Principal Incident Response Analyst - 90397446 National Railroad Passenger CorpPrincipal Incident Response Analyst - 90397446Washington, DC$124,600–$161,352 / hourYou will serve as a subject matter expert responsible for coordinating and executing incident response activities across the organization, lead complex investigations involving suspected and confirmed cybersecurity incidents, execute the cyber incident response plan, response playbooks, and partner closely with information security leadership, business stakeholders, and cross-functional teams to ensure timely resolution of security incidents. ESSENTIAL FUNCTIONS: As a Principal Cyber Threat Incident Response Analyst, you will provide industry-leading cyber incident response supporting the Cyber Fusion Center mission to effectively detect and respond to threats and reduce the overall impact of business risk before, during, and after an incident.
Principal Proposal Writer ASRC Federal Holding CompanyPrincipal Proposal WriterReston, VAThe salary offered will depend on several factors including, but not limited to, relevant experience, skills, education, geographic location, internal equity, business needs, and other factors permitted by law. This remote role requires occasional travel, primarily within the Washington, DC metropolitan area, with additional travel as needed to support onsite bid team collaboration.
Principal PostgreSQL Engineer (TS/SCI) VantorPrincipal PostgreSQL Engineer (TS/SCI)Herndon, VirginiaThis role ensures high availability, performance, scalability, and security of mission-critical database environments while collaborating with software engineers, data engineers, DevSecOps teams, and system administrators to deliver reliable data services in a secure, cloud-enabled environment. We are seeking a Senior PostgreSQL Engineer to support the architecture, optimization, and operational support of PostgreSQL databases supporting a large-scale U.S. Government big data analytics platform.
Principal Software Engineer – Data & AI Blue OriginPrincipal Software Engineer – Data & AIWashingtonand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Principal Engineer, Security Architecture - DGX Cloud NVIDIAPrincipal Engineer, Security Architecture - DGX CloudUs, WashingtonSecurity here is fleet horizontal and stack vertical, so your work will cross every DGX Cloud engineering organization: you will embed with the teams building GPU clusters, control planes, and services, join their designs as a participant rather than an approver, and leave behind systems in which an entire class of risk is no longer possible. Multi-Functional Collaboration: Partner with DGX Cloud platform, production engineering, and network security teams, and with NVIDIA's central security organization, to make the secure path real in CI/CD and in the hardware lifecycle.
NewAutomation Principal Engineer Wells Fargo & CoAutomation Principal EngineerMcLean, VA$159,000–$305,000 / yearThey are accountable for execution of all applicable risk programs (Credit, Market, Financial Crimes, Operational, Regulatory Compliance), which includes effectively following and adhering to applicable Wells Fargo policies and procedures, appropriately fulfilling risk and compliance obligations, timely and effective escalation and remediation of issues, and making sound risk decisions. Lead the strategy and resolution of highly complex and unique challenges requiring in-depth evaluation across multiple areas or the enterprise, delivering solutions that are long-term, large-scale and require vision, creativity, innovation, advanced analytical and inductive thinking.
NewPrincipal Software Engineer VantorPrincipal Software EngineerHerndon, Virginia$220,000–$242,000 / yearWorking within an Agile DevSecOps environment, the Senior Developer collaborates with ontology engineers, software engineers, database engineers, data engineers, and Government stakeholders to deliver high-quality software that supports operational mission requirements. This position develops application services, APIs, user interfaces, and backend components that leverage enterprise ontologies, knowledge graphs, and Semantic Web technologies to support data interoperability and mission workflows.
NewSenior Principal Software Developer CACI International Inc.Senior Principal Software DeveloperSpringfield, VA$103,800–$218,100 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. The Opportunity: CACI is seeking a experienced Senior Principal Software Developer to support a mission-critical program for the National Geospatial-Intelligence Agency (NGA).
Principal AWS Cloud Engineer ManTech International CorpPrincipal AWS Cloud EngineerChantilly, VA$141,500–$236,000 / yearThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. The Principal AWS Cloud Engineer anchors the design, deployment, and security management of our primary AWS environment-with a strong focus on cloud security monitoring and threat detection-while supporting cross-cloud security alignment across Azure and Oracle Cloud Infrastructure (OCI).
Principal Threat Intelligence Engineer - Remote or Hybrid in MN or DC UnitedHealth Group IncPrincipal Threat Intelligence Engineer - Remote or Hybrid in MN or DCWashington, DCRemote$112,700–$193,200 / yearThe role focuses on ingesting, normalizing, and enriching threat intelligence information, integrating Threat Intelligence Platforms (TIPs) and intelligence sources with security tooling (e.g., SIEM, SOAR, EDR), and deploying automated intelligence-enabled detection and response workflows. The Principal Threat Intelligence Engineer is expected to execute the delivery of technical intelligence solutions to CTI, SOC, Threat Detection, and Threat Hunting teams that accelerate the processing and dissemination of intelligence, increase speed of detection, and enable rapid response.
Principal Consultant - FirstNet Oracle CorpPrincipal Consultant - FirstNetDC$71,200–$158,200 / yearWe are looking for an experienced Consultant to help design, build/configure, activate, and support the implementation of Oracle Health EHR (Millennium) solutions across Federal agencies including the Department of Defense, United States Coast Guard, Veterans Affairs and Indian Health Service. Basic Qualifications: At least 3+ years total combined related work experience and completed higher education, including: At least 2 years healthcare information technology (HCIT) consulting, HCIT support and/or other client-facing or information technology (IT) solution work experience.
Principal Data Scientist PenFed Credit UnionPrincipal Data ScientistMcLean, VirginiaFull timeDemonstrate strong data analysis skills, ability to understand underlying data and complex loss/balance forecasting models, various product features, possess organizational and prioritization skills, as well as strong attention to detail. Ability to interact effectively with team members across the management team, Lines of Business (LOB), credit officers, finance, model governance, oversight, validation, and audit organizations.
Principal Database Engineer Envision Innovative SolutionsPrincipal Database EngineerAnnapolis Junction, MD$200,000–$220,000 / yearThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. Translate a set of requirements and data into a usable database schema by creating or recreating ad hoc queries, scripts and macros, updates existing queries, creates new ones to manipulate data into a master file.
Principal Cloud Engineer Meso Scale Diagnostics LLCPrincipal Cloud EngineerMD$116,600–$177,800 / yearPartner with Cybersecurity on cloud security engineering: IAM, KMS encryption, secrets management, GuardDuty, Security Hub, AWS Config, vulnerability management, and SIEM (SIEMonster/Wazuh) integration; lead remediation of cloud security findings. Strong cloud security engineering knowledge: IAM design at scale, KMS and secrets management, GuardDuty/Security Hub/AWS Config, vulnerability management, and integration with enterprise SIEM platforms (Wazuh, Splunk, Sentinel, or comparable).
Principal Developer TeamcenterX Meso Scale Diagnostics LLCPrincipal Developer TeamcenterXMD$116,600–$177,800 / yearThe position owns the technical architecture for server-side customization (ITK, SOA, custom handlers), codeful BMIDE extensions, Active Workspace Client (AWC) customization, and integrations connecting Teamcenter with JD Edwards ERP, CAD systems, manufacturing systems, and downstream consumers across MSD's digital thread. Architect integrations between Teamcenter X and downstream/upstream systems (JD Edwards ERP, MES, CAD, quality systems, middleware) using T4S, T4EA, SOA, REST, and message-based patterns; own end-to-end integration design across the MSD digital thread.
Sr Principal Architect - Architecture Practice - Remote National Railroad Passenger CorpSr Principal Architect - Architecture Practice - RemoteWashington, DCRemote$149,400–$193,644 / hourOur values of 'Do the Right Thing, Excel Together and Put Customers First' are at the heart of what matters most to us, and our Core Capabilities, 'Building Trust, Accountability, Effective Communication, Customer Focus, and Proactive Safety & Security' are what every employee needs to know and do to be most impactful at Amtrak. Strong expertise in architectural practices: Architectural Decision Records, Build vs Buy analysis, Business Capability Maps, Value-Stream Analysis, Solution Architecture work products, Architecture Governance.
Principal Data Scientist MarkonPrincipal Data ScientistAnnapolis Junction, Maryland$150,000–$210,000 / yearFull timeOur growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services. 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 Scale AIPrincipal ArchitectWashington, DC$257,000–$321,000 / yearOur products provide the high-quality data and full-stack technologies that power the world's leading models, and help enterprises and governments build, deploy, and oversee AI applications that deliver real impact. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position, determined by work location and additional factors, including job-related skills, experience, interview performance, and relevant education or training.
Principal Optical Engineer QinetiQ USPrincipal Optical EngineerLorton, Virginia$164,500–$213,500 / yearYou’ll support programs to provide our customers with capabilities like long-range optics for scout surveillance and fires support, body-worn EOIR sensors, fire control, and more— you’ll help provide the sensing capability that enables the ‘observe’ stage of the OODA (observe, orient, decide, act) loop. Position Overview: QinetiQ US is looking for a Principal Optical Engineer experienced in electro-optic/ infrared (EOIR) imaging sensor optical design, laboratory optical characterization, and prototype integration with a willingness to learn new skills to join our team.
Principal Security Consultant Kratos DefensePrincipal Security ConsultantHerndon, VAAs a Principal Security Consultant of Commercial Cybersecurity Services for Kratos, you will be leading and supporting teams of professionals working to evaluate and secure innovative cloud computing solutions on the most advanced cloud and on-premises infrastructures, by providing security consulting services and performing security assessments. Required certification(s): Maintain a CISSP and one or more of the following certificates: CASP+ CE, GCED, GCIH, GSLC, CISA, CISM, CCSP, CISSP-ISSAP, CISSP-ISSEP, CISSP-ISSMP, CFR, CCISO.