By Light Professional IT Services

Senior Security Subject Matter Expert (Cloud & Security)

By Light Professional IT Services$120K — $145K *
US-AnywhereRemote in United States
Technical Services
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree or equivalent experience
  • 3+ years of relevant security experience
  • Hands-on experience securing on-premise/AWS environments
  • Experience with cloud security and enterprise security tools
  • Proficiency in Python for automation or security tooling

Responsibilities

  • Design, implement, and maintain security controls across system development and operations.
  • Secure AWS-based cloud environments; provide knowledge of Azure and/or Google Cloud.
  • Perform system hardening, vulnerability scanning, monitoring, and incident response.
  • Analyze logs, develop alerts, and support forensic investigations.
  • Support security architecture design and integration for new and existing systems.
  • Provide oversight for systems, including patching, data security training, network monitoring, and AI-related updates.
  • Support compliance activities aligned with CMMC Level 2, SOC 2, and ISO/IEC 27001.

Benefits

  • Opportunity to work in Federal and DoD environments
  • Hands-on experience with a variety of cloud platforms
  • Engagement with cutting-edge technologies like AI/ML security
  • Support for professional certifications such as CompTIA and GIAC
  • Involvement in security architecture and compliance activities
Full Job Description
Position Overview

Security Subject Matter Expert (SME) to support secure cloud systems in Federal and DoD environments. This role is responsible for designing, implementing, and maintaining security controls across cloud infrastructure, cybersecurity operations systems while supporting compliance with industry and government standards.

The ideal candidate has hands-on cloud security experience, a strong understanding of risk and compliance, and the ability to secure emerging technologies.

Responsibilities

  • Design, implement, and maintain security controls across system development and operations.
  • Secure AWS-based cloud environments; provide working knowledge of Azure and/or Google Cloud.
  • Perform system hardening, vulnerability scanning, monitoring, and incident response.
  • Analyze logs, develop alerts, and support forensic investigations.
  • Support security architecture design and integration for new and existing systems.
  • Provide support and oversight for systems, including:
    • Patching selection and updates
    • Training data security and integrity
    • Network monitoring, access controls, and monitoring
    • Review and approval of AI-related changes and updates
  • Support compliance activities aligned with CMMC Level 2, SOC 2, and ISO/IEC 27001.
  • Contribute to security documentation, risk assessments, and audit readiness efforts.


Required Experience/Qualifications

  • Bachelor's degree (or equivalent experience) plus 3+ years of relevant security experience
  • Hands-on experience securing on-premise/AWS environments
  • Experience with cloud security and enterprise security tools
  • Proficiency in Python for automation or security tooling


Preferred Experience/Qualifications

  • CompTIA Security+
  • GIAC
  • GICSP
  • CompTIA Network+
  • ITIL
  • Experience supporting Federal, DoD, or regulated environments
  • Familiarity with AI/ML systems or emerging technology security


Special Requirements/Security Clearance

  • Active Top Secret w/Poly clearance

About By Light Professional IT Services

By Light Professional IT Services is a provider of full lifecycle information technology and telecommunications solutions to the federal government and commercial clients. The company provides services in the areas of cybersecurity, cloud computing, application development, network engineering, and strategic consulting. By Light has been recognized as one of the fastest-growing private companies in the United States by Inc. Magazine and has been named a top workplace by The Washington Post.
Learn more about By Light Professional IT Services
Size
1,500 employees
Industry

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