Systems Administrator
TWO95 International
Overview Job Title: Systems Administrator Location: Herndon, VA (Hybrid: 3 days/week onsite: Tuesday, Wednesday, Thursday) Type: 6+ months Contract Rate: $Open /hr. Job Description The ideal candidate is a reliable, hands-on Microsoft 365 administrator with strong troubleshooting skills, experience managing daily operational tickets, and the ability to maintain service excellence during a high-priority compliance initiative. A collaborative team player who can quickly adapt to existing processes and provide consistent support is essential. Key Responsibilities Provide day-to-day technical support for Microsoft 365 services, including Exchange Online, SharePoint Online, Teams, OneDrive, and the M365 Admin Center. Manage and resolve operational tickets related to user access, mailbox issues, file sharing, Teams functionality, and general M365 platform support. Monitor system health and service status using the M365 Admin Center, Security & Compliance dashboards, and other monitoring tools. Assist with user provisioning, license assignments, and basic identity and access management tasks. Support implementation and maintenance of security and compliance policies, including Conditional Access, DLP, Sensitivity Labels, and Defender for Office 365. Collaborate with IT, Security, and business stakeholders to ensure continuity of Microsoft 365 services during a critical compliance initiative. Document support activities, configurations, and troubleshooting steps to maintain knowledge base and operational continuity. Escalate complex or unresolved issues to senior administrators or vendors as needed. Provide end-user guidance and basic training on Microsoft 365 capabilities to promote productivity and adoption. Assist with routine maintenance tasks, system updates, and minor configuration changes as directed. Qualifications Bachelor’s Degree in Computer Science, MIS, or related field (or equivalent professional experience). 5–7+ years of hands-on administration experience with Microsoft 365 in an enterprise setting. Strong troubleshooting skills with Exchange Online, SharePoint Online, Teams, OneDrive, and Azure AD. Experience managing daily operational tickets and providing end-user support. Familiarity with security and compliance features within Microsoft 365. PowerShell scripting experience and familiarity with Graph API preferred. Excellent communication, documentation, and organizational skills. Understanding of hybrid environments and integration with on-prem Active Directory and legacy systems. Ability to work independently and adapt quickly to existing processes and procedures. Knowledge of AI capabilities within Microsoft 365. Desired Skills Microsoft Certifications (MS-102, SC-400, or equivalent). SharePoint Online administration and customization experience. Experience with Microsoft Defender for O365. Knowledge of Information Protection, sensitivity Labels, and DLP (Policies for email, endpoints, and cloud apps). Familiarity with Data Governance (Retention labels, records management, and audit logs). Experience with Microsoft Purview for compliance monitoring and reporting. Basic scripting and automation skills (PowerShell, Graph API). Experience supporting hybrid environments with on-premises Active Directory integration. #J-18808-Ljbffr TWO95 International
$87k - $116k
...technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is powered by Lattice OS, an AI-powered operating system that turns...SuggestedFull timeWork experience placement- ...Systems Administrator Why This is an Exciting Role: The Boeing Defense, Space & Security (BDS) organization, Intelligence Systems portfolio, seeks a DevOps Developer to join our Mission Operations team in Herndon, VA. Our team focuses on delivering complex solutions in...SuggestedWork experience placementRemote work
$145k - $165k
...division combines enterprise IT, cloud solutions, DevSecOps, systems engineering, software development, and operational support. Bcore... ...our growing team supporting customer missions as a Systems Administrator in Herndon, Virginia . Required Qualifications 11+ years' experience...Suggested- ...RxAnte is looking for a strong mid-level Systems Administrator to join our team. Company Profile From its founding in 2011, RxAnte’s mission has been exceedingly simple: Get more from medicines. Today, with a team of 85 and offices in Washington, DC and Portland, ME, we...SuggestedTemporary workFlexible hours
$168k - $206k
...Senior Systems Administrator Location: Herndon, VA. Responsibilities Monitoring system performance, troubleshooting issues, and performing regular maintenance tasks such as applying updates, patches, and security fixes. Assist Network Engineers with configuring and managing...SuggestedWork experience placementRemote workFlexible hours- ...Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented Team. Job Title: Systems Administrator II Location: Reston, VA Job Location: Assist in server operations, resolving customer issues for Unix/Linux based...
- ...POSITION OVERVIEW The Senior Systems Administrator ensures the stable operation of Customer's computer software systems and network connections in support of the DoD. This role is responsible for planning, installing, configuring, maintaining, and optimizing network software...Contract workLocal areaRemote work
- ...provides technically advanced full-spectrum cyber, data operations, systems integration, and intelligence mission support services to meet... ..., defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly This position is...Contract work
- ...established in 2006 to provide computing and consulting services for government and commercial entities. Our services improve Information System networking performance and compliance and protect electronic assets from loss and compromise. We welcome your application to...Local areaImmediate start
$122k - $253k
...provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet... ...**This position is CONTINGENT upon contract award**The System Administrator (SysA) as part of the Platform Team delivers technical...Contract work- ...POSITION TITLE: Systems Administrator POSITION SUMMARY: IMRI is seeking an experienced Systems Administrator to support and maintain secure, high-performing IT environments across on‑premises and Azure cloud systems. This role focuses on managing servers, identity services...
$146k - $194k
...companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is... .... ABOUT THE JOB We’re seeking a skilled Classified Systems Administrator with expertise in Linux and Microsoft environments to provide...Full timeWork experience placement$112k - $179k
...Systems Administrator Job Locations US-VA-Herndon | US-DC-Washington | US-MD-Riverdale Requisition ID 2025-154686 Position Category Information Technology Clearance Top Secret/SCI w/Poly Responsibilities Job Summary : We are seeking a highly skilled and experienced System...For contractors- ...Overview VTG is seeking a skilled Systems Administrator to manage, maintain, and support enterprise IT infrastructure. This role is responsible for ensuring the reliability, security, and performance of servers, networks, and systems while supporting day-to-day operations...
$92k - $185k
...Security Clearance Active TS/SCI with FS Polygraph required Position Apogee's ideal Systems Administrator will provide support for a comprehensive suite of applications. The necessary support & services include systems administration & Tier 2 help desk support in a 24/...Temporary workFlexible hoursShift work- ...Overview Leidos has an opening for a Systems Administrator in Reston, Virginia. Responsibilities include installation, configuration, administration, support and maintenance of systems, including associated hardware. Responsibilities may include management of systems infrastructures...Work experience placement
$150k - $180k
...to other position specific requirements which may impact salary Position Overview Amatriot is seeking an experienced Senior Systems Administrator to support the National Programs Intelligence Systems & Application Operating Unit. The SITE III ITS Task Order effort is charged...Full timeLocal areaWeekend work- ...extensive experience and effective approach, ensuring that we lead with both innovation and integrity. The Position Senior System Administrator provides Tier I/II/III systems administration and IT operations support within classified environments. This role delivers subject...RelocationDay shift
- ...Job DescriptionWe are seeking a highly skilled System Administrator/Cloud Engineer to enhance our existing technical team supporting the advancement of AI/ML/Data Science technologies, in Herndon, VA.The successful candidate will be a self-motivated, innovative, cloud...
- ...AnaVation is seeking a Sr Systems Administrator to join our team and support our mission‑critical customer in Reston, VA. Responsibilities Plan, design, and implement infrastructure changes and system upgrades. Manage and troubleshoot multiple VMware environments. Provide...Temporary workImmediate start
- ...Title: Systems Administrator SME Location: Herndon, VA Clearance: Active TS/SCI w/ Polygraph needed to apply Company Overview Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on...
- ...Description REQUIRED: Active TS/SCI with Full Scope Polygraph LOCATION: Full-time onsite in Herndon, VA Step into a role as a Systems Administrator where you’ll manage a cloud‑based R&D environment, deliver responsive O&M support, and assist with application integration...Full time
$92.3k - $166.85k
...Description Are you ready to be the technical backbone of a mission that matters? Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting-edge Agile software development program, Chinook, for an Intelligence Community...Contract workLocal areaImmediate startShift workDay shiftAfternoon shift$99k - $206k
...and management of secure cloud-based engagement kits for cyber incident response and threat hunting operations. As a Cloud Systems Administrator, you will manage day‑to‑day operations, maintenance, and health monitoring of Bespin cloud engagement kits to ensure system...- ...CI Polygraph. North Point Technology is hiring a senior Linux Administrator SME to support enterprise MLS configurations across mission-critical... ...environments. Responsibilities Administer and harden Linux systems supporting enterprise MLS environments across HPC and other...Flexible hours
- ...MANTECH to connect them with exceptional professionals for this role. MANTECH seeks a motivated, mission-oriented Senior Systems Administrator to join our team in Chantilly, VA. As a Senior Systems Administrator you will be responsible for providing a full range...
- ...connect them with exceptional professionals for this role. MANTECH seeks a motivated, mission-oriented Intermediate Systems Administrator to join our team in Chantilly, VA. As the Systems Administrator, you will be responsible for providing a full range of...
$135k - $216k
...Linux Systems Administrator Job Locations US-VA-Herndon Requisition ID 2025-156946 Position Category Information Technology Clearance Top Secret/SCI w/Poly Responsibilities We are seeking an experienced Linux DevOps Systems Administrator to join our SITE III JIOC contract...Contract work$86k - $114k
...companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is... .... ABOUT THE JOB Anduril is seeking a Junior Systems Administrator to directly support our most sensitive programs. You will be a...Full timeWork experience placementImmediate start- ...Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration, and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency,...
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