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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Administrator - **Company:** Sierra Management and Technologies, Inc - **Location:** California, MD, United States (Remote available) - **Experience:** Experienced - **Salary:** $60,000.0 - $80,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Computer Networks, Email Filtering, Networking Hardware, Virtual Private Networks (VPN), Network Security, Network Diagrams, Network Diagnostics, Azure Active Directory, Microsoft SharePoint, Single Sign-On, User Provisioning Software, Virtual Local Area Networks, Software Vulnerability Management, Software Licensing, Firewalls (Computer Science), Information Technology, Fortinet, User Accounts - **Published:** May 31, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=3491addeba28c6d1 ## About the Role Do you have experience in Windows support?, To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions. Must have: * 3+ years of experience in IT systems administration or similar role * Hands-on experience with: + Active Directory and basic Azure AD administration + Microsoft 365 (Exchange, Teams, SharePoint) + Windows endpoint management and patching * Basic understanding of networking concepts (VPNs, firewalls, VLANs) * Familiarity with security best practices and compliance environments * Strong organizational and documentation skills * Ability to work independently on assigned tasks with good judgment on escalation * Active security clearance or ability to obtain a clearance Applicants must be authorized to work in the U.S. without employer sponsorship and be able to obtain a security clearance Nice to Have: * Experience in government contracting or DoD environments * Exposure to CMMC or NIST 800-171 frameworks * Familiarity with GCC or GCC High environments * Experience with Fortinet or similar networking tools * Relevant certifications (Security+, Network+, or Microsoft certifications) ## Description Sierra Technologies is seeking an IT Systems Administrator to support daily operations across a hybrid IT environment. This role works closely with a senior system administrator to maintain infrastructure, execute security and compliance tasks, and provide reliable end-user support. This position is ideal for someone who is technically strong, detail-oriented, and comfortable working independently on assigned tasks, while escalating complex issues and architecture decisions as needed. This is an on-site position in Southern Maryland (St. Mary's County), with the option to telework one day per week., * Systems & Identity -Manage Active Directory and Azure AD user accounts, access provisioning, group policies, and SSO/conditional access support. * Endpoint Management - Support 80+ systems and 100+ users with patching, vulnerability remediation, endpoint monitoring, hardware deployments, and remote/VPN connectivity. * Microsoft 365 - Administer Exchange Online, SharePoint, Teams, and OneDrive; handle licensing, service health monitoring, and assist with GCC High migration. * Network & Security - Assist with firewall and network device management, monitor logs, support email filtering and endpoint security tools. * Compliance Support - Help maintain CMMC Level 2, NIST SP 800-171, and DFARS documentation including asset inventories, network diagrams, and audit artifact collection. * Help Desk - Resolve user tickets, troubleshoot hardware/software/access issues, and support onboarding and offboarding. * Vendor & Asset - Assist with software licensing, asset tracking, and vendor coordination. ## Related Videos - [WeAreDevelopers LIVE - Back to CODE100](https://www.wearedevelopers.com/videos/1909-wearedevelopers-live-back-to-code100) - [Full-stack role-based authorization in 45 minutes](https://www.wearedevelopers.com/videos/312-full-stack-role-based-authorization-in-45-minutes) - [Going Beyond Passwords: The Future of User Authentication](https://www.wearedevelopers.com/videos/714-going-beyond-passwords-the-future-of-user-authentication) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [SSO with Ethereum and Next JS](https://www.wearedevelopers.com/videos/288-sso-with-ethereum-and-next-js) - [Swapping Low Latency Data Storage Under High Load](https://www.wearedevelopers.com/videos/746-swapping-low-latency-data-storage-under-high-load) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)