Jobs in the United States

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Front End React Engineer
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Added 9 mins ago
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Senior Systems Administrator / Infrastructure Engineer
Eliassen Group
Jefferson City, MO
- $65 to $75 USD / hour
Our client seeks a senior-level Systems Administrator or Infrastructure Engineer to administer Linux and Windows Server environments, manage AWS services, and drive automation and…

Eliassen Group

Senior Systems Administrator / Infrastructure Engineer

Jefferson City, MO, United States

$65 to $75 USD / hour

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Job details

Pay: $65 to $75 USD / hour
Posting language: English
Posted: Nov 10, 2026

Original job description

Senior Systems Administrator / Infrastructure Engineer

Anywhere

Type: Contract

Category: Administrative

Industry: Education

Workplace Type: Remote

Standard Hours: Open

Reference ID: JN -112026-109421

Date Posted: 11/08/2026

Shortcut: http://careers.eliassen.com/EQzZxk

Description
Recommended Jobs

Description:

Remote

Our client seeks a senior-level Systems Administrator or Infrastructure Engineer to administer Linux and Windows Server environments, manage AWS services, and drive automation and operational excellence. The role requires hands-on support of production systems, proactive monitoring, incident response, and continuous improvement of reliability, scalability, and security.

We can facilitate w2 and corp-to-corp consultants. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $65.00 to $75.00/hr. w2

JN -112026-109421

Responsibilities:

Administer and support Linux and Windows Server environments.
Manage and maintain AWS infrastructure , including EC2, S3, VPC, IAM, and CloudWatch.
Perform system patching, maintenance, upgrades, and security remediation.
Develop and maintain infrastructure automation using Ansible .
Monitor infrastructure health and performance using tools such as Nagios, CloudWatch, and PagerDuty .
Troubleshoot production infrastructure issues and participate in incident response.
Support infrastructure security, access management, and operational best practices.
Identify opportunities to improve reliability, automation, scalability, and overall infrastructure operations.

Experience Requirements:

Strong hands-on experience with Linux and Windows Server administration .
Experience administering production environments within AWS .
Working knowledge of EC2, S3, VPC, IAM, and CloudWatch .
Experience with Ansible or similar infrastructure automation tools.
Experience with infrastructure monitoring and alerting platforms.
Strong troubleshooting and incident-response skills.
Ability to work independently and take ownership of infrastructure operations.

Recruitment Transparency Notice

Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( noreply@eliassen.com , 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.

If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:

· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.

· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.

If you have any indication of fraudulent activity, please contact fraud@eliassen.com .

About Eliassen Group:

Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.

Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.

Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!

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Jobs in the United States