Join Coaxis, a dynamic and growing managed IT services and cloud hosting provider serving 150+ SMB clients across the US. We deliver innovative, market-driven IT solutions including fully managed hosted virtual server environments with RDP, Citrix, and Parallels access, IaaS, colocation services in our SOC 2 certified data center, Microsoft 365 management, and advanced security offerings like MDR (Managed Detection and Response) and ITDR (Identity Threat Detection and Response). As our Senior Tier 3 Technical Engineer, you'll be the technical backbone of our organization--driving complex infrastructure projects, serving as the final escalation point for our most challenging issues, and mentoring the next generation of IT professionals. This is a unique opportunity to work directly with executive leadership while having significant autonomy over our technical environment.
Job Description:
We are seeking an experienced Senior Tier 3 Technical Engineer to serve as our principal technical escalation expert and technical team leader. Reporting directly to the CEO, you will own resolution of the most complex technical challenges, architect and implement infrastructure solutions, drive strategic technology initiatives, and set the technical standard for our support organization. You'll work across our entire technology stack--from Citrix and VMware virtualization to Azure cloud services, enterprise networking, security platforms, and backup infrastructure. This role demands both deep technical expertise and strong leadership skills, as you'll mentor junior technicians while maintaining hands-on ownership of critical systems. If you thrive on solving complex problems, designing elegant solutions, and building high-performing teams, this role offers the perfect blend of technical challenge and professional growth.
Key Responsibilities:
Serve as the final escalation point for complex technical issues from Tier 2, performing deep root-cause analysis, advanced troubleshooting, and permanent resolutionDesign, configure, manage, and troubleshoot Citrix NetScaler (ADC), Citrix Gateway, published applications, and Parallels RAS environmentsLead and execute Azure/Entra ID migrations, Intune deployments, Autopilot implementations, and comprehensive Microsoft 365 administration (Exchange Online, Teams, SharePoint, OneDrive)Administer and optimize VMware vSphere environments, SAN/NAS storage systems, Veeam backup infrastructure, and physical server platforms (IBM Blade Center, Lenovo Flex Chassis)Configure, maintain, and troubleshoot HAProxy load balancers, DNS infrastructure, FortiGate/Fortinet firewalls, Cisco networking equipment, and complex firewall rule setsManage enterprise security and monitoring platforms including SentinelOne EDR, Duo Multi-Factor Authentication, Active Directory, Group Policy, and Zabbix monitoring systemsSupport and maintain Windows Server environments (2016, 2019, 2022), Windows Desktop systems, Linux servers, and IIS web servicesArchitect and implement infrastructure improvements, capacity planning initiatives, and technology refresh projectsDocument all processes, configurations, procedures, and issue resolutions thoroughly in ConnectWise PSAManage vendor relationships, support contracts, licensing agreements, software renewals, and technical escalations with third-party providersDevelop and maintain comprehensive technical documentation, runbooks, and knowledge base articlesMentor, train, and develop Tier 1 and Tier 2 technicians through shadowing, technical reviews, and knowledge transfer sessionsLead weekly technical team meetings, facilitate technical discussions, and drive continuous improvement initiativesParticipate in on-call rotation for after-hours critical infrastructure supportCollaborate with the CEO on technology strategy, infrastructure roadmap, and capital expenditure planning
Required Technical Skills:
Expert-level knowledge of Windows Server (2016, 2019, 2022, 2025), Active Directory, Group Policy, DNS, and DHCPAdvanced proficiency with Microsoft 365 ecosystem including Exchange Online, Azure AD/Entra ID, Intune MDM, Autopilot, Teams, and SharePointHands-on experience designing, implementing, and managing Citrix NetScaler (ADC), Citrix Gateway, XenApp/XenDesktop, and Parallels RAS environmentsStrong expertise with VMware vSphere (ESXi, vCenter), virtual machine management, resource optimization, and performance tuningProven experience with enterprise backup solutions, specifically Veeam Backup & ReplicationDeep understanding of SAN/NAS storage technologies, storage provisioning, and storage performance optimizationExperience managing physical server infrastructure including IBM Blade Center and Lenovo Flex Chassis systemsSolid networking foundation including Cisco switches/routers, FortiGate/Fortinet firewalls, HAProxy load balancers, VLANs, routing protocols, and advanced firewall rule managementExperience supporting and troubleshooting Linux server environments (CentOS, Ubuntu, RHEL)Working knowledge of IIS web server administration and troubleshootingHands-on experience with endpoint security platforms (SentinelOne), multi-factor authentication (Duo), and monitoring systems (Zabbix)Proficiency with PSA/ticketing systems, preferably ConnectWise ManageStrong scripting capabilities (PowerShell, Bash) for automation and efficiency improvementsUnderstanding of ITIL frameworks, change management processes, and incident response procedures
Qualifications & Experience:
Minimum 5+ years of progressive IT support experience in enterprise or MSP/MSSP environmentsAt least 2+ years of experience operating at Tier 2 or Tier 3 level with direct infrastructure responsibilitiesProven track record of successfully managing complex technical projects from inception to completionDemonstrated experience mentoring junior technical staff and contributing to team developmentStrong analytical and problem-solving skills with ability to diagnose issues across multiple technology layersExcellent verbal and written communication skills with ability to explain technical concepts to non-technical audiencesSelf-motivated with strong organizational skills and ability to manage multiple priorities simultaneouslyCustomer-focused mindset with commitment to delivering exceptional service qualityAbility to work independently with minimal supervision while collaborating effectively with team membersFlexibility to participate in on-call rotation and respond to after-hours emergencies when required
Preferred Qualifications:
Bachelor's degree in Computer Science, Information Technology, or related fieldProfessional certifications such as: Microsoft Certified: Azure Administrator, MCSE, Citrix Certified Professional (CCP), VMware Certified Professional (VCP), CompTIA Security+, CCNA, or equivalentExperience in managed service provider (MSP) or managed security service provider (MSSP) environmentsPrevious experience with SOC 2 compliance, security audits, and regulatory requirementsFamiliarity with NIST Cybersecurity Framework and industry security best practicesExperience with infrastructure-as-code tools (Terraform, Ansible) and DevOps practicesKnowledge of container technologies (Docker, Kubernetes)Understanding of cloud platforms beyond Azure (AWS, Google Cloud)Experience with disaster recovery planning and business continuity proceduresTrack record of vendor management and contract negotiation
What We Offer:
Direct partnership with executive leadership and significant influence over technology directionOpportunity to architect and implement solutions across diverse client environmentsAccess to cutting-edge technologies and continuous learning opportunitiesCollaborative team environment that values innovation and technical excellenceClear path for professional growth and career advancementCompetitive compensation commensurate with experience and expertiseEmployee Benefits: Our competitive benefits package features substantial paid time off, high‐quality health insurance, and a variety of optional supplemental insurance products. These offerings are designed to provide flexibility and comprehensive protection for you and your family.Work-life balance with flexible scheduling options
Schedule:
Primary hours: 8:00 AM - 5:00 PM, Monday through Friday, with participation in on-call rotation for after-hours critical support
Location:
Tallahassee, Florida (on-site/hybrid arrangements may be considered for exceptional candidates)
Compensation:
Highly competitive salary commensurate with experience, expertise, and certifications. We recognize and reward top-tier technical talent.
At Coaxis Hostinng, we foster a progressive and positive work environment centered on technical excellence, team collaboration, and individual career development. Our SOC 2 certified infrastructure and commitment to innovation set us apart in the marketplace. If you're a senior technical professional ready to take ownership of complex infrastructure, mentor the next generation of technicians, and drive meaningful technology initiatives, we want to hear from you. Join us in delivering exceptional IT services to our growing client base!
Company DescriptionCoaxis Hosting has provided enterprise technology and managed data hosting services to thousands of business and professional clients across the United States and Canada. As a cloud services company, Coaxis offers the highest level of secure and compliant Information Technology (IT) data communications and storage capabilities to financial, healthcare, criminal justice, legal and B2B entities.