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Threat Management Specialist Tier 1

Castalia Systems
paid holidays, 401(k)
United States, Virginia, Falls Church
Aug 12, 2025

Job Type: Full- Time, Shift: M-F 7:00am to 4:00pm

Workplace Type: Remote in the areas of Falls Church, VA or Morrisville, NC

Clearance: Must be able to obtain a Public Trust clearance

Must be a U.S. Citizen

Benefits: Medical, dental, and vision coverage, 401k matching, generous PTO, paid holidays, professional training opportunities, and even pet insurance to ensure your furry friends are cared for too.

Job Summary

Castalia Systems is currently searching for a Tier 1 Threat Management Analyst. The Tier 1 Analyst will receive all of the alerts from various sources, including SIEM, CSOC mailboxes, and phone calls directly from the central SIEM and handle as defined in Playbooks and SOPs. The Tier 1 Analyst will escalate the events to Tier 2 after initial triage, along with providing input and analysis on how to leverage Artificial Intelligence, Machine Learning, and SOAR capabilities to improve CSOC efficiency and accuracy

Roles and Responsibilities

A qualified candidate will perform the following duties and responsibilities, but are not limited to:



  • Identification of security problems which may require mitigating controls
  • Interpret output from the SIEM, CSOC mailboxes, and phone calls to identify potential security incidents
  • Collect basic information to support analysis such as IP address, location, affected asset(s), etc.
  • Escalate items which require further investigation to other members of the Threat Management team
  • Execute operational processes in support of response efforts to identified security incidents
  • Utilize AI/ML-based tools and techniques to detect anomalies, automate incident triage, and improve threat intelligence
  • Performing and analyze threat intelligence to assess risk and adapt defenses using ML enhance tools
  • Stay current on the latest cybersecurity trends, threat actors, and AI/ML research relevant to the field
  • Identify and support automation use cases, including the use of AI/ML to enhance SOC capabilities.
  • Collaborate across Operations to provide SOC enhancement capabilities through the use of automation and AI.


Required Qualifications:



  • BA or BS in Computer Science, Information Technology or related field
  • One or more relevant certifications such as CEH, CISSP, CompTIA Security+, or GCIH are advantageous.
  • 0-2 years of experience with 1+ years' experience in IT Operations and 1+ year experience in IT Security
  • Working knowledge of:

    • Platform Security Basics
    • Threat Lifecycle Management
    • TCP / IP
    • Incident Management


  • Knowledge of Control Frameworks and Risk Management techniques
  • Excellent oral and written communication skills
  • Excellent interpersonal and organizational skills
  • Familiarity with the application of AI/ML techniques in cybersecurity, including but not limited to automated threat detection, incident response automation, and predictive analytics. Experience in evaluating the effectiveness of AI/ML solutions in a SOC environment is a plus.
  • Understanding of ethical AI principles and their implications in cybersecurity.
  • Familiarity with cloud security (AWS, Azure, GCP)
  • Understanding and experience identifying and implementing automation use cases.
  • Language Skills: English


Physical Requirements/Work Environment



  • Remote in the areas of Morrisville, NC or Falls Church, VA with possibility that some onsite work may be needed.
  • Shift: M-F 7:00 AM to 4:00 PM


Travel

Less than 5%.

Company Description

Castalia Systems is a proven business partner providing mission critical solutions to the Federal Government. We provide cutting edge solutions from Securing and Managing Data to Systems Engineering and Development. Castalia Systems is a pioneer in Artificial Intelligence Design and Application.

With our vast knowledge of our customers' needs and relevant technology, our team is able to bring successful solutions to every mission. We are one-upping our competitors by providing premium IT solutions and platforms with cutting-edge technology so it's so evident when you compare us with anyone.

Disclaimer

Castalia Systems is an equal employment opportunity and affirmative action employer and strives to comply with all applicable laws prohibiting discrimination based on race, color, creed, sex, sexual orientation, age, national origin, or ancestry, physical or mental disability, veteran status, marital status, HIV-positive status, as well as any other category protected by federal, state, or local laws. All such discrimination is unlawful, and all persons involved in the operations of the company are prohibited from engaging in this type of conduct.

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