272 security clearance jobs found in Arlington, VA

Description: We are Lockheed Martin Pilot Senior Staff, Production / Training - Level 5 Lockheed Martin Advanced Development Program Selected applicant will provide support to a unique Advanced Development Program (ADP) as the member of an elite team. Candidates must be willing to train for, travel to, and work in austere remote locations and accept assignment to location for which selected. Must be willing to work extended shifts including evenings, nights, holidays and weekends. Must have and maintain a valid U.S. passport, accept customer furnished quarters and comply with mobility requirements such as chemical warfare training and immunizations that may include anthrax and smallpox. The applicant selected will be subjected to Government security investigation and must meet eligibility requirements. The candidate must agree to and successfully pass a full polygraph examination. This position will require an active Top-Secret/Special Background Investigation...

Overview LMI seeks a Business Process Analyst to provide high-level business process analysis and executive support to a government customer in Arlington, Virginia.    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...

Description: Bringing together people who use their passion for purposeful innovation…Your Mission is Ours.   At Lockheed Martin we keep people safe and solve the world's most complex challenges. We place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. Our people are some of the greatest minds in the industry and they make Lockheed Martin a great place to work. We provide career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life in and outside of work. “Exciting Cyber Opportunities Await You" Are you ready to dive into the thrilling world of cybersecurity? For nearly two decades, the Advanced Concepts Laboratory (ACL) has been at the forefront of innovation, crafting cutting-edge cyber solutions for the Department of Defense (DoD) and Intelligence Community...

Description: The coolest jobs on this planet… or any other… are with Lockheed Martin Space. At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator, and builder. Our amazing people are on a mission to make a difference in the world and every day we use our unique skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Our Strategic Deterrence & Missile Defense (SDMD) Mission Strategy and Advanced Capabilities (MSAC) organization is seeking a Business Development Analyst Sr Stf to support the Alabama program under the Missile Defense Mission Area. Reporting to the Alabama Capture Manager, the team member will support Keep Sold and Growth efforts for high visibility program, and support strategy and business development activities specific to the program. In this dynamic role you will be responsible for: • Supporting the Keep Sold and Growth of the portfolio including executing and...

Overview LMI is seeking a Corrosion Prevention & Control Intern to support our work with the Office of the Deputy Assistant Secretary of Defense for Materiel Readiness (ODASD-MR). This organization leads policy oversight, program development, and cross-service coordination across the Department of Defense sustainment enterprise.   The intern will contribute to initiatives that span the organic industrial base, sustainment technologies, corrosion prevention, and explosive safety, all of which directly impact the readiness and longevity of critical defense systems. This role supports collaboration across Military Departments, depots, industry partners, and the broader defense industrial base to strengthen national defense readiness.   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...

Overview LMI is seeking a Cybersecurity Architect to support LMI’s leading-edge, technology-enabled mission. In this fast-paced and matrixed environment, this position will develop cybersecurity requirements and solutions to ensure LMI’s technology meets all our risk and compliance requirements and will communicate our posture to stakeholders and customers. This position requires a Top Secret/SCI clearance. This position will be mostly on site at the client facility in Arlington, VA with some hybrid remote days at times.   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...

Description: You will be the Strategic Requirements Analyst Sr Staff, Surface Naval Weapons Systems for the Surface Naval Weapons Systems team. Our team is responsible for shaping future capability requirements and driving business development across the Surface Naval Weapon Systems portfolio. What You Will Be Doing As the Strategic Requirements Analyst Sr Staff, Surface Naval Weapons Systems you will be responsible for translating operational concepts into actionable business initiatives and supporting high‑value capture efforts. Your responsibilities will include, but are not limited to: Identify, shape, and capture business opportunities across the Surface Naval Weapon Systems portfolio. Develop long‑range strategic plans aligned with Navy operational concepts such as Distributed Maritime Operations and Joint All‑Domain Operations. Build and sustain trusted relationships with Navy stakeholders including NAVSEA, OPNAV N96, PEO IWS, and Fleet Commands....

Description: The Mission Capabilities Director within the Mission Development and Integration (MDI) organization is hiring an experienced Senior Administrative Assistant. This team handles Threat Intel, Mission Roadmapping, and Mission Analysis initiatives. What You Will Be Doing: In this role, you will provide comprehensive administrative assistance to the team Director, as well as provide backup administrative support to the MDI Vice President and Mission Operations Director. You will be handling classified event support, travel logistics, expense reporting, and sensitive information management. Key responsibilities will include the following: • Managing complex calendars and coordinating meetings, conferences, and catering for Directors and the Leadership team. • Arranging travel, processing travel expense reports, and maintaining related documentation. • Handling classified and proprietary information—filing, routing, and ensuring proper security controls. • Performing...

Description: Lockheed Martin is a global leader in aerospace and defense, delivering innovative solutions that keep our nation safe. Within the Rotary and Mission Systems (RMS) – Training, Logistics, and Simulation (TLS) Line of Business, we provide cutting edge test equipment, logistics, training, and simulation solutions to customers worldwide. We are seeking an Enterprise Logistics & Test Solutions (ELTS) Business Development – Senior Staff member to shape the future of our Automatic Test Systems (ATS) portfolio and drive growth in a highly competitive environment. The ELTS Business Development Senior Staff member will formulate and execute the business strategy for the ATS product lines, including: • eCASS – electronic Consolidated Automated Support System • LM-CORE™ • LM-STAR® • Portable Testers Key responsibilities include identifying new growth opportunities, managing the opportunity pipeline, and fostering deep customer engagement—both domestically and...

Description: “Exciting Cyber Opportunities Await You!” Are you ready to dive into the thrilling world of cybersecurity? For nearly two decades, the Advanced Concepts Laboratory (ACL) has been at the forefront of innovation, crafting cutting-edge cyber solutions for the Department of Defense (DoD) and Intelligence Community (IC). Our mission: to empower our nation's heroes with game-changing Information Operations (IO) and Computer Network Operations (CNO) technologies that tackle some of the toughest challenges head-on. Cyber is an ever-changing domain, and at ACL, we're the revolutionaries leading the charge. We're a passionate, problem-solving team that thrives on tackling the most complex, enigmatic issues. If you revel in the thrill of finding solutions when the path isn't clear, if the idea of creating groundbreaking operational capabilities excites you, and if you thrive in an open, collaborative environment, we want to hear from you! Our quest for cyber excellence...

Overview LMI seeks a Senior Acquisition Team Lead to support a Customs and Border Protection program. The Senior Acquisition Team Lead will provide leadership and oversight across acquisition support for a large, complex CBP program supporting mission-critical activities. The Team Lead leads a team of contractor acquisition and program management professionals, ensuring high-quality delivery of acquisition products and services, driving innovation and process improvements, and collaborating closely with program managers, contracting officials, and other stakeholders. This role requires a strong customer-service mindset, deep acquisition expertise, and proactive engagement capabilities. This role requires on-site presence in Washington, DC 1-2 days per week   Join our team of collaborative self-starters focused on delivering practical and efficient solutions to help our client keep U.S. borders safe and facilitate travel and trade. As part of our...

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.     At LMI, we’re developing the next generation of RFID, GPS tagging, and sensor-mesh solutions that enable mission-critical operations for the Department of Defense (DoD). Our mission goes beyond...

Overview LMI is seeking a skilled Business Financial Manager  to support a Customs and Border Protection customer . Successful LMI Business Financial Manager will demonstrate competency in DHS budget process, financial analysis, SAP, project execution, leadership critical thinking, relationship management, and business growth while upholding the highest standard of ethical behavior. This telework position will require 1 day per week on client site in Washington, DC.    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...

Overview LMI seeks a Technical Editor to support a federal program management office in Washington, DC. Join our team of collaborative self-starters focused on delivering practical and efficient solutions to help our client keep U.S. borders safe and facilitate trade and travel. As part of our high-performing team, you will augment our vital work to provide “eyes and ears” technology to protect our nation. Telework permitted with 1 day per week on client site 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 in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on...

Overview LMI is seeking a Transportation Modeler to support a highly visible project with the United States Postal Service (USPS). The Transportation Modeler will play a critical role in optimizing the USPS Local Network using a 100% data-driven approach, advanced modeling software like Blue Yonder’s TMOD, and analytics to streamline mail transport processes and reduce costs. This position involves gathering, processing, and analyzing logistics data from various USPS repositories, assessing performance metrics, and configuring complex transportation scenarios such as Dynamic Route Optimization (DRO), Local Transportation Optimization (LTO), Regional Transportation Optimization (RTO), and more. The ideal candidate will have proven expertise in data analysis, transportation modeling, and stakeholder collaboration, leveraging tools such as Python, SQL, and Power BI to deliver efficient and implementable cost-saving solutions.   LMI is a new breed of digital...

Overview The Energy and Sustainability Lead will oversee and provide subject matter expert (SME) support for the development, execution, and reporting of energy and environmental sustainability programs for federal agencies. This role addresses critical sustainability areas, including compliance with greenhouse gas (GHG) emissions reporting, resource management, high-performance sustainable buildings (HPSBs), water resource management, and operational sustainability initiatives. The Energy and Sustainability Lead will align efforts with federal sustainability standards, guiding principles, and evolving mission requirements.   At LMI, we’re reimagining the path from insight to outcome at The New Speed of Possible™. Combining a legacy of over 60 years of federal expertise with our innovation ecosystem, we minimize time to value and accelerate mission success. We energize the brightest minds with emerging technologies to inspire creative solutions and push the...

Overview LMI is seeking a highly motivated Library Science Intern for Summer 2026 to support information management, research services, and knowledge organization initiatives in a dynamic federal environment. This internship provides an opportunity to apply library and information science principles to real-world challenges, enhance access to critical information resources, and contribute to mission-driven outcomes that support LMI’s government clients.   This role is dedicated to supporting our USPS customer.   *This position is currently full-time onsite at the customer’s Washington DC or Northern VA office.   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,...

Overview The Technical Program Manager will play a pivotal role in the successful implementation of a GenAI-driven modernization effort for a key U.S. Army client. This position requires a seasoned professional with deep expertise in cloud platforms, Army standards, and agent-based AI systems, along with the ability to coordinate complex development efforts to ensure alignment with Army mission requirements and operational realities. This position requires an active Secret clearance.   The Technical Program Manager will be responsible for guiding the deployment and evolution of LMI’s LIGER® platform, an agentic AI tool, mitigating technical and programmatic risk, and overseeing the work of a deeply technical, multi-disciplinary team. This role serves as a senior Technical SME to the U.S. Army client, bridging hands-on technical execution with senior, non-technical leadership to ensure AI-driven solutions directly support mission outcomes.   The...

Overview LMI is seeking a skilled Forward Deployed Engineer in the Washington, DC region. Successful Forward Deployed Engineers demonstrate competency in integrating advanced technologies into existing business processes, building new functionality, ensuring successful software deployments, and working closely with customers. This role requires a combination of technical skills, strong communication, and the ability to quickly turn ideas into production caliber code. This role will work as part of the Sales Engineering team and engage directly with customers on-site, in a hybrid format, or remotely, as required by each customer including the potential for occasional short-term travel to customer locations across the United States. 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,...

Overview LMI is seeking a dynamic and strategic Genesys Practice Manager to cultivate, strengthen, and advance our partnership with Genesys and lead go-to-market architecting for LMI’s Call Center as a Service (CCaaS) solutions. This role requires a self-starter who can drive strategic initiatives, manage go-to-market efforts, support business development teams as a platform expert, and enable LMI’s delivery teams to maximize value from the partnership. The ideal candidate blends Genesys technical acumen with business development savvy, and thrives in a mission-driven, collaborative environment.   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...