Ampcus Inc ยท 3 weeks ago
Systems Administrator III
New York, NY
Full-time
Onsite
Mid, Senior Level
5+ years expAmpcus Inc. is a certified global provider of a broad range of Technology and Business consulting services. They are seeking a highly motivated Systems Administrator III to design, implement, and maintain secure network infrastructures while protecting organizations from cyber threats. The role involves maintaining network resources, troubleshooting network issues, and ensuring adherence to security standards.
Data ManagementInformation Technology
Responsibilities
Maintain network resources, including configuring network switches, server hardware, VoIP systems, operating systems, applications, and services in a wired and wireless environment
Maintain and improve network operations and provide support to network users
Configure and maintain network components (e.g., Cisco Meraki routers, switches, etc.) and services (e.g., connectivity and access)
Perform custom configuration for complex network devices such as firewalls and VPN concentrators. Reconfiguring network equipment is necessary to handle environmental changes
Perform network troubleshooting to isolate and diagnose complex network problems with minor supervision, implementing solutions with limited system-wide impact
Escalate issues with broader implications for the entire network to higher-level network personnel, such as the Network Manager or Technical Service Director
Maintain the campus's wireless authentication tool(s) and serve as the primary point of contact for campus community support
Utilize monitoring tools to capture and analyze traffic, maintain uptime, generate usage reports, and spot trends
Create and maintain documentation and diagrams as needed when assets are added or removed
Support VOIP telecom environments, including adding/moving/changing phone equipment and ensuring that our environment stays current with product releases
Provide users with technical support and establish network users, user environments, and directories for networks being installed
Install and test necessary software and hardware in accordance with standards-based settings and client Change Management processes
Design and deploy security protocols, firewalls, and intrusion detection systems
Continuously monitor network traffic for unusual activity and potential threats
Investigate and resolve security breaches and vulnerabilities
Conduct regular assessments to identify weaknesses and improve defenses
Ensure adherence to industry security standards and regulations
Qualification
Required
Higher Education background and knowledge with 5 years of related experience and/or training
Experience and knowledge of configuring and troubleshooting Cisco IOS networking devices
Experience and working knowledge of Microsoft Server operating systems, Microsoft Active Directory Domain Services, and Server roles such as DNS and DHCP
Has broad-based knowledge and hands-on experience implementing network switches
Practical experience with Cisco phone systems and VOIP system administration
Excellent time management, planning and interpersonal skills
Ability to work effectively with end-users, understand their technical and operational needs and translate them into viable technical solutions
Excellent verbal and written skills, encompassing complete understanding of the English language with exceptional communication skills
Strong organizational and leadership skills
Willingness to work as a contributing member of the team, including working cross functionally
Must participate in on-call rotation
Proficient in network access control systems
Ability to define problems, collect data, establish facts, and draw valid conclusions
Working knowledge of Linux and Windows server operating systems
Familiarity with network monitoring systems such as SolarWinds
Strong knowledge of network infrastructure and security protocols (SSL/TLS, IPSec, VPNs)
Experience with Cisco firewalls, intrusion detection systems, and endpoint security
Working knowledge of AWS, Rubrik and FortINAC
Analytical mindset with problem-solving skills to address security challenges
Preferred
Certifications such as CCNA and CompTIA Security are highly valued
Cisco Certification Preferred
Company
Ampcus Inc
Ampcus is a global IT and business staffing and consulting firm specializing in digital solutions and human capital management.
1001-5000 employees
H1B Sponsorship
Ampcus Inc has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (14)
2024 (13)
2023 (7)
2022 (16)
2021 (13)
2020 (18)
Funding
Current Stage
Late StageLeadership Team
Raj Narayan
Sr. Vice President, Strategic Sales
Recent News
2025-08-18
2025-07-31
Seattle TechFlash
2025-07-15
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