Cybersecurity Engineer - Clearance Required
LMI Consulting · Colorado Springs, CO, US
About this role
## Overview We’re looking for a **Cybersecurity Engineer** to support the secure deployment and continuous authorization of **IronSled**, an enterprise Platform as a Service built for federal missions. You’ll join a small, high-visibility team and own the security work that helps IronSled reach production—maintaining **ATO posture**, driving **vulnerability management**, and partnering with cyber stakeholders to keep the platform compliant as it evolves. This is **hands-on cyber engineering**, not paper compliance. You’ll work alongside platform engineers, ISSOs, and the security team to harden deployments, validate controls, and resolve findings against real systems. **Clearance:** An active **TS/SCI security clearance** is required. ## Responsibilities - Lead **RMF** activities for the **LIGER deployment** (system categorization, control selection/tailoring, implementation, assessment, and continuous monitoring) - Own and maintain authorization artifacts: **SSP, SAP, SAR, POA&M**, and supporting documentation aligned to **DHS** requirements - Coordinate with **ISSOs, Authorizing Officials**, and cyber working groups to advance **ATO** and continuous authorization - Interpret **NIST 800-53** controls for the LIGER platform and translate them into engineering requirements - Run/review vulnerability scans across **CI/CD pipelines** and **runtime environments**; triage findings and drive remediation - Validate secure configurations and hardening baselines (e.g., **CIS Benchmarks**, **DISA STIGs**) for containers, hosts, and cloud resources - Partner with platform engineers on cloud/container security in **AWS GovCloud** (IAM, network controls, secrets management, logging, runtime protection) - Develop/maintain security policies, procedures, and **SOPs** specific to LIGER on customer infrastructure - Track audit findings and remediation actions through to closure, including **POA&M** items - Support **FedRAMP-aligned** control implementation and inheritance where applicable - Advise senior LIGER leadership on system risk levels, control effectiveness, and emerging compliance considerations for **AI/LLM systems** ## Qualifications - Active **TS/SCI** security clearance - Bachelor’s degree in Cybersecurity, Computer Science, Information Systems, or related field - **5+ years** designing, implementing, and monitoring cybersecurity solutions in federal environments - **5+ years** hands-on **RMF** experience (ATO development and continuous monitoring against **NIST 800-53**) - **CISSP, CISM,** or equivalent senior-level cybersecurity certification - Experience securing **LLM/GenAI/agentic AI systems** (data handling, prompt/tool-call risk, model output controls) - Strong cloud security knowledge, particularly **AWS** (experience in **GovCloud** or similar high-compliance environments) - Vulnerability management workflow experience (scanning, triage, remediation tracking, reporting) - Experience hardening against **CIS Benchmarks** and/or **DISA STIGs** - Familiarity with secure software development practices (secrets management, access control, auditability, CI/CD security) - Strong written communication skills, including producing ATO artifacts suitable for assessor/AO review - Ability to translate compliance requirements into engineering work and partner closely with developers ## What Will Set You Apart - Direct experience supporting **ATO/continuous authorization** for systems hosted at **DHS** (or another DHS component) - Familiarity
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