Senior Requirements Engineer — Washington

Overview We are seeking an Senior Requirements Engineer to join a multidisciplinary team supporting the Department of Homeland Security (DHS) Customs and Border Protection (CBP) Program Management Office (PMO). This role is ideal for engineers who are passionate about applying technical expertise to real-world national security challenges and advancing mission-critical capabilities through research, evaluation, and informed decision-making. This position requires U.S. citizenship and the ability to obtain a CBP Background Investigation (BI) is required; active CBP BI preferred. This position requires 20% travel that may entail remote and rugged areas. The Requirements Engineer will work closely with CBP stakeholders, program managers, and technical experts to assess technologies, guide development efforts, inform program strategies, and enable effective deployment of integrated systems. This includes both field-focused technical assessments and the development of supporting engineering and programmatic documentation. The ideal candidate has experience with research, development, test, and evaluation (RDT&E), and can bridge the gap between emerging capability and mission utility. 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 • Define requirements for the systems and products required by users and other stakeholders, including communications, sensor and surveillance technologies. This includes documenting the user and stakeholder requirements for the desired systems or products and iteratively reviewing and refining the requirements as additional details are known. This also includes transforming the user requirements into technical requirements in the context of planned customer use, environments, and identified system characteristics. Specific responsibilities may include: • Establishing project requirements baselines and further analyzing requirements to identify deficiencies and cost drivers. • Decomposing high-level functions identified through requirements analysis into lower-level functions and employ tools such as functional block diagrams, functional flow diagrams, time lines, and control/data flow diagrams to document the requirements. • Conducting trade studies to support functional allocation of requirements, evaluating alternative architectures and solution sets, supporting cost and performance trade-offs, and examining proposed system changes. • Conducting Analysis of Alternatives (AoA); Alternative Analysis (AA); and Doctrine, Organization, Training, Materiel, Leadership and Education, Personnel, Facilities (DOTMLPF) to identify potential solutions to meet the client’s needs. • Documenting analysis outcomes in a Functional Requirements Document, Constraint Evaluation Analysis Report, Cost Benefits Report, or Trade Studies Report. • Preparing and updating Requirements Analysis Reports, Functional Requirements Documents, Constraint Evaluation Analysis Reports, Cost Benefit Reports, and/or Trade Studies Reports Qualifications • Bachelor’s or Master’s degree in Electrical Engineering, Systems Engineering, Applied Physics, or related technical field preferred • 5+ years of experience in applied engineering, technology evaluation, or systems development • Familiarity with DHS or DOD acquisition processes, including SELC and test planning • Excellent analytical, communication, and technical writing skills • Experience working across technical and operational teams in mission-driven environments • U.S. citizenship and ability to obtain a CBP Background Investigation (BI) is required; active CBP BI preferred. Target salary range: $108,324 - $160,000 Disclaimer: 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. Job Locations US-DC-Washington, DC