IT Infrastructure & Security Manager

R.E. Mason

$100K — $120K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 7+ years in IT infrastructure, system administration, or cybersecurity roles
  • 2+ years of experience managing technical teams
  • Strong skills in Microsoft 365/Azure and identity management
  • Hands-on experience with server, network, and endpoint infrastructure
  • Familiarity with security technologies (EDR, SIEM, MFA)
  • Experience in IT service management and ticketing systems

Responsibilities

  • Oversee the reliability and performance of IT infrastructure and core platforms
  • Lead system administration tasks including patching and disaster recovery planning
  • Manage and develop help desk and system administration teams
  • Establish a tiered support model for efficient issue resolution
  • Monitor help desk performance metrics and drive continuous improvement
  • Own cybersecurity operations and incident response processes
  • Develop and manage IT budgets and vendor relationships

Benefits

  • Professional development and leadership opportunities
  • Clear pathways for team visibility and accountability
  • Involvement in shaping IT strategy in a growing organization
  • Engagement in digital transformation initiatives
  • A collaborative team-oriented environment that fosters initiative
Full Job Description




General Description

The IT Infrastructure & Security Manager plays a critical role in ensuring R.E. Mason's IT environment is reliable, secure, and positioned to support continued growth. This leader will own day-to-day IT operations while driving improvements in structure, visibility, and overall service delivery.

In this role, you will lead a cross-functional IT function spanning infrastructure, end-user support, and cybersecurity-balancing hands-on technical execution with leadership responsibilities. You will have the opportunity to shape how IT operates within a growing organization and directly impact how technology supports the broader business.

Success Profile
  • IT operations are well-coordinated and predictable, with clear ownership of issues and initiatives
  • Stakeholders experience high confidence in IT delivery, driven by consistent communication and follow-through
  • Issues are proactively surfaced, clearly communicated, and effectively managed across the organization
  • Help desk and infrastructure teams operate with clear accountability and defined priorities
  • Cybersecurity and compliance efforts are well-organized, visible, and understood by leadership
  • The IT function is viewed as reliable, responsive, and professionally managed

Specific Responsibilities

IT Operations & Infrastructure
  • Own the performance, availability, and reliability of IT infrastructure and core platforms
  • Lead system administration activities including patching, upgrades, backups, and disaster recovery planning
  • Oversee infrastructure lifecycle management (hardware refresh, upgrades, capacity planning)

Help Desk & End User Support
  • Manage and develop a team of help desk technicians and system administrators
  • Establish and optimize a tiered support model (Tier 1 / Tier 2 / Tier 3 escalation)
  • Monitor ticket volumes, SLAs, and user satisfaction; drive continuous improvement in support delivery
  • Ensure effective onboarding, training, and knowledge base development for end users
  • Provide clear, consistent communication to end users and internal stakeholders regarding issue status, expectations, and resolution timelines

Cybersecurity & Compliance
  • Own cybersecurity operations including endpoint protection, identity management, vulnerability remediation, and incident response
  • Lead compliance initiatives (NIST SP 800-171, client-driven requirements, internal security policies)
  • Support audits, risk assessments, and evidence collection in coordination with GRC resources
  • Manage tools such as SIEM, EDR, MFA, and access control systems
  • Clearly communicate risks, gaps, and remediation priorities to leadership in a concise, decision-oriented manner

Budgeting, Procurement & Vendor Management
  • Develop and manage IT operating and capital budgets
  • Lead purchasing decisions for hardware, software, and security tools
  • Manage vendor relationships (licensing, support agreements, renewals, and performance)
  • Optimize cost vs. performance across infrastructure, licensing, and support models

Leadership & Team Development
  • Recruit, mentor, and develop IT team members across help desk and system administration
  • Establish clear roles, priorities, and accountability across the team
  • Maintain visibility into work in progress, risks, and key initiatives
  • Ensure strong follow-through on commitments and consistent communication across stakeholders
  • Balance hands-on execution with leadership responsibilities

Strategy & Continuous Improvement
  • Define and execute IT infrastructure and cybersecurity roadmap
  • Identify and implement improvements to tools, processes, and service delivery
  • Partner with business units to align IT services with operational needs
  • Support broader digital transformation and system enablement initiatives
  • Implement and lead structured work management practices using Agile/Scrum methodologies, leveraging tools such as Jira to manage priorities, track work, and establish consistent team execution rhythms (e.g., sprint planning, standups, retrospectives)


Qualifications

Required Competencies
  • US Citizenship with a valid driver's license required
  • Excellent communication and interpersonal abilities.
  • Ability to work in team environment; a team player
  • Self-directed, self-motivated, and detail oriented
  • Customer focused
  • Highly organized, reliable, and ownership-oriented

Required Education & Experience
  • 7+ years of experience in IT infrastructure, system administration, or cybersecurity roles
  • 2+ years of experience managing technical teams
  • Strong hands-on experience with:
    • Microsoft 365 / Azure / identity management
    • Server, network, and endpoint infrastructure
    • Security technologies (EDR, SIEM, MFA, vulnerability management)
  • Experience with IT service management / ticketing systems
  • Experience supporting or leading cybersecurity compliance initiatives
  • Experience implementing Agile/Scrum practices and using tools such as Jira or similar platforms for work management

Preferred Experience/Competencies
  • Experience with NIST, ISO 27001, SOC 2, or similar frameworks
  • Experience in hybrid IT/OT environments (manufacturing or industrial clients)
  • Relevant certifications (Microsoft, CISSP, Security+, CCNA, etc.)
  • Experience with disaster recovery and business continuity planning

Physical Requirements
  • Standing
  • Walking
  • Sitting
  • Kneeling
  • Reaching Overhead
  • Climbing
  • Pushing and Pulling
  • Lifting - 30 pounds
  • Using a Computer
  • Using a Telephone
  • Driving


Similar Jobs

More Jobs at R.E. Mason

More Information Technology Jobs

Find similar IT Infrastructure & Security Manager jobs: