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47 ics security jobs at 37 companies in Texas

13h
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OT Security & Architecture Manager
Houston, Texas, United States
HybridFull Time
Oceaneering
OceaneeringNYSE: OII: Global provider of engineered services for offshore energy industries.
10+ YOE5+ MgmtBachelor's degree and 10+ years cybersecurity experience, 5+ years in OT/ICS environments and leading programs; expertise in OT patching, vulnerability management, ICS/SCADA, industrial networking, firewalls, security architecture, risk assessments, incident response; CISSP or CISM required.
NIST Cybersecurity Framework, NIST SP 800-82, Purdue Model, IEC 62443, ICS, SCADA, DCS, PLC, HMI, IIoT
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2w
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Security Engineer, Network
Austin or New York or San Francisco or Seattle or United States
$218k-$252k/yr OnsiteFull Time
Fluidstack
Fluidstack: Provides high-performance cloud GPU infrastructure for AI development.
Secure production networks at scale, design IT/OT segmentation, build flow-based detection, automate network security controls with infrastructure-as-code, and collaborate with network engineering.
Zeek, Suricata, BGP, NDR, OT, ICS
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2mo
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Contractor Program Security Officer (CPSO)
Cedar Park, Texas, United States
OnsiteFull Time
Firefly Aerospace
Firefly AerospaceNASDAQ: FLY: Provides end-to-end space transportation and lunar landing services.
5+ YOEManage and maintain security programs for DoD/IC contracts including SCIF management, personnel security, document control, inspections, and compliance with NISPOM, ICDs, and DoD policies.
Scattered Castle, DISS, NBIS, NISS, Talon, JADE, TALON/SCT
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2w
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Ethical Hacker - OT Security
Canada or Texas
$80k-$120k/yr RemoteFull Time
Packetlabs
Packetlabs: Provides expert manual penetration testing and ethical hacking services.
3+ YOE3+ years OT/ICS/SCADA experience, degree in Information Security or Computer Science preferred, professional security certifications preferred (GICSP, GRID, GCIP, CSSA, CACE, CISSP, OSCP), strong communication and judgment.
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1mo
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Principal Security Engineer
Englewood or Austin
HybridFull Time
Jeppesen ForeFlight
Jeppesen ForeFlight: Provides integrated software and data solutions for aviation flight planning.
10+ YOE10+ years in security engineering or architecture with 3+ years as a principal/staff-level IC; hands-on with cloud (AWS, Microsoft Azure), IAM, VPC, Okta/Entra ID/Azure AD, EDR/XDR, SIEM, SOAR; knowledge of NIST CSF, ISO 27001, SOC 2; strong communication and risk-to-engineering delivery.
Okta, Microsoft Entra ID, Microsoft Azure AD, AWS, Microsoft Azure, IAM, VPC, EDR, XDR, SIEM, SOAR, NIST CSF, ISO 27001, SOC 2, FAA, EASA, DoD, CMMC
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1mo
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Chief Information Security Officer (CISO)
San Antonio or Jacksonville
$200k-$250k/yr OnsiteFull Time
FloatMe
FloatMe: Mobile app providing short-term cash advances and budgeting tools.
10+ YOE2+ Mgmt10+ years information security experience with 2+ years senior IC/leadership; hands-on SOC 2 Type I/II, GLBA and PCI DSS compliance; cloud security (AWS, Cloudflare), SIEM/EDR/WAF/IAM, pen test experience, and strong communication.
SIEM, EDR, WAF, IAM, secrets management, vulnerability scanning, AWS, Cloudflare, CloudTrail, GuardDuty, SIG, CAIQ, VSA, SOC 2 Type II
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3d
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Safety and Security Coordinator
Gonzales, Texas, United States
OnsiteFull Time
Gonzales Independent School District
Gonzales Independent School District: Operates public K-12 schools in Gonzales, Texas.
3+ YOECoordinate district safety, emergency management, compliance, security systems, drills, training, and reporting; requires bachelor's degree, FEMA ICS/NIMS, valid Texas driver's license, and 3 years relevant experience.
electronic access control, video surveillance, visitor management systems, emergency notification systems, panic alert technologies
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2mo
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Information Systems Security Manager (ISSM)
Arlington, Texas, United States
OnsiteFull Time
E-Space
E-Space: Builds sustainable LEO satellite networks for global IoT connectivity
10+ YOETop Secret clearance, 10+ years in information systems security in DoD/IC, 5+ years in ISSM/ISSO, RMF/NIST, ATO/SSP, and related certifications.
NIST RMF, eMASS, SIEM, ACAS/Nessus, HBSS, PAM, SCIF compliance, DAAPM
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1mo
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Mainframe Logical Security Engineer
Phoenix or Plano or Charlotte or Richmond or Jacksonville or Pennington or Chicago or Research Triangle Park or Dallas or Newark or Virginia or Florida
HybridFull Time
Kyndryl
KyndrylNYSE: KD: Manages and modernizes mission-critical IT infrastructure systems.
Hands-on RACF administration on IBM z/OS, SMF analysis, security reporting, least-privilege access controls for CICS/DB2/IMS/MQ, incident investigation, compliance support (SOX/PCI/HIPAA), and integration with IAM/SSO/MFA.
z/OS, RACF, CICS, DB2, IMS, MQ, TCP/IP, USS, SMF, SIEM, Splunk, QRadar, ACF2, Top Secret, REXX, Python, ICSF, TLS/SSL, Single Sign-On (SSO), MFA
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3d
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Information System Security Officer
Austin, Texas, United States
$83k-$174k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEActive TS/SCI required, 5+ years experience with RMF, ATO/A&A for DoD/IC, NIST SP 800-53/CNSSI 1253/FISMA knowledge, Windows/Linux and networking experience, and ability to perform system security assessments.
RMF, Windows, Linux, XACTA, eMASS, ACAS, NESSUS, SCAP, HBSS
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1mo
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Manager, OT Security & Compliance
Austin, Texas, United States
OnsiteFull Time
LS Power
LS Power: Developer, investor, and operator of power and energy infrastructure.
7+ YOE3+ Mgmt7+ years OT/ICS cybersecurity experience with NERC CIP program ownership, 3+ years compliance leadership, active security certification (GICSP, CISSP, CISM, or GIAC), bachelor’s in CS/IS/Engineering or 10+ years equivalent, hands-on Splunk/Nessus/Tenable/Tripwire experience.
Splunk, Nessus, Tenable, Tripwire, AssurX, ChangeGear, ServiceNow
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1w
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Security Compliance Specialist
Calgary or Houston
HybridFull Time
TC Energy
TC EnergyToronto Stock Exchange: TRP: Operates energy infrastructure including natural gas pipelines and power plants.
6+ YOEBachelor's in a technical field or diploma,6+ years cybersecurity/IT analytical experience,CISA preferred,knowledge of NIST CSF/Zero Trust,regulatory standards (TSA,CER,Z246.1),Power BI/Tableau,ICS/SCADA experience.
TCP/IP, WAN, LAN, NIST Cybersecurity Framework (CSF), Zero Trust, Power BI, Tableau, ICS/SCADA, GRC, TSA, CER, Z246.1
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4w
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IT Security Specialist - Security Operations Center (SOC) (5230)
Houston, Texas, United States
HybridFull Time
Murphy Oil
Murphy OilNYSE: MUR: Explores for and produces crude oil and natural gas.
15+ YOE2+ Mgmt15+ years cybersecurity experience with 2+ years in SOC; bachelor’s in cybersecurity/CS or related; CISSP/GCIH/GCFA preferred; SOC leadership, incident response, detection engineering, SIEM/SOAR, scripting and OT/ICS awareness required.
Google Chronicle SIEM, Azure Sentinel, Microsoft 365 Defender, Microsoft Purview Compliance Manager, Intune, SOAR, SIEM, PowerShell, PERL, Python, KQL, VBS, DAST, SAST, MDR, MITRE ATT&CK
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2w
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Senior Manager, Special Program Security - Plano, TX
Plano, Texas, United States
$132k-$252k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
7+ YOEU.S. citizenship and active transferable TS/SCI clearance required. Typically requires a university degree with 10+ years' relevant experience or advanced degree with 7+ years. Experience leading classified/SAP/SCI security operations and applying DoD/IC security regulations; strong communication and stakeholder engagement skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft Teams, Jira
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2w
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Sr Information Systems Security Manager
Richardson, Texas, United States
$145k-$155k/yr OnsiteFull Time
OSI Systems
OSI SystemsNASDAQ: OSIS: Manufacturer of specialized electronic systems for security and healthcare.
8+ YOE5+ MgmtMust have 8+ years supporting classified DoD/IC systems, 5+ years as ISSM/senior ISSO, active Secret clearance, RMF/A2O experience, and one or more cybersecurity certifications.
SIPRNet, RMF, Cross Domain Solutions (CDS)
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1d
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Operations Support Specialist NF-04
Texarkana, Texas, United States
$75k-$125k/yr OnsiteFull Time
Defense Finance and Accounting Service
Defense Finance and Accounting Service: Provides finance and accounting services for the US military.
1+ YOEExperience with safety, risk management, physical/personnel security, emergency management/ICS, and federal regulations; specialized federal experience preferred; secret clearance required.
DISS, INFOSEC, OPSEC
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2mo
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Operational Technology (OT) Cyber Threat Analyst
San Antonio, Texas, United States
$100k-$140k/yr OnsiteFull Time
RMC Global
RMC Global: Provider of cybersecurity and mission assurance solutions for critical infrastructure.
4+ YOEBachelor’s degree and 4-10 years in OT/ICS security; threat intelligence, incident response, vulnerability assessment; knowledge of OT/ICS frameworks; certifications listed.
Claroty, Dragos, Nozomi Networks, Tenable OT
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1w
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Cybersec Eng Sr. Director
Plano, Texas, United States
$157k-$312k/yr OnsiteFull Time
PepsiCo
PepsiCoNASDAQ: PEP: Global manufacturer and distributor of snacks and beverages.
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)
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4d
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OT Cybersecurity Specialist
Houston, Texas, United States
OnsiteFull Time
W&T Offshore
W&T OffshoreNYSE: WTI: Exploration and production of oil and gas in Gulf of Mexi.
5+ YOE5+ years cybersecurity/OT security experience with 3+ years focused on OT/ICS, bachelor’s or equivalent, knowledge of OT protocols and ICS vendors, relevant certifications preferred.
Modbus, DNP3, OPC, BACnet, PROFINET, Siemens, Rockwell, Schneider Electric, Honeywell, VPN, NIST CSF, ISA/IEC 62443, MITRE ATT&CK for ICS
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4d
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Courier
Las Cruces or El Paso
$16/hr OnsiteFull Time
Tresco
Tresco: Providing services and support for people with disabilities.
1+ YOEHigh school diploma/GED and valid driver's license required; ability to operate a cargo van, pass DHS/ICE background checks and obtain ICE security credentials; 1 year courier/records/logistics experience preferred.
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