Systems & Network Engineer, Senior

Sentinel • Mesa, AZ

3d • Onsite

About The Position

We are seeking a highly skilled and versatile Senior Systems & Network Engineer to join one of our clients in Mesa, Arizona. This is a hands-on, high-impact role supporting a complex enterprise infrastructure across virtualization, networking, storage, security, and Microsoft cloud technologies. This individual will take full ownership of the environment, serve as a key escalation point for the Director, and play a critical role in mentoring junior team members. The ideal candidate is a proactive problem-solver who thrives in fast-paced environments and is passionate about driving infrastructure improvements, stability, and modernization. This is a full-time onsite position working 4 - 10 hour days (Monday through Thursday) based in Mesa, Arizona.

Requirements

• Must have hands-on experience with VMware and/or Hyper-V
• Strong Cisco networking experience (Meraki, UCS, WAPs, Cisco ISE) is required
• Experience with Veeam Backup & Replication
• Microsoft SQL Server administration, maintenance, and performance tuning
• Strong knowledge of Active Directory and Group Policy management
• Experience with Entra ID (Azure AD)
• Experience with Microsoft Intune and Defender
• Strong troubleshooting and problem-solving skills
• Ability to work independently and take ownership of tasks
• Familiarity with security frameworks, compliance, or regulated environments
• Candidate should be comfortable working in a direct, fast-paced environment
• Must have a strong, pragmatic approach with no ego-driven behavior
• Ability to take direction and execute efficiently is critical
• Must have a car, as this position requires travel between location and the transportation of equipment
• A valid driver’s license and proof of vehicle insurance will be required
• Legally authorized to work in the US without sponsorship
• Must demonstrate a “can-do” attitude

Nice To Haves

• Experience with HPE storage systems and Simplivity is preferred
• Experience with Microsoft Intune, Defender, and Purview—preferably within a GCC-High environment
• Familiarity with NIST 800-171 security controls and compliance requirements is a strong plus
• Experience supporting specialized assets / operational technology (OT) in a manufacturing environment, particularly for Department of Defense (DoD) contracts, is highly desirable
• SharePoint Online administration experience
• CCNA certification or equivalent networking experience preferred

Responsibilities

• Take full ownership of the environment.
• Serve as a key escalation point for the Director.
• Play a critical role in mentoring junior team members.
• Drive infrastructure improvements, stability, and modernization.

Benefits

• competitive pay
• medical
• dental
• vision
• 401K

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed