Administrative Assistant

L3Harris Technologies

. Provide comprehensive administrative and staff support for the Mission Critical Communications International Business Unit .

Posted 9/15/2026full-timeRochester • New York • United StatesSeniorLead💰 $59,000 - $110,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong administrative support capabilities, including proficiency in Microsoft Office Suite and familiarity with enterprise procurement tools like Ariba and SAP. Excels in managing executive schedules, coordinating events, and maintaining organized documentation while providing excellent customer service.

Highest-signal resume keywords

Microsoft Excel ProficiencyMicrosoft PowerPoint ProficiencyAriba ExperienceSAP ExperienceStrong Communication Skills

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Administrative SupportCalendar ManagementReport CompilationMeeting DocumentationTravel CoordinationProcurement ActivitiesOffice Supply ManagementTimecard MonitoringEvent PlanningData Management

Soft Skills

Customer Service OrientationProblem SolvingInterpersonal SkillsOrganizational SkillsAdaptability

Tools & Technologies

Microsoft WordMicrosoft OutlookSharePointAction Item LogsConference Room Reservation Systems

Certifications & Qualifications

High School DiplomaAssociate’s Degree

Industry Keywords

Mission Critical CommunicationsInternational Business UnitEnterprise Procurement ProcessesCross Functional CollaborationSecurity Requirements

About the role

Key responsibilities & impact

Provide comprehensive administrative and staff support for the Mission Critical Communications International Business Unit
Anticipate and execute administrative needs of the international business unit
Manage executive and team calendars; coordinate meetings, events, interviews, and appointments; reserve conference rooms
Create and maintain Excel spreadsheets, PowerPoint presentations, reports, and action item logs
Document meetings and publish timely meeting minutes
Maintain administrative folders and content in SharePoint
Edit, compile, and manage weekly reports, including deadline reminders
Answer, screen, and route incoming phone calls
Coordinate and track workspace assignments; prepare spaces for new hires and office moves
Arrange domestic and international travel and assist with expense report submissions
Process purchase requests, Non POs, P Card transactions, cost transfers, and other procurement activities using Ariba, SAP, and related tools
Manage office supply inventory and orders
Monitor timecard submissions
Maintain the department organizational chart
Handle documentation and assets in accordance with security requirements
Sort incoming mail and process interplant mail
Manage and update email distribution lists and permission groups
Support presentation materials for senior executive briefings
Plan and coordinate events of varying size and complexity
Adhere to company policies and procedures and perform additional duties as needed

Requirements

What you’ll need

High School Diploma or equivalent and a minimum of 8 years of relevant experience, or an Associate’s Degree with a minimum of 4 years of prior related experience
Proficient in Microsoft PowerPoint, Word, Excel, and Outlook
Experience working with international customer groups
Familiarity with enterprise procurement processes and tools such as Ariba and SAP
Strong customer service orientation with excellent communication, judgment, problem solving, and interpersonal skills
Highly organized, resourceful, detail oriented, and able to anticipate needs and take initiative
Comfortable working with executives, managers, customers, and cross functional administrators
Able to manage multiple tasks and projects simultaneously
Flexible and adaptable to changing priorities
Willing to work occasional extended hours as needed
Ability to lift / move items less than 5 pounds
Must be able to work on site in Rochester, NY

Benefits

Comp & perks

Health and disability insurance
401(k) match
Flexible spending accounts
EAP
Education assistance
Parental leave
Paid time off
Company-paid holidays
9/80 schedule with every other Friday off