Principal Software Engineer, Full Stack JSI TelecomPrincipal Software Engineer, Full StackChantilly, VA$95,000–$225,000Actual compensation will be determined based on a variety of factors, including, but not limited to, the seniority level (junior, intermediate or senior) at which the position is filled, education, relevant work experience, industry experience, technical skills, certifications, and internal equity. Possess extensive application development experience, and software engineering and architecture expertise using multiple program languages (e.g., C, C++, C#, ASP.Net, Java, JavaScript, SQL, jQuery, XML, Perl, YAML, and JSON).
Senior Principal Mission Engineer OASYS, INC.Senior Principal Mission EngineerChantilly, VAFull timeCollaborating with prime contractors, other team contractors, government civilians, FFRDC, SETA and members of the SDA.Required Experience, Skills and Attributes:Master's Degree in Math, Science or Engineering with 15+ Years of demonstrated system engineering and integration experience with space, ground, operations and sustainment segments of DoD or NRO programs with a proven delivery record or a bachelor's degree in Math, Science or Engineering with 17+ Years of demonstrated experience. Candidate will assess integrated component program designs (Space Vehicles and Ground Systems) and develop verification and validation approaches against the Enterprise Requirements Document (ERD).Major duties of the position include:Developing Requirements Verification Trace Matrix (RVTM) for the Enterprise Requirements Document (ERD).Plan data aggregation from component programs, SDA and T3PI analysis to show compliance with the ERD.Reviewing government scenarios from PWSA enterprise and prior tranches to ensure that T3 scenarios are consistent.
Principal Engineer - AI Platform & Operations Serko LtdPrincipal Engineer - AI Platform & OperationsWashington, DC$148,000–$210,000ML Infrastructure Mastery: Expert-level knowledge of model serving (e.g., Triton, vLLM, Ray Serve) and deep experience with Kubernetes and cloud ecosystems (AWS/GCP/Azure). When you join Serko, you become part of a team of passionate travellers and technologists bringing people together, using the world’s leading business travel marketplace.
Retail Architect (Principal) Johnson Technology Systems IncRetail Architect (Principal)Reston, VARemoteRole description: Design and oversee end-to-end SAP Retail solutions (S/4HANA Retail, CAR, Omnichannel, POS, integrations) for scalable omnichannel operations. If you are not reviewing this job posting on our Careers' site http://jtsusa.com/careers or one of our approved job boards we cannot guarantee the validity of this posting.
BTP Architect (Principal) Johnson Technology Systems IncBTP Architect (Principal)Reston, VARemoteRole description: Design, implement, and advise on SAP Business Technology Platform (BTP) solutions that enable secure integration, extension, and innovation across the enterprise landscape. • Design end-to-end SAP BTP architecture, including Integration Suite, Extension Suite, and data/analytics services.
VDI Architect (Principal) Johnson Technology Systems IncVDI Architect (Principal)Reston, VARemoteRole description: Advise on, design, install, configure, and maintain a secure, scalable, high-performance Virtual Desktop Infrastructure (VDI) environment that supports both Linux and Windows. • Design end-to-end Virtual Desktop Infrastructure (VDI) architecture supporting both Linux and Windows environments.
NewSAP S/4 Debt & Collection SME (Principal) Johnson Technology Systems IncSAP S/4 Debt & Collection SME (Principal)Reston, VADesigns and advises on incoming order acceptance, advance payment processing, reimbursable billing, revenue collection, and the full federal debt lifecycle from identification through Treasury referral or write-off. Defines target architecture, process design, controls, and integration across FI/AR, Public Sector Management, billing, and Treasury offset/referral processes.
NewSAP S/4 EPPM SME (Principal) Johnson Technology Systems IncSAP S/4 EPPM SME (Principal)Reston, VAIf you are not reviewing this job posting on our Careers' site http://jtsusa.com/careers or one of our approved job boards we cannot guarantee the validity of this posting. We are proud to have earned the reputation of honesty, integrity and the ability to build long-term professional relationships with our employees and clients.
Principal Digital Product Owner Lumen Solutions Group, Inc.Principal Digital Product OwnerWashington, DCRemoteThis role will be instrumental in driving the successful delivery of self-service data products and analytics capabilities that empower business users with trusted, accessible, and high-quality data. The ideal candidate will have a strong background in Agile Product Ownership, Data & Analytics, SAFe methodologies, and stakeholder management, with experience translating business needs into scalable data solutions.
Principal Program Manager_ Washington, DC Georgia IT Inc.Principal Program Manager_ Washington, DCWashington, DCWe are seeking for a Principal Program Manager to drive high-visibility, enterprise-wide Digital Technology (DT) workstreams in support of our client's strategic corporate restructuring efforts in Washington, D.C. Operating at the intersection of business strategy and technical execution, this critical leader will partner with C-suite stakeholders and cross-functional teams to align, de-risk, and implement complex technology portfolio changes. The ideal candidate blends deep operational rigor with executive communication skills, bringing a strong background in large-scale enterprise resource planning (ERP) systems, corporate asset management, and agile delivery frameworks.
Senior Principal Product Owner Lumen Solutions Group, Inc.Senior Principal Product OwnerWashington, DCRemoteThe ideal candidate will have strong experience in SAFe Product Ownership, custom application development, workforce planning, logistics/operations, or event-driven digital solutions. This team is responsible for delivering automation and innovation across the Labor Management domain, building digital solutions that empower frontline employees and enhance the customer experience.
Engineering Lead / Principal Engineer Kasmo IncEngineering Lead / Principal EngineerAshburn, VARemoteLead and mentor a cross-functional engineering team (Java, PL/SQL, QA, DevOps) with clear ownership, accountability, and delivery focus. Establish prioritization and escalation paths to reduce dependency on senior management and contain escalations within engineering.
NewPrincipal Mechanical Engineer PGS WorldwidePrincipal Mechanical EngineerAnnapolis, MD$131.06 / hourBS degree in Engineering (Mechanical, Aerospace, Ocean Engineering, or equivalent STEM) and 8+ years of experience, or MS degree with 6+ years of experience, or PhD with 4+ years of experience for Senior Principal level. PGS Worldwide is seeking a Principal Mechanical Engineer or Senior Principal Mechanical Engineer in Annapolis, MD for a one year contract-to-hire role supporting a leading aerospace & defense company.
NewSAP S/4 Debt & Collection SME (Principal) - Remote The Dignify Solutions, LLCSAP S/4 Debt & Collection SME (Principal) - RemoteColumbia, MDRemoteDesigns and advises on incoming order acceptance, advance payment processing, reimbursable billing, revenue collection, and the full federal debt lifecycle from identification through Treasury referral or write-off. Defines target architecture, process design, controls, and integration across FI/AR, Public Sector Management, billing, and Treasury offset/referral processes.
Principal FOIA Analyst Essnova Solutions, Inc.Principal FOIA AnalystWashington, District of ColumbiaPreferred Qualifications: Hands-on experience with FOIA processing and redaction tools (FOIAXpress, Adobe Acrobat Pro, Relativity, eDiscovery platforms, or SharePoint). Essnova Solutions, Inc. is an award-winning SBA 8(a) and HUBZone-certified small business specializing in technology solutions and professional services for government and commercial clients.
Data Scientist, Principal (DCO) Senior GormatData Scientist, Principal (DCO) SeniorAnnapolis Junction, MDFull timeWhat Required Skills You'll Bring:Proficient in PythonExperience with Docker and KubernetesExperience with end to end workflows and projectsThree or more years of Defensive Cyber Operations experienceThree or more years of Machine Learning techniques and statistical model evaluationWhat Desired Skills You'll Bring:Demonstrated expertise with R or Python and SQL to manipulate data and draw insights from large and small data setsExposure to AWS (Amazon Web Services), Cisco CCNA, STIGs IAVA, Big Data Platform (BDP)Strong background and skills in Linux Ubuntu CentOS RHEL, Windows, and virtual environmentsA problem solver who can get in, be given a project, and use engineering skills to determine a solutionJupyter Notebooks, Network Analysis ToolsQualificationsDegree from an accredited college or university in System Engineering or related discipline and one of the following:10 or more years of experience with a Master's degree12 or more years of experience with a Bachelor's degree16 or more years of experience with an Associate's Degree or High School DiplomaTS/SCI with polygraph is required. Evaluate statistical models to determine the validity of analyses, implement evaluated models into production by collaborating with software developers, and periodically re-evaluate and refine machine learning models being used in production.
Senior Principal Engineer Edison Electric InstituteSenior Principal EngineerWashington, DC$158,843–$190,629 / yearAs Senior Principal Engineer in EEI’s Reliability department, you will be a go-to expert for member companies and a recognized voice in national conversations about grid reliability and resilience—working directly with NERC, FERC, and the DOE. Our members deliver electricity to more than 250 million Americans across all 50 states and Washington, DC, and together the electric power industry supports more than 7 million jobs nationwide.
NewEmpowered Official - Global Trade Compliance or Principal Attorney Apollo Professional SolutionsEmpowered Official - Global Trade Compliance or Principal AttorneyFalls Church, VAExperience working in OCR EMS export management software, Team player, proactive, self-motivated, highly organized, ability to handle shifting priorities and to communicate effectively and professionally (both orally and in writing) with internal and external customers at all levels of the organization. This position requires advanced experience as a trade compliance professional, an understanding of how a trade compliance function supports the business, programs and functions, strong writing and communication skills, a high level of organization and follow up skills, the ability to complete detail-oriented tasks and to work independently and within a team environment.
Principal Systems Engineer, Digital Engineering Solutions Modern Government SolutionsPrincipal Systems Engineer, Digital Engineering SolutionsSterling, VAFull timeTITLE: Principal Systems Engineer, Digital Engineering SolutionsLOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Part-Time / As Needed, Onsite POSITION SUMMARYModern Government Solutions (MGS) is seeking a Principal Systems Engineer, Digital Engineering Solutions to lead the architecture, deployment, and sustainment of enterprise engineering platform environments in support of national security missions. Bachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.16+ years of experience architecting, deploying, and sustaining enterprise engineering platforms and IT infrastructure within cloud-hosted environments.
Principal Systems Engineer (API Gateway) - TS/SCI w CI Poly Modern Government SolutionsPrincipal Systems Engineer (API Gateway) - TS/SCI w CI PolySterling, VAFull timeBachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.16+ years of experience designing, integrating, and supporting enterprise systems, cloud architectures, and API-driven solutions within complex mission environments.5+ years of experience implementing and administering API gateway technologies in cloud-based architectures; Experience designing secure APIs and enterprise integration solutions utilizing REST, GraphQL, event-driven architectures, message queues, streaming platforms, or ETL pipelines. TITLE: Principal Systems Engineer (API Gateway)LOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Full-time, Onsite POSITION SUMMARYModern Government Solutions (MGS) is seeking a Principal Systems Engineer to architect, integrate, and secure mission-critical API ecosystems supporting next-generation national security capabilities.