Principal Applications Engineer - Remote, Washington DC / Philadelphia / Wilmington / Chicago (Washington, DC, US, 20001) AmtrakPrincipal Applications Engineer - Remote, Washington DC / Philadelphia / Wilmington / Chicago (Washington, DC, US, 20001)Washington, DCRemote$113,200–$146,664 / 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. In accordance with DOT regulations (49 CFR § 40.25), Amtrak is required to obtain prior drug and alcohol testing records for applicants/employees intending to perform safety-sensitive duties for covered Department of Transportation positions.
Principal Materials Engineer (Metallics) - Advanced Nuclear Technology X Energy LLCPrincipal Materials Engineer (Metallics) - Advanced Nuclear TechnologyRockville, MD$121,868–$203,113 / yearPerform and assist metallurgical analysis for the alloys selected for metallic systems, structures, and components of X-energy developed reactors, including pressure vessels and piping, reactor internals, heat exchangers, and other systems and components. Job Responsibilities: Develop and implement methodologies to qualify and characterize materials, especially metallic alloys, graphite, composites, and welding materials for nuclear reactor applications including in high temperature environments.
Senior Cloud Network Engineer S.W.I.F.T. SCRLSenior Cloud Network EngineerManassas, VADesign, implement, and operate cloud networking components within the AWS Landing Zone (VPCs, subnets, routing, gateways, load balancing). Hands‑on experience designing and operating AWS networking constructs (VPC, subnets, routing, NAT, gateways, load balancing).
Principal Technical Lead Software Engineering AI Infrastructure - North America Software Center Taiwan Semiconductor Manufacturing Co LtdPrincipal Technical Lead Software Engineering AI Infrastructure - North America Software CenterWashington, WAWho We''re Looking For: We develop next-generation AI infrastructure, cloud platforms, data infrastructure, developer platforms, and site reliability engineering (SRE) capabilities supporting engineering teams and manufacturing facilities worldwide. Build Enterprise AI Infrastructure:xa0Design highly scalable platforms supporting LLM serving, GPU scheduling, Model routing, Model lifecycle management, RAG infrastructure, Vector databases, AI orchestration.
Principal Technical Lead Software Engineering Global Infrastructure-North America Software Center Taiwan Semiconductor Manufacturing Co LtdPrincipal Technical Lead Software Engineering Global Infrastructure-North America Software CenterWashington, WAWorking closely with engineering teams in North America and Taiwan, you will architect highly available, scalable, and automated infrastructure platforms that power thousands of applications and mission-critical manufacturing services. Who We''re Looking For: We are seeking a talented and experienced Global Infrastructure Tech Leader to define the architecture, technical vision, and long-term roadmap for TSMC''s enterprise infrastructure platform.
Engineer Network Systems, Principal Shenandoah Telecommunications CompanyEngineer Network Systems, PrincipalReston, VABuild and manage the security infrastructure of the corporate network to include installing hardware, configuring firewalls and Internet content filters, setting up virtual private networks (VPNs), and performing upgrades. Shenandoah Telecommunications Company ("Shentel") specializes in providing High-Speed Internet and other telecommunications services to customers in the Mid-Atlantic United States.
Senior Software Engineer - Low-Latency, Async & Systems Programming | Cloud Security Tenable IncSenior Software Engineer - Low-Latency, Async & Systems Programming | Cloud SecurityColumbia, MD$137,500–$183,500 / yearEmployees are also eligible for variable compensation in addition to base pay (commission for sales roles, bonus for non-sales roles), depending on company and individual performance. Your Opportunity: Develop critical components and systems that drive business outcomes, while maintaining and enhancing core infrastructure for scalability and reliability.
Sr. Software Engineer - DMV Mobomo, LLCSr. Software Engineer - DMVVARemoteFull timeEngineer who can operate independently, require minimal oversight, and immediately contribute to backend development and infrastructure efforts. About Mobomo: Mobomo is a full-service DevOps agency dedicated to creating elegant solutions to solve complex problems.
Senior Software Engineer - Fuzzer AntithesisSenior Software Engineer - FuzzerVienna, VirginiaBonus: Experience with fuzz testing frameworks like libFuzzer, AFL, or Honggfuzz; property-based testing tools like QuickCheck, Hypothesis, or PropTest; program analysis or formal methods; ML/AI-driven search; deterministic replay; or open-source testing contributions. A genuine passion for software testing and correctness is a must , whether through building testing infrastructure, contributing to tooling, or just spending too much time thinking about why software is so buggy.
Senior Software Engineer (Lead) - Terminal Software ViaSat IncSenior Software Engineer (Lead) - Terminal SoftwareGermantown, MD$208,500–$312,500 / yearBachelor's or Master's degree in Computer Science or Computer Engineering 10+ years' experience in hands-on software design and development experience using C/C++/Rust in embedded environments, with a track record of success 10+ years' experience with Linux in embedded environments Proven experience with Linux networking stack and kernel drivers Extensive hands-on experience with Object Oriented methodology and development Experience with CICD and DevOps practices Strong analytical skills and the ability to evaluate software architecture and design, including existing codebases Excellent communication skills US Citizenship or permanent residence required. Software engineering as part of an agile development team Design, develop, and drive software products Participate in design, development, and code reviews of software with a view to deliver quality products in the short and long term Lead a team of software engineers Collaborate and coordinate with other software team leads in driving timely delivery of quality software Produce software as an individual contributor.
Software Test Engineer (Level 2 or 3) Northrop Grumman CorpSoftware Test Engineer (Level 2 or 3)VA$91,800–$137,600 / yearWhether your background is in software test automation and you''re eager to learn satellite ground systems, or you have space systems experience and want to build expertise in automated software testing, you''ll have the opportunity to work directly with the engineers and operators responsible for flying satellites while helping shape the future of our automated test capabilities. Experience developing automated software tests and integrating them into CI/CD pipelines using tools such as Jenkins, GitLab CI, TestComplete, PyTest, Google Test (gTest), Robot Framework, or similar technologies.
Senior Software Engineer - Lead DevOps Engineer (Onsite) RTX CorpSenior Software Engineer - Lead DevOps Engineer (Onsite)Sterling, VAQualifications You Must Have: • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience or in absence of a degree, minimum 8 years of relevant experience • Active and transferable U.S. government issued security clearance is required prior to start date • Strong problem-solving skills to identify issues quickly and develop effective solutions. • Certifications: Security (Security+, CISSP, or equivalent); Networking (CCNA or equivalent) • Experience in application development and integration with Cloud (Amazon Web Services, Microsoft Azure, Google Cloud, VMware Cloud) infrastructure or services.
Senior Software Engineer TS/SCI w/Poly AmentumSenior Software Engineer TS/SCI w/PolySavage, MarylandWork directly with data scientists as well as mission analysts to solve the most demanding strategic problems; perform end-to-end software engineering to prototype, develop, integrate, test, and deploy tools and tradecraft into the customer's corporate architecture. The software engineer will work closely with data scientists and end users to develop innovative analytic tools to further discovery and tradecraft around critical global challenges, then deliver innovative solutions focused on operationalizing data science.
Senior Software Engineer, Product & Solutions Amazon.com IncSenior Software Engineer, Product & SolutionsArlington, VAImplement and drive best practices in modern software engineering-design, testing, version control, documentation, deployment, and operations-including the adoption of GenAI assistance tools, automated code reviews, and AI-assisted testing. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
NewLead Systems Engineer – AWS Cloud GD Information TechnologyLead Systems Engineer – AWS CloudFairfax, VirginiaTranslates operational requirements into system-level designs and testable requirements; develops and maintains core SE artifacts (requirements, traceability, specifications, diagrams, test plans, baselines); leads integration and system-level testing across applications, data, infrastructure, and security; and drives transition to operations. To 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.
Senior Software Engineer (Hybrid) - 27718 Huntington Ingalls Industries IncSenior Software Engineer (Hybrid) - 27718Columbia, MD$137,510–$195,000 / yearWhen extending an offer, Enlighten takes a variety of factors into consideration which include, but are not limited to, the roles function, internal equity and a candidates education or training, work experience, certifications and key skills. Enlighten, honored as a Top Workplace from USA Today, is a leader in big data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science.
Senior Unified Communications Engineer AHU TechnologiesSenior Unified Communications EngineerWashington, District of Columbia$73–$81 / hourComplete Description: This position serves as Senior Unified Communications Engineer responsible for assisting the DC-Net Voice Engineering Program Manager in carrying out the District Government’s responsibility in supporting the District of Columbia’s city-wide Voice and Video communication. · Installs and upgrades the following Cisco voice systems: Cisco Unified Communications Manager (CUCM), Cisco Unity Connection (CUC), Session Manager Edition (SME), Expressways, Emergency Response systems, SRST, and voice gateways.
Senior Software Engineer, Salesforce Vets HiredSenior Software Engineer, SalesforceMcLean, Virginia4+ years of experience in at least one of the following: Salesforce development with Apex, Native, VisualForce, Lightning framework, SOQL. At least 3 years of experience in Salesforce Software Engineering (HTML, CSS, JavaScript, SQL).
Senior Backend Software Engineer (USA Remote) Turnitin LLCSenior Backend Software Engineer (USA Remote)Washington, DCRemote$112,125–$186,875 / yearActual compensation will be provided in writing at the time of offer, if extended, and is determined by work location and a range of other relevant factors, including but not limited to: experience, skills, degrees, licensures, certifications, and other job-related factors. The Senior Software Engineer - Backend Services will be responsible for designing, implementing, and maintaining scalable, high-performance backend systems using AWS Lambda and related technologies.
Cyber Software Capability Lead G2 Ops, Inc.Cyber Software Capability LeadArlington, VA$145,000–$170,000 / yearThe Cyber Software Capability Lead and Principal Software Engineer provides technical leadership for the architecture, development, and evolution of G2 Ops' software capabilities supporting the AEGIS portfolio, including the SOFIA Cyber Analytics Platform, MONARCH, SMART, and related cybersecurity and digital engineering applications. This is a hands-on technical leadership role responsible for defining software architecture, mentoring engineers, driving technical execution, and delivering innovative software capabilities that support Department of Defense customers.