivy, and Gitleaks to automate SAST, dependency scanning, and secret detection, improving vulnerability visibility and aligning with OWASP/CIS standards.
GitHub ActionsCI/CDDevSecOpsOWASP
🛡️
Blue Team Defense Infrastructure
Hardened 5+ Windows servers through patching, password enforcement, VLAN segmentation, and Cisco firmware updates for Galaxy.quest competition, achieving 100% patch compliance and reducing attack surface by 70%.
Blue TeamWindows HardeningNetwork Security
// connect

Let's Build Something
Secure.

Passionate about cyber defense and mission-critical systems.
Graduating December 2026 · Open to full-time roles in cybersecurity, systems & software engineering.

LinkedIn → GitHub → Resume PDF