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System & Network Administrator
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System & Network Administrator
- Amherst, Ohio, United States
- Amherst, Ohio, United States
Über
Department: Information Technology
Reports to: Information Technology Manager
Rochester Precision Optics, LLC is seeking a Systems & Network Administrator to support and operate the company’s core IT infrastructure within a regulated manufacturing environment. This role is responsible for the administration and operational stability of server, network, cloud, and enterprise infrastructure platforms supporting approximately 300 users across corporate and manufacturing operations. The Systems & Network Administrator works closely with the IT Manager to maintain a secure, reliable and compliant infrastructure, including implementation of technical controls aligned with NIST 800-171 and CMMC 2.0 requirements.
This is a hands‑on role where the successful candidate will take ownership of infrastructure operations, contribute to the ongoing improvement and modernization of the organization’s infrastructure platforms, and serve as an escalation resource for complex technical issues.
Key Responsibilities Infrastructure & Systems Administration
Administer and maintain Windows Server environments and enterprise infrastructure systems
Manage Active Directory, DNS, DHCP, Group Policy, and identity infrastructure
Support virtualization platforms such as VMware or Hyper‑V
Provision and maintain virtual machines and server resources
Monitor infrastructure performance, system capacity and service availability
Perform patch management and security updates for servers and infrastructure systems
Maintain file services, storage systems and system health monitoring
Administer enterprise backup platforms and validate backup integrity through periodic recovery testing
Administer enterprise software deployment platforms including PDQ Deploy and related deployment tooling
Create and maintain standardized software deployment packages for enterprise applications and operating system updates
Coordinate controlled rollout of software updates and application upgrades across managed systems
Maintain infrastructure documentation including system configuration standards and architecture diagrams
Network Infrastructure Administration
Maintain & support network infrastructure including switches, firewalls, VPN, and wireless networks
Configure and support VLANs, routing and subnetting
Configure and maintain firewall policies, access rules and network security controls
Maintain network authentication systems supporting secure wired and wireless access
Support VoIP and network‑connected infrastructure including cameras and related technologies
Maintain and troubleshoot DNS, DHCP, routing and other core network services
Support structured cabling, patch panel management and infrastructure expansion projects
Maintain network diagrams, segmentation documentation and infrastructure configuration records
Microsoft 365 GCC High Administration
Administer Microsoft 365 GCC High tenant services including Exchange Online, Microsoft Teams and Entra ID
Configure and maintain Conditional Access policies and secure authentication configurations
Support identity lifecycle integration between on‑premises Active Directory and Entra ID
Provide Tier 2/3 escalation support for advanced Exchange Online and Teams issues
Assist with Microsoft Purview administration including eDiscovery searches, retention policies and litigation hold support
Maintain secure messaging and collaboration configurations aligned with regulatory requirements
Endpoint & Mobile Device Management Platform Administration
Administer enterprise device management platforms including Microsoft Intune and Endpoint Central
Configure and maintain device enrollment policies, compliance policies and security baselines
Integrate device compliance enforcement with Conditional Access authentication policies
Provide Tier 3 escalation support for complex endpoint and mobile device management issues
Support device security posture aligned with organizational security and compliance requirements
Maintain backend infrastructure supporting enterprise applications including ERP, SQL Server and FileMaker hosting environments
Support infrastructure stability for unified communications platforms such as 3CX VoIP
Maintain backend infrastructure supporting physical security platforms including badge access control and video surveillance systems
Maintain infrastructure supporting enterprise print services and related systems
Support infrastructure used for digital signage, IoT devices and other network‑connected systems
Security & Compliance Operations
Implement and maintain infrastructure security controls aligned with NIST 800‑171 and CMMC 2.0 requirements
Partner with internal leadership and external compliance advisors on cybersecurity initiatives
Maintain secure configuration baselines and infrastructure hardening standards
Ensure infrastructure systems generate and forward logs to centralized monitoring platforms
Support vulnerability remediation across infrastructure platforms
Assist with investigation of infrastructure‑level security alerts and anomalies
Support audit readiness activities and collection of technical compliance evidence
Collaboration & Operational Support
Serve as Tier 2/3 escalation resource for complex infrastructure and systems issues
Collaborate with IT leadership on infrastructure improvements and modernization initiatives
Assist with enterprise application upgrades and infrastructure lifecycle projects
Provide mentorship and technical guidance to IT support staff
Participate in rotating on‑call coverage for infrastructure alerts and critical incidents
Required Skills & Qualifications
Bachelor’s degree in Information Technology, Computer Science or related field preferred, or equivalent combination of education and experience
Relevant industry certifications such as Network+, Security+, Microsoft or VMware certifications are a plus
5+ years of experience in systems administration, infrastructure engineering or related roles
Strong knowledge of Windows Server, Active Directory and Microsoft enterprise environments
Experience managing network infrastructure including VLANs, switching, firewalls and VPN technologies
Experience supporting Microsoft 365 environments (GCC High experience preferred)
Experience with virtualization platforms such as VMware or Hyper‑V
Experience administering enterprise endpoint management platforms (Intune, Endpoint Central or similar)
Experience supporting enterprise backup platforms and disaster recovery planning
Familiarity with enterprise deployment tools and automation scripting (PowerShell preferred)
Experience supporting infrastructure hosting enterprise applications or ERP systems preferred
Familiarity with NIST 800‑171 or CMMC security frameworks preferred
Core Competencies
Results‑Oriented: Motivated, hard‑working and ready to level‑up
Curious: You never stop learning and have an insatiable desire to gain new skills and knowledge
Process‑Oriented: Well organized, demonstrating attention to detail
Analytical: Possess a “If there’s a problem, I’ll find a solution” attitude
Accountable: Demanding the highest quality from yourself and team members
Detail‑Oriented: Have excellent time management and organizational skills
A Team Player: Reliable, collaborative, flexible with a positive “get things done” attitude
Additional Requirements Pursuant to ITAR, EAR and other export compliance laws and regulations, applicants for this position must be U.S. Persons as defined by U.S. law, i.e., U.S. citizens, lawful permanent residents ("Green Card" holders), persons granted refugee status or asylum status in the United States, or temporary residents granted amnesty.
Compensation & Benefits
Competitive compensation package linked to your experience and performance
401(k) with company match and Tuition Reimbursement opportunities
Health, dental, vision, HSA and life insurance
Paid time off including vacation, sick time and 11 paid company holidays
Work Environment & Physical Demands
While performing the duties of this job, the employee is regularly required to stand, use hands & fingers, handle or feel, and reach with hands and arms. The employee frequently is required to stand, walk, stoop, kneel, crouch, talk and hear.
Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception and ability to adjust focus. May involve prolonged periods of magnified inspection (eye strain)
Requires good hand-eye coordination, arm, hand, and finger dexterity, including ability to grasp
The job may involve prolong periods of standing
Highly repetitive work, usually in a fixed body position for a sustained period of time
The employee is frequently required to use the computer
May involve the use of oils and solvents
Subject to some soilage and irritation from cleaning solutions (Lab Coats provided)
Generally works in a clean environment and works to maintain the environment as such
Safety Glasses and hearing protection are required
May require area specific safety training
This position works in a manufacturing environment. The noise level in the work environment is usually loud
The employee is regularly exposed to moving mechanical parts and fumes or airborne paper particles
May work at different workstations as production needs require, or shifts from one station to another during the production process
Disclaimer: This job description reflects management’s assignment of essential functions; it does not prescribe or restrict the tasks that may be assigned. The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.
Rochester Precision Optics is committed to leveraging the talent of a diverse workforce to create great opportunities for our business and our people.
EOE/AA/Race/Gender/Disability/Veteran In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States, and to complete the required employment eligibility verification form upon hire.
Location: West Henrietta, NY (on site)
Schedule: Monday - Friday, 7am - 3:30pm
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Sprachkenntnisse
- English
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