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Empowering our physical world with a digital one
Senior Cybersecurity Engineer – ISSE, Product Security Engineering
Location
United States
Posted
87 days ago
Salary
$116K - $174K / year
Seniority
Senior
Job Description
Senior Cybersecurity Engineer – ISSE, Product Security Engineering
Istari
• Implement **NIST 800-53 / 800-171 security controls** directly into system design and platform architecture • Lead **system hardening and secure configuration** across platform components • Embed security into the **engineering workflow (DevSecOps)** • Perform: - **System Patching** - **STIG implementation and validation** - **Vulnerability scanning (ACAS/Nessus)** - **POA&M management and remediation tracking** • Partner with engineering teams to: - Secure APIs, services, and data pipelines - Enforce least privilege, identity, and access controls • Support deployment into: - **SIPR / JWICS / SAP environments** • Identify and remediate security gaps **before they reach customer environments**
Job Requirements
- Active **TS clearance with SCI eligibility**
- DoD 8570/8140 certification (**Security+ minimum; CISSP/CASP+/CISM preferred**)
- 5+ years in cybersecurity with **hands-on implementation experience**
- Direct experience with:
- NIST 800-53 / 800-171**
- DISA STIGs**
- ACAS/Nessus**
- Background in:
- Systems Administration, Network Engineering, or SOC → transitioned into security
- Experience working in:
- Classified environments (SIPR, JWICS, SAP)**
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