Top Tech Jobs & Startup Jobs

Supports People & Culture administrative operations by organizing, scanning, auditing, and updating employee records; managing HRIS transition data; tracking missing paperwork; and assisting with other HR projects. The onsite, three- to four-month internship requires strong attention to detail, document and data management skills, deadline adherence, confidentiality, and familiarity with Microsoft Office.

Provides senior-level administrative support to DNS leadership and NNSA personnel. Responsibilities include managing classified and unclassified correspondence, executive calendars, meetings, travel, events, signature packages, briefings, and action items. The role coordinates domestic and international travel, classified meetings, audiovisual requirements, document workflows, and executive communications while handling sensitive information and supporting federal personnel with approved systems.

Provides administrative and program management support to NNSA, including office operations, records management, front-office coverage, secure access procedures, document preparation, briefing materials, reporting, and action-item tracking. Maintains equipment, supplies, databases, rosters, calendars, and electronic records while responding to personnel and visitor requests. Supports controlled-access office environments, protects sensitive information, and coordinates program deliverables through completion.

Lead and grow a DevOps/SRE team to automate infrastructure, optimize CI/CD, and improve reliability for large-scale Java, Spark, and Python applications. Own pipelines, container platforms (OpenShift/Kubernetes), secrets management, code quality/security scanning, monitoring, incident response, and cross-team alignment to modernize the DevOps ecosystem.

Senior Java developer responsible for designing, developing, testing, and supporting applications on the Institutional Data Platform. Participate in feasibility, estimates, design, implementation, and post-implementation reviews. Mentor junior analysts, collaborate with stakeholders and tech teams, ensure security and compliance, and contribute to architecture, APIs, database interactions, and production support.

Manage revenue accounting under ASC 606 including daily ERP revenue transactions, deferred revenue, unbilled receivables, and AR reconciliations. Perform monthly/quarterly/annual close, prepare journal entries and disclosure schedules, support audits, analyze SSP and sales metrics, participate in ERP and revenue automation initiatives, and identify process improvements.

Supports SEC reporting, including 10-K, 10-Q, proxy filings, XBRL tagging, earnings releases, and financial statement preparation. Manages monthly and quarterly close activities, reconciliations, technical accounting research, audits, SOX controls, and international statutory reporting. Evaluates new accounting standards, supports stock compensation accounting, coordinates with auditors and legal teams, improves accounting processes, and contributes to cross-functional projects.

Staff Accountant responsible for monthly and quarterly close activities, journal entries, account reconciliations, balance sheet and expense analysis, internal reporting, SOX controls, audit support, and accounting process improvements. The role requires accurate and timely financial reporting under U.S. GAAP, collaboration across teams, and strong documentation. Candidates must be U.S. citizens and have a bachelor’s degree in Accounting, 2–5 years of corporate accounting experience, and proficiency in Microsoft Excel.

Design mobile user experiences for iOS and Android: create information architecture, user flows, wireframes, prototypes and high-fidelity UI. Run stakeholder workshops and usability testing, produce design specs, component libraries, and support developers to deliver accessible, consistent mobile products aligned with client brand.

Design and deliver enterprise-grade Java-based solutions and architectures. Produce HLD/LLD, guide development teams, define APIs/integration, enforce security and performance best practices, and collaborate with stakeholders and DevOps on CI/CD and deployments.

Plan, configure, implement, and support SAP SD/CS within S/4HANA. Manage Order-to-Cash processes, integrate with FI/MM, gather and document requirements, execute testing and UAT, provide L2/L3 support, deliver post-go-live improvements, and train end users while maintaining technical documentation.

Leads product strategy and enterprise program delivery for healthcare payer transformation initiatives. Owns product vision, roadmaps, backlogs, requirements, governance, budgets, risks, and stakeholder communications while coordinating Product, Engineering, Data, Architecture, QA, and Operations teams. Provides healthcare payer expertise across claims, enrollment, provider management, care management, utilization management, prior authorization, and regulatory compliance. Drives Agile delivery, adoption, benefits realization, data modernization, analytics, automation, and AI enablement.

Leads the hotel property's sales department, directing proactive and reactive sales activities, account strategy, booking goals, revenue generation, customer relationships, and marketing initiatives. Manages sales associates, budgets, market positioning, brand standards, client events, public relations, and coordination with revenue management and hotel operations. Develops team talent, sets performance expectations, supports recruitment, and ensures sales strategies align with Marriott's business objectives and service standards.

Leads the property's finance and accounting function, including strategic planning, budgeting, forecasting, cash flow, financial controls, audits, tax compliance, reporting, and profitability improvement. Advises the general manager, executive team, owners, and residential operations on financial performance and business decisions. Oversees finance and accounting staff, performance management, training, policies, and regulatory requirements. Manages financial administration for optional rental programs where applicable.

Manages a portfolio of 50–70 profitable association accounts for Marriott. Develops account strategies, grows revenue and market share, manages profitability and ROIC, builds executive customer relationships, coordinates cross-functional sales resources, tracks performance, and resolves service issues. The role leads strategic account planning, funnel management, customer advocacy, trade show participation, and sales transformation initiatives.

Design and develop wireless power transfer and energy-harvesting hardware for IoT and wearable devices. Apply power electronics, RF and electromagnetic theory to create ICs and circuits, integrate solutions into scalable systems, optimize energy efficiency, and drive sustainable innovation for large sensor networks.

Design, build, and optimize scalable cloud and web software with focus on infrastructure, performance, and hardware integration for IoT devices. Collaborate with hardware teams to ensure connectivity and high availability, implement new features, and improve system efficiency.

Design compact connected hardware from concept through prototyping and validation for IoT devices. Optimize for connectivity, energy efficiency, durability, usability, and manufacturability. Collaborate with software and engineering teams, participate in design reviews, and apply current hardware design trends and tools.

Design, develop, and deliver scalable software systems and APIs across the full lifecycle. Lead architecture, integrate AI/ML components, implement microservices/serverless and CI/CD, ensure security, observability, and performance, mentor engineers, and collaborate with product and business stakeholders to meet timelines and quality standards.

Develop and operate production AI/ML systems, including distributed model infrastructure, automated evaluation and testing, GPU optimization, secure CI/CD, and performance analytics. The role owns features end to end from architecture through production, performs model benchmarking and error analysis, and manages reliable deployment across multi-node clusters.

Build enterprise applications and polished user interfaces for agentic AI experiences. Own full-stack features from frontend architecture through backend integration, testing, deployment, and production support. Develop React and TypeScript interfaces for multi-step agent workflows, tool calling, approvals, retrieval, state management, errors, and human-in-the-loop interactions. Integrate APIs, agent orchestration layers, and enterprise systems while contributing to backend development, architecture reviews, reliability, and production engineering.

Supports leadership with executive presentations, financial and operating models, market and strategic research, partnership and acquisition evaluations, compliance and governance coordination, and high-priority special projects. The role requires solving ambiguous business problems, coordinating internal and external stakeholders, creating actionable recommendations, and driving initiatives from analysis through execution across an early-stage AI and life sciences company.