Senior Administrative Assistant jobs in Waltham – Browse 105 openings on RoboApply Jobs

Senior Administrative Assistant jobs in Waltham

Open roles matching “Senior Administrative Assistant” with location signals for Waltham. 105 active listings on RoboApply Jobs.

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companySimpson Gumpertz & Heger logo
Senior Administrative Assistant

Simpson Gumpertz & Heger

Full-time|On-site|Waltham, Massachusetts, United States

Are you ready to shape the future?At Simpson Gumpertz & Heger (SGH), a premier national engineering firm, we are dedicated to providing holistic solutions to our clients' most intricate challenges. Our diverse expertise spans structures, building enclosures, advanced analysis, performance and code consulting, as well as applied science and research, allowing us to deliver exceptional outcomes that enhance performance. With a workforce of 800 professionals across the nation, our industry-leading teams continuously strive to redefine the boundaries of possibility.What sets SGH careers apart?At SGH, we believe that progress comes from inquiry and exploration. Every member of our team is both a student and a teacher, focused on personal growth, team development, and industry advancement. Together, we are fostering a culture that relentlessly pursues innovation and excellence.Why you will love working at SGH:Our Work: Clients rely on us to provide clarity and exceptional solutions for their most complex projects.Our People: We are innovative thinkers and supportive teammates, dedicated to continuous learning and professional development.Our Commitment: We operate with integrity and a strong sense of responsibility towards our profession and community.Our Contribution: We offer a comprehensive compensation and benefits package, including company-paid and voluntary programs designed to promote healthy lifestyles and future success.Join the SGH team as a Senior Administrative Assistant Based in our Waltham, MA office, the Senior Administrative Assistant will provide vital administrative and operational support to both technical and office teams. This role demands sound judgment, exceptional organizational abilities, meticulous attention to detail, and the capacity to prioritize effectively in a dynamic environment. Successful candidates will demonstrate clear communication skills, adept coordination of schedules and activities, and discretion in managing sensitive information. With a commitment to teamwork, you will uphold SGH's standards, foster trusted relationships at all levels, and exemplify responsiveness, accountability, and integrity.

Feb 12, 2026
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company
Full-time|$92K/yr - $148K/yr|On-site|Waltham, Massachusetts, United States

Join Our Team as a Senior Business Applications AdministratorAre you dedicated to enhancing business systems and ensuring operational excellence? At Evolv Technology, we are on the lookout for a Senior Business Applications Administrator to spearhead the management of NetSuite and other vital enterprise applications. This position is perfect for individuals who excel in a dynamic public company setting and are eager to collaborate with cross-functional teams to implement scalable and compliant solutions. As a rapidly growing company, it is crucial that our IT and CyberSecurity initiatives provide secure and scalable solutions that support growth while fostering innovation.Key Success Metrics: What Will You Achieve in Your First Year?Within Your First 30 Days:Integrate with the IT team and familiarize yourself with the current technologies in use.Establish relationships with key stakeholders, particularly in finance and accounting.Understand compliance requirements and strategize on supporting these initiatives.Assume responsibilities for application administration and evaluation.Become acquainted with the IT team’s protocols and the applications they support.Gain an in-depth understanding of Evolv's NetSuite configuration and its integrations.Engage with stakeholders to identify current workflows and challenges.Review existing SOX controls and pinpoint areas for enhancement.Within 3 Months:Participate in our premier implementation program, collaborating with industry leaders to deliver a top-tier solution as we transform our back office.Build trust-based relationships to grasp the business’s objectives.Assess business needs for enhanced integrations and data processes.Continue developing your rapport with finance and accounting teams, assisting with administrative tasks as needed.Acquire a general understanding of each team's functions across the organization, knowing whom to approach for further information.Establish yourself as a familiar and reliable presence in the office.By the End of Your First Year:Take ownership of the NetSuite environment, managing user access, workflows, customizations, and reporting.Deliver exceptional IT services that drive Evolv’s growth and success.Implement technical changes in alignment with business requests and compliance objectives.

Sep 11, 2025
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companyBiocytogen logo
Full-time|On-site|Waltham, Massachusetts, United States

Join Biocytogen as a dedicated Administrative Assistant, where you will play a pivotal role in supporting our HR department and enhancing operational efficiency. We seek an individual who is organized, reliable, and proactive in contributing to a positive workplace culture. If you have the necessary skills and a passion for excellence, we invite you to apply!Key Responsibilities:Handle various administrative tasks including phone management and appointment scheduling.Assist in enforcing company policies and standards to support operational effectiveness.Coordinate logistics for trade shows, seminars, conferences, and other events.Maintain and update company databases accurately.Facilitate communication with internal and external stakeholders.Provide general administrative support to operations and HR as needed, including photocopying, filing, scanning, and data management.Perform additional tasks as assigned.

Feb 15, 2026
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companyOruka Therapeutics logo
Full-time|$28/hr - $35/hr|Hybrid|Waltham, Massachusetts, United States

Oruka Therapeutics (Nasdaq: ORKA) develops biologic therapies for chronic skin conditions such as plaque psoriasis. The company focuses on treatments that allow patients to manage their conditions with infrequent dosing, sometimes only once or twice a year. Oruka’s portfolio includes proprietary antibodies, engineered by Paragon Therapeutics, that address the core mechanisms behind dermatologic and inflammatory diseases. More information is available at www.orukatx.com. Role overview This Administrative Assistant position is based in Waltham, MA, with an onsite schedule of 2-3 days per week. The role centers on supporting colleagues in both medical and clinical operations. Success in this position calls for someone who is comfortable handling a blend of administrative and operational tasks, adapts quickly to shifting priorities, and can anticipate team needs. Collaboration and flexibility are essential. Key responsibilities Manage complex calendars for several team members, coordinating across multiple time zones and providing daily administrative support. Arrange domestic and international travel, including booking flights and accommodations. Prepare and submit expense reports accurately and on schedule, following company guidelines. Coordinate meeting logistics: greet guests, arrange catering, and prepare materials for both internal and external meetings. Monitor kitchen supplies, restock as needed, and keep the area organized. Act as the main contact for office supply and service vendors, track inventory, and place orders when necessary. Support the Senior Executive Assistant with planning and executing internal events, offsite meetings, and company gatherings.

Apr 20, 2026
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companyusm2 logo
Contract|On-site|Waltham

We are seeking a skilled SharePoint Administrator to join our team at usm2. In this role, you will be responsible for managing and optimizing our SharePoint environment to ensure seamless collaboration and data management. You will work closely with various departments to understand their needs and implement effective solutions. Your expertise in SharePoint administration will be crucial in enhancing our organizational productivity.

Sep 13, 2017
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companyIntegrated Resources, Inc. logo
Saba Administrator

Integrated Resources, Inc.

Full-time|On-site|Waltham

We are seeking a skilled Saba Administrator to join our dynamic team. In this role, you will be responsible for managing, configuring, and optimizing the Saba Learning Management System (LMS) to enhance our training and development initiatives. You will work closely with cross-functional teams to ensure a seamless learning experience for all employees.

Nov 3, 2016
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companyStemXpert1 logo
Full-time|On-site|Waltham

StemXpert1 is seeking a talented and motivated Web Developer / Web Administrator to join our dynamic team. In this role, you will be responsible for designing, developing, and maintaining our web applications while ensuring optimal performance and user experience. You will collaborate with cross-functional teams to enhance our online presence and implement innovative solutions that drive engagement.

Mar 13, 2014
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companyHealthcare Support Staffing logo
Medical Office Assistant

Healthcare Support Staffing

Full-time|On-site|Waltham

Join our dynamic team as a Medical Office Assistant where you'll play a crucial role in ensuring smooth operations within our healthcare practice. You will be responsible for a variety of administrative tasks including scheduling appointments, managing patient records, and assisting with billing inquiries. Your organizational skills and attention to detail will be vital in providing exceptional service to our patients.

Nov 6, 2015
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companyCity County Healthcare Group Ltd logo
Compassionate Care Assistant

City County Healthcare Group Ltd

Full-time|On-site|Waltham

City County Healthcare Group Ltd is looking for a Care Assistant in Waltham. This position centers on supporting individuals with daily activities and promoting their well-being. Compassion and reliability are key qualities for success in this role. Role overview Care Assistants help people with everyday tasks, offering practical support and a friendly presence. The work involves assisting with routines that improve comfort and independence for those receiving care. What you will do Support individuals with daily living activities Encourage a positive and respectful environment Contribute to enhancing quality of life for those you assist Who thrives here Empathetic and patient individuals People who enjoy working closely with others Those committed to making a meaningful impact This team values dedication and offers a supportive setting for Care Assistants to grow and contribute.

Apr 29, 2026
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companyDomino's Pizza, Inc. logo
Full-time|On-site|Waltham

Domino's Pizza in Waltham is looking for an Assistant Manager to help keep the restaurant running smoothly. This position plays a key part in supporting daily operations and ensuring customers have a positive experience. Working side by side with the management team, the Assistant Manager helps maintain efficient service throughout each shift. Key responsibilities Supervise restaurant operations during assigned shifts Help train and develop team members Uphold Domino's quality and service standards Assist with problem-solving and team coordination Role focus This role centers on supporting both staff and management. The Assistant Manager steps in to address challenges as they arise and helps keep the team working well together, all while maintaining high standards for food and service.

Apr 25, 2026
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companyNew England Donor Services logo
Assistant General Counsel

New England Donor Services

Full-time|On-site|Waltham

New England Donor Services seeks an Assistant General Counsel based in Waltham. This position supports the organization’s legal operations and helps maintain compliance with relevant laws and regulations. Key responsibilities Provide guidance on legal issues that affect the organization Assist in compliance across multiple regulatory areas Work to keep policies and practices aligned with current legal requirements Role focus This role centers on advising internal teams, supporting compliance efforts, and helping the organization navigate evolving legal standards in its field.

Apr 21, 2026
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companyOrchestra logo
Full-time|$70K/yr - $90K/yr|On-site|Waltham, MA; San Francisco, CA; New York, NY; or Seattle, WA

About InkhouseInkhouse, a vital part of Orchestra, is a strategic communications and marketing firm designed for today’s dynamic and multifaceted landscape. We excel at understanding audiences and crafting impactful strategies, seamlessly integrating people, platforms, and compelling narratives to empower our clients in establishing enduring influence. Our service offerings range from high-level strategic counsel to precise tactical execution. Orchestra unites over 700 experienced professionals across various sectors including consumer and lifestyle, technology, nonprofit, real estate, sports, travel, and hospitality. Our esteemed partners include BerlinRosen, Civitas Public Affairs Group, Derris, Glen Echo Group, Inkhouse, M18, Message Lab, Onward, and Small Girls PR. We also launched Brightmode, a talent acquisition firm for communications professionals, and Versus Media Group, a strategic political media team. Learn more at www.orchestraco.com.We strongly encourage individuals from diverse backgrounds and abilities to apply. Orchestra is devoted to fostering a diverse workforce, recognizing that our ongoing success relies on attracting and retaining top-notch creative professionals with varied backgrounds and experiences. We offer numerous opportunities for advancement and are dedicated to the professional growth of our staff.

Mar 17, 2026
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companyEducation Development Center logo
Part-time|On-site|Waltham

The Education Development Center (EDC) is seeking a part-time MIECHV Data/CQI Training and Technical Assistance Associate II in Waltham. This position supports early childhood programs by focusing on data management, continuous quality improvement (CQI) training, and technical assistance. Role overview This role centers on strengthening early childhood initiatives. The associate will contribute to program success by managing data, delivering CQI training, and offering technical support to teams working with the Maternal, Infant, and Early Childhood Home Visiting (MIECHV) program. Key responsibilities Support data management activities for MIECHV initiatives Provide training in continuous quality improvement methods Deliver technical assistance to improve program outcomes Impact Work in this position helps ensure that MIECHV programs are implemented effectively and that early childhood outcomes continue to improve through strong data practices and ongoing support.

Apr 29, 2026
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companyEducation Development Center logo
Full-time|On-site|Waltham

Role overview The MIECHV Programmatic Training and Technical Assistance Associate II at Education Development Center is based in Waltham. This role centers on supporting the Maternal, Infant, and Early Childhood Home Visiting (MIECHV) program. The focus is on helping implement and improve program activities that serve families with young children. Key responsibilities Provide technical assistance to help the MIECHV program meet its goals Lead training sessions for program staff and collaborating partners Collaborate with stakeholders to enhance program outcomes About the MIECHV program The MIECHV program offers home visiting services to families with young children. Its goals include improving maternal and child health, encouraging early learning, and supporting strong family relationships.

Apr 28, 2026
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company
Full-time|On-site|Waltham, MA

Crescent Biopharma is committed to revolutionizing oncology through the development of innovative therapies for cancer patients. Our robust clinical-stage pipeline includes a flagship PD-1 x VEGF bispecific antibody and cutting-edge antibody-drug conjugates. By harnessing diverse modalities and well-established targets, we strive to expedite the delivery of potentially groundbreaking treatments, whether as standalone therapies or in synergistic combination regimens for various solid tumors. To learn more, visit www.crescentbiopharma.com and connect with us on LinkedIn and Twitter.The Senior Scientist in Toxicology will spearhead the design, leadership, and execution of nonclinical safety strategies integral to Crescent's research and development initiatives. Reporting directly to the Senior Director of Toxicology, this role demands expertise in the comprehensive design and implementation of toxicology studies, ensuring the safety and efficacy of our innovative therapies.

Feb 6, 2026
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companyZoomInfo logo
Full-time|$140K/yr - $220K/yr|On-site|Bethesda, Maryland, United States; Waltham, Massachusetts, United States

At ZoomInfo, we believe in accelerating careers. Our fast-paced environment encourages bold thinking and empowers you to achieve your best work. Join a team that values collaboration, challenges each other, and celebrates achievements. With state-of-the-art tools that enhance your impact and a culture that supports your ambitions, you will not just contribute; you will drive innovation swiftly.About the Role:We are on the lookout for a skilled Senior Software Engineer to bolster our dynamic data team. In this pivotal role, you will spearhead the development of our technographic data services, creating top-tier data pipelines and systems designed to handle billions of signals and data points. This is a unique opportunity to tackle complex challenges and significantly influence our commitment to elevating technographics as a premier offering.What You'll Do:Create and refine extensive data pipelines to extract and process signals from various sources, including web and job postings.Design and build data architectures and storage solutions to effectively manage vast amounts of data.Work closely with data scientists to support and integrate machine learning models within data workflows.Continuously enhance the quality, performance, and scalability of our technographic data platform.Lead technical strategy and outline the roadmap for our data processing infrastructure.

Apr 8, 2026
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company
Full-time|On-site|Waltham, Massachusetts, United States

Role overview Allego seeks a Senior Engineering Manager to lead an engineering team in Waltham, Massachusetts. This role involves managing projects from initial planning through to final delivery, with a strong emphasis on meeting the company’s quality standards. The team’s work centers on building solutions that help Allego’s clients achieve their goals. What you will do Guide and support engineers throughout each stage of project development Mentor team members, encouraging both professional growth and skill advancement Collaborate with cross-functional partners to ensure timely product delivery Keep engineering work focused on high-quality outcomes

Apr 27, 2026
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companyWabtec Corporation logo
Senior Mechanical Engineer

Wabtec Corporation

Full-time|On-site|Waltham

Wabtec Corporation is hiring a Senior Mechanical Engineer in Waltham. This position centers on designing and developing mechanical systems for new initiatives. The engineer will contribute from the earliest concept stages through to implementation, working with others to bring ideas to life. Key Responsibilities Design and develop mechanical systems across various projects Collaborate with fellow engineers to address technical challenges Use engineering expertise to enhance products and processes Team Environment Join a group of experienced engineers who prioritize practical solutions and technical growth. The team values knowledge sharing and supports each other's development.

Apr 23, 2026
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companyZoomInfo logo
Full-time|$117.6K/yr - $161.7K/yr|On-site|Waltham, Massachusetts, United States

At ZoomInfo, we are committed to accelerating careers. We operate with agility, embrace bold ideas, and empower you to achieve your best work. You’ll be part of a team that values deeply caring connections, challenges conventional thinking, and celebrates every success. Our innovative tools enhance your impact, and our culture fosters your ambitions, ensuring you don’t just participate but drive meaningful results at a rapid pace.As a Senior Partnerships Manager, you will play a pivotal role within the ZoomInfo Partnerships Organization, leading the design, implementation, and management of programs that establish a top-tier partner ecosystem aligned with our strategic goals. Your responsibilities will include building and overseeing multiple partner initiatives across various sectors, including Channel Sales, Technology, and Solutions, as we swiftly expand our Partner Ecosystem. We seek a proactive individual who thrives in ambiguity, possesses an entrepreneurial spirit, yet can collaborate effectively within a larger team structure. You will leverage data analysis and qualitative insights to inform your recommendations and are eager to explore innovative solutions. Your proven ability to manage projects end-to-end while engaging with diverse stakeholders will be crucial for delivering outstanding results in a fast-paced, dynamic environment. This position reports directly to the SVP of Partnerships, ensuring that our partner initiatives align with ZoomInfo’s overarching corporate strategy.

Mar 10, 2026
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company
Senior Tax Associate

evolv Technology

Full-time|$73K/yr - $117K/yr|On-site|Waltham, Massachusetts, United States

The Elevator PitchAre you an expert in navigating the complexities of state, local, and indirect tax compliance? Do you possess the organizational skills and knowledge necessary to manage tax filings, exemptions, and inquiries? If so, we invite you to consider the role of Senior Tax Associate at evolv Technology.In this position, you will take charge of indirect tax compliance and property tax reporting processes, while serving as the primary liaison for all tax-related inquiries. While tax expertise varies, you will be the go-to person for tax questions across the organization.Success in the Role: What are performance outcomes over the first 6-12 months you will work toward completing?In the first 30 days, you will:Prepare and submit property tax returns on behalf of the company.Manage and file all sales tax returns to ensure compliance and accuracy.Learn and oversee the Tax Exemption Certificate process.Ensure timely payment for all tax obligations across different types.Support the payroll department with any payroll tax-related inquiries.Within 3 months, you will:Build relationships with external tax advisors.Assist in gathering information for corporate income tax accounting and return preparation.Prepare journal entries and reconcile tax-related accounts in the general ledger.Support quarterly and annual external audits.Help prepare financial statement disclosures.Address any outstanding tax notices or audits.By the end of the first year, you will:Become the first point of contact for all tax-related matters, including supporting Federal and State tax returns, and addressing any tax inquiries.Lead efforts on resolving open tax notices and audits.

Jan 23, 2026

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