17 ot security jobs at 13 companies in Frisco, TX
2d
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OT Transformation Security Manager (Remote)
United States or Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek
$80k-$294k/yr RemoteFull Time
10+ YOEBachelor's degree or equivalent experience; 10+ years in cybersecurity threat intelligence, 5+ years in OT security, and experience with industrial cybersecurity consulting, frameworks, threat hunting, networking, and SOC tools.
Operational Technology (OT), DOE C2M2, IEC-62243/ISA-99, NIST CSF, NERC CIP, SIEM
2d
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OT Analyst/Consultant (Remote)
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$59k-$206k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years producing cybersecurity threat intelligence; 2+ years with OT networks, systems, security solutions, and related analysis or consulting.
Operational Technology (OT), OT NSM's, SIEMs, Endpoint Security tools
1mo
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Cybersecurity Analyst - OT
Wylie, Texas, United States
$76k-$112k/yr OnsiteFull Time
2+ YOE2+ years cybersecurity experience (OT/ICS/SCADA preferred); bachelor’s in Cybersecurity/CS/MIS or equivalent experience; OT security tools knowledge; industry certs desirable (GICSP, ISA/IEC 62443, Security+, CEH, CySA+, CCNA).
Dragos, Nozomi Networks, Claroty, SIEM, Python, Microsoft PowerShell, Microsoft Azure, AWS, VPN, MFA, jump servers
1mo
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Security Analyst V
Tulsa or Dallas
$143k-$215k/yr OnsiteFull Time
6+ YOE6+ years information security experience with 3+ years in offensive security (red team, pentest, detection engineering); bachelor\u0002s in IT or equivalent; experience with SIEM/EDR, threat detection, OT environments preferred; mentoring and technical leadership.
SIEM, EDR, Electronic security analytics
1mo
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Lead Engineer – Operational Technology Network Security
Conshohocken or Carrollton
OnsiteFull Time
6+ YOE6+ years' OT/network security experience; bachelor’s degree or equivalent; expertise in OT network segmentation, incident response, vulnerability management, and industrial protocols; preferred security certifications.
Microsoft Office Suite, SIEM, EDR, Email Security Gateway, SOAR, Firewall, Anti-virus, VPN, IDS/IPS, AV, proxies, Armis, Nozomi Networks, Claroty, Dragos, Microsoft Defender for IoT, Palo Alto Networks, Fortinet, Cisco, Check Point, Python, PowerShell, SQL, KQL, JavaScript, HTML/CSS
3w
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Cybersec Eng Sr. Director
Plano, Texas, United States
$157k-$312k/yr OnsiteFull Time
10+ YOE8+ Mgmt10+ years progressive OT engineering or cybersecurity leadership, 8+ years leading OT/ICS, experience in global manufacturing, executive leadership of cybersecurity teams, vendor management, and executive communication.
ISA/IEC 62443, NIST Cybersecurity Framework, NIST SP 800-82, NIST 800-53, ISO 27001, Purdue Model, SCADA, WMS, MES, PLC, Robotics, Industrial Internet of Things (IIoT), Autonomous Guided Vehicles (AGVs)
3d
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Senior Engineer, Cyber Security-Generation
Irving, Texas, United States
OnsiteFull Time
5+ YOERequires 5–8 years in industrial or infrastructure cybersecurity, expertise in NERC CIP, ICS/OT security, control systems, networking, and scripting with PowerShell, JavaScript, and/or Python.
PowerShell, JavaScript, Python, TCP/IP, VLANs, NAT, firewalls
2mo
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US E-Consulting Services-Power and Utilities OT Operational Technology-Manager-Cyber/Enterprise Security-352459
Houston or Dallas or Cleveland or Detroit or St. Louis or Pittsburgh or Boston or Charlotte or Atlanta or Miami or Memphis or Denver or Phoenix or Salt Lake City or Los Angeles or San Diego or San Francisco or Seattle
$135k-$265k/yr HybridFull Time
7+ YOE7+ years in Power and Utilities OT security, with governance and risk management expertise.
AWS, Azure
1d
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Cyber Security Engineer I
Dallas, Texas, United States
OnsiteFull Time
1+ YOEBachelor's degree in a relevant technology field or 3+ years of practical cybersecurity experience; 1–3 years in IT or OT environments, with security operations, systems, networking, scripting, and vulnerability management exposure.
SIEM, Azure, AWS, Google Cloud, Windows, Linux/Unix, TCP/IP, DNS, VLANs, Python, PowerShell, EDR/XDR, IAM, NIST, CIS, IEC 62443, NERC CIP
3d
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Senior Engineer, Cyber Security-Generation
Irving, Texas, United States
OnsiteFull Time
5+ YOERequires 5–8 years in industrial or infrastructure cybersecurity, NERC CIP and ICS/OT security knowledge, networking expertise, cross-functional leadership, and PowerShell, JavaScript, or Python proficiency.
PowerShell, JavaScript, Python, TCP/IP, VLANs, NAT, firewalls
3d
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Senior Engineer, Cyber Security-Generation
Irving, Texas, United States
OnsiteFull Time
5+ YOERequires 5–8 years of industrial or infrastructure cybersecurity experience, expertise in NERC CIP, ICS/OT, control systems, networking, and scripting with PowerShell, JavaScript, or Python.
NERC CIP, ICS/OT, TCP/IP, VLANs, NAT, firewalls, PowerShell, JavaScript, Python
3w
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Cybersec Eng Sr. Director
Plano, Texas, United States
$157k-$312k/yr OnsiteFull Time
10+ YOE8+ Mgmt10+ years OT engineering/cybersecurity leadership, 8+ years leading OT/ICS teams, experience in global manufacturing, executive communication, vendor management, and building enterprise OT security programs.
Purdue Model, ISA/IEC 62443, NIST Cybersecurity Framework, NIST SP 800-82, NIST 800-53, Center for Internet Security Controls, ISO 27001
2mo
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Field CISO
Dallas, Texas, United States
FieldFull Time
15+ YOE15+ years in IT/OT security with executive advisory, sales enablement, and strong technical/commercial acumen; deep expertise in two+ domains (cloud security, identity, threat detection & response, OT/ICS, GRC); public speaking and presentation skills; travel willingness.
PowerPoint, Fortinet Security Fabric
1w
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Critical Systems Manager - Smart Building Automation
Dallas, Texas, United States
OnsiteFull Time
10+ YOE2+ Mgmt10+ years in building systems/OT with 2+ years leading people or technical workstreams; BMS and OT security expertise; platform administration, vendor and MSP management, and experience with building analytics and integrations.
Cisco Catalyst, Microsoft Hyper-V, Windows Server, Armis, BACnet, Modbus, SNMP, MQTT, REST APIs, Palo Alto
3w
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Engineer, Operational Technology
Fort Worth, Texas, United States
OnsiteFull Time
3+ YOEBachelor's in engineering,3+ years OT experience,SCADA/HMI and PLC proficiency,AVEVA PI experience,industrial networking and protocols knowledge,knowledge of ISA/IEC 62443 security standards.
FactoryTalk View SE, FactoryTalk View ME, Siemens WinCC, AVEVA PI (OSIsoft PI), Rockwell AssetCentre, Rockwell, Siemens, OPC UA, OPC DA, MQTT, Ethernet/IP, Modbus TCP, Profibus, VMware, Hyper-V, Nutanix, Microsoft Excel, Visio
1mo
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IT Field Support Technician
Saginaw, Texas, United States
FieldFull Time
3+ YOEDegree in CS/IT or relevant field, 3+ years IT operations/support/help desk experience, strong troubleshooting and communication, knowledge of systems, security, networking, databases, phone systems, ticketing and reporting; willingness to travel to locations and support IoT/OT equipment.
3w
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Sr. Energy & Utilities Partner Solutions Architect, AMER Partner Industry & Solutions
Austin or Houston or Dallas
$154k-$208k/yr OnsiteFull Time
8+ YOEDomain expertise in energy & utilities, 8+ years technology experience, 3+ years design/implementation, 5+ years IT development/consulting, partner-facing/pre-sales skills, knowledge of grid operations, SCADA/EMS/DMS, OT security, and utility data platforms.
IoT Core, Greengrass, SiteWise, AI/ML, Agentic AI
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