IT Systems and Infrastructure Manager

Sentinel Technologies Inc.; Chicago (IL); Hybrid; USD 90,000 - 125,000; Full time

Benefits offered by this job

Weekly competitive pay

Medical, dental, vision insurance

401K plan

Job summary

Sentinel Technologies Inc. is looking for an IT Systems and Infrastructure Manager based in Chicago, IL. This role involves leading cybersecurity initiatives, handling IT operations, and managing network infrastructure. The position is contract-to-hire with onsite work required for four out of five days a week.

The ideal candidate possesses strong skills in cybersecurity, Microsoft 365, and identity management. Additional benefits include competitive pay and comprehensive medical packages.

Qualifications

• Strong expertise in cybersecurity and email security.
• Deep knowledge of Microsoft 365, Intune, and Windows endpoint management.
• Proven ability to manage network infrastructure and incident response.

Responsibilities

• Lead execution across cybersecurity, infrastructure, and IT operations.
• Drive initiatives such as email security and Windows 11 migration.
• Partner with vendors for identity management and IT operations.

Skills

Cybersecurity expertise

Microsoft 365 knowledge

Network infrastructure management

Identity and access management

Process improvement mindset

Excellent troubleshooting skills

Education

Relevant IT certifications (e.g., Microsoft, Cisco, CompTIA)

Job description

Responsibilities

Sentinel is seeking an IT Systems and Infrastructure Manager for a Chicago-based partner. This role leads execution across cybersecurity, infrastructure, endpoint management, and enterprise IT operations. Responsibilities include driving initiatives such as email security, Intune/Autopilot deployments, Windows 11 migration, and incident response readiness, while ensuring network reliability, outage recovery, and failover planning. The manager partners with key vendors and oversees identity management, onboarding/offboarding, and cross‑functional support across office, plant, and executive teams. Additionally, the role promotes continuous improvement through automation, documentation, user training, and standardized processes, while monitoring operational performance and high‑volume support. This position ensures secure, scalable, and efficient IT operations aligned with business goals.

This is a contract‑to‑hire hybrid position that requires onsite work 4 of 5 days a week at the client location in Chicago, IL.

Qualifications

• Strong expertise in cybersecurity, email security, and compliance frameworks
• Deep knowledge of Microsoft 365, Intune, Autopilot, and Windows endpoint management
• Proven ability to manage network infrastructure, incident response, and outage recovery
• Experience supporting enterprise environments across office, plant, and executive functions
• Proficiency in identity and access management (Active Directory, MFA, user lifecycle)
• Ability to lead vendor relationships and coordinate with external partners (e.g., Cisco, AT&T, Sentinel)
• Strong process improvement mindset, including automation, documentation, and standardization.
• Excellent troubleshooting skills with capacity to manage high‑volume IT support operations.
• Relevant IT certifications (e.g., Microsoft, Cisco, CompTIA, or cybersecurity‑focused credentials) preferred
• Demonstrated experience in IT roadmap development and execution to support organizational growth and scalability
• 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

Compensation and Benefits

Compensation Range:

$90,000-$125,000

What you get:

We offer weekly competitive pay, medical, dental, vision, 401K and more.

Equal Employment Opportunity

Sentinel is proud to be an equal opportunity employer including disability and veterans. In accordance with Title VII and state regulations, all qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, marital status, pregnancy, genetics, disability, military, veteran status or any other basis protected by law.

If you are an individual with a disability and need assistance in applying for a position, please contact [e-mail].

Sentinel EEO Policy Statement is available here: https://www.sentinel.com/about/diversity

The “Know Your Rights” Poster is available here: https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf