Senior System Security Analyst - Remote

Responsibilities

Senior System Security Analyst

Peraton is seeking a Senior System Security Analyst with Agile software development and maintenance experience for a team supporting the Federal Aviation Administration. Prior FAA experience is highly desirable.  Direct collaboration with FAA customers is expected.

Duties and Responsibilities:       

• Assess, develop, and implement security policies and procedures to align with frameworks such as NIST RMF, FedRAMP, FISMA, ISO 27001, and DoD STIGs.
• Conduct security risk assessments and gap analyses to identify vulnerabilities in systems and networks.
• Ensure compliance with federal regulations, industry standards, and organizational security policies.
• Assist in the preparation of System Security Plans (SSPs), Security Control Assessments (SCAs), and Authority to Operate (ATO) packages.
• Perform Plan of Action & Milestones (POA&M) management, tracking remediation efforts for security findings.
• Monitor security logs, alerts, and events using SIEM tools (e.g., Splunk, ArcSight, etc.) to detect, investigate, and mitigate cyber threats.
• Respond to security incidents, vulnerabilities, and breaches, conducting forensic analysis and impact assessments.
• Develop and refine incident response plans (IRPs) and participate in cybersecurity exercises and drills.
• Configure and manage security controls, including firewalls, intrusion detection/prevention systems (IDS/IPS), endpoint security, and encryption solutions.
• Support the implementation of Zero Trust Architecture (ZTA) and Identity & Access Management (IAM) controls.
• Perform patch management and vulnerability remediation for IT assets, ensuring compliance with security benchmarks (DISA STIGs, CIS Benchmarks, SCAP).
• Develop and maintain security documentation, policies, and procedures for system accreditation.
• Conduct security awareness training for employees and stakeholders.
• Support audit and certification processes, working with internal and external security assessors.
• Review secure software development lifecycle (SDLC) practices, ensuring applications meet security best practices.
• Assist in securing cloud-based environments (AWS, Azure, Google Cloud) through security controls like CASB, CSPM, and cloud encryption.
• Conduct security reviews for third-party applications and vendors to mitigate supply chain risks.
• Assessing risk impact and security control effectiveness in real-world scenarios.
• Making data-driven decisions to improve security posture while balancing operational requirements.
• Ability to analyze security threats, correlate logs, and identify vulnerabilities in systems and networks.
• Troubleshooting security issues across multi-layered architectures.
• Working with cross-functional teams, executives, and auditors to implement security best practices.
• Training employees on security awareness and compliance programs.
• Staying updated with emerging threats, security technologies, and regulatory changes.
• Quickly adapt security strategies to evolving IT environments and threats.
• Writing security reports, compliance documentation (SSPs, POA&Ms), and security policies.
• Communicating security risks effectively to both technical and non-technical stakeholders
• Perform analysis activities and apply theoretical body of knowledge, including the ability to apply a variety of standard and advanced analytical techniques and tools.
• Use advanced analysis, facilitation and consultative techniques and tools and the ability to apply them in multiple settings of significant complexity.
• Automating security control enforcement using Ansible, Terraform, or cloud-native security tools.

Qualifications

Basic Qualifications:

• Bachelor’s degree in computer science, Computer Science, Cybersecurity, Engineering, Information Systems, Mathematics, Technology or other IT degree, Engineering, Math and/or science and 5 years’ relevant experience, Master's degree and 4 years’ relevant experience; or high school diploma/equivalent and 10 years relevant experience
• US. Citizenship required; must be able to obtain a Public Trust clearance prior to start
• 2 years’ experience writing scripts in Python, PowerShell, or Bash for security automation and log analysis and/or using Ansible, Terraform, or cloud-native security tools.
• 4 years’ experience assessing, developing, and implementing security policies and procedures to align with frameworks such as NIST RMF, FedRAMP, FISMA, ISO 27001, and DoD STIGs.
• 4 years’ writing security reports, compliance documentation (SSPs, POA&Ms), and security policies.

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