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33 security clearance jobs found

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Engineering LMI security clearance
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LMI
Mar 16, 2026
Test and Evaluation (T&E)
LMI Remote, UNAVAILABLE
Overview Seeking a Senior Test and Evaluation (T&E) Engineer to support the U.S. Border Patrol’s Program Management Office Directorate (PMOD) charged with planning, acquiring, and managing the deployment and operation of technology and capabilities to keep our borders safe.  We are seeking for an energetic self-starter individual who is focused on practical and efficient solutions delivered by an interdisciplinary, collaborative team.  The candidate will join our T&E Team and provide full-time support. This position applies for teleworking, but client may require in-person meetings in their location in Washington, D.C.   Some travel within the United States will be required.   Responsibilities The T&E Engineer will work with other systems engineers, program managers, and technical subject matter experts to plan, execute technology demonstrations, system development testing, operational testing, operational assessment,...
LMI
Mar 16, 2026
Civil Engineer - Part Time
LMI Remote, UNAVAILABLE
Overview This position will serve as a civil engineer responsible for assisting US Customs and Border Protection (CBP), work will involve providing engineering guidance and input to new capital projects, structural drawing reviews, and the review of the work of other consultants and contractors.  This individual will be supporting the life cycle planning and execution of the planning, design, construction, maintenance and repairs for facilities and infrastructure along the international borders of the United States. The candidate shall have strong communication skills, a demonstrated ability to deliver “innovative solutions” and possess the skill of “creative problem solving.” Responsibilities · Responsible for reviewing engineering designs, proposed installations, and in-place systems, infrastructure and facilities and providing associated recommendations. · Assists with planning, design review and construction oversight of IST's...
LMI
Mar 13, 2026
Navigation Warfare Mission Engineer- Clearance Required
LMI Colorado Springs, CO, USA
Overview LMI is seeking a Mission  Engineer with deep expertise in physics and theoretical modeling to join our dynamic team focused on the space domain. In this role, you will leverage advanced physics principles to develop, simulate, and analyze complex space infrastructure systems including satellite constellations, ground stations, orbital networks, and resilient architectures. Your work will directly inform analytical recommendations for future force design decisions and optimizing space capabilities for mission effectiveness, survivability, resiliency, and strategic superiority.   This position is perfect for an analytical thinker who thrives on applying rigorous theory to real-world space challenges, using data-driven simulations to guide high-stakes decisions in defense and national security space sectors. This is an on-site role in Colorado Springs, CO.   LMI is a new breed of digital solutions provider dedicated to accelerating government...
LMI
Mar 08, 2026
Principal Analytics Engineer
LMI Colorado Springs, CO, USA
Overview 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 LMI is seeking a Principal Systems Engineer who can blend expertise in physics‑based modeling with a strong grasp of networked data systems—both in the...
LMI
Feb 19, 2026
Mission Engineering Lead - Clearance Required
LMI Remote, UNAVAILABLE
Overview We’re building the next generation of RFID, GPS tagging, and sensor-mesh solutions that power mission-critical operations across the DoD. Our products move data, but more importantly, they move missions. As our Mission Engineering Manager / Lead Solutions Architect, you’ll define the architecture, guide the accreditation path, and lead the engineers that make it real. You’ll be the technical backbone of our delivery—ensuring every system is secure, compliant, and ready to perform where it matters most. This position requires a Secret clearance.   Remote (U.S.-Based) | Some Travel Required   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...
LMI
Feb 11, 2026
Modeling & Simulation Engineer- Clearance Required
LMI Colorado Springs, CO, USA
Overview LMI is seeking a Mid-Level Modeling & Simulation Engineer with deep expertise in physics and theoretical modeling to join our dynamic team focused on the space domain. In this role, you will leverage advanced physics principles to develop, simulate, and analyze complex space infrastructure systems including satellite constellations, ground stations, orbital networks, and resilient architectures. Your work will directly inform analytical recommendations for future force design decisions and optimizing space capabilities for mission effectiveness, survivability, resiliency, and strategic superiority.   This position is perfect for an analytical thinker who thrives on applying rigorous theory to real-world space challenges, using data-driven simulations to guide high-stakes decisions in defense and national security space sectors. This is an on-site role in Colorado Springs, CO.   LMI is a new breed of digital solutions provider dedicated to...
LMI
Feb 10, 2026
Firmware Designer - Hardware Team (IoT + DoD Systems)
LMI Tysons, VA, USA
Overview The Opportunity We are looking for a  Firmware Developer  to join our hardware team and contribute to the development of IoT devices and sensors for the Department of Defense (DoD). In this role, you’ll design and implement firmware for embedded systems across active asset tags, sensors, and edge devices critical for mission-readiness. You’ll work closely with hardware engineers, cloud software teams, and external partners to ensure seamless device functionality and integration, delivering results that support national defense objectives.   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...
LMI
Jan 24, 2026
Infrastructure Resilience Lead
LMI Washington, DC, USA
Overview LMI seeks an Infrastructure Resilience Lead to provide expertise in evaluating the physical resilience of facilities and infrastructure across a portfolio of DHS facilities, notably for US Customs and Border Protection (CBP). Work includes preparing and executing resilience assessments, analyzing associated data, and making recommendations to improve facility resilience. Candidate will be responsible for planning and coordination with stakeholders, developing comprehensive assessment summary reports, performance tracking and analyses, identifying effective follow-on actions and projects, tracking and complying with related Federal mandates, and developing executive talking points, white papers, and briefings.  The ideal candidate will have subject matter expertise in areas related to facility resilience, continuity planning, system controls and operations management, IT/communications processes, power/utility(s) systems, and facility access and security...
LMI
Sep 18, 2025
Space Enterprise Architecture SME - TS/SCI Clearance Required
LMI El Segundo, CA, USA
Overview LMI is seeking a skilled Space Enterprise Architecture SME in El Segundo, CA. The Space Enterprise Architecture SME is an expert advisor to United States Space Force (USSF) Space Systems Command (SSC) customers on technical discussions, studies, analyses, algorithms, models, simulations, and other technical products and efforts tasked in the Space Systems Integration Office (SSIO).   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...
LMI
Aug 04, 2025
Digital Engineer/MBSE
LMI Washington, DC, USA
Overview LMI is actively seeking a dynamic, experienced Digital Engineer with a strong background in model-based systems engineering (MBSE) to to support a federal office in the Washington DC Metropolitan Area.   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...
LMI
Aug 04, 2025
Technical Program Manager (TPM) (LMI PM) - Clearance Required
LMI Washington, DC, USA
Overview LMI is seeking a Senior Technical Program Manager (TPM) to lead a project supporting a United States Army client helping to develop next generation command and control capabilities. This position requires an active Secret clearance.   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...
LMI
Mar 12, 2026
Autonomous Systems Engineer - Clearance Required
LMI NC, USA
Overview LMI is seeking an  Autonomous Systems   Engineer with a minimum of an active SECRET clearance and at least 3 years of  demonst rated  experi ence to support the United States Special Operations Command.    You should be comfortable working  on autonomous systems to include drones and robots .    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...
LMI
Mar 09, 2026
Senior Solutions Architect
LMI Mechanicsburg, PA, USA
Overview We are actively  seeking  a highly skilled Senior Solutions Architect to join our innovative team in developing and deploying a real-time asset tracking solution for the U.S. Department of Defense (DoD). In this role, you will play a critical part in evolving and implementing a scalable platform that incorporates active RFID ( aRFID ) hardware, passive RFID ( pRFID ) hardware, mesh  and IoT devices, modern cloud computing environments, and high-impact software applications. The ideal candidate is a problem-solver with a bias for action and an ability to communicate well with diverse internal and external stakeholders. The ideal candidate also  possesses  deep  expertise  in software development, a strong understanding of RFID or IoT systems, experience dealing with complex DoD cyber accreditation issues, and a passion for driving technological modernization in support of U.S. warfighters. This position is located in Mechanicsburg, PA....
LMI
Mar 09, 2026
Technical Integration Lead
LMI Mechanicsburg, PA, USA
Overview We're  seeking a  Technical Integration Lead  that knows their way around hardware, software, and everything in between.  You’ll  lead a high-performing development team to craft front-end applications, and design business logic that integrates seamlessly with RFID hardware. But this  isn’t   just about building  stuff in a vacuum –  it’s  about getting hands-on with customers, collaborating to solve bespoke challenges, and creating solutions that directly  impact  DoD missions. This role is equal parts  strategic thinker ,  technical collaborator , and  product evangelist . If you thrive in ambiguity, love building something from the ground up, and want to make a tangible difference, we want you. This position is located in Mechanicsburg, PA with occasional telework allowed and some travel  required . Active Secret or  Top Secret  clearance preferred.   LMI is a new breed of digital solutions...
LMI
Mar 07, 2026
Energy Optimization Analyst (Senior) - Clearance Required
LMI Arlington, VA, USA
Overview LMI is seeking an Installation Energy Optimization Analyst to support the implementation and oversight of an installation energy management program for a large government client.  The position will be hybrid, with some work located at the client site in the Washington, DC area and some work located remotely. 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...
LMI
Mar 07, 2026
Energy Optimization Analyst (Mid) - Clearance Required
LMI Arlington, VA, USA
Overview LMI is seeking a mid-level Installation Energy Optimization Analyst to support the implementation and oversight of a installation energy management program for a large government client.  The position will be hybrid, with some work located at the client site in the Washington, DC area and some work located remotely. 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...
LMI
Mar 03, 2026
Network Integration Engineer
LMI Washington, DC, USA
Overview LMI is seeking a Network Integration Engineer to support the U.S. Department of Homeland Security (DHS) Customs and Border Protection (CBP) Program Management Office (PMO). This role is designed for engineers who thrive at the intersection of mission operations and applied technology—helping plan, implement, and evaluate networked systems that support national security and border protection. This position requires U.S. citizenship and the ability to obtain a CBP Background Investigation (BI) is required; active CBP BI preferred.   As part of a multidisciplinary team, the Network Integration Engineer will assess, integrate, and refine network architectures that enable the deployment and operation of advanced surveillance, detection, communications, and mobile command systems across challenging operational environments.   Location & Travel: This is a full-time position based in Washington, D.C., with up to 40% domestic travel....
LMI
Feb 27, 2026
Technology Test Engineer
LMI New York, NY, USA
Overview LMI is seeking a Technology Test Engineer to lead the planning and execution of test and evaluation (T&E) projects for our DHS client. This role will be resonsible for testing a wide range of technologies that support first responder and homeland security missions. This is an on-site position in the New York City area and requires the ability to obtain a Secret clearance. You must be a U.S. citizen.   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,...
LMI
Feb 27, 2026
Technology Test Engineer
LMI New York, NY, USA
Overview LMI is seeking a Technology Test Engineer to lead the planning and execution of test and evaluation (T&E) projects for our DHS client. This role will be resonsible for testing a wide range of technologies that support first responder and homeland security missions. This is an on-site position in the New York City area and requires the ability to obtain a Secret clearance. You must be a U.S. citizen.   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,...
LMI
Feb 26, 2026
Network Integration Engineer
LMI Washington, DC, USA
Overview LMI is seeking a Network Integration Engineer to support the U.S. Department of Homeland Security (DHS) Customs and Border Protection (CBP) Program Management Office (PMO). This role is designed for engineers who thrive at the intersection of mission operations and applied technology—helping plan, implement, and evaluate networked systems that support national security and border protection. This position requires U.S. citizenship and the ability to obtain a CBP Background Investigation (BI) is required; active CBP BI preferred.   As part of a multidisciplinary team, the Network Integration Engineer will assess, integrate, and refine network architectures that enable the deployment and operation of advanced surveillance, detection, communications, and mobile command systems across challenging operational environments.   Location & Travel: This is a full-time position based in Washington, D.C., with up to 40% domestic travel....
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