Information Systems Security Engineer (ISSE) (Fully Remote)

LMI; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

LMI is seeking a security engineer to design and validate controls for AWS, Linux, containers, and Kubernetes, with an active Secret clearance and 5+ years in systems/cloud security engineering. The role emphasizes threat modeling, security reviews, and CI/CD security integration, collaborating with ISSO/ISSM and distributed teams.

Remote role with occasional travel; all classified work in approved facilities.

Qualifications

• Active Secret clearance and 5+ years in systems/cloud security engineering.
• Hands-on AWS, IAM, VPC, STIGs, NIST SP 800-53, and RMF experience.

Responsibilities

• Design and validate security controls for AWS infrastructure, Linux, containers, and Kubernetes.
• Perform threat modeling, security reviews, and CI/CD security integration.

Skills

Active Secret clearance

Threat modeling

Security engineering

AWS

IAM

VPC

Kubernetes

Linux

Containers

STIGs

NIST SP 800-53

RMF

Tools

AWS

IAM

VPC

Kubernetes

Linux

Containers

STIGs

NIST SP 800-53

RMF

Job description

• Design and validate security controls for AWS infrastructure, Linux, containers, and Kubernetes.
• Perform threat modeling, security reviews, and CI/CD security integration.

Required expertise:

• Active Secret clearance and 5+ years in systems/cloud security engineering.
• Hands-on AWS, IAM, VPC, STIGs, NIST SP 800-53, and RMF experience.

Work environment:

• Remote role with occasional travel; all classified work in approved facilities.
• Collaborate with ISSO/ISSM and distributed engineering teams.

LMI

LMI is a digital solutions provider dedicated to accelerating government impact with innovation and speed, bringing commercial-grade platforms and mission-ready AI to federal agencies. Headquartered in Tysons, Virginia, LMI serves the defense, space, healthcare, and energy sectors with a focus on agility and collaboration.