Remote Cyber Security Engineer: RMF/eMASS/AWS

LMI; Tysons (VA); Remote; USD 92,000 - 158,000; Full time

Job summary

LMI is seeking a Cyber Security Engineer to own and coordinate cybersecurity compliance for an AWS-hosted Army application. This role drives remediation, coordinates scans, and maintains RMF artifacts with the ISSO and engineering teams.

You'll manage eMASS records, vulnerability findings, and ATO support, applying Linux, AWS, and container security knowledge in an agile environment while engaging government stakeholders.

Qualifications

• Active Secret security clearance required.
• Bachelor's degree in Cybersecurity, CS, Information Systems, Engineering, or related field.
• Five or more years of cybersecurity engineering or information assurance experience.
• Hands-on experience with eMASS, RMF, NIST SP 800-53, POA&Ms, and ATO support.
• Experience coordinating vulnerability scanning with an ISSO and technical teams.
• Technical understanding of Linux, AWS security, containers, and vulnerability assessment tools.
• Active cybersecurity certification accepted for the assigned DoD 8140 work role.

Responsibilities

• Own the cyber compliance backlog, priorities, reporting, and coordination with the ISSO and government security stakeholders.
• Coordinate security scans, including ACAS, application, dependency, and container scanning; review results and validate findings.
• Triage CVEs and other vulnerabilities, assess applicability and risk, assign remediation owners, track due dates, and verify closure.
• Maintain eMASS records, RMF artifacts, control evidence, POA&Ms, and continuous monitoring documentation to support ATO attainment.
• Coordinate control evidence, inherited controls, assessment responses, and compliance milestones with the ISSO, engineering team, and owners.
• Provide technical guidance on secure configurations, patching, access controls, and vulnerability remediation across Linux, container, and AWS environments.
• Assess release security impacts, communicate residual risks and blockers, and integrate cyber requirements into agile planning.

Skills

Active Secret clearance

Linux security

AWS security

Container security

Vulnerability assessment tools

Vulnerability scanning coordination

eMASS & RMF understanding

CVE remediation coordination

AT0 support / NIST 800-53

Education

Bachelor's degree in Cybersecurity / CS / IS / Eng

Tools

ACAS

Tenable

GitLab

Jira

Job description

LMI is seeking a Cyber Security Engineer to own and coordinate cybersecurity compliance for an AWS-hosted Army application. This role drives remediation, coordinates scans, and maintains RMF artifacts with the ISSO and engineering teams.

You'll manage eMASS records, vulnerability findings, and ATO support, applying Linux, AWS, and container security knowledge in an agile environment while engaging government stakeholders.