1mo
Save
Mark Applied
Hide
ICS Cybersecurity Engineer
Springfield, Missouri, United States
OnsiteFull Time
Support ICS cybersecurity for power plant control systems; foundational knowledge of cybersecurity, networking, computer systems or industrial control systems; bachelor’s degree or equivalent experience; Microsoft Office proficiency; strong documentation and communication skills.
Microsoft Office
1mo
Save
Mark Applied
Hide
Intermediate Analyst, ICS Cybersecurity
Vancouver or Calgary or Canada or United States or North America or South America
$99k-$121k/yr HybridFull Time
5+ YOEBachelor's degree in a related field, 5+ years OT/ICS cybersecurity experience, knowledge of NERC CIP/IEC 62443/NIST frameworks, familiarity with SCADA/PLCs and industrial protocols, strong communication and consulting skills.
NERC CIP, ARS CIP, IEC 62443, NIST CSF, NIST SP 800-53, SCADA, PLC, DCS, RTU, IED, Modbus, DNP3, Ethernet/IP, OPC, ICCP, SIEM, IDS/IPS, firewalls
1d
Save
Mark Applied
Hide
OT Cybersecurity Specialist
Houston, Texas, United States
OnsiteFull Time
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
3w
Save
Mark Applied
Hide
Senior Cybersecurity Engineer
Washington, District of Columbia, United States
OnsiteFull Time
10+ YOEActive TS/SCI clearance, 10+ years cybersecurity engineering experience, AWS and CISSP required, Scrum experience, Federal/DHS/IC cybersecurity experience, strong technical communication skills.
AWS, Microsoft Azure, Google Cloud, Microsoft 365, ACAS, Nessus, SCAP, SonarQube, GitLab, Splunk, Tanium, Tenable, RMF, STIG
1w
Save
Mark Applied
Hide
Cybersecurity Architect
Bridgeton, Missouri, United States
HybridFull Time
6+ YOE6+ years in cybersecurity, strong OT/ICS experience, bachelor's degree or equivalent, advanced certs (CISSP/CISM/OSCP) desirable, vulnerability management, project leadership, and strong communication skills.
SIEM, EDR, firewalls, IAM, DLP, DSPM, Zero Trust, IDS/IPS, ICS/SCADA, PLC, Modbus, OPC UA, DNP3
1mo
Save
Mark Applied
Hide
Critical Infrastructure Cybersecurity Leader
Arlington or New York
$143k/yr OnsiteFull Time
10+ YOE10+ Mgmt10+ years leading cybersecurity programs and teams for government or utility clients, CISSP required, relevant cybersecurity certifications preferred, ability to obtain U.S. government security clearance, experience with SCADA/ICS/OT and federal utility sectors.
SCADA, ICS, OT, NIST CSF, NIST SP 800-82, AWWA Cybersecurity Guidance & Tool, WaterISAC 15 Cybersecurity Fundamentals
1mo
Save
Mark Applied
Hide
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
3mo
Save
Mark Applied
Hide
Digital - Cybersecurity Engineer
Cleveland, Ohio, United States
$83k-$133k/yr HybridFull Time
5+ YOEBachelor's in Cybersecurity, Computer Science, Electrical Engineering or related field; 5+ years in cybersecurity (2+ years in OT/industrial automation); 7+ years preferred; ICS/SCADA, OT security practices; certifications preferred; travel up to 75%; US work authorization.
Modbus, OPC, IEC 62443, NIST, ISO/IEC 2700x, CISSP, GIAC, ISA/IEC 62443
22h
Save
Mark Applied
Hide
Senior Cybersecurity Engineer
Washington, District of Columbia, United States
$120k-$240k/yr OnsiteFull Time
10+ YOE10+ years cybersecurity engineering experience supporting Federal/DHS/IC environments; experience with cloud, DevSecOps, AI/ML, and Zero Trust; ability to translate architectures into engineering plans.
AI/ML, Zero Trust, Agile DevSecOps, Amazon Web Services (AWS), Google Cloud Platform (GCP), Microsoft Azure, Microsoft Office 365
1d
Save
Mark Applied
Hide
SR CYBERSECURITY ENGINEER
Smyrna or St. Louis
OnsiteFull Time
Senior-level cybersecurity engineering experience supporting enterprise IT and OT security, SIEM/EDR/identity platforms, incident response, vulnerability assessment, and security architecture.
SIEM, MDR, XDR, Endpoint Detection & Response (EDR), MFA, PIM, PAM, Azure, Microsoft 365, SOC, ICS, SCADA
1w
Save
Mark Applied
Hide
Cybersecurity Engineer
Laurel, Maryland, United States
$85k-$195k/yr HybridFull Time
3+ YOEBachelor's in CS or similar, 3+ years DoD/IC cybersecurity experience, RMF experience (eMASS/Xacta), scripting/programming (Python,C++,JavaScript/React), DevSecOps tools (GitLab,Jira,Confluence), container and cloud security (Docker,Kubernetes,AWS), Top Secret clearance eligible.
RMF, eMASS, Xacta, Python, C++, JavaScript, React, GitLab, Jira, Confluence, Docker, Kubernetes, AWS, Azure, Trivy, Semgrep, Grype, CI/CD, STIGs
1mo
Save
Mark Applied
Hide
Senior Cybersecurity Engineer
Washington, District of Columbia, United States
OnsiteFull Time
10+ YOEMinimum 10 years cybersecurity engineering experience; knowledge of Federal, DHS, and IC architectures; mandatory AWS, CISSP, and Scrum certifications; desired cloud certs (Google, Azure, Office 365).
Amazon Web Services (AWS), Microsoft Azure, Microsoft Office 365, Google Cloud
1mo
Save
Mark Applied
Hide
ACAS Cybersecurity Analyst
Oakton, Virginia, United States
OnsiteFull Time
5+ YOEActive Top Secret/SCI clearance, 5+ years DoD/IC vulnerability management and RMF experience, ACAS operator/administrator training, DoD 8570/8140 IAT II/III certification, Bachelor's in cybersecurity/IT or equivalent.
ACAS, Tenable Security Center (Tenable.sc), Nessus, SCC, STIG Viewer, Evaluate-STIG, DISA STIGs, CIS benchmarks, NIST SP 800-53, CNSSI 1253, eMASS, Xacta, Splunk, CMRS, WMI, SSH
1mo
Save
Mark Applied
Hide
Cybersecurity Engineer 3
Chantilly, Virginia, United States
$104k-$156k/yr OnsiteFull Time
5+ YOEActive TS/SCI with poly required; Bachelor's in Engineering/IT/Risk Management/Cybersecurity with 5+ years' experience; experience with DoD RMF, NIST 800-53, STIGs, ACAS, HBSS, eMASS, ICS/SCADA, POA&M, vulnerability assessment, and strong communication skills.
ACAS, HBSS, eMASS, STIGs, DoD RMF, NIST 800-53, NIST Special Publication 800-82, UFC 4-010-06, DoDIN CCRI/CCORI, CYBERCOM TASKORDS, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, AutoCAD, Cameo, Microsoft Visio
1w
Save
Mark Applied
Hide
Cybersecurity Analyst - Operations Technology
Indianapolis, Indiana, United States
$89k-$139k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent, experience in manufacturing/OT cybersecurity, knowledge of ICS/PLC/HMI/SCADA, familiarity with NIST and ISA/IEC 62443, strong analytical and communication skills, willingness to travel 25–50% in the US.
Modbus, OPC, Ethernet/IP, Profinet, BACnet, PLCs, HMIs, SCADA, DCS, SIEM, NIST, NIST 800-82, ISA/IEC 62443, MITRE ATT&CK for ICS, Rockwell Automation, Siemens, Honeywell, Schneider Electric
3mo
Save
Mark Applied
Hide
Senior Cybersecurity Researcher
Livermore, California, United States
$176k-$267k/yr HybridFull Time, Temporary
5+ YOELead red/blue team cyber research on OT/ICS security; develop tools and threat mitigation; DOE Q clearance; bachelor in cybersecurity/CS or related field; strong collaboration and communication.
1mo
Save
Mark Applied
Hide
OT Cybersecurity Analyst
Lancaster or North America or Europe or South America
$128k-$193k/yr RemoteFull Time
3+ YOE3+ years cybersecurity experience with direct OT/ICS experience in manufacturing; Bachelor’s in related field preferred; hands-on with PLCs, SCADA, Dragos, CrowdStrike, Linux; certifications such as GICSP/CISSP/CISM preferred.
Dragos, CrowdStrike, Linux, Modbus, OPC, Ethernet/IP, SCADA, PLC, DCS, NIST Cybersecurity Framework (CSF), ISA/IEC 62443
2mo
Save
Mark Applied
Hide
Sr. Experienced Cybersecurity Engineer - Charleston, SC
Charleston or North Charleston
OnsiteFull Time
7+ YOESenior cybersecurity engineer with RMF/IA expertise, DoD/IC policy knowledge, Top Secret clearance, 7+ years experience.
2mo
Save
Mark Applied
Hide
OT Cybersecurity Architect
Neenah, Wisconsin, United States
$130k-$194k/yr HybridFull Time
8+ YOE8+ years cybersecurity experience (minimum 8), with 4+ years in OT/ICS architecture; bachelor’s in engineering or CS (or equivalent); deep knowledge of ISA/IEC 62443, ISO 27001, NIST SP 800-82 and Purdue Model; experience with industrial protocols and OT security tooling; SANS GIAC/CISSP preferred.
Purdue Model, ISA/IEC 62443, ISO 27001, NIST SP 800-82, MQTT, Modbus, Profinet, EtherNet/IP, DNP3, OPC UA, SIEM, SOC, PLC, SCADA, DCS, HMI
1mo
Save
Mark Applied
Hide
Manager, OT Cybersecurity
Manassas, Virginia, United States
OnsiteFull Time
7+ YOEBachelor's in CS/IT required; 7+ years cybersecurity experience with 3+ years in OT/ICS; experience managing technical teams; knowledge of NERC CIP/NIST, ITIL, SCADA, SIEM, and OT security tools; CISSP/CISM/CRISC/CSSA/SCADA preferred.
Tableau, Power BI, SIEM, SCADA, ITIL
Explore Jobs