Senior Office Administrator

We are looking for an experienced, highly organized and hands-on Senior Office Administrator to support our OHM Security team in Mississauga.At OHM Security (a subsidiary of Scarlet Security & Risk Group), we believe in providing valued service, building strong relationships within communities, and safeguarding the interests of the public and our stakeholders. OHM Security continues to grow and provide professional security services throughout Greater Toronto Area, with clients in a wide variety of sectors, including government, retail, commercial sites, industrial sites, and residential areas. Our mission is to deliver the highest quality service in each interaction that reflects a strong and respectful culture.Scarlet Security & Risk Group (SSRG) is an ISO31000, ISO9001 and ISO45001 certified company and one of Canada's leading security companies. We provide a variety of client-centric security, technology, risk management, and investigation solutions to customers across the country. Our diverse, highly qualified team members and relentless commitment to excellence create superior results for our clients.About the PositionThe ideal candidate is flexible, has excellent communication skills, can work independently and is a strong multitasker. They will work closely with our Admin and Technical team members and provide support across a variety of administrative and operational functions.The successful candidate must also have three to five years of administrative experience. As a main requirement, we require someone with extensive experience with invoicing. As this is a small office, we ideally require someone who is definitely hands-on and also able to fill-in whenever someone is away or overloaded and someone who understands processes and also has experience related to Purchasing, A/R, A/P, Collections, Sales, Service and basic Project Management skills, etc.ResponsibilitiesInvoicing using QBs Desktop and NetSuiteManaging recurring invoices to our customers (monthly, quarterly, annually)Verify and get approvals for supplier bills as requiredPosting supplier bills in the accounting system once approvedShare reception tasks and incoming calls when requiredLearning and having the ability to perform other tasks currently being performed by the other administrators so you are able to step in when a staff member is away or overloadedImproving processes where you see fit and making the necessary steps to implement those new processes once approvedProviding assistance to our admin, technical and sales team members when requiredContinuously providing customer care of uncompromising standards and qualityInvestigate and rectify problems when errors occurMaintaining a broad and deep knowledge of all programs and services offered by OHM SecurityWorking collaboratively with your colleagues across all internal business linesAssisting with the preparation of reports for review and dissemination to clients and management as requiredLiaise with clients, vendors and team members as requiredQualificationsMinimum three (3) years of experience in an administrative role, preferably within the security industry or Construction Industry or Property Management experienceHigh school diploma required, a college diploma or equivalent relevant work experience is preferredKnowledge of NetSuite software is requiredKnowledge of QuickBooks Desktop preferredProficiency in Microsoft Word, Excel, Outlook, Office 365, Adobe and/or PDF ElementMust be detail-oriented, able to multi-task and have good organizational skillsOutstanding listening, verbal as well as superior written communication skillsTact and discretion to safeguard confidential informationDemonstrate a strong sense of urgency and a proactive approach to problem-solvingThe ability and insight to think critically, break down problems and recognize patterns and linkages that are not always apparentMeticulous in maintaining logs, spreadsheets, reports and other key documents as requiredKnowledge of alarm monitoring services would be a definite assetBasic understanding of shipping and cross-border rules & requirements would be an assetFamiliarity with basic work-related Health & Safety requirements and 3rd party H&S compliance portals would be an assetAble to easily adapt to change as many current processes may be converted to systems used by SSRGSomeone who can take the initiative when something new is presented to themWillingness and being eager to learn new tasksAble to remain cool and professional under stress and able to prioritize between the various tasks at handWorking ConditionsBased at our Mississauga, Ontario officeReports directly to the EVP of OperationsPrimarily an in-office roleStandard business hours (Monday to Friday), with occasional after-hours availability for urgent mattersCompensation and BenefitsAnnual Salary Range: $60,000 to $75,000 depending on experienceHealth benefits planReady to Apply?Upload your resume and a cover letter explaining why this role aligns with your goals. We're excited to hear from you!We understand that the ideal candidate is not defined by meeting every single criterion, but by vision, impact, and commitment to our purpose. We are actively working to eliminate systemic barriers in our employment process. If your background demonstrates the strategic capacity and leadership required to drive our mission of reducing inequality, and you are excited by this opportunity, we encourage you to apply and articulate your vision in your cover letter.At OHM Security and SSRG, all hiring decisions are made by qualified recruitment professionals. AI is not used to evaluate candidates or make hiring decisions.Due to a high volume of applications, only those selected to move forward in the hiring process will be contacted.