Senior System Administrator

Knowledge Services; Indianapolis (IN); Hybrid; USD 90,000 - 120,000; Full time

Job summary

Knowledge Services is seeking a Senior Systems Administrator for a contract-to-hire role with the State of Indiana Public Retirement System (INPRS). The position is 100% onsite in Downtown Indianapolis for training, then shifts to a hybrid work model.

Work hours are Monday–Friday, 8:00 AM–4:30 PM, with on‑call duties as part of an IT operations team. The ideal candidate will have 5–10 years of server administration experience, strong VMware, Linux, Windows Server, and AD skills, plus expertise

Qualifications

• Requires BS/BA in CS or related field or equivalent certifications.
• 5-10 years of server configuration management, administration, and production support experience.
• Experience with VMware, Windows Server, Linux, and Active Directory.
• Strong communication and collaboration skills; ability to work across teams.

Responsibilities

• Oversee ongoing operations and maintenance of an IaaS hosted environment on Linux and Windows Server.
• Document processes based on OS security, configuration management, and disaster recovery best practices.
• Administer the Windows Server Active Directory Services infrastructure and related DNS/DHCP/IIS services.
• Monitor performance, patching, backups, and incident triage; provide on-call support.
• Collaborate with cross-functional teams to design scalable, secure cloud-based architectures.
• Assist in provisioning, deploying, and supporting applications and services; manage CRM-related tasks.

Skills

Linux administration

Windows Server

Active Directory

Networking & security

Cloud concepts (AWS/Azure)

Scripting (Python, Bash)

SQL scripting

Incident management

Documentation

ITIL familiarity

Education

BS/BA in CS or related

Tools

VMware vSphere

VMware SRM

vCloud Director

Docker

Looker

Jenkins

GitLab

Job description

Knowledge Services is currently seeking a Senior Systems Administrator for a contract to hire role with the State of Indiana Public Retirement System INPRS.

• Applicants must be able and willing to convert to a full-time employee without the need for current or future sponsorship of a work visa.

Work Location: 100% onsite in Downtown Indianapolis for initial training, then will move to a hybrid work model

Work Hours: Monday-Friday 8AM-4:30PM

Senior Systems Administrator responsibilities include:

• The Senior Systems Administrator is responsible for the ongoing operations and maintenance of an IaaS hosted environment leveraging both enterprise-level Linux and Microsoft Windows Server operating systems ensuring server and application availability.
• This role requires critical thinking and complex problem-solving skills with the ability to develop and document processes based on best practices for operating system security, configuration management, and disaster recovery.
• Candidate must demonstrate INPRS culture and values: Model of Integrity, Team Player, Candid, Continuous Learner, Diligent, Trust, Constructive Conflict, Commitment, and Accountability.
• Responsible for the administration and support of the computing and VMware environment specifically troubleshooting virtual machines, Oracle Linux, and Windows Server operating systems.
• Will often work under demanding deadlines, operating independently to resolve complex problems.
• Install, maintain, and administer the Windows Server Active Directory Services infrastructure.
• Maintain on our CRM (Salesforce related) accounts.
• Perform platform support which includes monitoring, performance tuning, capacity planning, and maintaining overall service and platform health to maximize system uptime.
• Maintain and administer DHCP, DNS, IIS, sFTP, and other network services.
• Act as a member of an integrated operations team through the management and support of an infrastructure cloud environment.
• Act as liaison between infrastructure and Enterprise Architecture.
• Collaborate with cross-functional teams to design scalable, reliable, and secure cloud-based architectures
• Administer server hardware and software inventories and documentation.
• Participate in database designs and implementation.
• Ensure security procedures are implemented and enforced.
• Manage Microsoft server security configuration and patching.
• Assist in provisioning and administering user access credentials and folder permissions.
• Support web portals, middleware, infrastructure applications, APIs, network, and monitoring needs.
• Facilitate deployment of application code enhancements to environments.
• Present ongoing recommendations for operational improvements of applications.
• Provide support for the restoration of services that includes investigation of outage cause and business impact.
• Monitor, troubleshoot, and resolve daily system backup process failures.
• Respond to server resource monitoring alerts.
• Monitor and work on customer support tickets and requests.
• Serve as an on‑call support person as part of a rotation within an application support team. On‑call response duties will cover regular business hours, nights, and weekends on a scheduled basis.
• Other duties as assigned
• Demonstrate the ability to:
  • Comprehend and plan systems architecture and design.
  • Gather, interpret, document, and evaluate server requirements.
  • Conduct incident triage research into server and application issues, as required.
  • Read, analyze, and interpret technical documentation.
  • Present technical ideas, problems, and solutions to non‑technical business partners.
  • Prioritize, plan, organize and manage multiple tasks efficiently
  • Follow instructions, work independently, or function in a team as needed

Senior Systems Administrator Qualifications include:

• BS/BA degree in computer science, engineering, equivalent experience, or relevant certifications.
• 5-10 years of server configuration management, administration, and production support experience.
• Effective communication skills, both verbal and written
• Architecture and hands‑on technical experience with VMware’s vSphere Platform, VMware Site Recovery Manager (SRM), vCloud Director, VMware Migration tools/techniques.
• Knowledge of Morpheus VM Essentials.
• Detailed knowledge of Oracle Linux and Windows Server operating systems
• Basic understanding of migrating existing applications and services to cloud platforms (e.g., AWS, Azure, OCI, Google Cloud).
• Install, configure, and maintain CI/CD tools such as Jenkins and GitLab to automate deployment processes.
• Knowledge of managing containerization using Docker, including image creation, orchestration, and deployment.
• Knowledge of implementation and managing analytics tools like Looker to support data visualization and reporting needs.
• Intermediate proficiency in scripting languages (e.g., Python, Bash) for automation and integration tasks as well as woking knowledge of SQL scripting
• Working knowledge of SQL scripting.
• Experience with networking and security principles
• Experience working and managing relationships with cloud/service providers
• Experience working within an ITIL framework
• Experience within Microsoft Active Directory Services
• Production experience with VMware-focused server virtualization.
• Knowledge and understanding of NAS and SAN concepts and connectivity.
• Knowledge of domain/forest management structure and basic switching/routing concepts.
• Applied experience handling performance monitoring and tuning.
• Basic to intermediate shell scripting knowledge and skills.
• Demonstrate the ability to:
  • Comprehend and plan systems architecture and design.
  • Gather, interpret, document, and evaluate server requirements.
  • Conduct incident triage research into server and application issues, as required.
  • Read, analyze, and interpret technical documentation.
  • Present technical ideas, problems, and solutions to non‑technical business partners.
  • Prioritize, plan, organize and manage multiple tasks efficiently
  • Follow instructions, work independently, or function in a team as needed
• Possess excellent verbal and written communication, analytical and problem‑solving, and customer service skills.
• Strong teamwork and interpersonal skills; ability to communicate and persuade at all management levels, and thrive in a cross‑functional, evolving business and technical environment.
• Highly self‑motivated, with keen attention to detail.