Tier III Systems Engineer

Job Description Benefits:Bonus based on performanceCompany partiesCompetitive salaryHealth insurancePaid time offTraining & developmentTier III Systems EngineerPosition Overview:CNI is seeking an experienced Tier III Systems Engineer to serve as the senior technical authority for our managed services clients. This role acts as the final escalation point for complex technical issues while also leading infrastructure projects and advising client leadership on best-fit IT solutions.The ideal candidate is a seasoned systems engineer who combines deep technical expertise with strong problem-solving skills, project ownership, and the ability to communicate confidently with both technical teams and client executives.The candidate will be working in our Glen Allen Virginia office.Key Responsibilities:Technical Leadership & EscalationsServe as the final escalation point for Tier I and Tier II support teamsTroubleshoot and resolve complex, high-impact issues across client environmentsPerform deep root-cause analysis and implement long-term, sustainable solutionsMentor and guide Tier I & II engineers on advanced troubleshooting and best practicesInfrastructure & Project DeliveryLead and execute projects related to clients overall IT infrastructure, including:Server deployments and migrationsVirtualization platformsNetwork architecture improvementsCloud initiativesSecurity enhancementsOwn projects from design through implementation and documentationBalance project work with high-priority operational supportClient Advisory & StrategyAct as a trusted technical advisor to client points of contact and C-level stakeholdersTranslate business needs into secure, scalable, and cost-effective IT solutionsProvide guidance on infrastructure roadmap planning and technology decisionsCommunicate technical concepts clearly to non-technical audiencesTechnical Expertise Required:Advanced knowledge of:Microsoft 365 platform including Entra, Exchange, Intune, PurviewWindows and/or Linux server environmentsGoogle Workspace Admin platformVirtualization platforms (VMware, Hyper-V, or similar)Networking (routing, switching, firewalls, VPNs)Public and private cloud platforms (Azure, AWS, etc.)Cybersecurity principles and best practicesStrong troubleshooting methodology and documentation skillsExperience operating in a managed services or multi-client environment preferredProfessional Skills & Attributes:Self-directed and comfortable owning complex problems end-to-endStrong research skills and persistence when dealing with ambiguous issuesExcellent written and verbal communicationCalm and methodical under pressureAble to balance technical depth with business awarenessBenefits & CompensationHealth Care Reimbursement Account (HRA):$400/month tax-free for employees$800/month tax-free for employees with dependentsEligible after 90 days of employment(Health insurance required to participate; funds may be used for premiums, dental, vision, medical copays, and prescriptions)Paid Time Off: 120 hours accrued annually, eligible after 90 days of employment. Holiday pay begins day 1.Competitive salary based on experienceOpportunities for growth, influence, and technical ownershipWhy This Role Matters:This position is critical to maintaining technical excellence, client trust, and long-term infrastructure stability. The Tier III Systems Engineer is not just a problem solver they are a technical leader and advisor who shapes how clients experience CNI.