Senior Information Systems Security Engineer (ISSE) Amatriot Group, LLCSenior Information Systems Security Engineer (ISSE)Annapolis Junction, MD$150,000–$210,000 / yearImplement security systems by specifying intrusion detection methodologies and equipment, directing equipment and software installation and calibration, preparing preventive and reactive measures, creating, transmitting, and maintaining keys, providing technical support, and completing documentation. This role performs security engineering across the system development lifecycle, supports vulnerability management, integrates cybersecurity requirements across enterprise environments, and ensures development and operational systems are functional and secure.
Senior Roadway Engineer Mead & HuntSenior Roadway EngineerColumbia, Maryland$135,000–$179,000 / yearIf you have strong communication and organizational skills, are self-motivated, and can work well both independently and as part of a team, complete the online application process for this job posting at www.meadhunt.com /careers. From architecture, food/beverage processing, and federal to transportation, water infrastructure and more, our unique methodologies deliver innovative, cost-effective solutions that elevate clients and communities.
NewAI Platform Engineer - Senior ARSIEMAI Platform Engineer - SeniorColumbia, MDThis role is ideal for a technically strong engineer who understands how to stand up, assess, and guide modern AI platforms in secure government settings, with particular familiarity in cloud and enterprise ecosystems such as Microsoft Azure and Amazon Web Services (AWS). We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
Principal / Senior Modeling Simulation & Performance Analysis Systems Engineer Northrop GrummanPrincipal / Senior Modeling Simulation & Performance Analysis Systems EngineerBaltimore, MD$108,800–$163,200 / yearBasic Qualifications for Senior Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 8 years of experience, a Master's degree with 6 years of experience or a PhD with 4 years of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree. Basic Qualifications for Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 5 years of experience, a Master's degree with 3 years of experience or a PhD with 1 year of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.
Principal / Senior Mission Engineering Systems Engineer Northrop GrummanPrincipal / Senior Mission Engineering Systems EngineerBaltimore, MD$108,800–$163,200 / yearWhat You Will Get to Do: As an integral part of the Modeling, Simulation and Analysis Section, you will apply MS&A techniques with a focus on Mission Engineering while accelerating the delivery of capabilities to our customers through either mission studies, system-of-system trades or performance analysis using credible modeling, simulation, experimentation, and analysis processes to assess system architectures that best deliver the effects, data, and capabilities demanded by tomorrow's missions. Basic Qualifications for Senior Principal Mission Engineering Systems Engineer: Bachelor's degree with 8 years of experience, a Master's degree with 6 years of experience or a PhD with 4 years of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.
Senior IT Systems Engineer Compu-Vision Consulting Inc.Senior IT Systems EngineerColumbia, MDThe Senior SE recommends and oversees the configuration of operating systems and system applications, investigating and analyzing feasibility of system requirements, developing system specifications, and identifying advanced methods and solutions to ensure a high level of service to the customers of Columbia Association's (CA) Information Technology (IT) division. Experience Strong technical and analytical background and experience in desktop/server configuration and integration - sufficient to allow for performance as single technical security support or as a lead in a security systems team.
Senior Electrical Design Engineer (MEP) – Washington, DC Energi People - Construction EngineeringSenior Electrical Design Engineer (MEP) – Washington, DCWashington, DC$0–$165,000 / yearYou will be responsible for providing technical leadership across multiple projects while supporting clients, mentoring engineers, and driving successful project outcomes. The Role: Senior Electrical Design Engineer This is an exciting opportunity for an experienced Electrical Design Engineer to take a lead role in the delivery of complex, multidisciplinary projects.
Skillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems Engineer Northrop GrummanSkillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems EngineerBaltimore, MD$108,800–$163,200 / yearBasic Qualifications for Skillbridge Senior Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 8 years of experience, a Master's degree with 6 years of experience or a PhD with 4 years of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree. Basic Qualifications for Skillbridge Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 5 years of experience, a Master's degree with 3 years of experience or a PhD with 1 year of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.
Principal / Senior Principal Embedded Systems Security Engineer Northrop GrummanPrincipal / Senior Principal Embedded Systems Security EngineerBaltimore, MD$119,600–$179,400 / yearBasic Qualifications for Senior Principal Embedded Systems Security Engineer: Bachelor's degree with 8 years of experience, a Master's degree with 6 years of experience or a PhD with 4 years of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree. Basic Qualifications for Principal Embedded Systems Security Engineer: Bachelor's degree with 5 years of experience, a Master's degree with 3 years of experience or a PhD with 1 year of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.
Senior Network Security Engineer :: Bethesda, MD (Remote) ARK Solutions, Inc.Senior Network Security Engineer :: Bethesda, MD (Remote)Bethesda, MDRemoteSeeking for a Senior Network Security Engineer where you will be a technical leader responsible for designing and implementing our network security strategy and firewall management platforms. Collaborate with a global team of network architects and engineers to enhance our security operations and ensure compliance across all networks.
NewSenior Engineer Raft Company WebsiteSenior EngineerWashington, DC$150,000–$200,000 / yearCollaborate directly with software engineers to understand service architectures, dependencies, and runtime behavior, and contribute code-level changes where needed to improve deployability, reliability, or observability. Support and optimize data streaming and processing pipelines built on technologies such as Kafka, Kafka Streams, Flink, and Pinot, diagnosing bottlenecks, tuning configurations, and ensuring data integrity across the platform.
Senior Active Directory Engineer - Active Top Secret required General Dynamics Information TechnologySenior Active Directory Engineer - Active Top Secret requiredWashingtonTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
Senior Software Quality Development Engineer (SDET) The Nuclear CompanySenior Software Quality Development Engineer (SDET)WashingtonWe expect every team member to continuously identify opportunities to automate workflows, enhance decision-making, improve processes, and contribute to the ongoing evolution of NOS as a strategic operating capability that enables The Nuclear Company to scale with excellence. The Nuclear Company is seeking a Senior Software Quality Engineer to help ensure the quality, reliability, traceability, and compliance of Nuclear Operating System (NOS), the software platform supporting one of the largest nuclear construction programs in the United States.
Senior Ai/Ml Engineer - Ts/Sci Parsons Commercial Technology Group Inc.Senior Ai/Ml Engineer - Ts/SciColumbia, MD$112,200–$196,400 / yearExperience working with modern tools for big data processing and scalable machine learning (e.g., AWS, GCP, Kafka, Apache Spark, Hadoop, SQL, NoSQL). What Required Skills You'll Bring: B.S. in Computer Science, Cybersecurity, Computer Engineering, Data Science, or related discipline.
NewPKI Engineer Castellum IncPKI EngineerAberdeen Proving Ground, MDCorvus Consulting, LLC is seeking a PKI Engineer to support the evaluation, testing, development, deployment, and maintenance of Public Key Infrastructure (PKI) solutions and services in a secure, mission-focused environment. This position offers the opportunity to work closely with a collaborative technical team to deliver reliable, scalable, and high-impact cybersecurity solutions supporting government and defense-related missions.
Senior DevOps Engineer Staffed4USenior DevOps EngineerColumbia, MarylandThis role requires a proactive DevOps Engineer capable of bridging development and operations to enable scalable, resilient systems and efficient deployment workflows. The selected candidate will support the design, implementation, and maintenance of cloud-native infrastructure and automated software delivery pipelines within a secure, mission-focused environment.
Senior Systems Engineer Que Technology GroupSenior Systems EngineerMarylandQue Technology Group, Inc ., is seeking a Senior Systems Engineer to lead the design, integration, testing, deployment, training, and sustainment of packet-based hardware and software systems utilizing Commercial Off-The-Shelf (COTS) and Government Off-The-Shelf (GOTS) products. Develop, update, and maintain BASH and PERL scripts to automate initial system setup, configuration, and ongoing maintenance of core servers and clustered computing environments.
Senior SQL Database Engineer Revolutional, LLCSenior SQL Database EngineerCollege Park, MD$145–$165 / hourWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. We are redefining how federal technology gets built and delivered by operating with a product mindset, prioritizing speed, ownership, and execution over bureaucracy.
Senior Software Engineer - Middleware & Integration Stand TogetherSenior Software Engineer - Middleware & IntegrationArlington, VirginiaProven experience with both relational (SQL) and NoSQL databases — able to design schemas, optimize queries, manage multi-environment deployments/backups/scaling, and with hands-on operational MongoDB experience (replication, sharding, performance tuning) preferred. The Senior Software Engineer will combine hands-on development with architectural oversight, ensuring the reliability, performance, and long-term scalability of our digital ecosystem while mentoring engineers and partnering cross-functionally to deliver high-impact solutions.
Senior ICAM Federation and App Integration Engineer LeidosSenior ICAM Federation and App Integration EngineerMarylandExperience with IdAM / ICAM delivery systems, enterprise identity providers, SSO, authentication and authorization services, federated identity management, claims engineering, access management APIs, entitlement management, and digital policy management. Work with senior leadership, customers, application owners, security teams, mission partners, and operations teams to plan and execute ICAM federation and application onboarding activities using Agile methodologies.