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60 principal security engineer jobs at 24 companies in Florida

2mo
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Principal Security Engineer
Tampa, Florida, United States
OnsiteFull Time
Fintech
Fintech: Automates B2B invoice processing and payments for hospitality businesses.
8+ YOE8+ years in cybersecurity with security engineering, risk management, and incident response; cloud security experience; CISSP/CISM/CEH desirable; SIEM/IDS/IPS, firewalls, encryption; scripting skills preferred.
SIEM, IDS/IPS, firewalls, encryption, Python, PowerShell, Bash
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1mo
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Principal Security Engineer
Basking Ridge or Alpharetta or Ashburn or Irving or Cary or Temple Terrace
$121k-$231k/yr HybridFull Time
Verizon
VerizonNYSE: VZ: Provides wireless, fiber-optic internet, and telecommunications services globally.
6+ YOE6+ years relevant experience, bachelor’s degree or equivalent experience, leadership experience, deep routing/switching and network security expertise, hands-on with Python/Ansible/Terraform, Splunk/SIEM, and network telemetry analysis.
Python, Ansible, Terraform, Splunk, Confluence, SIEM, API
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2mo
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Principal Cyber Security Engineer (Onsite)
Largo, Florida, United States
$108k-$205k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEDoD security clearance required; TS/SCI with current eligibility; eight or more years of relevant experience or master’s degree with five years; Linux/Windows admin; IAM and PKI; VMware; CISSP or similar IAT Level II.
Linux, Windows, LDAP, PKI, VMware, vSphere, vCenter, ESXi, Active Directory, SIEM
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2mo
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Principal/Senior Principal Engineer Software (DevOps)
Melbourne, Florida, United States
$98k-$184k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOESenior/Principal level software engineer with expertise in DevOps, containerization, Linux/Windows, security, and DoD clearance requirements.
Linux, Windows, Git, Confluence, Docker, Kubernetes, Bash, Python, Networking gear, Cisco, Palo Alto, Juniper
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3mo
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Principal Systems Engineer - Upcoming Role
De Leon Springs, Florida, United States
HybridFull Time
Sparton
Sparton: Produces sonobuoys and undersea sensors for maritime defense.
8+ YOEEight+ years in systems engineering in a defense manufacturing environment; strong requirements management and systems lifecycle experience; able to obtain security clearance.
Jama Connect, Microsoft Office, Conops, systems engineering tools
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3w
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Principal AI Security Platform & Harness Engineer
Jersey City or Coppell or Tampa
$95k-$180k/yr HybridFull Time
DTCC
DTCC: Provides post-trade infrastructure for the global financial services industry
8+ YOE8+ years related experience; bachelor's preferred; strong Python and distributed systems background; experience with LLM integrations, Docker, Kubernetes/OpenShift, AWS, CI/CD tooling, and application security concepts.
Python, Java, Claude, OpenAI, Bedrock, Docker, Kubernetes, OpenShift, AWS, Git, Bitbucket, Jenkins, Jira
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2d
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Principal Security Engineer (Palo Alto Strata Cloud)
Vienna or Pensacola or Winchester
$132k-$206k/yr HybridFull Time
Navy Federal Credit Union
Navy Federal Credit Union: Offers banking and financial services to the military community.
10+ YOE10+ years cybersecurity engineering experience; 5+ years with Palo Alto Strata Cloud Manager/Panorama; 3+ years tuning network sensors; Bachelor's in CS/IT or equivalent; experience with cloud, proxies, IDS/IPS, and network security.
Palo Alto Strata Cloud Manager, Panorama, Prisma Access, Splunk, PowerShell, Python, Azure, IDS, IPS, CASB, SASE, SD-WAN, PKI, SSL, SSH, HTTPS
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1mo
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Principal InfoSec Engineer Application Security
Tampa, Florida, United States
$160k-$200k/yr HybridFull Time
Philip Morris International
Philip Morris InternationalNYSE: PM: Global producer of tobac and smoke-free nicotine products.
10+ YOE10+ years in information security or IT risk/assurance; ability to execute complex security assessments (architecture, configuration, SAST/DAST), develop assurance plans, and communicate findings; CISA and CISSP required, CISM preferred.
SAST, DAST
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1mo
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Principal Manufacturing Engineer
Melbourne or Dallas or Austin or Cypress
OnsiteFull Time
Leonardo DRS
Leonardo DRSNASDAQ: DRS: Manufactures advanced electronic systems for defense and military applications.
8+ YOEBachelor’s degree in engineering with 8+ years of progressively complex engineering experience (or equivalent), U.S. citizenship, active or obtainable DOD security clearance, specialties in production/industrial/welding/tooling/testing/robotics possible.
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2mo
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Principal Software Engineer
Melbourne, Florida, United States
$134k-$190k/yr OnsiteFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
12+ YOEBachelor’s degree in a related field with 12+ years of experience; strong C++, software architecture, and hardware-integrated systems; leadership experience; travel; ability to obtain a US DoD security clearance.
C++, Kotlin, CMake, Android, Linux, Windows, Docker, FastDDS, gRPC, MQTT, SDK, APIs
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2mo
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Principal Electrical Design Engineer
Phoenix or Huntsville or Cypress or Andover or Chantilly or Alpharetta or Torrance or Gulf Breeze
OnsiteFull Time
Mercury Systems
Mercury SystemsNASDAQ: MRCY: Provides secure processing solutions for aerospace and defense missions.
6+ YOEBS in Electrical/Computer Engineering; 6+ years embedded hardware design; high-speed digital design; lead and mentor engineers; travel; security clearance awareness
Cadence Allegro, Mentor, JAMA, DOORS, JIRA, Confluence, FMEA/DFM/DFT
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3mo
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Principal Site Reliability Engineer
Bay Lake, Florida, United States
OnsiteFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
10+ YOE10+ years in distributed systems; observability; security tools; Akamai; SRE; automation; leadership.
Akamai, Kona Site Defender, Bot Manager, WAF
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4mo
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Principal Engineer, AI Agent & Full Stack Development
Jacksonville, Florida, United States
OnsiteFull Time
Intercontinental Exchange
Intercontinental ExchangeNYSE: ICE: Operates global financial exchanges, clearing houses, and mortgage technology.
7+ YOE7+ years software development; 2+ years AI/ML and agent development; Python/Java/.NET; AWS/Azure; OpenAPI; CI/CD; security; SDLC; mentoring.
Python, Java, \\.NET, JavaScript, AWS, Azure, OpenShift, Spring Boot, Swagger/Postman, React, Angular, CI/CD, Azure DevOps, TFS, Jira, MySQL, PostgreSQL, Oracle, SQL Server, Snyk, LangChain, LangGraph, Semantic Kernel, AWS Bedrock, OpenAI, Cursor
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2w
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Principal Cloud Engineer Azure
Chicago or New York or Florida or California or Texas
$112k-$209k/yr HybridFull Time
BMO
BMOTSX: BMO: Provides personal and commercial banking, investment, and wealth services.
8+ YOE8+ years Azure enterprise experience, expert in Terraform, IaC, CI/CD, Azure networking, security, and cloud operations; programming fluency in one or more languages (Python, node.js, Java, C#, C++).
Azure, Terraform, Azure DevOps, GitHub Actions, Azure Monitor, Log Analytics, Application Insights, Defender for Cloud, Python, node.js, java, c#, c++
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4w
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Principal Software Systems Engineer
United States or Arlington or Denver or Houston or Merritt Island
RemoteFull Time
Airbus U.S. Space & Defense
Airbus U.S. Space & DefenseEuronext Paris: AIR: Provides satellite, helicopter, and cybersecurity solutions for U.S. defense.
15+ YOEBachelor's in STEM (Masters preferred). 15 years' experience with BS (12 with MS) in aerospace software systems, MBSE and requirements management (DOORS), ability to obtain government security clearance, US citizenship required.
Model Based Systems Engineering (MBSE), DOORS
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1mo
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Principal AI Security Specialist - South
Florida or Georgia or Tennessee or Texas
$176k-$251k/yr RemoteFull Time
Zscaler
ZscalerNASDAQ: ZS: Provides cloud-native cybersecurity solutions through zero trust architecture.
10+ YOE10+ years in customer-facing solutions engineering; deep fluency with LLMs, RAG, MCP patterns; enterprise security knowledge (Zero Trust, DLP, cloud-native security); elite executive communication and enablement experience.
LLMs, LLM APIs, Retrieval-augmented generation (RAG), Model Context Protocol (MCP), Zero Trust, DLP, API
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21h
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Principal Software Engineer (Security & Policy Platform) (Remote)
San Jose or North Dakota or Montana or Maine or Ohio or Nebraska or Louisiana or Texas or Nevada or Hawaii or Georgia or Mississippi or Connecticut or Colorado or Wyoming or Wisconsin or West Virginia or Maryland or California or Vermont or New York or New Jersey or Arkansas or South Dakota or Pennsylvania or Michigan or Indiana or Idaho or Arizona or New Mexico or New Hampshire or Kentucky or Alabama or South Carolina or Illinois or Missouri or Massachusetts or Iowa or Tennessee or North Carolina or Minnesota or Kansas or Alaska or Rhode Island or Delaware or Washington or Virginia or Utah or Oregon or Florida or Oklahoma
$251k-$363k/yr RemoteFull Time
Cisco
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
12+ YOEBachelor's in CS/EE or related and 12+ years designing large-scale distributed systems; experience with cloud/hybrid, security and privacy for platform systems; production coding in Go/Rust/C++; strong communication.
Go, Rust, C++
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1mo
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Principal, Mechanical Design Engineer (39377)
Orlando, Florida, United States
OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
12+ YOEBachelor's degree plus 12+ years mechanical design experience (alternatives: Master's +10 years or 16 years without degree). Ability to obtain US security clearance, GD&T SME, Creo proficiency, aerospace structure design and travel 10-20%.
PTC Creo 8.0, ASME Y14.5-1994
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3d
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Principal Algorithm & Signal Processing Engineer
Arlington or Dayton or Woburn or Boston or Melbourne or Carlsbad
$206k-$284k/yr OnsiteFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
8+ YOEU.S. citizen able to obtain security clearance, BS/MS/PhD in EE/Applied Math/Physics or related, typically 8+ years experience in radar/EW/RF sensing, proficiency in MATLAB/Python/C/C++, strong communication and leadership.
MATLAB, Python, C/C++
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6d
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Cloud Developer Principal
Mary Esther, Florida, United States
$106k-$144k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
5+ YOE5+ years cloud/software engineering experience, US citizenship, DoD IAT Level II (Sec+ CE), AWS Solutions Architect Associate, experience with AWS services, CI/CD, IaC, scripting (Bash/Python), and DoD security practices.
AWS, Lambda, EC2, S3, RDS, Docker, AWS CLI, CloudFormation, Ansible Playbooks, CI/CD, Jenkins, GitLab CI, GitHub Actions, Active Directory, Keycloak, Red Hat SSO, PKI, RHEL, Windows, Bash, Python, GitLab, GitHub, RMF, STIGs, SCAP, DevSecOps
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