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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
2mo
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Cactus Wellhead - Cybersecurity Engineer
Houston, Texas, United States
HybridFull Time
5+ YOE5+ years in cybersecurity or security engineering; bachelor’s in Information Security or Computer Science; multiple certifications in security and cloud security.
XDR/EDR, SIEM, SAML, OAuth, OpenID, CNAPP, CSPM, CASB, PowerShell, Python, KQL
2mo
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Cactus Wellhead - Cybersecurity Engineer
Houston, Texas, United States
HybridFull Time
5+ YOE5+ years in cybersecurity or security engineering; BS in Information Security/CS; certifications: SSCP/CISSP, Security+, AZ-500, CCSP, SC-300, SC-200; experience across endpoint, identity, cloud, network security.
PowerShell, Python, KQL, XDR/EDR, SIEM, CNAPP, CSPM, CASB, SAML, OAuth, OpenID
1mo
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Cybersecurity Operations Engineer
Palo Alto or Houston or United States or Colorado or New Jersey or Delaware or California or District of Columbia
$124k-$238k/yr RemoteFull Time
8+ YOEUS citizen able to obtain government security clearance; Bachelor's in cybersecurity/IT/CS (or 4 additional years' experience); 8+ years in cybersecurity operations/incident response; experience with endpoint protection, cloud security (Wiz, AWS), SIEM, and NIST 800-171/CMMC/DFARS.
Microsoft Defender, Wiz, Tenable, Tenable One, AWS security services, SIEM, EDR, Microsoft Sentinel, MDC, Microsoft Purview, PowerShell, Python, IDS/IPS
1w
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Cybersecurity Analyst/Engineer
Houston, Texas, United States
OnsiteFull Time
3+ YOE3–5+ years cybersecurity experience; hands-on with Microsoft Sentinel, Defender, Entra ID, Conditional Access, Azure; CMMC and federal contractor compliance experience; strong communication and audit-ready documentation skills.
Microsoft Sentinel, SIEM, SOAR, Defender for Endpoint, Defender for Cloud, Microsoft Secure Score, Microsoft Entra ID, Conditional Access, Intune, MEM, Azure, Nessus, Qualys, Defender Vulnerability Management, ERP
6d
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AI Cybersecurity Engineer Principal
Ohio or Detroit or Tupelo or Dallas or Atlanta or Columbus or Houston or Birmingham
RemoteFull Time
8+ YOEBachelor's or equivalent, 8+ years cybersecurity production and operations experience, strong SDLC knowledge, proficiency in modern programming languages and API/microservices development, and experience with AI governance and agentic AI.
Claude code, copilots, RAG architectures, LLM orchestration frameworks, SIEM, SOAR, EDR/XDR, IAM, OAuth 2.0, OIDC, Python, Java, .NET/C#, JavaScript/TypeScript, Go, RESTful APIs, microservices, CI/CD, containers
2w
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Cybersecurity Forward Deployed Engineer - FDE - Consultant
Atlanta or Milwaukee or Herndon or Dallas or Columbus or Kirkland or Irvine or Cincinnati or New York or Cleveland or Oklahoma City or Austin or Albany or Chicago or Arlington or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Scottsdale or Mountain View or Morristown or San Francisco or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$235k/yr FieldFull Time
3+ YOE3+ years engineering experience in cybersecurity, 1+ year deploying agentic AI in production, 3+ years cloud security experience (AWS/Azure/GCP), bachelor\u0002s degree or equivalent.
Claude Code, Cursor, GitHub Copilot, AWS, Azure, GCP, OWASP LLM Top 10, NIST AI RMF
1w
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Cloud CyberSecurity Engineer - Hybrid (Houston or Dallas TX)
Houston or Dallas
$130k-$175k/yr HybridFull Time
6+ YOEBachelor's degree and 6+ years IT/cybersecurity experience with cloud security focus; experience with AWS and Microsoft Azure, CSPM/CNAPP tools (Prisma Cloud, Qualys), IAM, remediation, logging/SIEM, and stakeholder communication.
AWS, Microsoft Azure, Microsoft 365, Palo Alto Prisma Cloud, Qualys TotalCloud, CrowdStrike Cloud Security, Proofpoint
2mo
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Manager, Cybersecurity Engineering
Houston, Texas, United States
OnsiteFull Time
8+ YOE3+ MgmtLeads cybersecurity engineering across infrastructure, applications, cloud, endpoints, and data; drives security controls, governance, and incident response; 8+ years in security engineering or operations; 3+ years in leadership.
SIEM, XDR, EDR, NDR, WAF, Cloud security tools
2mo
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Control Systems Engineer
Pearland, Texas, United States
OnsiteFull Time
5+ YOEBachelor’s degree in Engineering or related field; 5+ years in process control; ISA 84/IEC 61511 experience; PLC/DCS/SIS/HMI expertise; cybersecurity awareness.
PLC, DCS, SIS, HMI, Studio 5000, Allen Bradley, DeltaV, FactoryTalk View SE, OSI PI, FactoryTalk Historian, Modbus/OPC
2w
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IT, Senior Cloud Engineer
Phoenix or Friendswood
OnsiteFull Time
5+ YOE5+ years Azure engineering experience, bachelor\u0002s in CS/IS/cybersecurity or equivalent, experience with Terraform/Bicep, CI/CD, Git, Docker, Kubernetes, Ansible, Atlassian; strong cloud architecture and security experience.
Azure, Terraform, Bicep, CI/CD, Git, Docker, Kubernetes, Ansible, Atlassian, SIEM
1w
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Commercial Cybersecurity Business Developer and Account, Senior Manager
Houston, Texas, United States
$143k-$266k/yr OnsiteFull Time
10+ YOE10+ years technical professional services sales (cybersecurity), 5+ years consulting business development, bachelor\u0002s degree, travel up to 50%, strong communication and client relationship skills.
Microsoft Office Suite
1w
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Commercial Cybersecurity Business Developer and Account, Senior Manager
Houston, Texas, United States
$143k-$266k/yr RemoteFull Time
10+ YOE10+ years technical professional services sales including cybersecurity, 5+ years consulting business development, Bachelor's degree, ability to own sales lifecycle, sell to oil & gas, and travel up to 50%.
Microsoft Office Suite
1w
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Process Controls Engineer
Houston or Pasadena
$104k-$134k/yr OnsiteFull Time
5+ YOEBS in electrical/instrumentation engineering, 5+ years related experience, PE license or ability to obtain within 3 years, Texas Class C driver, ability to troubleshoot PLC/ladder logic, SCADA/HMI, instrumentation, and cybersecurity for OT systems.
SCADA, HMI, PLC, data historian
1mo
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Automation - Cyber Security Engineer
United States or Texas or Houston
OnsiteFull Time
2+ YOEBachelor's in automation/cybersecurity/electrical engineering, 2+ years marine or industrial experience preferred, PLC/SCADA/HMI proficiency, knowledge or willingness to learn IEC 62443, OT network understanding, plus US work authorization.
PLC, SCADA, HMI, Siemens S7, TIA Portal, PCS7, IEC 62443, CFR-33, IACS UR E26/E27, IAS, PMS, DCS
3w
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SCADA engineer
Houston, Texas, United States
$120k-$160k/yr HybridFull Time
8+ YOE8+ years in energy/utilities or power trading; strong SCADA/GMS experience (Monarch, Hitachi, GE, PI); knowledge of Modbus, OPC, ICCP, networking and cybersecurity; troubleshooting and operational/on-call experience.
SCADA, GMS, Monarch, Hitachi, GE, PI, Modbus, OPC, ICCP, AGC
3w
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Senior I&C Engineer
Houston, Texas, United States
HybridFull Time
6+ YOEBachelor's in electrical/control/computer engineering, 6+ years SCADA/I&C experience (4+ years on utility-scale solar/BESS), SCADA/PLC/RTU/HMI knowledge, protocol and cybersecurity experience, integrator/vendor management.
GE CIMPLICITY, Inductive Automation Ignition, OSIsoft PI, Trimark GreenHat, AlsoEnergy PowerTrack, DNP3, IEC 61850, Modbus, ICCP
2w
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Staff Automation Engineer, SME/SIS
Houston, Texas, United States
OnsiteFull Time
8+ YOEBachelor's in engineering and 8+ years chemical/refinery experience with process safety focus; expertise in SIS design/implementation per ISA 61511/84, SIL verification, LOPA, SRS development, FAT/IFAT/SAT, and SIS cybersecurity.
ISA 61511, ISA 84, SIL, LOPA
2d
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Advanced Process Control Engineer
Austin or Atlanta or Houston or Dallas or Milwaukee or Philadelphia or Texas or Michigan
RemoteFull Time
8+ YOEBachelor's degree, willingness to travel up to 50%, legal US work authorization required. Experience in process/control engineering, MPC implementation, instrumentation, and system integration.
OPC, SQL, DCS, PLC, SCADA, HMI, Rockwell Automation products, cloud computing, networking, cybersecurity, predictive emissions monitoring systems
4d
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Senior SCADA Systems Engineer
Chandler or Houston
HybridFull Time
7+ YOE7+ years supporting SCADA/BMS/OT systems; experience with major platforms, BACnet/Modbus/OPC UA/MQTT/SNMP/TCP-IP, commissioning, troubleshooting, and OT cybersecurity; Bachelor's degree or equivalent.
Delta enteliWEB, ALC WebCTRL, Honeywell, IQVision, Wonderware, Computrols, Automated Logic WebCTRL, Schneider EcoStruxure, Tridium Niagara, Siemens Desigo/APOGEE, Eaton Foreseer, BACnet, Modbus TCP/IP, OPC UA, MQTT, SNMP, TCP/IP, PowerShell, Python, Bash, Ansible
1w
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Senior SCADA Controls Systems Engineer - Battery Storage
United States or San Francisco or Houston or Chicago or Seattle or Birmingham or New York City or Palm Beach
$140k/yr HybridFull Time
Plus Power: Develops and operates standalone battery energy storage systems.
6+ YOEBA/BS required; 6+ years related experience; expertise in SCADA/PLC platforms, Inductive Automation Ignition, Modicon PLCs, SEL RTACs, Novatech Orions, DNP3/Modbus/OPC-UA/MQTT, Python and IEC 61131-3, cybersecurity standards (NERC/CIP/NIST); ability to support field commissioning.
SCADA, PLC, Inductive Automation Ignition, Modicon PLC, SEL RTAC, Novatech Orion, DNP3.0, Modbus, OPC-UA, MQTT, Python, IEC 61131-3, C, C++, C#, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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