Senior Security Engineer

Job DescriptionEverforth ECS is seeking a Senior Security Engineer to work in our Portland, OR office. Note: This position is contingent upon contract award.The Senior Security Engineer plays a critical role in designing, implementing, and maintaining advanced security controls to protect the organization’s infrastructure, applications, and data. This role combines hands‑on engineering, incident leadership, and strategic security design, serving as a technical authority and mentor within the security organization. The ideal candidate has deep technical expertise, strong judgment under pressure, and the ability to drive security outcomes across complex, distributed environments. Key Responsibilities Security Engineering & Architecture Design, implement, and maintain security controls across network, endpoint, cloud, and application environments Lead secure architecture reviews and contribute to system and platform designs Evaluate and recommend security tools, technologies, and architectural improvements Ensure security is embedded into system lifecycles and engineering workflows Detection, Monitoring & Incident Response Design and tune detection logic, alerts, and monitoring for threats and anomalous activity Lead and support incident response activities, including triage, investigation, containment, and remediation Perform root cause analysis and drive long‑term corrective actions Support threat hunting and proactive security assessments Vulnerability & Risk Management Oversee vulnerability management efforts, including prioritization and remediation guidance Conduct security assessments, configuration reviews, and system hardening Support compliance, audit, and risk management initiatives Automation & Engineering Excellence Develop scripts, tooling, or automation to improve security operations and response Partner with DevOps, SRE, and engineering teams to integrate security tooling into CI/CD pipelines Improve reliability, scalability, and efficiency of security platforms Leadership & Collaboration Serve as a technical escalation point and subject matter expert Mentor and guide junior security engineers Collaborate cross‑functionally with IT, DevOps, Product, and SOC teams Communicate risks, findings, and recommendations to technical and leadership audiences Job RequirementsU.S. Citizenship with ability to obtain and maintain a DOE “L” clearance after start.5+ years of experience in security engineering or related technical security roles Strong expertise in: Operating systems (Linux, Windows) Networking concepts and protocols Common attack techniques and defensive controls Hands‑on experience with enterprise security tools such as: SIEM, EDR/XDR, IDS/IPS, vulnerability scanners, firewalls Experience leading or significantly contributing to incident response efforts Strong scripting or automation skills (Python, Bash, PowerShell, or similar) Job DetailsJob Type: Full-timeCategory: CybersecuritySalaried: Salaried