**Company Description** **Work with Us. Change the World.** At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations. There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. We're one global team driven by our common purpose to deliver a better world. Join us. **Job Description** **AECOM** is looking for a Senior Chemist/Data Validation Specialist with experience validating data for organics and inorganics analyses. The position is based out of our Chelmsford, MA office, although the work may be done remotely. The selected candidate will be tasked with providing technical expertise and specialized consulting advice in Environmental Analytical Chemistry. The Chemist's primary role will be to prepare Quality Assurance Project Plans (QAPPs), validate analytical data, and write data validation reports. The Chemist may assist proposal teams with selection of analytical methodology, evaluate laboratory proposals, and establish QA/QC parameters. They will work with laboratories to ensure data meets technical requirements and project data quality objectives. The team is looking for someone with strong interpersonal and technical writing skills, as well as the ability to work effectively with team members and independently. The selected candidate must be well organized, have the ability to manage and prioritize several assignments at one time, and deliver on time and on budget. The job responsibilities for this position will include but are not limited to: + Validate analytical data in accordance with published guidelines (NFG, DoD, Regional EPA) + Develop data validation procedures for unique analyses not addressed specifically in existing guidance documents. + Perform peer review of data validation reports and other project documents to ensure accuracy and consistency with project requirements. + Summarize analytical data quality in Data Usability Assessments (DUAs) at the conclusion of the project. + Provide training and guidance to entry and mid-level chemists. + Perform work in accordance with agreed upon budget and schedule with minimal supervision. + Coordinate with Project/Senior Chemists on a regular basis. **Qualifications** MINIMUM QUALIFICATIONS: + BA/BS in Chemistry or related field of study + 6 years of related experience or demonstrated equivalency of experience and/or education + Experience validating HR-GCMS data PREFERRED QUALIFICATIONS: + Masters Degree in Chemistry or related field of study + 7+ years working in an environmental analytical laboratory and/or performing data validation + Experience with validation of radiochemical data + Experience with validation of per- and polyfluoroalkyl substances (PFAS) data + Understanding of operation and use of analytical laboratory equipment (e.g., ICP, ICP-MS, HPLC, GC, and/or GC/MS) + Experience with EPA National Functional Guidelines for Data Review + Familiarity with automated data review systems such as EDMS, FUDSChem, or EPA EXES + Familiarity with Earth Soft's EQuIS database program **Additional Information** + Sponsorship for US employment authorization is not available now or in the future for this position. + Relocation is not available for this position. Offered compensation will be based on location and individual qualifications. The expected range is $95,000.00 - $115,000.00. **About AECOM** AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $14.4 billion in fiscal year 2023. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM. **Freedom to Grow in a World of Opportunity** You will have the flexibility you need to do your best work with hybrid work options. Whether you’re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed. You will help us foster a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients. AECOM provides a wide array of compensation, benefits and well-being programs to meet the diverse needs of our employees and their families. We’re the world’s trusted global infrastructure firm, and we’re in this together – your growth and success are ours too. Join us, and you’ll get all the benefits of being a part of a global, publicly traded firm – access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person’s potential, and we’ll help you reach yours. All your information will be kept confidential according to EEO guidelines. **ReqID:** J10123639 **Business Line:** Environment **Business Group:** DCS **Strategic Business Unit:** East **Career Area:** Science **Work Location Model:** Remote **Legal Entity:** AECOM Technical Services Inc