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CSS Tec

Senior System Administrator

CSS Tec, Newark, Delaware, United States, 19711

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Senior System Administrator – CSS Tec DIRECT HIRE FULL TIME

Our client, a utility company, is seeking a proactive professional to take on both technical and administrative responsibilities for overseeing and maintaining the entire IT Infrastructure portfolio. This includes managing vital components such as Windows, Linux, Active Directory, and various physical, virtual, and cloud-based environments. As a senior team member, this role will lead planning, develop policies, and ensure system integrity. Responsibilities encompass monitoring current solutions, implementing new systems and upgrades, deploying enhancements, and performing essential maintenance tasks.

Core Responsibilities

Maintain and develop the IT Infrastructure Group’s lifecycle operations.

Demonstrate in-depth knowledge of the functionality of, and the ability to administer and troubleshoot across the portfolio of IT infrastructure which includes servers & appliances, electronic communications, physical environment, virtual systems, cloud-based infrastructure technologies, Microsoft-based products, non-enterprise scale business applications, webservers, backup & recovery, monitoring and performance tools, identity management, authentication and authorization solutions, automation and tools supporting technology support, Windows client operating system, and Linux operating system.

Administer Active Directory (AD), including user accounts, Group Policy Objects (GPO), DNS, DHCP, and authentication services.

Maintain the secure and continued operations of related infrastructure hardware and software through the review, deployment, and management of security and enhancement patches and updates.

Anticipate, respond to, and identify technology/business needs by implementing new technology, hardware, software, processes, applications, and services, as well as enhancements to existing products and capabilities.

Develop, implement, and administer software, tools, and procedures to monitor, alert, report on, and remediate issues within IT infrastructure.

Draft, analyze, and implement IT infrastructure related technology, requirements, rules, processes, information flow, project plans, recommendations, functional and technical specifications, configuration, automation, issue remediation, and enhancements.

Plan and execute corrective efforts to prevent and correct security vulnerabilities within IT infrastructure.

Provide coverage for on‑call 24/7 incident management support for the production environment.

Recommend and adhere to requirements related to IT infrastructure (e.g., OS settings, backups, authentication) based on manufacturer published authoritative guidance and/or company policy.

Plan and develop the annual budget, application roadmap, and project schedule.

Project & Budget Management

Aid with the development of, and adherence to, a roadmap and lifecycle for the IT Infrastructure portfolio.

Propose and execute projects and priorities according to strategic and tactical imperatives.

Recommend and meet documented project goals, outcomes, requirements, timelines, tasks, and costs.

Submit expenses and capital expenditures for budget approval and adhere to approved budgets.

Provide guidance for project priorities according to strategic and tactical imperatives.

Assure compliance to controls, policies, and regulatory requirements.

Compliance & Governance

Ensure compliance with policies, guidelines, procedures, licensing, contractual obligations, and regulations.

Comply with and support activities initiated by Audit & Cybersecurity Security personnel.

Draft, recommend enhancements to, implement, monitor, and adhere to department and company policies, controls, and working practices.

Consider policy, security, and risk management impact when performing assigned duties.

Assure the department’s risk is managed and minimized.

Ensure adherence with contractual obligations, licensing terms, manufacturer requirements, and best practices based on published authoritative guidance.

During contract discussions, negotiate favorable business terms on behalf of the company.

Develop, maintain, and periodically test adherence to the Disaster Recovery Plan.

Assure that proper records and documents are created, maintained, and recoverable.

Monitor, prevent, and remediate vulnerabilities in the IT Infrastructure portfolio.

Meet with vendors and advisory services to canvass suitable capabilities at competitive rates.

Education & Experience Requirements

Bachelor’s Degree in Computer Science, Information Technology, or a related discipline from an accredited college or university, with a minimum of five years of experience in system administration, or an equivalent combination of education and experience.

At least 3 years of relevant experience administering virtualization platforms such as VMware (ESXi, vSphere), Microsoft Hyper‑V, Citrix Hyper‑visor, Nutanix AHV, and Linux KVM.

Proven experience with Active Directory, DNS, DHCP, Group Policies, and email administration.

Hands‑on experience managing Microsoft 365 services (Intune, Autopilot, Exchange Online, SharePoint Online).

Familiarity with cloud computing environments, such as Azure or AWS.

Additional Experience

Designing, implementing, and administering all aspects of IT Infrastructure through their lifecycle.

Working with team members executing complex initiatives.

Ensuring compliance with policies, business requirements, licensing, and contracts.

Providing functional consulting related to use of technology supporting IT and business processes.

Skills

Ability to manage required tasks (planning, budgeting, risk, workflow).

Time and risk management/prioritization.

Ability to work independently.

Strong analytical, troubleshooting, and organizational skills.

Strong verbal, written and interpersonal communication skills, particularly with management.

Specialties

Active Directory

Microsoft Windows Server OS

Oracle Linux

VMware

Oracle Linux Virtualization Manager

Shared Storage

Microsoft 365

Microsoft Exchange

Microsoft SharePoint

Microsoft Intune and Autopilot

Backup and Recovery

Location: West Chester, PA | Salary: $100,000.00 – $110,000.00 | Posted 3 weeks ago

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