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Peraton

Runs and secures technology for federal agencies

Industrial Control System Cyber Threat Intelligence Analyst

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-timeArlington County, Arlington, VA, USA

About the Job

Requirements

  • A bachelor's degree and 2 years of experience, an associate's degree and 4 years of relevant experience, or a high school education and 6 or more years of experience in lieu of a bachelor's degree.
  • Demonstrated experience conducting threat hunting, network reconnaissance, or vulnerability assessment in IT or OT environments.
  • Familiarity with ICS/SCADA systems, protocols such as Modbus, DNP3, BACnet, OPC UA, and Ethernet/IP, and their associated security risks.
  • Hands-on experience with internet-facing asset discovery tools such as Shodan, Censys, or similar platforms for identifying exposed infrastructure.
  • Experience performing open-source intelligence collection and analysis to support cyber threat assessments.
  • Understanding of networking fundamentals, including TCP/IP, routing, switching, firewalls, and VPNs, and their application to IT/OT convergence environments.
  • Experience researching and analyzing cyber threats across multiple industries or multiple timeframes, including critical infrastructure sectors.
  • Familiarity with cyber threat intelligence tools such as DomainTools, VirusTotal, Maltego, and exploit-db.
  • Experience producing finished all-source unclassified and classified intelligence assessments adhering to ICD 203 analytic tradecraft standards.
  • Ability to collaborate and establish threat intelligence partnerships to strengthen information sharing and defenses.
  • U.S. citizenship is required.
  • An active Top Secret security clearance with SCI eligibility is required, along with the ability to obtain or maintain DHS EOD agency clearance before starting.

Responsibilities

  • Conduct proactive threat hunting across operational technology and industrial control system environments to identify adversary presence, misconfigurations, and indicators of compromise.
  • Use internet-facing asset discovery and reconnaissance platforms such as Shodan and Censys to identify exposed ICS/SCADA assets, assess attack surface, and inform threat assessments.
  • Perform open-source intelligence research and analysis to identify current and emerging threats targeting critical infrastructure sectors.
  • Analyze network traffic patterns, ICS communication protocols, and system architectures to identify anomalous or malicious activity.
  • Fuse multiple intelligence sources to develop products and recommendations and inform organizational priorities.
  • Research and investigate current operational technology threats, critical infrastructure sectors, and mission areas to inform senior leaders and drive priorities for operational teams, including forward-deployed incident response and threat hunting functions.
  • Prepare assessments and cyber threat profiles of current events and trends within ICS/SCADA environments.
  • Escalate new or high-priority threats to the Cyber Physical Forensics Section as required.
  • Map ICS threat activity using the MITRE ATT&CK for ICS Framework.
  • Work alongside host, network, and cloud forensic analysts to meet mission requirements for incident response and threat hunting engagements.
  • Identify potential open-source vulnerabilities in ICS/SCADA systems and assess exploitability in the context of real-world threat actor capabilities.
  • Identify classified threat intelligence reporting related to ICS/SCADA and analyze adversary intent and capability.
  • Contribute to Pre-Deployment Readiness Packages and campaign tracking.
  • Produce papers, presentations, recommendations, and findings for senior U.S. government intelligence and operations officials.

Desired Qualifications

  • A SANS GIAC Global Industrial Cyber Security Professional (GICSP), SANS GIAC Response and Industrial Defense (GRID), SANS GIAC Cyber Threat Intelligence (GCTI), SANS GIAC Certified Enterprise Defender (GCED), SANS GIAC Network Forensic Analyst (GNFA), or SANS GIAC Certified Incident Handler (GCIH) certification.
  • A CompTIA CySA+, Network+, or Security+ certification, Certified Ethical Hacker (CEH), ISA/IEC 62443 Cybersecurity Certificate Program (ICSCP), Dragos Platform Certified Analyst, or Offensive Security Certified Professional (OSCP) certification.
  • Experience with network traffic analysis tools such as Wireshark, Zeek, or NetworkMiner.
  • Experience with network scanning and enumeration tools such as Nmap or Masscan.
  • Familiarity with ICS-specific threat intelligence platforms such as Dragos WorldView, Claroty, or Nozomi Networks.
  • Knowledge of NIST SP 800-82 and IEC 62443 standards.
  • Experience with SIEM platforms and log analysis in OT environments.
  • Sector-specific experience in energy, water/wastewater, transportation, or manufacturing.
  • Understanding of PLC, HMI, RTU, and DCS architectures.

About the Company

Peraton

Runs and secures technology for federal agencies

Peraton builds and runs secure technology for American defense, intelligence, space, and civilian agencies, from military networks to satellite ground stations. In 2025, the Federal Aviation Administration chose it to manage the overhaul of the nation's air traffic control system, replacing copper wiring with fiber and upgrading radar and radios. Its engineers, many holding security clearances, run and defend agency networks and data centers, write mission software, and operate space and communications systems, and agencies pay for this work through multiyear contracts. Peraton was formed in 2017, when private-equity firm Veritas Capital bought Harris Corporation's government IT business, and is based in Reston, Virginia.

Company size
10,001+
Company stage
Grant
Total funding
$60M
Headquarters
Reston, VA
Founded
2017

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