Senior IT Engineer

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
• secure IT systems while supporting business operations.

Key Responsibilities but not limited to::

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).
• Monitor system performance, capacity, and availability; proactively resolve issues.

Networking 

• 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

• Troubleshoot complex network connectivity and performance issues. 

Security & Compliance 

• 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.
• Participate in incident response and root cause analysis.

End-User & Operational Support 

• 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.
• Assist with training and support for end users.

· Work closely with vendors and security consultants as needed. 

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.

• Ability to work independently and manage multiple priorities. 

Preferred Qualifications 

• 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.
• Experience modernizing legacy environments or migrating to cloud services.

Soft Skills & Attributes 

• 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.