NewPrincipal, Public Sector Compliance CohesityPrincipal, Public Sector ComplianceWashington DCCohesity helps organizations defend against cybersecurity threats with comprehensive data security and management capabilities, including immutable backup snapshots, AI-based threat detection, monitoring for malicious behavior, and rapid recovery at scale. If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, you may contact us at 1-855-9COHESITY or recruiting@cohesity.com.
Principal Cybersecurity Engineer With Ts/Sci Poly Leidos Holdings Inc.Principal Cybersecurity Engineer With Ts/Sci PolyAnnapolis Junction, MD$154,050–$278,475 / yearThe selected individual will lead all security engineering efforts for a large, complex network environment with geographically distributed systems; and will manage a team of Information Systems Security Officers (ISSOs) and Information Systems Security Engineers (ISSEs), providing technical leadership and direction to meet program requirements. At least twelve years of experience with defense-in-depth principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development.
Sr. / Principal Welding Process Engineer Dixon ValveSr. / Principal Welding Process EngineerStevensville, MD$116,000–$156,000 / yearDesign for Weldability: Provide early technical input to development teams to ensure manufacturability and prevent late-stage rework. To that end, personal information will be collected solely for those legitimate business purposes recognized by law, and then maintained in a manner consistent with all applicable laws and regulations pertaining to document retention requirements.
Principal System Engineer/Program Portfolio Manager KBRPrincipal System Engineer/Program Portfolio ManagerBethesda, MD$148,900–$223,400 / yearKBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. Innovative Projects: KBR's work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions.
Principal Software Engineer VTGPrincipal Software EngineerHanover, MarylandFull timeOverview: As a Principal Software Engineer supporting mission-essential national security initiatives, you will design, develop, integrate, and maintain secure, high-performance software solutions that enable critical intelligence, defense, and operational missions. Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, Electrical Engineering, Mathematics, or a related technical discipline.
Principal, Monetization Circle Internet Financial LLCPrincipal, MonetizationWashington, DCRemote$185,000–$237,500 / yearCircle's platform includes the world's largest regulated stablecoin network anchored by USDC, Circle Payments Network for global money movement, and Arc, an enterprise-grade blockchain designed to become the Economic OS for the internet. Deep TradFi background (fixed income, FX, credit, treasury, or capital markets origination) and/or senior crypto capital markets experience (exchange, market maker, yield platform, or digital asset issuer).
Principal Kubernetes Engineer Leidos Holdings IncPrincipal Kubernetes EngineerDC$154,050–$278,475 / yearWorking alongside cloud engineers, software developers, cybersecurity professionals, and product managers, you will architect, automate, and optimize enterprise Kubernetes capabilities that improve developer productivity, strengthen platform security, and enhance operational resilience. In this role, you will serve as the senior technical lead for one of four Kubernetes platform environments, driving the engineering of secure, scalable, and highly available platform services that enable rapid software delivery across hybrid cloud environments.
Principal Elasticsearch Systems Engineer Leidos Holdings Inc.Principal Elasticsearch Systems EngineerBethesda, MD$131,300–$237,350 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Principal Architect - Behavioural Healthcare Lead Arcadis NVPrincipal Architect - Behavioural Healthcare LeadWashington, DC$147,000–$220,000 / yearArcadis's expertise is delivered by a team of professionals, each dedicated to specialist areas such as urban design, architecture, intelligent transport, landscaping, interior design, software development and many more areas of client focused services. Lead, motivate and develop a diverse team of senior specialists by recruiting, setting objectives and reviewing performance to ensure staff are developed, driven and have the necessary skills to deliver the program objectives.
Principal II - Fraud Analytics Lead (Consulting Manager) GuidehousePrincipal II - Fraud Analytics Lead (Consulting Manager)Arlington, VAExperience using tools and technologies such as Python, R, Java, Linux shell scripting, SQL/no-SQL databases, Spark, Elasticsearch, Parquet, SIEM platforms including Splunk, Microsoft Word, Microsoft Excel, and Microsoft PowerPoint. Experience with web development languages and frameworks such as HTML, Python/Flask, JavaScript, CSS, jQuery, or React in support of platform advisory, analytics ecosystem, data/application integration, dashboard, or application-facing analytics work.
Principal Software Engineer (AI - Assisted Developer Tooling) GliaCell TechnologiesPrincipal Software Engineer (AI - Assisted Developer Tooling)Laurel, MD$200,000–$280,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. The role emphasizes AI-assisted IDE capabilities, automated code quality workflows, and experimentation with agentic and autonomous systems to support software development tasks.
Principal DevOps / Software Engineer GliaCell TechnologiesPrincipal DevOps / Software EngineerLaurel, MD$200,000–$280,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. You will also contribute to the MI team as a software engineer and analytic developer where you will design, develop, and integrate solutions involving the analysis of large data sets to establish mission cognizance and deliver mission-centric insights.
Principal Full Stack Software Engineer GliaCell TechnologiesPrincipal Full Stack Software EngineerLaurel, MD$200,000–$280,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. You will be responsible for designing and delivering custom applications, providing data visualization, workflow automation, and mission cognizance for mission critical activities.
Principal Analytic Software Engineer GliaCell TechnologiesPrincipal Analytic Software EngineerLaurel, MDFull timeWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. GliaCell’s Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization.
Principal Software Development Engineer - Frontend Re:CarPrincipal Software Development Engineer - FrontendWashingtonYou drive awareness about the impact and consequences of technical decisions on the business, balancing technical leadership with strong business judgment to make the right long-term decisions about technology choices. You must be able to thrive and succeed in a fast-paced startup environment where your contributions have a direct impact on the company’s direction and success and should not be hindered by ambiguity or competing priorities.
Cloud Engineer Principal Science Applications International CorpCloud Engineer PrincipalWashington, DC$160,001–$200,000 / yearAWS Focused: Configuration of AWS Accounts, IAM Users and Roles, VPCs, subnets, load balancers, Network routes, Transit Gateway, Control Tower, Systems Manager, Config Manager, stack sets, WAF, CloudFront, and Route53. This resource will be responsible for managing cloud environments, possessing extensive skills and knowledge in cloud service provider selection, implementation techniques, application data migration techniques and tools for the most efficient solution to meet business needs, including present and future capacity requirements.
NewConfiguration Analyst Principal Science Applications International CorpConfiguration Analyst PrincipalWashington, DCRemote$80,001–$120,000 / yearJOB DESCRIPTION: The Candidate will assist the Crane CPS CM lead in formulating big picture strategic ideas to drive CM strategy for the program (including CM processes for the CPS Hardware-In-The-Loop (HWIL) test environment) in a rapid development environment; enable processes that will prepare the program for weapon system sustainment requirements; help the program obtain technical and data driven solutions; and evaluate and recommend engineering, CM, and Data Management (DM) tools. SAIC is seeking a Configuration Analyst Principal to assist the NSWC Crane Hypersonic Systems Engineering Team in developing and implementing Configuration Management (CM) processes, authoring documentation/policy, and applying CM best practices for a hypersonic developmental program working to establish formal processes as configuration responsibility is transitioned from the Lead Systems Integrator to the Government.
Principal Product Manager - CTJ - Poly Microsoft CorpPrincipal Product Manager - CTJ - PolyAnnapolis Junction, MD$142,800–$274,800 / yearDrive scenarios from private preview through public preview to general availability, partnering with Product Marketing and cross functional teams to define release criteria, customer ready narratives, and change management plans. These requirements include, but are not limited to the following specialized security screenings: The successful candidate must have an active U.S. Government Top Secret Clearance with access to Sensitive Compartmented Information (SCI) based on a Single Scope Background Investigation (SSBI) with Polygraph.
Principal AI Engineer, Special Programs Space Exploration Technologies CorpPrincipal AI Engineer, Special ProgramsWashington, DC$220,000–$350,000 / yearITAR REQUIREMENTS: To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. You may also be eligible for long-term incentives, in the form of company stock, stock options, or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan.
NewPrincipal Linux Systems Administrator Leidos Holdings IncPrincipal Linux Systems AdministratorAnnapolis Junction, MD$131,300–$237,350 / yearExperience with Linux account and permission management, package management, patching, system services, storage, authentication, process management, system configuration, and performance monitoring, including experience supporting Linux systems in virtualized or cloud-hosted environments such as VMware or AWS EC2. The ideal candidate brings deep hands-on Linux administration experience and is comfortable operating in secure, highly available environments using command-line tools, system logs, automation, and established change-management processes.