United States Remote (Country) Full-time

EX Squared is hiring a Sr Security Engineer (Remote - US)

About the Role

Jobgether is looking for a Senior Security Engineer to strengthen and maintain the security posture of our cloud and on-premises environments, applications, and infrastructure. You will lead critical security initiatives in a fast-paced, remote-first environment and contribute to a proactive, risk-aware culture.

What You'll Do

  • Conduct proactive threat hunting, monitoring logs, and security alerts to identify potential risks.
  • Perform internal and external penetration testing, coordinating with third-party providers and remediating findings.
  • Implement, validate, and improve security controls, collaborating with DevOps and operations teams.
  • Review application and infrastructure architectures to identify and mitigate security gaps.
  • Manage attack surface, perform vulnerability scans, and oversee remediation efforts across systems and applications.
  • Respond to escalated security incidents, lead investigations, containment, and remediation efforts.
  • Leverage SIEM platforms for event correlation, threat hunting, and dashboard development.
  • Harden infrastructure in accordance with industry benchmarks and integrate security into deployment processes.
  • Stay updated on emerging threats, security risks, and regulatory requirements.
  • Ensure compliance with FedRAMP, CMMC, ITAR, and other relevant security standards, preparing evidence for audits.

What We're Looking For

  • Bachelor’s or Master’s degree in Computer Science, Cybersecurity, or a related field.
  • Minimum 5 years of cybersecurity experience, with at least 2 years in a senior or lead role.
  • Expertise in threat hunting, vulnerability management, risk assessments, and penetration testing.
  • Strong knowledge of NIST 800-53, FedRAMP, and CMMC security controls.
  • Experience with SIEM tools, MDR/XDR endpoint protection, and network-based security solutions (IPS, WAF, traffic analyzers).
  • Proficiency in scripting with PowerShell, Bash, Python, and using DevOps automation tools such as Ansible.
  • Strong understanding of Windows, Linux, Active Directory, virtualization, database, and storage systems.
  • Excellent analytical, problem-solving, and communication skills.
  • Ability to work independently, manage multiple priorities, and collaborate across time zones.

Nice to Have

  • Relevant certifications such as CISSP, OSCP, GIAC, or AWS Security Specialist.
  • Familiarity with AWS security services (IAM, KMS, CloudTrail, Security Hub) is a plus.

Technical Stack

  • SIEM tools, MDR/XDR endpoint protection, IPS, WAF, traffic analyzers
  • PowerShell, Bash, Python, Ansible
  • Windows, Linux, Active Directory
  • AWS IAM, AWS KMS, AWS CloudTrail, AWS Security Hub

Team & Environment

You will collaborate closely with DevOps, operations, and application teams in a fast-paced, remote-first environment.

Benefits & Compensation

  • Health, dental, and vision insurance
  • 401(k) retirement plan with matching
  • Paid family leave
  • Flexible time off (FTO)

Work Mode

This is a remote position open to candidates based within the United States.

Required Skills
SIEM toolsMDR/XDR endpoint protectionIPSWAFtraffic analyzersPowerShellBashPythonAnsibleWindows security
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About company
EX Squared

Technology company focused on IT and software solutions

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Job Details
Category security
Posted 5 months ago