Source Job

$85,800–$85,800/yr
Australia

  • Lead shift operations and guide analysts in triaging detection alerts and network telemetry across customer OT environments.
  • Serve as a senior investigator to identify misconfigurations, anomalies, and potential malicious behavior in industrial networks.
  • Write incident summaries and support the full scope of OT Watch Complete, from asset classification to vulnerability management.

Network Security TCP/IP Security Monitoring SIEM

20 jobs similar to Senior OT Security Analyst

Jobs ranked by similarity.

UK 5w PTO

  • Monitor networks, servers, and devices for suspicious activity and respond to priority alerts within SLAs.
  • Analyze threats, conduct incident investigations, and develop automated playbooks for handling threats outside business hours.
  • Collaborate with the InfoSec team and other departments to ensure network security and contribute to documentation and policy review.

NEC Software Solutions is part of global tech giant NEC Corporation, providing software that helps dispatch ambulances, support families, and keep trains moving. With over 3,000 employees, they work with governments, hospitals, and police forces to push technological boundaries.

$105,000–$105,000/yr
US

  • Act as the primary escalation point and technical lead for complex incidents.
  • Enhance monitoring by tuning alerts, refining detection logic, and automating workflows.
  • Mentor junior engineers and document incident response procedures.

DYOPATH is a managed security services provider that helps organizations defend against evolving cyber threats through security operations and monitoring. The company fosters an award-winning culture guided by its L.O.V.E. philosophy, emphasizing teamwork, respect, and professional growth.

Europe

  • Lead development of OT security standards and reference architectures for regulated manufacturing environments.
  • Collaborate across IT, OT, Engineering, Quality, and Cybersecurity teams to define security strategies.
  • Apply frameworks like IEC 62443 and NIST SP 800-82 to strengthen OT resilience.

US

  • Monitor and triage cybersecurity alerts across client environments.
  • Investigate suspicious activity and escalate potential threats.
  • Collaborate with team members during shift handoffs and ongoing investigations.

Tusker is a Managed Security Services Provider (MSSP) that protects organizations from evolving cyber threats. The company offers a 4-day workweek and provides mentorship and training for cybersecurity professionals.

$140,000–$215,000/yr
US

  • Lead and scale a global network engineering team focused on IP and optical backbone infrastructure.
  • Drive cloud connectivity strategy, automation, and operational excellence across hybrid clouds.
  • Collaborate with vendors and internal partners to evolve network architecture for reliability and scale.

CrowdStrike is a global cybersecurity leader that stops breaches with an AI-native platform processing nearly 3 trillion events daily. The company fosters a mission-driven culture of flexibility, autonomy, and responsible AI adoption, with employees known as CrowdStrikers.

UK

  • Provide remote diagnosis and triage of systems installed in the field.
  • Keep excellent records of customer and engineer interactions via the ticket system.
  • Test software releases and apply fix releases to customer systems.

Securitas Technology provides security solutions and services to make the world a safer place, driven by integrity, vigilance, and helpfulness. It is part of a global team of over 375,000 professionals, fostering empowerment, innovation, and growth.

NOC Analyst

DMI
US

  • Proactively monitor core network systems, regional fiber optics, and active/passive hardware for live alarms.
  • Identify and react to network alarms via monitoring tools, customer ticket generation, and direct communication.
  • Execute triage procedures per SOP/MOP, escalate events based on severity, and act as primary outage notification source.

DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA, offering end-to-end managed IT services including cloud, cybersecurity, and network operations. Recognized as a Top Workplace, DMI is committed to delivering secure, efficient, and cost-effective solutions for public sector and commercial clients globally.

UK

  • Provide advanced support for network and security incidents and service requests.
  • Lead implementation of change requests and project tasks including maintenance, software upgrades, and hardware replacements.
  • Troubleshoot complex networking and security issues across customer environments.

Kerv's Connected Cloud team brings together deep expertise in cloud, networking, and managed services to help organizations run their infrastructure with confidence. They focus on creating resilient foundations and value customer first, teamwork, and doing the right thing.

US 12w maternity 12w paternity

  • Triage, investigate, and respond to alerts from the Huntress platform, reviewing EDR telemetry and forensic artifacts.
  • Perform tactical malware analysis and investigate suspicious M365 activity to determine root cause and provide remediations.
  • Assist in escalations, contribute to detection engineering, and collaborate on projects to improve analyst and partner outcomes.

Huntress is a fully remote, global team of cybersecurity experts on a mission to break down barriers to security. Founded in 2015 by former NSA operators, they protect over 4 million endpoints with enterprise-grade products, serving underresourced IT teams.

$115,000–$150,000/yr

  • Manage day-to-day security operational availability and supportability of a 24x7x365 infrastructure.
  • Make recommendations on enhancements to security hardware, software, and tools, and perform risk analysis.
  • Configure, implement, monitor, and support security software/systems including firewalls, VPNs, IDS/IPS, DLP, etc.

eMoney Advisor is a wealth management system that offers transparency, security, mobile access, and superior organization. We serve more than 109,000 financial professionals and support over 6 million end clients, fostering a culture that values diversity and inclusion.

US

  • Build strong customer relationships and become their trusted advisor on leveraging their investment.
  • Take full ownership of accounts by providing leadership and ensuring customer's best interest takes priority.
  • Proactively monitor customer environments to prevent major issues and assist support teams.

Check Point protects over 100,000 organizations worldwide from cyber and AI-driven threats using a prevention-first approach. Recognized by TIME, Newsweek, and Forbes, they foster a culture of ownership and innovation.

Global 12w maternity 12w paternity

  • Lead incident response across platforms and applications, from triage to recovery.
  • Hunt proactively for threats using system logs, user behavior, and threat intelligence.
  • Build and automate incident response workflows and strengthen detection with MITRE ATT&CK.

Xplor provides cloud-based technology solutions that help small and medium-sized businesses manage operations and get paid securely. With over 130,000 businesses in 72+ countries processing $47B annually, the company fosters a culture of simplicity, purpose, and community.

US

  • Monitor and analyze sophisticated cyber threats targeting Anduril's products, infrastructure, and personnel.
  • Research and anticipate emerging technical trends in the threat landscape, collaborating with detection and response teams.
  • Enhance tooling for threat actor tracking and intelligence data integration, engaging with external partners.

Anduril Industries is a defense technology company focused on transforming military capabilities with advanced technology, including AI-powered systems and autonomy. The company is known for its fast-paced, innovative culture and its commitment to bringing cutting-edge solutions to the defense industry.

India

  • Monitor security alerts and events to identify potential threats and vulnerabilities.
  • Detect and analyze security incidents using multiple security tools like SIEM, EDR, and IDS/IPS.
  • Respond to security incidents promptly following established procedures and perform phishing analysis.

Zscaler accelerates digital transformation so customers can be more agile, efficient, resilient, and secure with its Zero Trust Exchange platform. The company employs thousands globally and fosters a culture of ownership, collaboration, and continuous feedback.

US Unlimited PTO

  • Lead day-to-day Cyber Fusion Center operations including security analysis, incident response, and escalations.
  • Drive operational excellence, SLA attainment, and continuous improvement initiatives for service quality.
  • Serve as a visible customer-facing leader, building confidence and representing Avertium's capabilities.

Avertium is a cyber fusion and MXDR leader delivering comprehensive security and compliance services to mid-market and enterprise customers. The company employs a workforce focused on innovation and growth, fostering a culture of continuous improvement and customer trust.

Canada

  • Provide technical and operational leadership for a Security Operations Center, monitoring threats and driving incident response.
  • Design and develop security tools and platforms to improve detection, response, and operational efficiency.
  • Mentor early-career engineers and contribute to open source security projects and industry conferences.

Jobgether uses AI-powered matching to help candidates find jobs. The company operates a fully distributed, remote-first environment with in-person team events.

US

  • Monitor security tools and analyze logs, alerts, and data for suspicious activity.
  • Investigate potential threats, determine if alerts are real incidents, and identify vulnerabilities.
  • Contain threats, remediate vulnerabilities, document findings, and report to management.

Mercury Insurance helps people reduce risk and overcome unexpected events by providing insurance solutions for over 60 years. They are a midsize employer recognized as one of America's Best Midsize Employers for 2026, fostering a collaborative and inclusive culture.

Singapore

  • Support complex, high-impact investigations and security incidents across OT environments, ensuring thorough resolution and post-incident analysis.
  • Drive continuous improvement of incident response processes, implement best practices, and integrate lessons learned into standard operating procedures.
  • Collaborate with industry experts and stakeholders to enhance incident response frameworks and guide customers through critical decision points.

Dragos is a global leader in OT cybersecurity, protecting critical infrastructure with technology, threat intelligence, and expert services. It is a remote-first, mission-driven team across multiple regions, built on authenticity, transparency, and trust.

Europe

  • Monitor, triage, and investigate security alerts across SIEM, EDR, and cloud environments.
  • Analyze logs from Windows, Linux, databases, and network systems to identify and remediate threats.
  • Work with Incident Response teams to contain threats and improve detection quality.

Talan is a global consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants across 21 countries and an €850M turnover, we deliver future-ready solutions in a multicultural, growth-oriented environment.

US

  • Design and implement scalable detection logic to identify insider threats and data exfiltration across corporate and production environments.
  • Conduct proactive threat hunting and incident response, collaborating with HR, Legal, and engineering teams during complex investigations.
  • Develop automation and detection models using Python and SQL to strengthen security response capabilities and reduce risk exposure.

The company is a technology organization specializing in security and threat detection. They operate in a fast-paced, collaborative environment with a focus on insider threat prevention and response.