Systems Administrator

Company: Diaconia LLC
Location: Gaithersburg
Posted on: February 20, 2026

Job Description:

Job Description Job Description Description: Job Description: We provide system development and full spectrum IT support services U.S. Federal client in DC Metro Area. The project needs a System Administrator to manage physical and virtual servers in multiple environments. Conduct standard system administration activities to keep the servers and running, patched, and backed-up. Lead in adding new servers when needed and obtaining new firewall rules if needed for new connections. Assist in application installation, configuration, and management. Job Responsibilities: · Conduct system administration activities on all the servers in all the environments to keep them up and available. Keep all servers up to date on all OS patches. · Manage backup and restore capabilities. · Perform daily monitoring of the servers, performance tuning, and verifying health of the servers. · Monitor State iPost scores and actions needed to keep the servers patched at required levels. This is a contractual SLA for maintaining iPost scores. · Manage development network and VPN software · Provide Tier-2 support for system users. · Support Security A&A process to maintain the system’s Authority to Operate (ATO). Implement all required security controls based on NIST 800-53 controls and DoS specific requirements · Assist in performing application installation, configuration and management – – know what’s on your servers Disclaimer "The responsibilities and duties outlined in this job description are intended to describe the general nature and level of work performed by employees within this role. However, they are not exhaustive and may be subject to change or modification at any time to meet the evolving needs of the organization. Requirements: Minimum Mandatory Requirements: • 3 – 5 years experience with Windows system administration • Experience managing virtual servers, using software like VMware and pfSense • Experience with backing up and restoring production servers • Experience with system to system communications • Experience with development networks – physical servers and networking • Experience providing Tier-2 user support Preferred Skills • Experience with Federal A&A processes and security requirements • Experience managing IIS • Experience managing applications like Azure DevOps, • Experience with using Splunk • Good oral and written communications skills Desired Education • Education Requirement with specific field of study: • B.S. degree in an IT related field preferred Clearance requirements : "Candidates must be able to obtain and maintain a Top Secret DoD security clearance. An active clearance is preferred; however, an Interim clearance is acceptable for starting the position." Work Schedule: This position requires a hybrid work schedule, currently with two days per week onsite . Onsite requirements are subject to change at the discretion of our U.S. Government client. "

Keywords: Diaconia LLC, Alexandria , Systems Administrator, IT / Software / Systems , Gaithersburg, Virginia