Junior Structural Bridge Engineer Parsons Commercial Technology Group Inc.Junior Structural Bridge EngineerBaltimore, MD$26.25–$45.96 / hourWe take special pride in projects and solutions that improve communities as well as people's quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. Responsibilities: Performs a variety of engineering duties and design for bridge design projects for various State DOT projects, as well as city and local community projects as well.
Transportation Engineer EBA EngineeringTransportation EngineerLaurel, MDEBA provides civil/site, geotechnical, structural, transportation, water resources, and water systems engineering; construction management/inspection; field and laboratory material testing; asset management; and geospatial technologies services to clients throughout the Mid-Atlantic region. In the event a recruiter or agency submits a resume or candidate without a previously signed agreement, EBA explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency.
Telecommunications Design Engineer System OneTelecommunications Design EngineerAlexandria, Virginia$190,000–$225,000 / yearWe are seeking a Senior Telecommunications Design Engineer to support a secure federal communications environment responsible for maintaining and modernizing mission critical telecommunications and data center infrastructure. The engineer will develop engineering documentation and infrastructure designs supporting secure voice, data, and communications systems within a high availability environment.
Senior Lead Software Engineer, Full Stack (Bank Tech) Capital One Financial CorpSenior Lead Software Engineer, Full Stack (Bank Tech)McLean, VA$229,900–$262,400 / yearAs a Senior Lead Software Engineer in Solutions Engineering, you will be an Engineering Lead within Bank Tech's internal professional services organization - a team that deploys cross-domain expertise to accelerate Bank Tech's most critical initiatives. Experience with one or more of the following: distributed microservices, serverless architectures (Fargate, Lambda), event-driven systems, observability platforms, automated testing frameworks, cloud migration.
Frontend / UX Engineers NTT DATA Group CorpFrontend / UX EngineersBethesda, MD$68,076–$141,826 / yearThis role is central to the modernization of client''s radiation exposure management, focusing on the implementation of responsive, user-centered web applications that support complex workflows such as dosimeter inventory management, exposure tracking, organizational hierarchy navigation, and role-based access control (RBAC). The engineer collaborates closely with product owners, backend/API engineers, and operational stakeholders to translate business and technical requirements into visually engaging, compliant, and high-performing user interfaces.
Senior Platform Engineer Capital One Financial CorpSenior Platform EngineerMcLean, VA$131,300–$149,800 / yearCandidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate's offer letter. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation, please contact Capital One Recruiting at 1-800-304-9102 or via email at RecruitingAccommodation@capitalone.com.
Lead Platform Engineer Capital One Financial CorpLead Platform EngineerMcLean, VA$164,800–$188,100 / yearBring a passion to stay on top of tech trends, experiment with and learn new technologies, participate in internal & external technology communities, and mentor other members of the engineering community. Candidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate's offer letter.
Life Support Engineer National Aquarium In Baltimore IncLife Support EngineerBaltimore, MD$17.64–$22.74 / hourResponsible for monitoring and maintaining water levels, back washing large sand filters, monitoring/adjusting air flow and ozone generator adjustments and all other equipment vital to the operation of life support systems as directed by the Manager, Life Support or Director of Life Support. The Aquarium protects, enhances and restores natural resources through education and engagement, habitat restoration, animal rescue and sustainable business practices, with its conservation work guided by three overarching goals-to combat climate change, save wildlife and habitats, and stop plastic pollution.
General Engineer U.S. Department of CommerceGeneral EngineerWashington, DC$125,776–$187,093 / yearRelated curriculum -- Successful completion of a curriculum leading to a bachelor''s degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelor''s degree in engineering, provided the applicant has had at least 1 year of professional engineering experience acquired under professional engineering supervision and guidance. Specified academic courses -- Successful completion of at least 60 semester hours of courses in the physical, mathematical, and engineering sciences and that included the courses specified in the basic requirements under paragraph A. The courses must be fully acceptable toward meeting the requirements of an engineering program as described in paragraph A. nt.
Supervisory General Engineer/Physical Scientist U.S. Department of CommerceSupervisory General Engineer/Physical ScientistWashington, DC$147,945–$197,200 / yearRelated curriculum -- Successful completion of a curriculum leading to a bachelor''s degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelor''s degree in engineering, provided the applicant has had at least 1 year of professional engineering experience acquired under professional engineering supervision and guidance. Specified academic courses -- Successful completion of at least 60 semester hours of courses in the physical, mathematical, and engineering sciences and that included the courses specified in the basic requirements under paragraph A. The courses must be fully acceptable toward meeting the requirements of an engineering program as described in paragraph A. nt.
Infrastructure Engineer - DHA Social Security AdministrationInfrastructure Engineer - DHAWoodlawn, MD$121,785–$158,322 / yearCustomer Service - Works with clients and customers (that is, any individuals who use or receive the services or products that your work unit produces, including the general public, individuals who work in the agency, other agencies, or organizations outside the Government) to assess their needs, provide information or assistance, resolve their problems, or satisfy their expectations; know about available products and services; and is committed to providing quality products and services. Oral Communication - Expresses information (for example, ideas or facts) to individuals or groups effectively, taking into account the audience and nature of the information (for example, technical, sensitive, controversial); makes clear and convincing oral presentations; listens to others, attends to nonverbal cues, and responds appropriately.
Software Engineer Level 3 TAP EngineeringSoftware Engineer Level 3Hanover, MD$134,000–$162,000 / yearThis position requires deep technical expertise, strong leadership capabilities, and the ability to guide teams in delivering scalable, high-quality solutions. The Software Engineer will serve as a technical leader across multiple teams, driving system architecture, development processes, and software quality.
Sr Software Engineer Fantom CorporationSr Software EngineerHanover, MarylandEstablished in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services, and Cloud-certified practitioners. The ideal candidate has extensive experience developing scalable and data-intensive applications, implementing advanced algorithms, and collaborating across engineering teams throughout the full software development lifecycle.
Software Engineer Level 1 TAP EngineeringSoftware Engineer Level 1Hanover, MD$99,000–$125,000 / yearThe Software Engineer will contribute to system design, software development, and integration efforts, while collaborating with cross-functional teams to deliver scalable, high-performance solutions. This role involves working on processing-intensive applications, large data sets, real-time systems, and analytics-driven platforms.
Senior Software Integration Engineer Level IV TAP EngineeringSenior Software Integration Engineer Level IVFort Meade, MDSoftware Integration Engineer IV Job ID: TAP00150 Position: Software Integration Engineer IV Location: Fort Meade, MD Category: Technical Clearance: Active TS/SCI with Polygraph (most recent poly within the last 7 years) Certification: DoD 8570 IAT II (Required) Education Requirement: B.S in technical discipline Experience Requirement: Senior Level- 10+ years Compensation Range: 148,000-180,000K Position Overview TAP Engineering is seeking a Software Integration Engineer IV to support High Performance Computing (HPC) operations as part of the HPC Operations Team. The ideal candidate is a senior-level engineer with deep technical expertise in Linux-based HPC environments, strong software integration skills, and the ability to lead complex system transitions into operations.
Life Support Engineer National AquariumLife Support EngineerBaltimore, MD$17.64–$22.74 / hourResponsible for monitoring and maintaining water levels, back washing large sand filters, monitoring/adjusting air flow and ozone generator adjustments and all other equipment vital to the operation of life support systems as directed by the Manager, Life Support or Director of Life Support. The Aquarium protects, enhances and restores natural resources through education and engagement, habitat restoration, animal rescue and sustainable business practices, with its conservation work guided by three overarching goals-to combat climate change, save wildlife and habitats, and stop plastic pollution.
Software Engineer Level 2 TAP EngineeringSoftware Engineer Level 2Hanover, MD$126,000–$133,000 / yearThis position requires strong experience across the full software development lifecycle, as well as the ability to collaborate with system and hardware engineers to deliver scalable, high-quality solutions. This role involves working on high-performance applications, large-scale data processing systems, real-time solutions, and advanced analytics platforms.
NewProject Engineer - Heavy Civil Construction/Underground (wet/dry) utilities Flippo Construction CompanyProject Engineer - Heavy Civil Construction/Underground (wet/dry) utilitiesDistrict Heights, MDProject Engineer - Heavy Civil Construction/Underground (wet/dry) utilitiesFlippo Construction Company, Inc. is a 100% Employee-Owned, general and heavy civil construction contractor located in Forestville, MD. QualificationsBS Degree in Civil Engineering/Construction Management with 1-2 years construction experience or minimum of 3-4 years\' experience as a Project Engineer/Office Engineer.
Distinguished Software Engineer Capital OneDistinguished Software EngineerMcLean, VirginiaDistinguished Software Engineer As a Distinguished Engineer in Solutions Engineering, you will be the technical cornerstone of Bank Tech's internal professional services organization — a team that deploys cross-domain expertise to accelerate Bank Tech's most critical initiatives. Experience with multiple of the following: serverless architectures (Fargate, Lambda), event-driven systems, observability platforms, ML/AI pipelines, automated testing frameworks, cloud migration at scale.
NewMission Systems Engineer Mount IndieMission Systems EngineerAnnapolis, MarylandExperience using AI-enabled tools, copilots, or lightweight agents to improve technical support, troubleshooting, log analysis, ticket triage, knowledge-base development, documentation, test-case generation, scripting, release support, or engineering workflow automation is desirable. Relevant military technical training, DoD operational messaging experience, industry certifications, or equivalent technical training may be considered when combined with demonstrated hands-on experience supporting, administering, troubleshooting, integrating, or sustaining mission software systems.
System Engineer Skill Level 3 Avid Technology ProfessionalsSystem Engineer Skill Level 3Annapolis Junction, MarylandPerform systems engineering functions, including defining and documenting concept of operations, operational/system requirements, and use cases to support system development; performing high-level system design; specifying system/component performance and interface requirements; and developing installation, integration, and acceptance test plans. Relevant experience must be in engineering systems over their lifecycle (for example, conception, design & development, testing, production, distribution/deployment, operation, maintenance & support, decommissioning).
System Engineer Skill Level 0 Avid Technology ProfessionalsSystem Engineer Skill Level 0Annapolis Junction, MarylandPerform systems engineering functions, including defining and documenting concept of operations, operational/system requirements, and use cases to support system development; performing high-level system design; specifying system/component performance and interface requirements; and developing installation, integration, and acceptance test plans. Relevant experience must be in engineering systems over their lifecycle (for example, conception, design & development, testing, production, distribution/deployment, operation, maintenance & support, decommissioning).
System Engineer Skill Level 1 Avid Technology ProfessionalsSystem Engineer Skill Level 1Annapolis Junction, MarylandPerform systems engineering functions, including defining and documenting concept of operations, operational/system requirements, and use cases to support system development; performing high-level system design; specifying system/component performance and interface requirements; and developing installation, integration, and acceptance test plans. With a degree in a relevant technical field (for example, computer science, mathematics, or physics), entry is with a Bachelor's degree plus 3 years of relevant experience, or a Master's or Doctoral degree plus 1 year of relevant experience.
System Engineer Skill Level 2 Avid Technology ProfessionalsSystem Engineer Skill Level 2Annapolis Junction, MarylandPerform systems engineering functions, including defining and documenting concept of operations, operational/system requirements, and use cases to support system development; performing high-level system design; specifying system/component performance and interface requirements; and developing installation, integration, and acceptance test plans. Relevant experience must be in engineering systems over their lifecycle (for example, conception, design & development, testing, production, distribution/deployment, operation, maintenance & support, decommissioning).
NewTechnical Security Application Engineer, Secured Spaces Anduril Industries IncTechnical Security Application Engineer, Secured SpacesWashington, DC$146,000–$194,000 / yearThe successful candidate is fluent in the IDS and ACS technical requirements of ICD-705 / IC Tech Spec v1.5.1 Chapters 7 and 8, has commissioned secured space security systems through final acceptance testing under the review of an Accrediting Official (AO), and has owned the semi-annual testing, false alarm investigation, and corrective maintenance of those systems through the operational life of an accreditation. Conduct site surveys, risk assessments, and gap analyses for both new construction and existing accredited spaces; produce sensor coverage drawings, riser diagrams, conduit and conveyance routing per ICD-705 7.A.2.e, line security and encryption provisions per FIPS 140-2 and FIPS 197, and submittal packages suitable for AO review and inclusion in the Construction Security Plan.
Ground Control Segment ( GCS ) Staff Systems Engineer Northrop Grumman CorpGround Control Segment ( GCS ) Staff Systems EngineerBaltimore, MD$152,900–$265,600 / yearRack Level & Hardware Design: Own rack level design for computing and networking equipment, including layout, power, cooling, interfaces, and maintainability, ensuring the ground segment addresses manufacturability, integration, testability, and lifecycle support. We strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world.
Staff Component Engineer Northrop Grumman CorpStaff Component EngineerMD$153,600–$230,400 / yearWe strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.
Assistant Resident Engineer Colliers Engineering & DesignAssistant Resident EngineerWashington$135,000–$160,000 / yearFull timeOverview: Ramos CS, now a part of Colliers Engineering & Design, is actively hiring an Assistant Resident Engineer to perform a wide variety of professional engineering work in either a field or office setting on a transit capital program covering rail and bus construction scopes. Assists the Resident Engineer in providing direction to field staff to ensure complete, accurate and timely contract records, pertaining to construction progress, job expenditures, budget programs, and work order balances, are maintained in accordance with the State and Federal regulations and laws.
Electrical Engineer - Tonawanda, NY AHU Technologies IncElectrical Engineer - Tonawanda, NYWashington, DCRemoteThis role involves collaboration with project teams, shop floor personnel, and field service teams to deliver high-quality engineering solutions in a regulated manufacturing environment. The Electrical Engineer will be responsible for designing electrical schematics and control systems, supporting project execution, and ensuring accurate technical documentation.
Mechanical Engineer PD Power Systems LLCMechanical EngineerSpringfield, VAFull timeExperience designing mechanical systems and power generation and distribution systems, particularly medium and low voltage switchgear distribution systems. This includes root cause analysis, working with suppliers and in-house support personnel, and design improvements from concept to production.
Senior Mechanical Engineer PD Power Systems LLCSenior Mechanical EngineerSpringfield, VAFull timeExperience designing mechanical systems and power generation and distribution systems, particularly medium and low voltage switchgear distribution systems. This includes root cause analysis, working with suppliers and in-house support personnel, and design improvements from concept to production.
Mechanical Structural Engineer Orano SAMechanical Structural EngineerColumbia, MDRemote$95,000–$120,000 / yearName Mechanical / Structural Engineer Ref # 12812 Posting Date Friday, February 27, 2026 Country United States Region Maryland City Columbia Business Unit (BU) NPS Type of Employment Permanent/Regular Work Schedule Full time Remote Work In office. Candidates who exceed minimum qualifications may be considered for a higher level position: BS in Engineering (Mechanical or Civil/Structural) plus a minimum of 3-5 years of related engineering work experience.
Systems Integration Engineer - Flight Safety - National Security Space PeratonSystems Integration Engineer - Flight Safety - National Security SpaceFort Belvoir, Virginia$104,000–$166,000 / yearFull timeAs a Systems Integration Engineer supporting Flight Safety (FS) systems, you'll sit at the intersection of orbital mechanics, systems architecture, and real-world mission impact — ensuring the tools that protect space assets are integrated, verified, and ready when it matters most. Working alongside systems engineers, developers, and operators, you'll drive the seamless incorporation of new capabilities and data sources into both legacy and next-generation architectures — keeping operational risk low and mission readiness high.
NewSignal Processing Engineer / Computer Scientist EnvisioneeringSignal Processing Engineer / Computer ScientistWashington, DCRetrieve, store, and control data on Field Programmable Gate Arrays (FPGAs), dynamic or static memory, Graphical Processing Units (GPUs), Digital Signal Processing (DSP) cards, or other embedded processors. has an immediate opening for a full-time Signal Processing Engineer/Computer Scientist to support the Naval Research Laboratory (NRL) in development of naval combat system Hardware Accelerated Threat Simulation (HATS) test beds.
Application Developer/Reverse Engineer BitwiseApplication Developer/Reverse EngineerMarylandYou'll work alongside analysts, data scientists, and fellow software engineers to develop sophisticated security tools, reverse engineer network traffic and web applications, and automate complex operational workflows. The team you're joining operates within a CNO tradecraft product group that prizes speed, ingenuity, and impact — so if you're the kind of engineer who thrives on seeing your work deployed and making a difference fast, you'll fit right in.
Systems Engineer RSC2Systems EngineerMarylandRelevant experience must be in engineering systems over their lifecycle (for example, conception, design & development, testing, production, distribution/deployment, operation, maintenance & support, decommissioning). Salary at RSC2 is determined by various factors including but not limited to location, the particular combination of education, knowledge, skills, competencies, and experience as well as contract-specific affordability and organizational requirements.
System Engineer III RSC2System Engineer IIIMarylandNotes: Relevant experience must be in engineering systems over their lifecycle (for example, conception, design & development, testing, production, distribution/deployment, operation, maintenance & support, decommissioning). Salary at RSC2 is determined by various factors including but not limited to location, the particular combination of education, knowledge, skills, competencies, and experience as well as contract-specific affordability and organizational requirements.
System Engineer II RSC2System Engineer IIMarylandNotes: Relevant experience must be in engineering systems over their lifecycle (for example, conception, design & development, testing, production, distribution/deployment, operation, maintenance & support, decommissioning). Salary at RSC2 is determined by various factors including but not limited to location, the particular combination of education, knowledge, skills, competencies, and experience as well as contract-specific affordability and organizational requirements.
Systems Engineer I RSC2Systems Engineer IMarylandExperience: With a degree in a relevant technical field (for example, computer science, mathematics, or physics), entry is with a Bachelor's degree plus 3 years of relevant experience, or a Master's or Doctoral degree plus 1 year of relevant experience. Relevant experience must be in engineering systems over their lifecycle (for example, conception, design & development, testing, production, distribution/deployment, operation, maintenance & support, decommissioning).
HVAC Controls Systems Application Engineer Johnson Controls International PlcHVAC Controls Systems Application EngineerMD$68,000–$95,000 / yearDemonstrated knowledge of control theory, automatic temperature controls, building automation systems and other building subsystems from a design, installation, and/or commissioning perspective. Provides detailed information and submittals to communicate design and operation to customers, consultants, Johnson Controls field installation team and subcontractors.
NewProject Engineer Impact AutomationProject EngineerColumbia, MDManage the engineering drawings, documentation packages, material flow, production schedule, and installation schedule to ensure all deliverables will be ready on time and the install team will be on‑site to ensure the project is completed on time and on budget. Proficient with MS Project, MS Office Suite and AutoCAD.Effective communication (verbal and written).Ability to build strong relationships with engineering groups, customers, suppliers, and subcontractors.
NewParsons Federal - Engineered Systems - Design Manager Parsons CorpParsons Federal - Engineered Systems - Design ManagerMD$125,100–$225,200 / yearA successful candidate will be able to explain, at any point in execution, what design actions and decisions are open; who owns them; when they are due; what deliverables or milestones are affected; what evidence supports closure; and what unresolved conditions may affect scope, cost, schedule, quality, safety, security, constructability, commissioning, client acceptance, or contractual entitlement. Experience supporting projects from startup and design planning through intermediate and final design, issue for construction, construction support, commissioning, and closeout.
Structural Engineer II Merrick & CoStructural Engineer IIEllicott City, MDThe Structural Engineer will work under supervision of a senior level engineer and will be proficient in preparing engineering calculations and sketches; reviewing drawings; assist with developing project proposals, scopes, and budgets; generating specifications and technical reports; directing design staff in the preparation of drawings and other engineering deliverables. Responsibilities include analysis and detailed design of structural steel and concrete structures, performing engineering cost estimates, and working with other disciplines such as process, mechanical, electrical and architectural.
Field Support Engineer Herrick Technology Laboratories Inc.Field Support EngineerGermantown, MD$75,000–$150,000 / yearmaterials (POIs and classes) to assist in or perform instruction of software and equipment; Build and maintain customer relationships; Conduct training on a wide variety of software and hardware products across a large spectrum of customer types from tactical employment to laboratory testing; Perform equipment demonstrations in support of business development; Participate and illustrate HTL capabilities in government sponsored exercises. Qualifications: 4 years Tactical or airborne SIGINT/EW collection background working collection, DF, and geolocations operations and equipment; special operations SIGINT/EW collection a plus.
NewElastic Engineer ECS Federal LLCElastic EngineerWashington, DC$100,000–$130,000 / yearEverforth ECS Federal is looking for a motivated Junior to Mid-Level Elastic Engineer to support the design, deployment, and maintenance of secure, scalable Elasticsearch solutions. Assist in implementing and maintaining Elastic Security features (e.g., Role-Based Access Control, TLS encryption) under senior engineer guidance.
Mechanical Design Engineer Johns Hopkins University Applied Physics Laboratory LLCMechanical Design EngineerLaurel, MDOur team is dedicated to developing, applying, and sustaining deep expertise in low and high speed flight vehicle design, wind tunnel and test article development, and vehicle-level dynamics and thermal analysis. Each of our engineers are expected to be able to take a design through the entire development process including requirements definition, clean-sheet design, CAD renderings, structural analysis, manufacturing supervision, installation, and test.
Scientific 3D Project Engineer Guidehouse IncScientific 3D Project EngineerRockville, MD$113,000–$188,000 / yearWhat You Will Do: Operate in a multi-disciplinary group of computational biologists, software developers, and operations staff who provide support, training, consultation services and informatics tools to the research community in the areas of computational biosciences. Play a critical role in extending support for custom labware development for the Division of Intramural Research (DIR), enhancing BioViz Lab operations, and advancing research and development efforts related to immersive visualization technologies.
Electronic Hardware Engineer Westinghouse Air Brake Technologies CorpElectronic Hardware EngineerGermantown, MD$91,000–$129,800 / yearAs the PCB Electronic Hardware Engineer, you will design Complex, Multilayer PCBs, collaborating closely with Electrical, Mechanical, PCB vendor and Manufacturing teams to deliver robust, reliable, and manufacturable products. The salary rate for this role is currently $91000-129800 The actual salary offered to a candidate may be influenced by a variety of factors, such as: training, transferable skills, work experience, education, business needs, market demands and work location.
2026 PhD Graduate - Mechanical-Fluids Analysis Engineer, Shipboard Systems Team Johns Hopkins University Applied Physics Laboratory LLC2026 PhD Graduate - Mechanical-Fluids Analysis Engineer, Shipboard Systems TeamLaurel, MDAdditionally, you will work with a multidisciplinary team that supports our sponsors in developing advanced analysis methods for deployed systems, modernizing existing Navy hardware, and integrating new weapon systems onto Navy platforms. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges.
2026 Graduate - Mechanical-Fluids Analysis Engineer, Shipboard Systems Team Johns Hopkins University Applied Physics Laboratory LLC2026 Graduate - Mechanical-Fluids Analysis Engineer, Shipboard Systems TeamLaurel, MDAdditionally, you will work with a multidisciplinary team that supports our sponsors in developing advanced analysis methods for deployed systems, modernizing existing Navy hardware, and integrating new weapon systems onto Navy platforms. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges.