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Posted Jun 5, 2026

Cyber Threat Analyst (Hybrid)

Overview • Tier One Technologies is looking for a Cyber Threat Analyst to work with our direct US Government client. • This hybrid Contract-to-Hire position will be located in Falls Church, VA. • SELECTED CANDIDATES WITHOUT REQUIRED CLEARANCE WILL BE SUBJECT TO A FEDERAL GOVERNMENT BACKGROUND INVESTIGATION TO RECEIVE IT. Responsibilities • Responsible for performing triage on all security escalations and detections to determine scope, severity, and root cause. • Monitor cyber security events, detecting incidents, and investigating incidents. • Identify, recommend strategies, develop, and implement automation use cases leveraging AI/ML capabilities. • Support deploying, configuring, testing, and maintaining Security Orchestration, Automation, and Response (SOAR) platform, and tools integrated with AI/ML capabilities to enhance threat detection, analysis and response. • Develop, test and Implement dynamic Risk-Based Alerting (RBA). • Identify and develop RBA and identifying use cases for SOAR and AI/ML. • Monitor and analyze alerts from various sources such as IDS/IPS, Splunk, Tanium, MS Defender, SentinelOne and Cloud security tools leveraging SOAR and AI/ML capabilities, and provide recommendation for further tuning of these alerts when necessary. • Analyze network traffic utilizing available tools and provide recommendations. • Perform vulnerability assessments of recently discovered CVEs against internal systems and network. • Assist in the process of configuring or re-configuring the security tools. • Perform analysis on hosts running on a variety of platforms and operating systems, to include, but not limited to, Microsoft Windows, UNIX, Linux, as well as embedded systems and mainframes. • Assist in the construction of signatures which can be implemented on cyber defense network tools in response to new or observed threats within the network environment or enclave. • Test, evaluate, and verify hardware and/or software to determine compliance with defined specifications and requirements Provide support to contract Program Manager, as necessary. • Effectively communicates technical information to non-technical audiences. • Influence others to comply with policies and conform to standards and best practices. Qualifications • Bachelor's or Master's Degree in Computer Science, Information Systems, or other related fields. • 8+ years of experience with security operations, threat hunting, and incident response • Experience in analyzing alerts from Cloud, SIEM, EDR, and XDR tools, and alerts tuning process with preference on SentinelOne, Armis, and Splunk. • Experience in configuring network devices and analyzing network traffic • Experience with Artificial Intelligence and Machine Learning (AI/ML) based security tools. • Experience in researching, developing, and implementing SOAR use cases. • Familiarity with Security Orchestration, Automation, and Response (SOAR) platform. • Familiarity with cybersecurity operation center functions. • Experience configuring and re-configuring security tools, including SenintelOne and Splunk. • Experience implementing Security frameworks, such as MITRE ATT&CK and NIST, and can interpret use cases into actionable monitoring solutions. • CERTIFICATIONS (One or more required): CISSP or CISA or CISM or GIAC or RHCE. • Excellent oral and written communication skills. • Must be able to obtain a Position of Public Trust Clearance. • All candidates must be a US Citizen or have permanent residence status (Green Card). • Candidate must have lived in the United States for the past 5 years. • Cannot have more than 6 months travel outside the United States within the last 5 years. Military Service excluded.