Windows/Linux Systems and Security Administrator (Infrastructure Specialist 3)

Ohio Department of Administrative Services•Columbus, OH

About The Position

We are seeking an experienced hybrid systems administrator and security position that will be responsible for identifying and responding to security concerns across a variety of platforms. It will proactively identify security concerns across those platforms and make recommendations to mitigate these concerns. This position will also act as a back-up to the database administrator. The ideal candidate will have the ability and interest to learn the Land mobile radio (LMR) and public safety application (PSA) technologies stack. Primarily Windows systems with a few Linux Systems to manage and maintain enterprise-level environments. This role involves overseeing operating systems, virtualization platforms, automation tools, and infrastructure-as-code practices to ensure secure, reliable, and efficient operations. The ideal candidate will have strong technical expertise in system administration, virtualization, and software development lifecycle processes.

Requirements

60 mos. combined work experience in any combination of the following: evaluating effectiveness and risk of it processes, recommending changes in IT procedures to meet customer needs, and evaluating and/or researching hardware and/or software solutions and providing feedback to project team or higher-level staff including 12 mos. work experience in the primary technology specified by the agency in the position description & job posting.
completion of associate core program in computer science or information systems; 42 mos. combined work experience in any combination of the following: evaluating effectiveness and risk of it processes, recommending changes in IT procedures to meet customer needs, and evaluating and/or researching hardware and/or software solutions and providing feedback to project team or higher-level staff including 12 mos. work experience in the primary technology specified by the agency in the position description & job posting.
completion of undergraduate core program in computer science or information systems; 36 mos. combined work experience in any combination of the following: evaluating effectiveness and risk of it processes, recommending changes in IT procedures to meet customer needs, and evaluating and/or researching hardware and/or software solutions and providing feedback to project team or higher-level staff including 12 mos. work experience in the primary technology specified by the agency in the position description & job posting.
equivalent of minimum class qualifications for employment noted above.
Knowledge of: Technical writing & documentation practices.
Knowledge of: Oral & written communication tools & techniques.
Knowledge of: Customer support & personal service.
Knowledge of: State & agency policy, procedures & applicable laws.
Knowledge of: Mathematic principles relative to assigned area in IT.
Knowledge of: IT principles, methods & practices in wireless data, voice and IP technology.
Knowledge of: Software distribution & configuration management tools & mechanisms.
Knowledge of: Organizations operation environment, topology, & protocols.
Knowledge of: Performance monitoring methods.
Knowledge of: Wireless communication system & infrastructure.
Knowledge of: Local area & wide area networking principles & concepts.
Knowledge of: Back-up & recovery techniques.
Knowledge of: Performance monitoring methods.
Knowledge of: Installation & configuration procedures.
Knowledge of: Internet clients, such as browsers & streaming video.
Skill in: Critical thinking.
Skill in: Troubleshooting.
Skill in: Systems analysis.
Skill in: Systems evaluations.
Skill in: Operation analysis.
Skill in: Complex problem solving.
Skill in: Operation monitoring (e.g. ServiceNow remote site management).
Skill in: Judgment & decision making.
Skill in: Assuring quality.
Skill in: Identifying & specifying business requirements, using data recovery tools & techniques & systems evaluation.
Skill in: Service orientation.
Skill in: Installation.
Skill in: Troubleshooting.
Skill in: Reading comprehension.
Ability to: Prepare meaningful, accurate & concise reports.
Ability to: Stay abreast of current wireless, IP technologies.
Ability to: Define problems, collect data; establish facts & draw valid conclusions.
Ability to: Provide expert technical advice.
Ability to: Guidance, & recommendations to management, customers & other technical specialists on critical IT issues.

Responsibilities

Manage Windows/Linux operating systems hosting applications, databases, and services.
Administer OS container technologies (Podman, Docker, Kubernetes) for application deployment.
Configure and maintain packages, services, and system configurations.
Implement system hardening and compliance standards.
Utilize and monitor Solarwinds and FortiGate security systems
Perform basic network configuration (IPv4, firewalls) for Systems.
Monitor system health and performance; troubleshoot and remediate issues.
Execute enterprise backup and recovery procedures.
Manage disaster recovery strategies for Systems deployments.
Utilize automation tools for build, deployment, configuration state, and event-driven remediation.
Administer VMware environments including vCenter, VM templates, cloning, snapshots, and provisioning.
Configure virtual hardware resources (datastores, distributed switches, CPU/memory/IO).
Use VMware SDK and PowerCLI for automation and scripting.
Apply best practices in software development for infrastructure automation.
Maintain high-quality, maintainable code with strong design principles.
Utilize GitHub and Git for source code management, branching, merging, and CI/CD.
Participate in Agile/Scrum processes (daily stand-ups, sprint planning, backlog grooming).
Develop infrastructure-as-code solutions for configuration and deployment.