IT Security Specialist II – AWS Security

Select Source Solutions•Greenbelt, MD

1d•Remote

About The Position

The IT Security Specialist II – AWS Security is a hands-on cloud security specialist supporting complex AWS environments and federal information systems in a remote work environment. The role combines AWS security expertise with documentation and compliance responsibilities for federal cybersecurity programs, including FISMA High and Moderate systems. The specialist assesses and validates security controls, analyzes vulnerabilities, reviews security findings for accuracy and completeness, monitors security posture and metrics, coordinates remediation, and supports compliance activities. The role requires collaboration with cloud engineers, system administrators, developers, security teams, and federal stakeholders, as well as maintaining clear, accurate, audit-ready security evidence and documentation.

Requirements

Bachelor's degree in Cybersecurity, Information Technology, Computer Science, Engineering, or a related discipline, or equivalent relevant professional experience.
Demonstrated senior-level, hands-on experience securing AWS cloud environments.
Strong understanding of AWS cloud security concepts, including identity and access management, security monitoring, configuration, network security, vulnerability management, and cloud security controls.
Hands-on experience implementing, validating, and monitoring security controls within AWS environments.
Experience performing cloud vulnerability management, including vulnerability identification, risk prioritization, remediation coordination, and validation of corrective actions.
Experience reviewing and performing technical QA on security findings, assessment results, vulnerability reports, and supporting evidence.
Experience assessing or supporting systems subject to FISMA High, FISMA Moderate, or comparable security requirements.
Working knowledge of the NIST Risk Management Framework and NIST SP 800-53 security controls.
Ability to understand technical security evidence and determine whether controls are effectively implemented.
Experience collaborating directly with cloud engineers, system administrators, developers, or infrastructure teams to resolve security issues.
Strong technical writing skills and ability to produce clear, accurate, and defensible security documentation.
Strong verbal communication and interpersonal skills, including the ability to professionally navigate difficult technical discussions and stakeholder relationships.
Ability to obtain and maintain a U.S. Government security clearance.

Nice To Haves

Experience supporting federal government information systems.
Experience supporting security assessments for FISMA High or Moderate systems.
Experience developing, maintaining, or supporting POA&Ms.
Experience with federal cybersecurity repository or governance tools such as CSAM.
Experience developing or maintaining security policies, procedures, SOPs, assessment documentation, and compliance artifacts.
Experience with cloud security monitoring, vulnerability scanning, security posture management, or related technologies.
CISSP, CISM, CISA, CCSP, CEH, Security+, or comparable cybersecurity certification.
AWS security or cloud certification.
Experience working in highly regulated, mission-critical, or government cloud environments.

Responsibilities

Assess the security posture of complex AWS cloud environments and identify technical security risks, vulnerabilities, and control weaknesses.
Implement, review, validate, and monitor security controls within AWS environments.
Evaluate whether security controls are operating effectively and whether supporting technical evidence accurately demonstrates compliance.
Perform technical quality assurance reviews of security findings, vulnerability reports, assessment results, and supporting documentation.
Operate and work with security scanning and monitoring technologies to identify vulnerabilities, configuration weaknesses, and potential security concerns.
Analyze vulnerability findings and prioritize remediation based on technical risk, system impact, and applicable federal requirements.
Coordinate vulnerability remediation and security improvements with cloud engineers, system administrators, developers, and infrastructure teams.
Review remediation evidence and perform follow-up validation or retesting to confirm findings have been appropriately resolved.
Develop and monitor security metrics covering vulnerabilities, control effectiveness, remediation progress, and overall security posture.
Support security assessments for FISMA High and Moderate systems.
Apply NIST security requirements, federal cybersecurity standards, and applicable system security controls when assessing AWS environments.
Support the development, review, and maintenance of security assessment evidence and compliance documentation.
Assist with POA&M activities, including documenting findings, tracking remediation activities, reviewing evidence, and supporting closure.
Maintain clear, accurate, and audit-ready documentation describing technical findings, risks, controls, and remediation status.
Support security repository and compliance-management activities as required.
Review system security documentation to ensure it accurately reflects the technical environment and implemented controls.
Collaborate with federal security stakeholders, ISSOs, system owners, engineers, program managers, and other technical personnel.
Communicate complex technical security findings clearly to technical and non-technical stakeholders.
Provide technical guidance and cybersecurity expertise to team members as needed.