Jobs in United States

Support Specialist in United States

4,870 active opportunities · Updated October 2026

Explore current support specialist jobs across United States. Filter by work mode, employment type, experience, department, date posted and distance.

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📍 Huntington Beach, United States
✓ Quality checkedCompany trend -10.8%

Lead Electrophysics Engineer Company: The Boeing Company Boeing Defense Space & Security (BDS) is seeking highly motivated Lead Electrophysics Engineer (Level 5) to support various programs located in Huntington Beach, CA, Seal Beach, CA , or El Segundo, CA . As a part of one or more Systems Engineering Integration & Test (SEIT) teams, you will provide technical engineering and program support, while serving as the core point of contact between your payload products and the broader system team. In this role you will serve as the technical owner for a range of RF related payload products, with an emphasis on system performance, integration, supplier technical management, and cross-organizational interface management. Your products will include both experimental and operational systems, extending through all lifecycle phases (early feasibility studies through operation and disposal). An ideal candidate will be highly motivated, with a strong technical background in RF and Radar systems, space environments, and RF payload integration onto air or space platforms. Position Responsibilities: Provide expertise over a broad range of radar related activities, including performance and trade studies of radar systems and architectures Oversee development and implementation of radar signal image processing techniques Perform system engineering and integration of Radar Warning Receivers (RWR) into various systems Developing Concept of Operations for the design and utilization of RF products Perform Mission Design and payload effectiveness analysis Lead technical teams, including subcontractors, to oversee hardware and processing

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📍 Frederick, Moldova, United States
✓ Quality checkedCompany trend +420%

You can have a positive impact on the scientific community! The Behavioral Health and Readiness division of the Leidos Health & Services Sector is seeking a Biomedical Life Scientist to provide scientific and meeting support to the Congressionally Directed Medical Research Programs (CDMRP) in Frederick, Maryland. This is NOT a laboratory research position. This is a hybrid position, requiring a minimum of 3 days/week in person at the Frederick, Maryland office. Some local travel within the Washington DC/Baltimore area is required. The CDMRP is a leading funder of research projects across a broad range of medical fields and military health. The Leidos Biomedical Life Scientist will work across a diverse variety of research programs in support of the CDMRP’s goal to transform healthcare through innovative and impactful research. Why Leidos? Leidos Life promotes excellent work-life balance. You can make an impact and have time for your well-being. This position is eligible for partial remote work and a flexible work schedule. Leidos offers many opportunities for career development and advancement. The successful candidate will be part of a large, dynamic workforce with a broad range of scientific expertise. Learn more at https://www.leidos.com/employees/life . What you will do: Plan and execute a variety of scientific meetings. Recruit scientists, clinicians, and consumer advocates to participate in scientific meetings. Develop and track schedules for tasks and deliverables. Provide scientific notetaking support by recording critical information from scientific meetings and writing comprehensive meet

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📍 Waltham, Massachusetts, United States
✓ Quality checkedCompany trend +364.7%

From $28/hr

Work Flexibility: Onsite As an Assembler III, you will perform assembly, testing, inspection, and documentation activities that support production goals, product quality, and operational efficiency. This role offers the opportunity to work across multiple production lines, utilize a variety of manufacturing systems and equipment, and contribute to continuous improvement initiatives. What You Will Do Assemble, install, rework, verify, test, and inspect mechanical, electrical, and sub-assembly components according to documented procedures. Follow work instructions, blueprints, and test procedures to ensure products meet quality and specification requirements. Complete required production documentation and maintain accurate manufacturing records in electronic systems. Monitor production schedules and achieve established build rates and cycle-time requirements. Utilize manufacturing software, electronic documentation systems, and other digital tools to support production activities. Participate in quality improvement, safety observation, and continuous improvement activities to support operational performance. Prepare products, cartons, and containers for domestic and international shipment according to established requirements. Maintain a clean, organized work area and perform setup, work preparation, cleanup, and quality checks for assigned operations. What You Will Need Required High School Diploma or GED equivalent 2+ years manufacturing experience Ability to work scheduled shifts and support overtime requirements, including weekends when needed. Role involves medium physical work, including lifting up to 50 pounds occasionally, prolonged standing and w

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📍 O Fallon, Missouri, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Director, Platform Engineering Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Role Summary Director, Platform Engineering At Mastercard, the pace of change across technology, AI, and the nature of work requires that we constantly push the boundaries for the technologies in building and operating infrastructure and applications globally. The Director, Platform Engineering is a critical technology and engineering leadership role within Operations Automation Program accountable for advancing our infrastructure and platform automation strategy through innovation and effective problem-solving. This role focuses on analyzing, coding, and delivering software an

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📍 O Fallon, Missouri, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II Overview Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. The Fraud Products team (part of O&T) is developing new capabilities for MasterCard's Decision Management Platform, which serves as the core for multiple business solutions to combat fraud and validate cardholder identity. Our patented Java-based platform processes billions of transactions per month in tens of milliseconds using a multi-tiered, message-oriented approach for high performance and availability. MasterCard software engineering teams leverage Agile development principles, advanced development, design and test automation practices, and an obsession over security, reliability, and perfo

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📍 Purchase, New York, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Mergers & Acquisitions Manager, Strategic Investments Job Description Summary The Manager, Strategic Investments is an integral member of the team driving all phases sourcing, executing and overseeing strategic investments at Mastercard. The qualified candidate will be a member of a highly visible team and responsible for driving investment efforts in the Start Path fund, while also assisting with broader strategic investments, and portfolio management. The position reports to VP, Mergers and Acquisitions (Minority Investments). The candidate will lead strategic minority investments Mastercard’s Start Path program with the following primary responsibilities: • Oversee the end-to-end Start Path investment process: including but not limited to business case development, cross-functional diligence, and negotiating transaction terms with founders • Evaluate strategic fit of prospective investments against Mastercard’s priorities, including asset enhancement, ecosystem reach, and engagement expansion • Prepare executive level materials for Investment Committee and senior leadership, including investment memos, strategic rationales, and risk/mitigant frameworks. • Manage the Start Path investment portfolio: (i) point of contact for founders, internal stakeholders, and executive sponsor

AccountingFinanceRecruitment
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📍 O Fallon, Missouri, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II Who is Mastercard Mastercard is a global technology company in the payments industry. We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. About the Role We are hiring a Software Engineer II to join Mastercard's Core Payments department, responsible for delivering solutions that facilitate billions of secure transactions between issuers, acquirers, and service providers worldwide. This role offers the opportunity to contribute to highly scalable, mission-critical platforms that power global commerce. We are seeking a software engineer who is passionate about software development, system quality, and continuous improvement, with a strong focus on delivering reliable, maintainable, and secure solutions. Role Software Development & Design • Design, develop, test, and maintain high-quality J

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📍 New York, New York, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Executive Assistant Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview: Mastercard Software Builders Experience (MSBX) is responsible for enabling more than 12,000 engineers globally to build, test, secure, and deliver software at scale. As part of Mastercard's ONE organization, MSBX delivers the platforms, tools, and services that power engineering productivity and developer experience across the enterprise. Our teams build and operate strategic capabilities including: • Developer Workbench and AI-powered engineering tools • Application frameworks and software bootstrapping services • Standardized CI/CD pipelines and developer tooling • Cloud platfo

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📍 Purchase, New York, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Capital Markets Overview: The Corporate Treasury team performs all global treasury activities for Mastercard, including capital planning, rating agency relationships, foreign exchange risk management, cash management/positioning, pensions asset-liability management, capital markets transactions (debt issuance, equity share buy-back), credit facility management, intercompany funding. We are seeking a highly motivated Manager to join the Debt Capital Markets team within Corporate Treasury. This position will be based in Purchase, NY Reporting to the Director, Capital Markets and Investments, this Manager role will be responsible for the execution of Mastercard’s corporate capital markets strategy including bond offerings and share repurchases, support our credit facility renewal, manage key relationships with banks, and partner with other areas of Treasury. Role: Key responsibilities of this role include: • Managing the Debt Capital Markets (DCM) function for Mastercard in the management of the company’s debt profile (funding plan for new debt issuance and managing outstanding debt) • Manage the company’s $8 billion credit facility, including extensions/renewals • Manage banking relationships, including counterparty wallet analysis, coordination of relationship meetings, and pr

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📍 Purchase, New York, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Settlement & Currency Services Job Description Summary Settlement & Currency Services is Mastercard’s center of expertise for global settlement, cross-border payments, currency and foreign exchange services, and value movement across traditional and digital financial networks. The team supports initiatives related to fiat and digital currencies, settlement infrastructure, and emerging payment technologies, working across products, markets, and functions to advance strategic priorities. The team also develops solutions that enable funds movement between Mastercard customers, engages with regulators and manages relationships with commercial and central banks. Mastercard is rapidly expanding its global payment, settlement, and digital asset capabilities. The Settlement & Currency Services team is seeking a Manager to help design, develop, and implement innovative solutions that enable the seamless movement of money across borders, currencies, and payment ecosystems, supporting Mastercard's mission to make payments safe, simple, and fast. Roles & Responsibilities The Manager, Settlement & Currency Services will serve as a key liaison across Core Payments Product, Global Settlement Operations, and Technology teams, providing thought leadership and subject matter expertise i

FinanceRecruitment
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📍 O Fallon, Missouri, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Finance Business Partner Overview At Mastercard Technology, we’re working together to create a future that’s seamless and secure. We’re engineering critical connections that bring continents, customers and communities closer together. Our Technology strategy builds on our platforms to stay ahead of the market trends and maintain flexibility in an uncertain world. Our strategy is anchored on three pillars: where we run, what we run and how we run while ensuring we prioritize to what matters. The Manager, Finance Business partner is responsible for providing financial guidance and support to our business partners, reporting, planning including budget & forecast, and ad-hoc analysis. Key to prospering in this role are the abilities to interpret data, devise strategic plans, assume leadership, and cultivate connections with colleagues across the global Mastercard network. Duties include managing all facets of the financial tasks such as facilitating the monthly close, preparing annual budgets and routine forecasts, conducting financial analyses, identifying financial variances, as well as highlighting potential opportunities and risks. Role • This role will be assigned to specific division(s) and is intended to provide rotational opportunities that broaden the team’s overall experience. Timing a

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📍 Oregon, Hillsboro, United States
✓ Quality checkedCompany trend +125%

Job Details: Job Description: As a Material Analysis (MA) Technician, you will be part of a Technology Development (TD) and High-Volume Manufacturing (HVM) lab responsible for performing material analysis and failure analysis in support of Intel's silicon process development and high-volume production. You will work on developing imaging, composition analysis and sample preparation techniques, and best-known methods (BKMs) to improve lab analysis quality, efficiency and output. You will directly interface with TD and HVM fab customers and quality/reliability engineers to develop solutions to problems by utilizing lab capabilities. The scope may include wafer and unit level, front-end modules and back-end/far back-end modules. Responsibilities may include but not be limited to: • Conducting hands-on analysis by effectively utilizing lab techniques, from sample prep micro-cleaver, ion mill etcher, mechanical polish to SEM/EDX, Dual beam FIB, TEM techniques to characterize Si fabricated structures at nanometer scales and integrated circuit device to improve process, performance and reliability; and to identify physical failure mode toward the root-cause identification. • Conducting hands-on data collection with various lab equipment’s, and assisting engineers to implement materials characterization techniques to determine fundamental thin film material structure/properties and to collaborate with process development engineers across functional areas and organizations to improve process performance and reliability. • Supporting and sustaining lab equipment. Ensuring that lab analytical capabilities needed to support advanced transistor and interconnect technology and/or product development are in place. Cooperating with other lab areas beyond local MA/FA (Failure Analysis) labs to achieve

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Relocation support. Relocation assistance is stated. This does not establish visa sponsorship.
📍 Herndon, Vatican City State (holy See), United States
✓ Quality checkedCompany trend -10.8%

Java Software Engineer - Developer (Experienced and Senior) Company: The Boeing Company The Boeing Company is currently seeking Java Software Engineers – Developer (Experienced and Senior) to support our Advanced Ground Architecture team located in Herndon, Virginia, Colorado Springs, Colorado, Mesa, Arizona, Seal Beach, California and El Segundo, California. This position will focus on supporting the Boeing Defense, Space & Security (BDS) Software Engineering organization. The Advanced Ground Architecture (AGA) software team is a dynamic group of software engineers creating the future of Ground support with the extensibility and adaptability to be used across ALL Boeing programs. The software team is executing this vision through modern software technologies (Java, ReactJS, python, CI/CD pipelines) and methodologies (Scaled Agile). AGA is looking for self-motivated high performers to execute the large scope of Java development needed for the program's vision. The ideal candidates will provide software engineering functions for the design, development, and maintenance of complex, multi-tiered application software systems used to support the command and control of space vehicles. The software engineers will work day-to-day with system and test engineers in order to implement, test, and document new features and improvements for both web services and applications supporting distributed computing solutions. Position Responsibilities: Designs, develops, tests, and maintains software in an Agile execution that meets industry, customer, safety, and regulation standards throughout the end-to-end lifecycle Reviews, analyzes, and translates customer requirements into initial design and softwa

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📍 Berkeley, Macau S.a.r., United States
✓ Quality checkedCompany trend -10.8%

Experienced Low Observables Mission Systems Integration Engineer Company: The Boeing Company We are seeking a Low Observables (LO) Design & Integration Engineer to support design and analysis activities for stealth/low-signature systems. The engineer will perform LO material and structure design, electromagnetic analysis, integration and test support, data processing, and technical reporting. The role requires practical experience with LO materials and technologies, solid electromagnetics knowledge, and hands-on expertise with computational electromagnetic (CEM) solvers used to design and optimize LO solutions. Key Responsibilities Perform design and analysis tasks for LO materials, coatings, treatments, and structural treatments to minimize radar, infrared, and other signatures. Develop and validate LO integration concepts for aircraft/vehicle structures and subsystems, including manufacturability and testability considerations. Use CEM solvers to model, simulate, and optimize LO components and systems (e.g., surface treatments, RAM, apertures, seams, RAM-structure interactions). Perform sensitivity studies and trade-offs across materials, geometry, and integration approaches to meet system-level LO requirements. Process and analyze measured test data from laboratory and flight/field tests; compare test results to simulation and iterate designs. Produce technical documentation: detailed analysis reports, integration guidance, test plans, and summaries suitable for engineering and program management audiences. Communicate technical results and recommendations to multidisciplinary teams and support design reviews. Support manufacturing and test engineering to ensure LO design intent is preserved through fab

PythonRecruitment
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📍 O Fallon, Missouri, United States
✓ Quality checkedCompany trend +212.5%

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Principal Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview We are seeking a hands-on Principal Forward Deployed Engineer to accelerate delivery across Mastercard Services. Modeled on the forward deployed engineering role that leading technology companies embed alongside their most important customers, this position turns that model inward. You will deploy into Services programs as an internal partner who writes production code, unblocks delivery, and puts AI to work in how we build. Reporting to the SVP of Developer Enablement within the Services Enablement & Transformation (SET) organization, you will move to wherever the need is greatest, adding s

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