Expert Systems Engineer - TS/SCI with Polygraph Required
$114.11k - $203.11kLMI
Expert Systems Engineer
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 peripheral 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.
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.
$114.11k - $203.11k
...Expert Systems Engineer - TS/SCI with Polygraph Required Job Locations US-VA-McLean Job ID 2026-13796 # of Openings 1 Category Intelligence Benefit Type Salaried High Fringe/Full-Time Overview LMI currently...SuggestedFull timeContract workLocal area$164.9k - $223.1k
...Systems Engineer Seize your opportunity to make a personal... ...through SSJ, SOW, requirements, etc. products.... ...program reviews, working with 3rd party vendors,... ...Security clearance level: TS/SCI with Polygraph Desired... ...community. Our 30,000 experts extract the power of...SuggestedTemporary workWork experience placementImmediate startRemote workWorldwideFlexible hours$119.87k - $162.18k
...Possess: Top Secret SCI + Polygraph Clearance Level... ...Public Trust/Other Required: None Job Family... ...personal impact as a Systems Engineer supporting an... ...Demonstrated experience with server technologies,... ...community. Our 26,000 experts extract the power of...SuggestedTemporary workWork experience placementImmediate startRemote workWorldwideFlexible hours- ...VECTOR JOB OPENING Job ID: 626 Job Title: Elasticsearch Systems Engineer Clearance Required: Must have an active TS/SCI with CI Poly for this job. Department: Software Engineering Location: Reston, VA 100% onsite- schedule can be 40 hours a week - we...SuggestedPermanent employment
- ...Systems Engineer Seize your opportunity to make a personal impact as a Systems Engineer supporting an information... ...depends on a Systems Engineer joining our team. REQUIRED SKILLS: Demonstrated experience with server technologies, MVS (multiple virtual storage...SuggestedWork experience placement
$220k - $250k
...Threat Detection Expert Location:... ...Active Top Secret/SCI Clearance with Full Scope Polygraph Salary Range:... ...role, you will be required to: Work... ...requires an active TS/SCI clearance... ...computer science, Engineering, Information... ...collections from various system components that...Full time- ...System Engineer Mclean, VA ( -ANS Job Type Full-time Description... ...Cyberspace workflows Requirements development and management... ...Knowledge and familiarity with Linux based operating... ...Active Clearance: TS/SCI with Polygraph?is required Education:...Full time
- ...Systems Engineer REQUIRED: Active TS/SCI with Full Scope Polygraph LOCATION: Full-time onsite in McLean, VA We're seeking a Systems Engineer who can deploy, operate, and sustain secure, high-availability services across AWS and other cloud environments. In this...Full time
- ...Senior Systems Engineering McLean, VA Top Secret/SCI Full Scope Polygraph Career Level not specified Salary not... ...Senior Systems Engineering with MTSI you will provide... ...of operational requirements and applications. ~... ...Requirements : TS/SCI clearance with a Full...For contractorsWork at office
$9k
As a Senior Systems Engineeringwith MTSI you... ...support of operational requirements and applications.... ...compliance with state requirements... ...performing Systems Engineering Services services... ...Requirements : TS/SCI clearance with a Full Scope Polygraph. U.S. Citizenship...Full timeFor contractorsWork at officeImmediate startWorldwideFlexible hours$135k - $216k
...Systems Engineering (SETA) Advisor Job Locations... ...Top Secret/SCI w/Poly Responsibilities... ...and business experts providing key... ...ensure robust requirements definitions,... ...will also assist with the deployment... ...An active TS/SCI clearance with Polygraph. A Bachelor'...Contract workTemporary workShift work$121.4k - $182k
...Principal Cyber Systems Engineer At Northrop Grumman, our employees... ...day by Defining Possible. With our competitive pay and... ...meet the customer's product requirements. Occasionally local and... ...successfully obtaining a TS/SCI with Polygraph clearance prior to their start...For contractorsWork at officeLocal areaWorldwideShift work- ...TBD - No LCAT Specified Position Requires ACTIVE TS/SCI Clearance with Polygraph No Level Required McLean... ...that includes development of new system capabilities; extension and maintenance... ...cross-functionality with data engineers, analysts, project managers, and other...For contractorsWeekend work
- ...position is for a contract pending award* Required Skills: Must be a U.S. Citizen Active TS/SCI clearance and polygraph required Bachelor's degree OR at least 4... ...diagrams using industry best practices by meeting with project stakeholders Demonstrated...Contract workWork experience placementLocal area
$120.8k - $265.8k
...Job Title: Senior Systems Administrator & Database Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel:...Full timeContract workWork experience placementFlexible hours$9k
...seeking an Air Warfare Systems Subject Matter Expert specializing in... ...challenges with creativity and aren... ...ofairwarfarecapabilities and requirements as part of... ..., mathematics, engineering, or a related... ...active Top Secret (TS) security clearance (with SCI and SAP/CAP...Full timeImmediate startWorldwideFlexible hours$86.8k - $198k
...6325 Missile Defense Expert, Senior The Opportunity... ...in missile defense systems, your unique background... .... Further, your career with us as you solve complex... ...Experience with weapon system requirements, design, and... ...Architecture Framework (UAF) TS/SCI clearance Master's...Full timeContract workPart timeWork at officeLocal areaRemote work$99k - $225k
...Number: R0239399 Mission System Configuration Manager The... ...: Manage the requirements for planning, organizing,... ...innovative solutions. Operate with substantial latitude for unreviewed... ...description documents ~ TS/SCI clearance with a polygraph ~ HS diploma or GED...Full timeContract workPart timeWork at officeLocal areaRemote work- ...work for the public interest, with no commercial conflicts to... ...: MITRE Technology and Engineering’s Systems Engineering Division... ...to assess capability needs, requirements, architectures, designs, performance... ...Qualifications: Active TS/SCI clearance Advanced...InternshipLocal area
- ...Systems Engineer Location- Mclean or Chantilly Clearance - TS/SCI FSP Salary- 125k-230k/yr The above salary... ...; location; travel required; and current market conditions... ...: Coordinate with mission partners; •... ...~10 - 14 years: Expert ~15+ years: SME...
- ...work for the public interest, with no commercial conflicts to... ...deep technical knowledge required to develop capabilities with... ...in applying sensors, AI/ML systems, and data engineering for the exploitation of... ...enable that Mission Active TS/SCI clearance U.S. Citizenship...Temporary workFor contractorsWork experience placementInternshipLocal areaRemote work
- ...contract award As the Systems Engineer , you will ensure IT solutions... ...technical and security requirements. This role involves software... ...EXPERIENCE: Bachelor's Degree with 6 years of relevant... ...SECURITY CLEARANCE: Top Secret SCI CI Polygraph Intrepid Acquisition...Contract work
- ...Systems Engineer (Clearance Required) Whiteboard Federal is seeking a Systems Engineer to provide mission... ...deliver mission-critical infrastructure with an eye toward accessibility,... ...environment. Clearance (Required): TS/SCI+ Whiteboard Federal is an Equal Opportunity...
$186k - $240k
...Job Description Federal Systems Engineer - Tysons, VA The Sr... ...and effective coordination with government stakeholders and... ...with security and compliance requirements. • Support integration of... ...Security+ required. • Active TS/SCI, with demonstrated experience...Contract workWork at office- ...Systems Engineers L1-6 Tysons Corner, VA Join our team at Core One... ...IC program. This position requires a TS/SCI w/ Poly clearance Roles... ...systems being developed comply with the enterprise technical... ...3 YOE Senior: 6 YOE Expert: 11 YOE Manager: 16 YOE...For contractors
$97.97k - $120.75k
...Top Secret/SCI Clearance Level... ...Public Trust/Other Required: None... ...: Complex Systems Modeling, DISA... ...emerging nations. With an internationally... ...systems engineering experience ~... ...and maintain a TS/SCI clearance... ...community. Our 26,000 experts extract the power...Temporary workWork experience placementImmediate startRemote workWorldwideFlexible hours- ...Serco seeks a Simulation Systems and Test Engineer for its Combat Air Force Distributed... ...The team will work closely with the DoD customer and other... ...life cycle to include requirements review and assessment,... ...but the ability to obtain TS/SCI and Secret/SAP ~ Experience...Full timeContract workPart timeLocal areaFlexible hours
- ...Strategic Operations Advisor, Expert to lead program planning and... ...features the opportunity to interact with a wide range of key... ...Experience A Bachelor's degree is required for this position. Minimum... ...Skills/Abilities Active TS/SCI clearance with Poly Must...For contractorsFor subcontractorWork at officeLocal areaRemote workOverseas
- ...seeking Senior and Expert Geospatial... ...geographic information systems, methods, tools, and... ...maintain proficiency with GEOINT tools and... ...training when required by the Government.... ...Current/active TS/SCI clearance. For... ...of experts as we engineer national security!...Work at officeLocal area
- ...Analyst / Systems Engineer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dedicated... ...In this position, you will collaborate with multidisciplinary teams to design, analyze...Temporary workFor contractorsImmediate startFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Expert Systems Engineer - TS/SCI with Polygraph Required. Be the first to apply!
- technology expert McLean, VA
- fulfillment expert McLean, VA
- guest service support expert McLean, VA
- operations support system engineer McLean, VA
- microsoft systems engineer McLean, VA
- mission system engineer McLean, VA
- digital communications systems engineer McLean, VA
- system performance engineer McLean, VA
- senior staff systems engineer McLean, VA
- operating system engineer McLean, VA

