Arlington, VA 22203 • (33.8 miles) • Full Time • 8/28/2025

Revolutionize Water Infrastructure: Design Sustainable Solutions for Next-Generation Data CentersJoin our innovative team and play a critical role in developing state of the art water infrastructure solutions that power the future of technology while championing environmental sustainability.In this role, you will execute projects related to water based cooling system infrastructure with assistance from internal teams including construction, operations, engineering, environmental, and project commissioning teams. You will work with external engineering consultants and general contractors, water treatment and sampling vendors, and local utilities to ensure projects meet regulatory standards and a high bar for operational efficiency, reliability, and safety. You will deliver water sustainabil

Springfield, VA 22150 • (39 miles) • Full Time • 9/11/2025

MANTECH seeks a motivated, career and customer-oriented Senior Cyber Security Detections Engineer to join our team in Springfield, VA.This role supports our Cyber Operations mission by providing critical detection and response capabilities. You will be part of an industry-leading organization where employees come first, and you'll help defend national security while working on rewarding projects with room for growth and innovation.Responsibilities include but are not limited to:Formulating and publishing custom Security Information and Event Management (SIEM) tool content and IDS/IPS signatures to address threatsPerforming security event and incident correlation using information gathered from a variety of sources within the enterpriseAnalyzing and assessing damage to the data/infrastructu

Charlotte Hall, MD 20622 • (38.4 miles) • Full Time • 9/4/2025

Overview: SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. We are looking for a DevSecOps Engineer to join our team! Ideal candidates will have prior experience in a continuous integration/continuous development (CI/CD) environment using containerization technologies (e.g. Red Hat Openshift, Kubernetes, Docker, etc.) and cloud environments (e.g. Amazon Web Services). This position requires full-time, onsite support at NSWC Dahlgren and could require occasional off-hours support (e.g. evenings). Travel: None Clearance: An ACTIVE Top Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information

Annapolis Junction, MD 20701 • (20.5 miles) • Full Time • 8/26/2025

General information Job Posting Title Senior MQ Engineer Date Thursday, July 17, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an experienced Senior MQ Engineer to support a federal client in their mission-critical defense systems for Homeland Security. In this role, you will be responsible for the daily operations and administration of IBM MQ environments, ensuring secure, reliable message flow across applications. Key responsibilities include monitoring system performance, maintaining security protocols, and documenting processes to uphold high availability and compliance standards. If you have a detail-oriented approach and proven expertise in

Baltimore, MD 21202 • (25.1 miles) • Full Time • 9/1/2025

WHO WE AREAs the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things and help fight climate change. Join us to lead the clean energy f

Arlington, VA 22203 • (33.8 miles) • Full Time • 9/4/2025

Would you like to join one of the fastest-growing organizations within Amazon Web Services (AWS) and help customers of all industries and sizes gain the best value and service from AWS At AWS National Security we’re looking for a Enterprise Account Engineer (EAE) to support our customers’ creative and transformative spirit of innovation across all technologies, including Compute, Storage, Database, Machine Learning, Big Data, Security, Networking, Serverless and more. This is not a sales role, but rather an opportunity to be the principal technical advisor and ‘voice of the customer’ to organizations ranging from start-ups to Fortune 500 enterprises.As an EAE, you will help craft and execute strategies to drive our customers’ adoption and use of AWS services, including EC2, S3, DynamoDB &

Baltimore, MD 21202 • (25.1 miles) • Full Time • 9/16/2025

Who We Are: We're powering a cleaner, brighter future.Exelon is leading the energy transformation, and we're calling all problem solvers, innovators, community builders and change makers. Work with us to deliver solutions that make our diverse cities and communities stronger, healthier and more resilient.We're powered by purpose-driven people like you who believe in being inclusive and creative, and value safety, innovation, integrity and community service. We are a Fortune 200 company, 19,000 colleagues strong serving more than 10 million customers at six energy companies -- Atlantic City Electric (ACE), Baltimore Gas and Electric (BGE), Commonwealth Edison (ComEd), Delmarva Power & Light (DPL), PECO Energy Company (PECO), and Potomac Electric Power Company (Pepco).In our relentless pursu

Charlotte Hall, MD 20622 • (38.4 miles) • Full Time • 9/4/2025

Overview: We are seeking a highly skilled and detail-oriented Electrical Engineer to join our engineering team. This role is focused on the design and development of rugged, high-performance electronics used in mission-critical defense applications with a strong emphasis on PCB layout and design. Experience or interest in RF circuit and antenna design is a significant plus.The ideal candidate will bring a deep understanding of electronics design, with the ability to contribute across the full product development lifecyclefrom concept and prototyping through production and sustainment. Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified info

Annapolis Junction, MD 20701 • (20.5 miles) • Full Time • 8/24/2025

MANTECH seeks a motivated, career and customer-oriented Systems Engineer III to join our team in Annapolis Junction, Maryland.ManTech is currently seeking Systems Engineer III to join our team at Annapolis Junction, MD. We are seeking a Senior Systems Engineer who is a seasoned IT professional responsible for designing, implementing, and a top-level trouble shooter supporting a high-level architecture of an organization's backend infrastructure. You will communicate with other project personnel, Government stakeholders, and senior executives.Responsibilities include but are not limited to:Administer and maintain IT infrastructure by utilizing expert-level knowledge of the Linux operating system, along with deep expertise in server administration, virtualization, and cloud platforms like AW

Annapolis Junction, MD 20701 • (20.5 miles) • Full Time • 8/26/2025

General information Job Posting Title Senior MQ Engineer Date Wednesday, July 16, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an experienced Senior MQ Engineer to support a federal client in their mission-critical defense systems for Homeland Security. In this role, you will be responsible for the daily operations and administration of IBM MQ environments, ensuring secure, reliable message flow across applications. Key responsibilities include monitoring system performance, maintaining security protocols, and documenting processes to uphold high availability and compliance standards. If you have a detail-oriented approach and proven expertise in

Baltimore, MD 21202 • (25.1 miles) • Full Time • 9/16/2025

WHO WE AREAs the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things and help fight climate change. Join us to lead the clean energy f

BALTIMORE, MD 21244 • (30.9 miles) • Full Time • 9/6/2025

Who We Are: We're powering a cleaner, brighter future.Exelon is leading the energy transformation, and we're calling all problem solvers, innovators, community builders and change makers. Work with us to deliver solutions that make our diverse cities and communities stronger, healthier and more resilient.We're powered by purpose-driven people like you who believe in being inclusive and creative, and value safety, innovation, integrity and community service. We are a Fortune 200 company, 19,000 colleagues strong serving more than 10 million customers at six energy companies -- Atlantic City Electric (ACE), Baltimore Gas and Electric (BGE), Commonwealth Edison (ComEd), Delmarva Power & Light (DPL), PECO Energy Company (PECO), and Potomac Electric Power Company (Pepco).In our relentless pursu

Lorton, VA 22079 • (41.8 miles) • Full Time • 9/12/2025

Overview: SimVentions is searching for System Engineers to join our team in support of Tactical Tomahawk Weapons Control System (TTWCS). The candidate will work on a diverse team with fellow SimVentions’ system engineers and government personnel. The ideal candidate will have experience with MBSE methods and environments, Cameo and/or other modeling tools, developing system designs and requirements, and participating in working groups and integrated product teams (IPT). The ideal candidate will be able to perform core engineering tasks (develop requirements, define interface updates, update architectural diagrams, etc.) within models. An understanding of MBSE and how to apply its methods and principles to completing engineering tasks is highly desired. Travel: Travel to NSWCDD once every w

Alexandria, VA 22314 • (31.5 miles) • Full Time • 9/17/2025

MANTECH seeks a motivated, career and customer-oriented Data Drive UI Engineer to join our team in Alexandria, VA. As part of the position, you will act as a Software Engineer designing and implementing services and components for AI applications.Responsibilities include but are not limited to:Designs and builds User Interfaces using modern UX/UI standards.Develops, implements, and maintains full-stack software solutions for AI-enabled applications.Works closely with the Software Architect to understand project requirements and translate them into technical specifications.Develops and integrates AI and ML capabilities on a cloud-hosted data platform that supports significant market adoption, high performance, and strict access control and governance.Stays current with advancements in AI, m

Annapolis Junction, MD 20701 • (20.5 miles) • Full Time • 8/26/2025

General information Job Posting Title Senior MQ Engineer Date Thursday, July 17, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an experienced Senior MQ Engineer to support a federal client in their mission-critical defense systems for Homeland Security. In this role, you will be responsible for the daily operations and administration of IBM MQ environments, ensuring secure, reliable message flow across applications. Key responsibilities include monitoring system performance, maintaining security protocols, and documenting processes to uphold high availability and compliance standards. If you have a detail-oriented approach and proven expertise in

Lusby, MD 20657 • (39.8 miles) • Full Time • 9/16/2025

WHO WE AREAs the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things and help fight climate change. Join us to lead the clean energy f

Alexandria, VA 22314 • (31.5 miles) • Full Time • 9/9/2025

MANTECH seeks a motivated, experienced career and client-oriented Principal Data Engineer to join our team in Alexandria, VA. In this role, you will collaborate with a team of consultants and engineers to provide sophisticated data integration and data management solutions for Government clients. The ideal candidate will have deep data engineering skills and extensive experience with data engineering tools, as well as a client-oriented approach to applying technology to complex problems.Responsibilities include but are not limited to:Design and implement robust data pipelines to ingest, transform, and integrate data from various systems and networks, ensuring seamless data flow.Collaborate with cloud and system architects to establish secure and efficient data transfer protocols among diff

Lusby, MD 20657 • (39.8 miles) • Full Time • 9/16/2025

WHO WE AREAs the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things and help fight climate change. Join us to lead the clean energy f

Springfield, VA 22150 • (39 miles) • Full Time • 8/29/2025

MANTECH is seeking a motivated, career and customer-oriented Software Engineer to join our team in the Springfield, VA area.Responsibilities include, but are not limited to:Provide expert guidance on Enterprise Asset Management; Identify, recommend, and implement agreed upon leading industry practices, process methodologies, new technologies, and streamlined approaches that afford the client the ability to improve system performance.Provide support to maintain IBM's Maximo to ensure that all Maximo Users have a stable platform to perform daily operations; support reporting capabilities and requirements that streamline and reduce where possible, the manual input of existing data.Provide technical and business-level assistance, incident resolution, and daily support to the Maximo user commun

Hanover, MD 21076 • (19.6 miles) • Full Time • 8/30/2025

MANTECH seeks a motivated, career and customer oriented System Network Engineer to join our team in Hanover, Maryland. You will play a vital role in protecting national security and driving innovation, with opportunities for career growth.Responsibilities Include, but are not limited to:Analyze user requirements, operational concepts, and system architectures to develop detailed system specifications.Lead system design and development activities, guiding users in requirements formulation and evaluating alternative solutions.Develop and maintain technical documentation, including system architecture and design documents, engineering management plans, and integration/test plans.Ensure the technical integrity of systems engineering deliverables and manage the system baseline throughout its li

Hanover, MD 21076 • (19.6 miles) • Full Time • 8/23/2025

Mantech seeks a motivated, career and customer-oriented Cloud DevOps Engineer to join our team in Hanover, MD.In this role you will be working as a cloud Engineer utilizing cloud computing platforms and developing full stack web application interfacing with AWS services. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation.Responsibilities Included but are not limited to:Responsible for building new and improving existing CI/CD pipelines.Responsible for performing operations on end-user virtual machine provisioning/de-provisioning (VMWARE, and Amazon AWS platforms) supporting the automation of Active Directory security group manipulations.Will perform daily development using .Net framework with C#, Pyth

Hanover, MD 21076 • (19.6 miles) • Full Time • 8/23/2025

ManTech seeks a motivated, mission-focused Software Test Engineer to join our team in Hanover, MD. As part of a dynamic team, you will support software development initiatives for a mission-critical organization within the Intelligence Community, focused on secure and reliable data dissemination.Responsibilities include, but are not limited to:Analyze source code using automated Software Assurance (SwA) tools and collaborate with team members on assessment results.Develop and execute test methodologies, scoring criteria, and test cases to support SwA tool analysis.Perform software testing and interface with clients to recommend effective remediation strategies.Create technical documentation and comprehensive test reports.Utilize, fine-tune, and evaluate the suitability of SwA tools for spe

Hanover, MD 21076 • (19.6 miles) • Full Time • 8/23/2025

ManTech seeks a motivated, career and customer-orientedLead CNO Software Engineerto join our team in theHanover, Maryland.Responsibilities include, but are not limited to:Coding and development with Python, Java and Groovy.Performing data analytics on logs, images, and other formats.Working with Databases and General Troubleshooting (tuning and optimization, deadlocks, keys, normalization) in any Relational Database Engines (MySQL, PostgreSQL, Oracle, SQL Server).Using streaming technologies (e.g. Kafka), including customization of data flows.Log analysis and General Troubleshooting (tuning and optimization, Search and Indexing Operations, mapping, monitoring).Working with Elastic Stack (Elastic, Logstash, Beats, Kibana, Fluent etc.) and Opensearch APIs.Perform system and subsystem definit

Hanover, MD 21076 • (19.6 miles) • Full Time • 8/23/2025

ManTech seeks a motivated, career and customer-orientedCNO SoftwareEngineer to join our team in the Hanover, Maryland location. Provides specialized development, testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Develop and code in Python, Java and XML, ensuring software standards are metPerform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a systemResearch requirements for a product, including CNO deployment environment, performance criteria, and competitive issuesDesign for new capabilities or recommendations for improvements to existing capabilitiesDetermining computer user needs; analyzes system capabilities to resolve problems on

Laurel, MD 20724 • (19.9 miles) • Full Time • 8/23/2025

Mantech seeks a motivated, career and customer-oriented OracleDatabase Administrator/Engineer, to join our team in Laurel, MD.The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation.Responsibilities Included but are not limited to:Manages the full lifecycle of Oracle databases, including builds, structure development, decommissioning, monitoring, data migrations, configuration, software baseline maintenance, patching, and documentation.Responsible for supporting the development of long- and short-term requirements for database administration and design.Will assist with guiding users in formulating requirements, advises alternative approaches, and conducts feasibility studies.Responsible for supporting the

Annapolis Junction, MD 20701 • (20.5 miles) • Full Time • 8/26/2025

MANTECH seeks a motivated, career and customer-oriented Service Design and Engineering Director to join our team in Annapolis Junction, MD.Responsibilities include but are not limited to:Directs and leads a premiere organization of SMEs providing expert support to Field Service Operations charged with delivery of services in the customer’s extended enterprise within a strict SLA environment (Teams: Desktop Engineering, Networks, Cable, Unified Communications, Solution Architecture and Project Management)Collaborate with fellow Frame Leads to design, maintain and/or improve supported servicesWill oversee the production of Technical Insertion submission, SOWs and resource requirement documents for SME-level support as neededOversees selection and testing of hardware for new requirements and

Annapolis Junction, MD 20701 • (20.5 miles) • Full Time • 8/23/2025

Mantech seeks a motivated, career-driven, and customer-focused Sr. UI Engineer to join our team in Annapolis Junction MD.This position will play a key part in building secure, scalable, and mission-enabling applications that support enterprise infrastructure capabilities for a global workforce. This role requires hands-on expertise in both front-end and back-end development, as well as knowledge of infrastructure and DevOps tools in a secure enterprise environment.Responsibilities include, but are not limited to:Act as a senior technical consultant delivering expert guidance on full-stack technologies and modern development practicesDesign and develop responsive user interfaces and rich browser applications using modern UI frameworks and design patternsPrototype, test, and iterate UI/UX so

Annapolis Junction, MD 20701 • (20.5 miles) • Full Time • 8/23/2025

Mantech seeks a highly motivated and collaborative DevOps Engineer to join our team in Annapolis Junction, MDThis position will support the development, deployment, and sustainment of secure backend and infrastructure services in a mission-driven enterprise environment. You will be part of the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s foundational Enterprise Information Technology (EIT) platform, enabling enterprise-wide capabilities for a global user base.Responsibilities include, but are not limited to:Design, deploy, and maintain scalable and secure infrastructure in Kubernetes environments using GitOps workflows with Flux, Kudectl, and KustomizeIntegrate and manage service mesh technologies such as Istio for secure traffic flow and observabilitySupport

Annapolis Junction, MD 20701 • (20.5 miles) • Full Time • 8/23/2025

ManTech seeks a motivated, career and customer-oriented Audio-Visual System Engineer (AVMM) to join our team in Annapolis Junction, MD. The AVMM SME is responsible for Kitting and deploying small, medium and large conference rooms, classrooms and small meeting areas with video/teleconferencing, other integrated pieces of AVMM hardware and data walls in support of the Government customer.Responsibilities include but are not limited to:With minimum to no supervision and guidance, evaluate, design, document, install, implement, test, and perform problem isolation and resolution, monitor, tune, and enforce standards for AVMM End User Devices and related networks.Maintain a complex range of AVMM and computer network components and systems.Support integration of a total AVMM network including th