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Senior Unix Systems Administrator Jobs in Michigan

Arka Infotech Inc

Sr. PLM Application Developer

Troy, MI

$91K - $125K/yr

... system admin skills. Ability to stand up virtual machines and setup multiple environments on a workstation/laptop. Database knowledge (Oracle, MS SQL, etc.). OS scripting (Windows PowerShell, Unix ...

Trilyon, Inc.

Senior Systems Engineer

Lansing, MI · On-site

$106K - $145K/yr

We are seeking a Senior Systems Engineer to join our team. This role will involve supporting ... with Unix/Linux and Microsoft Azure environments. * Security & Compliance (3+ years): Support for ...

Droisys

MI · On-site

... SUBMISSION Knowledge of unix, weblogic and PEGA Pega server installations/upgrades and ... system upgrades/patches across teams and plan outage communication Monitor server health and ...

Re:Build Manufacturing

Senior Systems Engineer

Kalamazoo, MI · On-site

$98K - $134K/yr

Who we are looking for The Senior Systems Engineer designs, implements, secures, and supports ... Administer Microsoft Entra ID , including Conditional Access, Privileged Identity Management (PIM ...

Re:Build Manufacturing

Senior Systems Engineer

Kalamazoo, MI · Hybrid

$98K - $134K/yr

Who we are looking for The Senior Systems Engineer designs, implements, secures, and supports ... Administer Microsoft Entra ID , including Conditional Access, Privileged Identity Management (PIM ...

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Senior Unix Systems Administrator information

What does a senior Unix systems administrator do?

A Senior Unix Systems Administrator is responsible for managing, configuring, and maintaining Unix-based servers and systems within an organization. They handle tasks such as system monitoring, performance tuning, software updates, security management, and troubleshooting complex issues. In addition, they often design and implement automation scripts, ensure system reliability and availability, and provide technical leadership to junior staff. Their role is critical in supporting the IT infrastructure and ensuring smooth operations of business-critical applications.

What are some common challenges faced by senior Unix systems administrators, and how can they be effectively managed?

Senior Unix Systems Administrators often encounter challenges such as maintaining system uptime during critical updates, managing complex configurations across multiple servers, and ensuring security compliance. Staying proactive by implementing robust monitoring tools and automating routine tasks can help mitigate these issues. Additionally, collaborating closely with development and security teams enables administrators to anticipate potential problems and deploy solutions efficiently. Regular training and staying updated with the latest Unix advancements are also key for managing these challenges effectively.

What is the difference between Senior Unix Systems Administrator vs Network Engineer?

AspectSenior Unix Systems AdministratorNetwork Engineer
CertificationsUnix/Linux certifications (e.g., RHCE, Linux+)CCNA, CCNP, CompTIA Network+
Work EnvironmentData centers, server rooms, enterprise ITNetwork infrastructure, routing, switching environments
Primary ResponsibilitiesManaging Unix/Linux servers, scripting, system optimizationDesigning, implementing, maintaining network systems
Industry UsageIT, finance, healthcare, governmentTelecommunications, IT, enterprise sectors

While both roles involve technical expertise in IT infrastructure, the Senior Unix Systems Administrator focuses on managing Unix/Linux servers and systems, whereas the Network Engineer specializes in designing and maintaining network infrastructure. Both roles often require similar certifications and work in enterprise environments, but their core responsibilities differ significantly.

What are the key skills and qualifications needed to thrive as a senior Unix systems administrator, and why are they important?

To excel as a Senior Unix Systems Administrator, you need deep expertise in Unix/Linux operating systems, scripting languages (such as Bash, Perl, or Python), and a strong background in systems architecture, typically supported by a relevant degree or certifications like RHCE. Proficiency with configuration management tools (e.g., Ansible, Puppet), virtualization platforms, and monitoring solutions is commonly required. Strong analytical thinking, problem-solving, and effective communication skills help you manage complex environments and coordinate with engineering teams. These skills are essential for ensuring system reliability, security, and efficient IT operations in enterprise environments.
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Senior Unix Systems Administrator jobs near you
Infographic showing various Senior Unix Systems Administrator job openings in Michigan as of August 2026, with employment types broken down into 43% Full Time, and 57% Contract. Highlights an 100% In-person job distribution.

Network Infrastructure Engineer

Cat Technology Inc

Detroit, MI • On-site

Contractor

Re-posted 10 days ago

Job description

Company Description
Job Description
Major Duties and Responsibilities :
Facilities (access control, environmental conditioning, resource assignment/distribution, etc.)
Computing devices (desktops, notebooks, servers, mobile devices, etc.)
Network infrastructure (routers, firewalls, DNS servers, etc.)
Engineering peripherals (vehicles, test modules, scopes, etc.)
Operations support processes and procedures (documentation, support, and execution)
Additionally, the systems administrator will perform maintenance and operational support activities for computers, network infrastructure, and associated applications including end user support. This position also encompasses rotational 24 x 7 on call support.
Qualifications
Skills and Abilities :
Proven operational support experience both infrastructure (servers, network, etc.) and application (application monitoring, application administration and restart, etc.)
Proven skills and experience installing, configuring, administrating, monitoring/maintaining computer systems and associated applications in a data center (or equivalent) environment including web servers such as Apache and WebLogic, application servers such as WebLogic, database servers such as Oracle
Proven skills and experience with network/host security (LDAP, Active Directory, UNIX, etc.)
Proven skills and experience administrating both UNIX (Linux, Solaris, HP-UX) and Microsoft Windows (2003, 2008, 7) operating systems.
Proven understanding of networking/distributed computing environment concepts (Experience configuring network file systems (NFS), network file synchronization schemes, license manager configuration, etc.).
Proven experience with TCP/IP networking protocols (ability to debug and manage at the network level, firewall management)
Proven skills programming in an administrative language (Perl, UNIX shells, etc.).
Exposure to database management a plus (backup, ETL, transactional replication approaches)
Exposure to CTI/Telephony PBX administration a plus (Asterisk soft switch, VoIP, SIP, etc.)
Experience :
10 years +
Experience with network infrastructure and OS profiling
Additional Information
Let me know if any one is interested in this position then please send me your updated resume along with the contact details as soon as possible..

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