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Sr System Admin Jobs in Indiana (NOW HIRING)

Senior System Administrator Working Pattern: Fulltime - On-site daily (WFH every other Friday) Working location: Indianapolis, IN Relocation assistance is not available for this role Why Rolls-Royce?

Senior System Administrator

Indianapolis, IN · On-site

$82K - $111K/yr

Senior System Administrator Working Pattern: Fulltime - On-site daily (WFH every other Friday) Working location: Indianapolis, IN Relocation assistance is not available for this role Why Rolls-Royce?

Sr. Systems Administrator

Indianapolis, IN · On-site

$82K - $111K/yr

The Senior Systems Administrator will be responsible for ensuring the availability, security ... Monitor platform performance, capacity, utilization, and overall system health to maximize ...

Sr Systems Administrator

Fishers, IN · On-site

$80K - $109K/yr

Company Description Position: Sr Systems Administrator Duration: 4mths (CTH) Location: Fischers ... Collaborates to maintain a library of system-supporting processes and procedural documenta ...

Senior Systems Administrator

Crane, IN · Hybrid

$86K - $116K/yr

Barbaricum is seeking a Senior Systems Administrator to support Systems Engineering for the ... This role focuses on Windows workstation provisioning, system image management, and automated ...

This position will lead troubleshooting activities, manage system upgrades and deployments, support ... The Senior Systems Administrator serves as an escalation point for complex infrastructure issues ...

New

Senior Systems Administrator

Crane, IN · Hybrid

$86K - $116K/yr

Barbaricum is seeking a Senior Systems Administrator to support Systems Engineering for the ... This role focuses on Windows workstation provisioning, system image management, and automated ...

Senior Systems Administrator

Crane, IN · On-site

$86K - $116K/yr

This role focuses on Windows workstation provisioning, system image management, and automated ... Administer and maintain Group Policy Objects (GPOs) and system configuration baselines across ...

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Sr System Admin information

What is a Sr System Admin?

Sr System Admins, or Senior System Administrators, are IT professionals responsible for managing and maintaining an organization's computer systems, servers, and network infrastructure. They oversee system performance, troubleshoot issues, implement security measures, and ensure data integrity and availability. Sr System Admins often lead projects, mentor junior staff, and play a critical role in planning and executing IT strategies to support business operations.

What are the key skills and qualifications needed to thrive as a Sr System Admin?

To thrive as a Sr System Admin, you need advanced knowledge of operating systems, network infrastructure, security protocols, and typically a degree in computer science or related field. Proficiency with server virtualization tools, cloud platforms (like AWS or Azure), and certifications such as Microsoft Certified: Windows Server or CompTIA Server+ are highly valuable. Strong problem-solving skills, effective communication, and the ability to work independently or lead a team set exceptional candidates apart. These skills and qualifications are crucial to ensure reliable system performance, security, and efficient IT operations in complex enterprise environments.

What are some common challenges Sr System Admins face when managing complex IT infrastructures?

Sr System Admins often encounter challenges such as integrating legacy systems with modern technologies, maintaining high system uptime, and responding quickly to security threats. Balancing proactive maintenance with urgent troubleshooting can be demanding, especially in large, distributed environments. Effective communication and collaboration with network, security, and development teams is essential to ensure seamless operations and swift issue resolution. Staying current with evolving technologies and best practices is also key to successfully managing these challenges.

Do senior system administrators make good money?

Senior system administrators typically earn higher salaries due to their experience, technical skills, and certifications such as CompTIA or Cisco. Their compensation can vary based on industry, location, and company size but generally reflects their advanced responsibilities managing complex IT infrastructure. They often receive benefits like bonuses, overtime, and opportunities for career advancement.

What does a senior system administrator do?

A senior system administrator manages and maintains an organization’s IT infrastructure, including servers, networks, and security systems. They troubleshoot issues, implement updates, and ensure system reliability, often using tools like scripting and monitoring software. They also provide guidance to junior staff and may hold certifications such as CompTIA Server+ or Microsoft Certified Solutions Expert.

What cities in Indiana are hiring for Sr System Admin jobs?

Cities in Indiana with the most Sr System Admin job openings:

Infographic showing various Sr System Admin job openings in Indiana as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 12% Part Time, and 2% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution.

Senior System Administrator (contract to hire)

Indianapolis, IN • On-site

Knowledge Services
IT Services • 1 - 5K employees

$82K - $111K/yr

Full-time

Posted 15 days ago


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


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 working 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
• Relevant Linux certifications are a plus

• 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:

o Comprehend and plan systems architecture and design.
o Gather, interpret, document, and evaluate server requirements.
o Conduct incident triage research into server and application issues, as required.
o Read, analyze, and interpret technical documentation.
o Present technical ideas, problems, and solutions to non-technical business partners.
o Prioritize, plan, organize and manage multiple tasks efficiently
o 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.
• Demonstrate INPRS culture and values.

Knowledge Services is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the application or hiring process, please contact TalentHR@knowledgeservices.com. 

Knowledge Services is an equal opportunity employer committed to hiring a diverse workforce and sustaining an inclusive culture. Knowledge Services does not discriminate on the basis of disability, veteran status or any other basis protected under federal, state or local laws. People with disabilities, veterans, and military families are encouraged to apply.