Principal Security Analyst

The ideal candidate for thePrincipal Security Analystrole possesses at least12 months of SOC experience, aCySA+ certification or equivalent. They excel in triaging MDR alerts, analyzing events, and recommending or implementing response actions to mitigate threats effectively. As aSubject Matter Expertin our platformand proficient with EDR, SIEM, and security platforms like Microsoft Sentinel, Splunk, and CrowdStrike Falcon,they ensure accurate escalations and orchestration. They also contribute to creating and reviewing playbooks and automations to enhance efficiency and accuracy. With strong analytical and communication skills, they handle client communications for high-severity incidents and maintain operational integrity through meticulous review and verification processes. This candidate demonstrates technical expertise, attention to detail, and a commitment to ensuring robust cybersecurity measures.

• Initial Triage of MDR Alerts
• • Participate in shift-based teams performing 24x7 monitoring of customer networks to detect and stop attacks.
  • Analyze Events, Alerts, and Threat Intelligence data used in investigations of potential attacks against customer networks with the assistance of our Critical Start SOC AI.
  • Recommend response actions for active attacks
  • Implement response actions to stop attackers with approval of Supervisor/Sr. Analysts
• Orchestrationcreation & approval for MDR alerts
  • Create playbooks, knowledge objects, and other automations within the MDR SOAR platform
  • Review Security Analyst created orchestration for decision accuracy, sound logic, and proper documentation prior to adding it to the Trusted Behavior Registry.
• Client communications related to High & Critical investigations
  • Written and verbal when required
• Subject Matter Expert (SME) within our platform.
• Mid-level competence within MDR tool suite
  • EDR: Microsoft Defender for Endpoint, CrowdStrike Falcon, Palo Alto Cortex XDR
  • Other: Microsoft Defender Suite (M365D, Outlook, Identity, Cloud)
• Verifier for Console Actions
  • Able to verify correct execution of Lead and Principal console protection actions to provide two-person integrity.

• At least 12 months of SOC Tenure or equivalent experience.
• CySA + Certification or Equivalent
• Understanding on how to use AI within the work environment

Imagine a dynamic, enjoyable, and rewarding work environment. We are professionals, and the work we do holds immense significance, like saving our customers from potential disasters. However, we believe in not taking ourselves too seriously.

Prefer a casual dress code every day? No problem, as we find comfort enhances our thinking.

Our workplace in Plano, TX offers open offices, collaborative meeting spaces, phone rooms, and wellness rooms. In the breakroom, friendly competition arises with games like ping-pong, bubble hockey machine, foosball, orthe gamingmachine. What harm does a little healthy competition among friends do?

What does our Compensation and Benefits package entail?

• Competitive salary with bonus potential

• Comprehensive health benefits with generous employer contributions for medical, dental, andvision

• Additional Ancillary Benefits offered at 100% employee contribution

• Unlimited PTO (Paid Time Off) policy

• Paid Parental and Military Leave

• Dental and Vision Plan

• Employer-provided Life Insurance, Long-Term Disability, and Short-Term Disability coverage

• Additional Voluntary Life Insurance coverage

• 401(k) Plan with Matching Program

• Mines Employee Assistance Program

• Monthly Wellness Initiatives

• Optional Pet Benefits Discount Plan

For positions that can or will be performed, in whole or in part, remotely within the U.S., range and benefits information for this position are being includedin accordance withrequirements of various state/local pay transparency legislation. Please note that salaries may vary for different individuals in the same role based on several factors, including but not limited to location of the role, individual competencies, education/professional certifications, experience, performance in the role and potential for revenue generation (sales roles only).

Compensation:

The total compensation range (base) being offered for this role is [$80,000 - $95,000 USD].

Additional Compensation:

This role is not eligible foradditionalor other forms of compensation.

Employment Benefits:

Comprehensive health benefits with generous employer contributions for medical, dental, and vision, unlimited PTO (Paid Time Off) policy, paid Parental and Military Leave, dental and vision plan, Employer-provided Life Insurance (up to $100K coverage), Long-Term Disability, and Short-Term Disability coverage, 401(k) Plan with Matching Program, 24/7/365 availability of Employee Assistance Program.

Application Deadline:

The application deadline for this position is Oct 23, 2026.

How to Apply:

Interested candidates are invited to visit our career site and apply for the position:https://www.criticalstart.com/careers/

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