On-Site IT Manager: Security & Infrastructure Lead

APCON; United States; On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Employee-only medical and dental on a

Additional plan option with cost share

Dependent coverage for medical, dental

Company-paid disability

Flexible spending accounts

Generous paid time off

401(k) with company match

Professional development program

Volunteer time off

On-site exercise facility

Job summary

APCON in the United States is seeking an IT Manager to lead a small on-premises infrastructure team. The role emphasizes securing Windows Server 2019 environments, multi-site redundancy, and strong firewall and VPN management to keep systems secure, stable, and available.

You will oversee Active Directory, Exchange, IIS, and core services, drive risk assessments, incident response, backups, DR planning, and change management while collaborating with internal teams to ensure reliable service

Qualifications

• 7+ years in network engineering or similar.
• 5+ years IT team leadership.
• Experience securing on-prem environments.
• Proficiency with firewalls, IDS/IPS, and threat mitigation.
• CCNP/CCNA or equivalent desirable.

Responsibilities

• Lead IT team with direction, mentorship, and performance development.
• Manage APCON's on-prem infrastructure, including Windows Server 2019, virtualization, storage, and multi-site redundancy.
• Harden firewalls, VPN, routing, and perimeter security; maintain a strong security posture.
• Oversee Active Directory, Exchange, IIS, and core Microsoft server services.
• Conduct ongoing risk assessments, vulnerability mitigation, and lifecycle planning.
• Lead incident response, root-cause analysis, and remediation.
• Maintain and test backups, disaster recovery, and business continuity plans.
• Develop and enforce IT policies, procedures, and change-management standards.
• Collaborate with internal teams to support system requirements and reliable service delivery.
• Coordinate installation, configuration, and integration of internal systems and tools

Skills

Network engineering

Team leadership

Security posture

Risk assessment

Communication skills

Education

Bachelor's degree in Information Science or Computer Science

Tools

Windows Server 2019

Virtualization

Active Directory

Exchange

IIS

Firewall administration

VPN

Linux systems

Job description

APCON in the United States is seeking an IT Manager to lead a small on-premises infrastructure team. The role emphasizes securing Windows Server 2019 environments, multi-site redundancy, and strong firewall and VPN management to keep systems secure, stable, and available.

You will oversee Active Directory, Exchange, IIS, and core services, drive risk assessments, incident response, backups, DR planning, and change management while collaborating with internal teams to ensure reliable service