Senior IT Engineer
6 days ago
San Diego
Job Description Senior IT Engineer to play a key role on our IT Team in the design, deployment, maintenance, and security of our infrastructure. This position requires a hands-on technical expertise with deep experience across Azure AD, Intune, Active Directory, Exchange, virtualization platforms such as Proxmox, and enterprise networking. The ideal candidate is a problem-solver who can operate independently, mentor junior staff, and help modernize and secure IT systems while supporting business operations. Requirements Minimum Requirements but not limited to: • This position requires US Citizenship, • 8+ years hands-on experience across:, • Azure AD,, • Intune,, • Active Directory,, • Exchange,, • virtualization platforms such as Proxmox, and, • enterprise networking. ., • Excellent Problem solving abilities, • Can operate independently,, • Mentor junior staff, and, • help modernize and Systems & Identity Management • Administer and maintain Azure Active Directory (Entra ID), including user lifecycle management, Conditional Access, MFA, and role-based access control (RBAC)., • Manage on-prem Active Directory, including Group Policy, DNS, DHCP, and hybrid AD configurations., • Administer Microsoft Intune for device management (Windows, macOS, mobile), including compliance policies, configuration profiles, and application deployment., • Manage Exchange Online / Exchange hybrid environments, including mail flow, security, retention, and troubleshooting., • Infrastructure & Virtualization, • Design, deploy, and maintain virtualization environments, including Proxmox VE (VMs, LXC containers, backups, clustering, storage)., • Manage storage solutions (local, SAN/NAS, ZFS, backups, snapshots, replication)., • Configure and support enterprise networking environments, including:, • Switching and routing (VLANs, trunking, STP), • Firewalls and VPNs (site-to-site and remote access), • Network security best practices, • Implement and maintain security best practices across endpoints, servers, and identity platforms., • Support compliance initiatives (e.g., CMMC, SOC 2, ISO 27001, or similar)., • Manage patching, vulnerability remediation, endpoint protection, and logging., • Serve as an escalation point for complex technical issues., • Maintain the ticketing system and work issues as they arrive within SLA., • Create and maintain documentation for systems, procedures, and configurations. Required Qualifications • 8+ years of hands-on experience in a senior IT or systems engineering role., • Strong experience with:, • Azure AD / Entra ID, • Microsoft Intune, • Active Directory (on-prem and hybrid), • Exchange / Exchange Online, • Experience with virtualization platforms (Proxmox strongly preferred; VMware/Hyper-V acceptable)., • Solid understanding of TCP/IP networking, firewalls, VPNs, and DNS., • Strong troubleshooting skills across systems, networking, and identity., • Experience with:, • Proxmox clustering, ZFS, and backup strategies, • Linux server administration (Debian/Ubuntu preferred), • Scripting and automation (PowerShell, Bash, Python), • Endpoint security and MDM hardening, • Familiarity with compliance frameworks (CMMC, NIST, SOC 2, ISO)., • Microsoft certifications (Azure, M365, Security) or equivalent experience., • Strong communication skills with both technical and non-technical stakeholders., • Detail-oriented with a strong documentation mindset., • Security-first mentality., • Calm and effective under pressure., • Desire to continuously learn and improve systems. Benefits • Medical, • Dental/, • Vision, • 401K A2e Does NOT Accept Unsolicited Resumes or Referrals from any source other than the candidate, and, as a result, we will not be considering any unsolicited referrals or resumes sent to us as a fee -based candidate submittal. Any unsolicited resumes sent to A2e, including unsolicited resumes sent to a A2e mailing address, fax machine or email address, directly to A2e employees, or to A2e’s resume database will be considered A2e property. A2e will NOT pay a fee for any placement resulting from the receipt of an unsolicited resume.