Carollo Engineers Inc

Infrastructure Engineer

Carollo Engineers Inc$90K — $130K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 3+ years in IT support, systems administration, networking, or cloud operations.
  • Experience with core infrastructure technologies: servers, storage, networking, VMs.
  • Hands-on with Windows Server and Active Directory/Entra ID.
  • Knowledge of virtualization (VMware/Hyper-V) and cloud systems, preferably Azure.
  • Familiar with patching, monitoring, and configuration management tools.
  • Understanding of backup and disaster recovery concepts.
  • Strong troubleshooting skills across multiple technical domains.

Responsibilities

  • Troubleshoot infrastructure issues as 3rd line support.
  • Maintain on-prem and cloud servers, including lifecycle management.
  • Manage Active Directory, DNS, DHCP, and other directory services.
  • Support hybrid identity solutions and access governance.
  • Deploy and manage virtualization platforms like VMware or Hyper-V.
  • Administer storage systems and oversee backup and disaster recovery processes.
  • Participate in project work like infrastructure upgrades and migrations.

Benefits

  • Participation in on-call support rota for operational readiness.
  • Opportunity for travel regionally for site-specific tasks.
  • Support for global operations across various time zones.
Full Job Description
JOB SUMMARY:

The Infrastructure Engineer is a technical specialist role responsible for maintaining, supporting, and improving the global infrastructure platform across on-premises and cloud environments. This role provides deep technical expertise across servers, storage, networking LAN, WAN and Wifi, virtualisation, backup + DR, and monitoring systems.

The role ensures the stability, resilience, performance, and security across infrastructure services that underpins business operations. Engineers deliver hands-on technical work, support incidents, participate in project delivery, implement change, and contribute to global standardisation and modernisation initiatives.

Operating under the guidance of the Regional Infrastructure Manager, this position is crucial in ensuring infrastructure availability across regional offices, datacentres, remote sites, and cloud workload.

MAIN DUTIES AND RESPONSIBILITIES:

Duties and responsibilities would include:

Core Infrastructure Engineering

  • Troubleshoot infrastructure related issues by providing 3rd line support to supporting functions.


  • Maintain both on-prem and cloud Server environments (Windows 2016/2019/2022), including installation, configuration, Patch management and lifecycle management.


  • Manage Active Directory, Entra ID, DNS, DHCP, Group Policy, OU structure, replication.


  • Support hybrid identity (AAD Connect, Cloud Sync), MFA, Conditional Access, and identity governance baselines.


  • Deploy, maintain, and troubleshoot virtualisation platforms (VMware vSphere/ESXi or Hyper-V).


  • Perform server builds, OS hardening, patching, software deployment, and configuration baseline enforcement.


  • Support Back up and DR functions.


Azure & Cloud Infrastructure

  • Support Azure VMs, storage accounts, VNets, NSGs, load balancers, recovery vaults.


  • Maintain Azure backup & site recovery (ASR) configurations and replication health.


  • Assist with AVD, image management, FSLogix profiles, and session host maintenance.


  • Monitor cloud resource performance, cost, and security posture.


Storage, Backup & DR

  • Administer SAN/NAS platforms (NetApp, Dell EMC, HPE, Synology, or equivalent).


  • Manage storage provisioning, LUNs, shares, quotas, snapshots, and performance tuning.


  • Operate backup systems (Veeam, Rubrik, Commvault, Azure Backup):


  • Contribute to disaster recovery testing, documentation, and RPO/RTO validation.


Networking & Connectivity (Infrastructure-Focused)

  • Support network operations where required by region:


  • VLAN management.


  • Switch configuration (Cisco, HP, Meraki, UniFi).


  • Firewall rule updates and packet tracing (Fortinet/Palo Alto/Cisco ASA).


  • SD-WAN/VPN monitoring and troubleshooting.


  • Perform connectivity diagnostics for servers, cloud, and datacentre infrastructure.


  • Wifi Management, Monitoring and Deployment.


Monitoring

  • Use monitoring platforms (SolarWinds, PRTG, LogicMonitor, Azure Monitor) to detect performance issues and faults.


  • Support scripting/automation (PowerShell preferred) for routine tasks such as:


  • User and AD object management.


  • Server compliance checks.


  • Bulk configuration changes.


  • Backup validation scripts.


Incident and Change Management

  • Provide 3rd-line technical support for the company.


  • Perform root-cause analysis for recurring issues and contribute to problem remediation plans.


  • Execute changes using approved procedures, including risk assessment, rollback planning, and stakeholder communication.


Project Work & Technical Delivery

  • Participate in infrastructure upgrades, migrations, server refreshes, cloud onboarding, and network modernisation projects.


  • Assist with datacentre rack/stack, cabling, hypervisor upgrades, storage refresh, and backup platform improvements.


  • Support global standardisation of builds, tools, and infrastructure frameworks.


Documentation & Configuration Management

  • Create and maintain:


  • Build documents


  • Infrastructure diagrams


  • Asset and configuration records


  • Ensure documentation reflects current operating environments and engineering standards.


  • Create KB for service line functions.


SKILLS/KNOWLEDGE/EXPERIENCE:

Essential

  • Professional experience in IT support, minimum 3+ years under Service Desk, systems administration, networking, or cloud operations.


  • Strong experience supporting core infrastructure technologies (servers, storage, networking, VMs).


  • Solid hands-on experience with Windows Server, Active Directory/Entra ID, Group Policy, and enterprise management platforms.


  • Practical knowledge of virtualisation (VMware/Hyper-V) and cloud systems (Azure preferred).


  • Experience with patching, monitoring, and configuration-management tools.


  • Understanding of backup, replication, and disaster-recovery concepts.


  • Ability to troubleshoot complex technical issues across multiple domains.


  • Strong documentation, communication, and stakeholder-engagement skills.


Desirable

  • Experience working in a global or multi-site environment.


  • Familiarity with AVD, O365, M365, and endpoint-management technologies.


  • Exposure to enterprise networking (routing, switching, firewalling, VPN).


  • Knowledge of cybersecurity practices, vulnerability management, and compliance frameworks.


  • Experience with ITIL processes (incident, change, problem).


EDUCATION: QUALIFICATIONS/PROFESSIONAL MEMBERSHIPS:

  • IT Degree in Computer science or similar.


  • Microsoft (Azure Administrator, Windows Server, Identity & Access)


  • VMware (VCP)


  • Cisco (CCNA)


  • CompTIA (Network+, Security+, Server+)


  • ITIL Foundation


PERSONAL ATTRIBUTES:

  • Highly technical, analytical, and methodical in fault resolution.


  • Able to work independently within global distributed teams.


  • Strong sense of ownership, reliability, and attention to detail.


  • Resilient and calm during incident response and critical infrastructure events.


  • Committed to maintaining high standards of security and operational excellence.


OTHER

  • Participation in on-call support rota may be required.


  • Willingness to travel regionally for site work or datacentre tasks.


  • Flexibility to support global operations across different time zones


About Carollo Engineers Inc

Carollo Engineers is an environmental engineering consulting firm that specializes in the planning, design, and construction of water and wastewater facilities. The company was founded in 1933 and is headquartered in Seattle, Washington. Carollo Engineers has over 40 offices throughout the United States and provides services to clients in the municipal, state, and federal government sectors, as well as private industry. The company's services include water treatment, wastewater treatment, water resources planning, and environmental compliance. Carollo Engineers has received numerous awards for its work, including the American Council of Engineering Companies' Grand Conceptor Award.
Learn more about Carollo Engineers Inc
Size
1,400 employees
Industry
Founded
1933

Similar Jobs

More Jobs at Carollo Engineers Inc

  • Carollo Engineers Inc
    Infrastructure Engineer
    $90K — $120K *
    Boston, MA 02115 (Suffolk County)
    Information Technology
    In-Person
  • Carollo Engineers Inc
    Infrastructure Engineer
    $90K — $120K *
    Cheshire, CT 06410 (Capitol County)
    Information Technology
    In-Person
  • Carollo Engineers Inc
    Infrastructure Engineer
    $90K — $130K *
    New York, NY 10025 (New York County)
    Information Technology
    In-Person
  • Carollo Engineers Inc
    MA LSP
    $160K — $200K *
    Bedford, NH 03110 (Hillsborough County)
    Technical Services
    In-Person
  • Carollo Engineers Inc
    MA LSP
    $160K — $200K *
    Boston, MA 02115 (Suffolk County)
    Business Services
    In-Person

More Information Technology Jobs

Find similar Infrastructure Engineer jobs: