Principal Engineer Analyst – Azure Cloud Migration & Modernization / Active Secret PeratonPrincipal Engineer Analyst – Azure Cloud Migration & Modernization / Active SecretArlington, Virginia$104,000–$166,000 / yearFull timeApplicants must currently hold one of the following professional certifications or obtain one prior to start date (continued certification required): CASP+ CE, CCNA Cyber Ops, CCNA-Security, CCNP Security, CEH, CFR, CISA, CISSP (or Associate), Cloud+, CySA+, GCED, GCIA, GCIH, GICSP, SCYBER, VCA DCV, PPDA, Agile IC, SNOW App Dev. This role requires an experienced engineer who can take ownership of the entire lifecycle—from assessing the current environment and defining the future-state architecture to leading migration activities, establishing governance, and supporting long-term operations.
Associate Principal Engineer - Technical Program Manager PeopleNTech LLCAssociate Principal Engineer - Technical Program ManagerAlexandria, VARemote$77–$82 / hourProven experience leading complex technical projects, driving organizational transformation initiatives (such as Agile adoption), and applying Agile SAFe framework or managing multiple complex projects simultaneously, with a focus on strategic planning and driving organizational goals. • The TPM lead will have a pragmatic approach and iterative approach to building software including ability to simplify and get things done with a demonstrated track record of building and delivering software and working effectively with external and internal teams.
Principal Engineer -Technology Architect - Generative AI PeopleNTech LLCPrincipal Engineer -Technology Architect - Generative AIAlexandria, VA$94–$100 / hourPractical experience designing Generative AI solutions using LLMs, RAG, embeddings, chunking, and search technologies. • Build cloud native systems using Azure, AWS, Kubernetes/AKS/EKS, containers, and microservices patterns.
Principal FPGA Engineer Rocket Lab CorporationPrincipal FPGA EngineerChantilly, VATo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more.
Associate Principal Engineer- BIG-DATA-ENGINEER PeopleNTech LLCAssociate Principal Engineer- BIG-DATA-ENGINEERAlexandria, VA$72–$75 / hourStakeholder Engagement Serve as the primary technical liaison between clients and delivery teams for all data-related initiatives. Data Engineering and Integration Expertise, Data Governance and Security Knowledge, Databricks, Technical delivery.
Principal Engineer: Clean Utilities and HVAC (920) Civica RxPrincipal Engineer: Clean Utilities and HVAC (920)Petersburg, VACivicaScript works with trusted manufacturing partners to develop quality generic medicines and has forged partnerships with like-minded payors, pharmacy benefit managers and pharmacies to enable significant cost savings to be passed along to their customers. SME with a deep technical expertise in all systems under his/her responsibility (GMP HVAC, GMP Utilities and ancillary systems associated within their facilities), understanding their applications in pharmaceutical manufacturing, well versed with flow charts and process parameters, and awareness of industry trends.
Salesforce Principal Engineer PenFed Credit UnionSalesforce Principal EngineerMcLean, Virginia$84,700–$166,650 / yearFull timeThe primary purpose of this job is to provide engineering and solution architecture support for complex system management activities related to system software, hardware, performance, problem determination or resource management requiring communication and coordination with vendors, technicians, clients, and management. Responsibilities include defining tech requirements; performing detailed analysis of various projects and requests; developing designs for projects that have medium to high complexity; formulating procedures; monitoring key performance indicators; and implementing advanced business solutions.
Construction Materials Principal Engineer ECS LtdConstruction Materials Principal EngineerCharlottesville, Virginia$95,000–$115,000 / yearECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #50 in Zweig Group’s Hot Firm List (May 2025). Bachelor of Science in any of the following: Civil Engineering, Construction Engineering and Management, Materials Science Engineering, Architectural Engineering, or Geology; Note: Construction Management degrees and certain Technology degrees may not be considered.
Principal Systems Engineer Ultra Electronics Ocean SystemsPrincipal Systems EngineerChantilly, VirginiaAt Ultra Maritime, the Principal Systems Engineer will have the opportunity to guide the development and selection of key technologies for the Navy and will have the opportunity to work with complex software algorithms and cutting-edge digital signal processing hardware. Develops plans and leads systems Engineering teams to ensure optimum use of time and resources and provides technical leadership, ensuring that team performance is aligned and contributes to the overall goals of the business unit.
Principal Engineer Basic Commerce & Industries IncPrincipal EngineerDahlgren, VARequired specialized experience is required in such programs as Aegis Combat and Weapon Systems, Aegis Ballistic Missile Defense (ABMD), Ship Self Defense System (SSDS), Integrated Air and Missile Defense (IAMD), NIFC-CA, DDG-1000, Littoral Combat Ship (LCS) or US Coast Guard. Experience Required: Successful candidates must have a minimum of 25-30 years US Navy surface warfare experience gained while on active duty senior enlisted or officer serving on carriers, DDGs, CGs, LCS, large deck or smaller amphibious ships, or land-based test sites, etc.
Principal Security Engineer Fannie MaePrincipal Security EngineerReston, VirginiaDeep knowledge of cloud security architecture, IAM, networking, encryption, logging, monitoring, workload protection, governance, and enterprise network security, including segmentation, firewalls, proxies, VPNs, DNS security, secure web gateways, IPS, load balancing, ZTNA, and SASE. Professional Certifications: Relevant industry certifications such as CISSP, CCSP, PCNSE, AWS Certified Security – Specialty, AWS Certified Advanced Networking – Specialty, Google Professional Cloud Security Engineer, Microsoft Certified: Azure Security Engineer Associate, GIAC certifications, or equivalent credentials.
Senior Principal FPGA & Digital Signals Processing Engineer Research InnovationsSenior Principal FPGA & Digital Signals Processing EngineerAlexandria, VAAs the Principal FPGA & DSP Engineer, you will serve as the technical leader responsible for designing and delivering the next generation of real-time FPGA-based signal processing capabilities that enable rapid spectrum awareness, signal exploitation, and electronic warfare operations. Working closely with hardware, software, AI, and RF engineering teams, you will architect high-performance firmware solutions that transform advanced algorithms into deployable capabilities supporting the Department of Defense, Intelligence Community, and allied mission partners.
Principal RF/Electrical Engineer ElveoPrincipal RF/Electrical EngineerChantilly, VirginiaSome work products will include link budgets analyses, system dimensioning for coverage and capacity (including traffic analysis and simulation), initial system design and dimensioning, coverage planning, frequency planning, interference analysis and mitigation techniques. Knowledge of some communications/networking protocols (for instance: IP, TCP/IP, DVB-S/S2/S2X, CCSDS, LoRA, TDMA, CDMA, FDMA, GSE Encapsulation, ZeroMQ, VXLAN tunneling, DHCP, Tailscale, Ethernet, etc.).
Principal Digital Signal Processing Engineer - TS/SCI ParsonsPrincipal Digital Signal Processing Engineer - TS/SCIHerndon, Virginia$148,300–$266,900 / yearMinimum of 10 years of experience in software implementation of algorithms related to digital wireless communications, signal processing, signal geolocation, estimation theory, image processing, control systems, statistics, machine learning and/or pattern recognition. Since we deal with specific customer needs, it will be necessary to understand the problem, to utilize methods from a potentially wide variety of domains, produce functional solutions, and see the efforts through to completion.
NewSr. Principal Engineer - Bioprocess Eli Lilly and CompanySr. Principal Engineer - BioprocessVirginiaOur current groups include: Africa, Middle East, Central Asia (AMECA), Black Employees at Lilly (BE@Lilly), Chinese Culture Network (CCN), EnAble, Evolve, Lilly Indian Network (LIN), Organization of Latinx at Lilly (OLA), Pride (LGBTQ+ Allies), Veterans Leadership Network (VLN) and Women’s Initiative for Leading at Lilly (WILL). Headquartered in Indianapolis, Indiana, our over 50,000 employees around the globe take on complex challenges to discover and deliver life-changing medicines, strengthen how health is understood and managed, and support the communities we serve.
Principal Power Electronics Engineer On.EnergyPrincipal Power Electronics EngineerReston, VAServe as the company's SME for grid-code and UPS performance compliance- IEEE 2800, IEEE 1547, UL 1741, IEC 62040-3, ERCOT ride-through - and set the inverter qualification / type-test program, acceptance criteria, and current-limit / short-circuit and data-evidence requirements suppliers must meet. You are fluent in power electronics, its controls (grid-following and grid-forming), and BESS integration - ideally with UPS experience in mission-critical applications - and you own the inverter technical thread from proposal through FAT, commissioning, and field feedback for MW-scale systems.
NewPrincipal FPGA Engineer Trident Systems IncPrincipal FPGA EngineerFairfax, VA$116,000–$216,000 / yearWork within a multi-discipline team of engineers designing advanced multi-function RF, processing, networking, and/or data storage solutions for space applications utilizing the latest Xilinx (AMD) technologies (e.g., Zynq Ultrascale+ MPSoC, Zynq Ultrascale+ RFSoC, and Versal ACAP). However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
NewPrincipal Engineer Systems Planning and AnalysisPrincipal EngineerDahlgren, VirginiaFull timeExperience may be in radio frequency and microwave design OR pulsed power and high voltage design; Experience in HPM weapon effects or electromagnetic interference analysis; Ten (10) years of experience planning, technically directing, coordinating, and controlling engineering activities associated with engineering support contracts; solving technical problems that arise from the development and design of various directed energy systems; and providing expert judgement and analysis for the design, development, integration, and implementation of technical products and systems; Ten (10) years of experience related to one or more of the following technology areas: RF sensors, HPM systems, image and signal processing, and modeling and simulation; Ten (10) years of experience with US Navy or other Armed Services' Weapon or Warfare Systems research and development programs; DoD Top Secret clearance with ability to receive TS/SCI and the ability to maintain clearance throughout employment. These capabilities support more than 100 Above Water Sensor, Undersea, and Combat System programs and projects within the Navy’s Portfolio Acquisition Executive for Mission Systems, Maritime and Munitions, as well as clients at Naval Surface Warfare Center, Dahlgren Division, Naval Surface Warfare Center, Crane Division, and the Office of Naval Research.#FC #Dice.
Principal Engineer, Software Verint Systems, Inc.Principal Engineer, SoftwareRichmond, VAYou will operate at the intersection of hands-on engineering excellence and strategic technical leadership — contributing directly to complex features while shaping how the entire engineering organization builds, scales, and operates its software. + Cloud and Infrastructure: Deep hands-on experience with AWS or Azure including serverless compute, managed messaging (SQS/SNS/Service Bus), managed databases, and cost optimization.
Principal Mechanical Engineer SME - TS/SCI Polygraph Required LeidosPrincipal Mechanical Engineer SME - TS/SCI Polygraph RequiredReston, VirginiaMEP Systems Expertise: Strong multidisciplinary understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure. The successful candidate will leverage extensive engineering expertise to analyze facility designs, spatial layouts, operational workflows, and supporting infrastructure to determine functional capabilities and mission relevance.