Expert Systems Engineer - TS/SCI with Polygraph Required

lmi· Intelligence
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📍 McLean, VA, USOTHER

About this role

Overview

LMI currently has three opportunities for Expert Systems Engineers to support an Intelligence Community customer in the northern Virginia area. 

 

The ideal candidate will serve in a full-time client facing role as an Expert Systems Engineer for an Intelligence Community (IC) client specializing in application development and maintenance with application instances in the cloud environment.  The candidates will demonstrate polished skills in programming and execution while managing and configuring the cloud environment for optimal usage. Lastly, candidates will provide engineering support in tracking hardware devices and software licenses for stand-alone tablets and other periferal devices.

LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.

Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.

Responsibilities

  • Perform tasks similar to the following, or maybe required to perform additional tasks as assigned by the client.
  • Demonstrated experience working in Linux environment including working with the Linux terminal
  • Demonstrated experience creating and updating images for tablets for anti-virus and operating system updates and re-baselining tablets before re-use.
  • Demonstrated experience supporting and maintaining hardware inventory levels to include assisting with the research and procurement of the next generation of tablets, printers, and any other peripheral items required to support tablets for training classes.
  • Demonstrated experience providing support in tracking hardware devices and software licenses for stand-alone tablets.

Qualifications

Have the following required skills, certifications and demonstrated experience:

  • Demonstrated experience of client systems.
  • Demonstrated experience with maintaining web servers
  • Demonstrated experience with IIS and Nginx
  • Demonstrated experience with General server and Storage (S3) volume management and backups within AWS
  • Demonstrated experience managing clusters, managing database users and permissions, and maintaining replication in MongoDB database management
  • Demonstrated experience with, or a working knowledge of, authentication and authorization systems and standards
  • Demonstrated experience with, or a working knowledge of, web security standards
  • Demonstrated experience with, or a working knowledge of, network systems and protocols
  • Demonstrated experience with, or a working knowledge of, the Sponsor’s security requirements for stand-alone devices
  • Active TS/SCI with polygraph required
  • At least a Bachelors degree
  • Demonstrated experience with Linux

Other skills and demonstrated experiences that are highly desired but not mandatory to perform the work, include:

  • Demonstrated experience with Unix scripting, Perl, Powershell, Python, Ruby, and similar technologies.
  • Demonstrated experience with unicode and multilingual, multibyte languages and computing or similar technology.
  • Demonstrated experience working with creation, maintenance, and implementation of needed workflows.
  • Degree in Systems Engineering or a similar field.

#LI-SH1

 

Target salary range: $114,108 - $203,112. Final compensation will be determined by a variety of factors including but not limited to your skills, experience, education, and/or certifications.

 

The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances.

Applicants must meet eligibility requirements for a U.S. Government security clearance. Only US Citizens are eligible for a security clearance. For this position, LMI will only consider applicants with security clearances or applicants who are eligible for security clearances, due to the nature of the work.

Frequently Asked Questions

Is the salary disclosed for the Expert Systems Engineer - TS/SCI with Polygraph Required position at lmi?
The salary for this Expert Systems Engineer - TS/SCI with Polygraph Required role at lmi is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Expert Systems Engineer - TS/SCI with Polygraph Required position at lmi located?
This Expert Systems Engineer - TS/SCI with Polygraph Required role at lmi is based in McLean, VA, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Expert Systems Engineer - TS/SCI with Polygraph Required role at lmi full-time or part-time?
This is listed as a OTHER position. It is posted as a Expert Systems Engineer - TS/SCI with Polygraph Required role in the Intelligence department at lmi.
Which team or department does the Expert Systems Engineer - TS/SCI with Polygraph Required at lmi belong to?
This Expert Systems Engineer - TS/SCI with Polygraph Required position is part of the Intelligence department at lmi. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Expert Systems Engineer - TS/SCI with Polygraph Required position at lmi?
Click the "Apply Now" button on this page. You will be redirected to lmi's official application portal hosted on icims where you can submit your application directly.
When was the Expert Systems Engineer - TS/SCI with Polygraph Required job at lmi posted?
This Expert Systems Engineer - TS/SCI with Polygraph Required position at lmi was posted on Mar 19, 2026. Apply as soon as possible — early applications are often reviewed first.
Expert Systems Engineer - TS/SCI with Polygraph Required
lmi
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