> Markdown version of [/jobs/ext/3975490-senior-systems-administrator-task-3-mobility-m365](https://www.wearedevelopers.com/jobs/ext/3975490-senior-systems-administrator-task-3-mobility-m365). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Systems Administrator, Task 3 (Mobility/M365) - **Company:** Wits Solutions Inc - **Location:** Battle Creek, MI, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Collaborative Software, System Configuration, Fault Tolerance, System Availability, Software Troubleshooting, Information Technology - **Published:** October 27, 2026 - **Apply:** https://www.careerjet.com/jobad/us72a2c46ae4423444d18f3b7c14f56952 ## About the Role * Microsoft MCSE/MCSA 2016, AZ-104, SC-200, SC-300, SC-400, MD-102, AZ-800/801, or MS-102, or CISA (ICS300) as stated in PWS. DoD 8570 IAT II baseline credential; DLA-approved computing environment certification (M-account access), per RFQ; DoD 8140 transition applies. EDUCATION/CERTIFICATIONS NICE TO HAVE * Attachment 3 resume; copies of current required certificates; signed/dated key personnel Letter of Commitment; education verification as applicable. WORK EXPERIENCE MANDATORY * 7 years progressive information-processing experience, including 6 specialized years and 4 hands-on years installing, configuring, maintaining and troubleshooting software. Primary Cyber Work Role: * Work Element: Information Technology (IT) * Work Role: 451 - System Administrator * Proficiency Level: Intermediate. WORK EXPERIENCE NICE TO HAVE * 4 years Microsoft collaboration applications and 2 years M365 support (PWS desired). ## Description Wits Solutions Inc. (WITS) is a SBA certified Small Disadvantaged Business with headquarters in the metropolitan Washington D.C. area. WITS has been providing best-in-class solutions in professional IT and administrative consulting to various Federal, State, Local and commercial customers. At WITS, we believe in working not for our clients but with them. This is why right from the beginning; our analysts and solution-builders work closely with our clients to ensure that the project outcomes continue to deliver value long into the future., * Support on-premises and cloud M365 collaboration tools, Teams/Skype; troubleshoot clients, user profiles and mobile devices; test system images, operating system upgrades, new hardware and accessories; resolve vendor cases; enhance security, system availability and fault tolerance; maintain procedures and provide end-user assistance.