Senior Systems Engineer – Cloud, Network & Security

Open Approach, Inc.; Fort Collins (CO); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Health, dental, and vision coverage

Life, STD/LTD Disability, Workers’Comp

401(k) with 4% match

Generous PTO

Fully paid parental leave

Smartphone stipend

Weekly company lunches, snacks, pet‑fr

Pet-friendly office

Job summary

Open Approach, Inc. is seeking a Senior Systems Engineer to design and manage complex IT environments in Fort Collins, CO. You will collaborate with clients, vendors, and internal teams to deliver sophisticated technical projects and architectural solutions.

The role emphasizes on-site work at least three days weekly, strong Windows/AD expertise, and hands-on virtualization, cloud, and security design across MSP environments.

Qualifications

• Office-based role requiring three days per week onsite in Fort Collins, CO.
• Excellent written and verbal communication; customer service experience a plus.
• Strong understanding of change control, documentation, and cross-team collaboration.
• Deep Windows Server, AD, GPO, and network knowledge; MSP environment a must.
• Experience with virtualization (Hyper-V, VMware) and cloud platforms (Azure, AWS).
• Scripting in PowerShell or Python is helpful; on-call rotation acceptance.

Responsibilities

• Collaborate with clients and vendors to design and implement technical projects.
• Architect, build, and manage mission-critical server infra, firewalls, and networks.
• Perform cloud migrations (Exchange, SharePoint, Entra ID/Intune, Azure).
• Administer Microsoft 365 ecosystem and security design.
• Own issues or projects from start to finish; participate in on-call rotation.

Skills

Customer communication

Change management

Documentation

Office collaboration

Cloud basics

Tools

Hyper-V

VMware

Citrix

RDS

Azure

AWS

PowerShell

Active Directory

NPS/RADIUS

SAN management

Job description

Open Approach, Inc. is seeking a Senior Systems Engineer to design and manage complex IT environments in Fort Collins, CO. You will collaborate with clients, vendors, and internal teams to deliver sophisticated technical projects and architectural solutions.

The role emphasizes on-site work at least three days weekly, strong Windows/AD expertise, and hands-on virtualization, cloud, and security design across MSP environments.