Sentinel Technologies

Customer Support

• Provide on-site technical support for one of our valued clients
• Troubleshoot and repair desktops and laptops
• Perform system imaging and re-imaging
• Ensure all devices are secure, compliant, and operating at peak performance

End User Support Specialist

Network Engineer

• Deliver secure network design and implementation services
• Work closely with project management teams, internal IT departments, and managed services teams
• Ensure seamless integration, security, and performance of network infrastructure
• Contribute to additional projects as they arise

Senior Network Engineer

Support Engineer

• Provide on‑site technical support for desktop and laptop hardware and software issues
• Troubleshoot, repair, and replace computer equipment as needed
• Perform system re‑imaging and deployments (SCCM experience preferred)
• Ensure systems are properly configured, patched, and secure
• Transport and set up IT equipment between locations as required
• Deliver outstanding customer service while maintaining a professional presence at the client site
• Collaborate closely with team members to resolve issues efficiently

Desktop Support Engineer

IT Support

• Work closely with stakeholders to understand business needs
• Guide the development team in creating applications that improve operational efficiency
• Ensure best practices in coding, architecture, and project management
• Focus on delivering high-quality solutions on time and within budget

IT Manager – Power Apps, Development Team

• Oversee day-to-day IT operations across infrastructure, systems, and end-user support
• Manage and mentor internal IT staff, including Help Desk and Systems Administration personnel
• Serve as the primary escalation point for complex technical and operational issues
• Lead technology planning, roadmap development, and lifecycle management initiatives
• Act as the main IT liaison between business stakeholders, managed service providers, and third-party vendors
• Own vendor management activities, including performance oversight, coordination, and issue resolution
• Collaborate with Sentinel’s Managed Services, Help Desk, and SOC/SIEM teams to ensure effective service delivery
• Support infrastructure and platform transitions, including network standardization and virtualization changes
• Ensure IT operations align with compliance requirements, including government and manufacturing standards
• Maintain documentation, processes, and operational best practices

IT Manager

• provide hands-on technical support in a mixed office and production floor manufacturing environment
• support end users
• deploy and maintain hardware
• assist with daily IT operations across an enterprise infrastructure that includes Cisco and Juniper networking, Microsoft 365, and virtualization platforms

IT Help Desk

Backend Engineer

• designing, developing, and maintaining integrations across enterprise applications, cloud platforms, and internal systems
• building scalable APIs, reliable data pipelines, and automation workflows that enhance system interoperability and support business operations
• collaborating with cross-functional teams, including software developers, database administrators, system administrators, and external vendors, to ensure seamless and secure data exchange across platforms

.Net Developer

Security Analyst

• support a wide range of cybersecurity initiatives, including documentation, process development, security monitoring, and awareness programs
• gain hands-on experience across multiple security domains while building strong technical and analytical skills
• ideal for an early-career professional who is eager to learn and grow under the guidance of an experienced cybersecurity specialist

Cyber Security Analyst

• We are seeking a talented and experienced Network Engineer to join our growing team.
• The ideal candidate will be excited to work with various technologies while designing, implementing, and deploying solutions in our client organizations’ infrastructure.
• The ideal candidate has a passion to learn new technologies as they are introduced while maintaining their abilities with the current and older technology to implement and resolve customer issues.
• This position can work remotely but must be local to Tempe, AZ to come onsite as needed to our client locations in AZ.

• Provide network support and administrative functions for one of Sentinel’s national customers
• Be detailed oriented and have a strong technical background
• Customer oriented responsibilities
• Participate in an on call rotation every 5-6 weeks
• Support required at our Downers Grove, IL headquarters occasionally

Infrastructure Engineer

• Design, stabilize, and modernize a highly available hybrid environment for one of our strategic partners.
• Blend hands-on expertise in Cisco networking and VMware virtualization with strategic influence across cloud, security, and operations teams.
• Serve as the senior escalation point, guide infrastructure standards, and support mission‑critical warehouse and logistics technology.
• Take ownership, mentorship, and shape the future of enterprise infrastructure.

Lead Infrastructure Engineer

Business Analyst

• responsible for evaluating, designing and optimizing processes to improve efficiency, effectiveness and alignment with business objectives.
• This role works cross-functionally with stakeholders to document current workflows, identify gaps, and implement process improvements supported by data analysis and technology solutions.

Business Process Analyst

• Provide on-site technical assistance to our customer
• Troubleshooting and repairing desktops and laptops
• Performing software re-imaging
• Ensuring systems are fully functional and secure
• Delivering exceptional customer service
• Working collaboratively within a team
• Maintaining a professional presence at client location

Systems Engineer

• Manage and maintain on‑premises infrastructure including servers, hosts, clusters, and virtual machines
• Oversee and troubleshoot virtualization environments (VMware or similar)
• Support and optimize storage architecture and capacity planning
• Administer switches and networking components; strong networking understanding is essential
• Contribute to backup processes (potential transition to Sentinel for backup automation)
• Participate in initiatives to simplify and modernize infrastructure (with CLI-based systems still in use)
• Collaborate with internal engineering partners on shared responsibilities
• Participate in occasional travel for special projects (rare)

• support one of our customers
• protecting company systems, infrastructure, and data through proactive threat analysis
• system monitoring
• vulnerability mitigation
• incident response
• security system management
• heavily involved in the company’s efforts to obtain CMMC Level 2 Certification

End User Support Specialist

Senior Network Engineer

Desktop Support Engineer

IT Manager – Power Apps, Development Team

IT Manager

IT Help Desk

.Net Developer

Cyber Security Analyst

Network Engineer

Network Engineer

Lead Infrastructure Engineer

Business Process Analyst

Desktop Support Engineer

Systems Engineer

Cybersecurity Analyst