System Administrator
$48 - $53 per hourAHU Technologies, Inc.
System Administrator MasterThe Network and Systems Administrator design, implements, maintains, and supports the organization's servers, network systems, and core IT services, ensuring secure, reliable Windows Server performance aligned with organizational needs and best practices.The Network and Systems Administrator is responsible for the design, implementation, maintenance, and support of the organization's server infrastructure, network systems, and core IT services. This role focuses heavily on Windows Server administration, system performance, security, and reliability. The administrator ensures that all systems operate efficiently, securely, and in alignment with organizational needs and industry best practices.ResponsibilitiesInstall, configure, and maintain Windows Server environments (2016/2019/2022).Manage Active Directory, Group Policy, DNS, DHCP, and domain services.Perform server patching, updates, and lifecycle management.Monitor server performance, availability, and capacity planning.Manage virtualization platforms (VMware, Hyper-V, or Azure Virtual Machines).Maintain and troubleshoot LAN/WAN infrastructure, switches, firewalls, and wireless networks.Monitor network performance, bandwidth usage, and connectivity issues.Implement and maintain network security controls, including VLANs, VPNs, and access policies.Support IP addressing, routing, and network segmentation.Perform daily system checks, backups, and disaster recovery testing.Troubleshoot hardware, software, and network issues across servers and endpoints.Maintain documentation for configurations, procedures, and system architecture.Provide Tier 2/3 technical support for escalated issues.Implement and maintain security best practices across servers and networks.Manage endpoint protection, patch management, and vulnerability remediation.Support compliance with organizational policies, audits, and regulatory requirements.Monitor logs, alerts, and system events for potential security risks.Support hybrid environments using Azure, Microsoft 365, or other cloud platforms.Manage cloud identity, access, and security configurations.Assist with cloud migrations, modernization projects, and automation initiatives.Work closely with IT leadership, application teams, and vendors to support infrastructure needs.Participate in planning and implementing new technologies and system upgrades.Provide recommendations for improving system reliability, performance, and security.Skills· Bachelor's degree in IT or related field or equivalent experience.· 16+ yrs. installing and configuring system hardware/software in an enterprise environment.· 16+ yrs. performing daily backups.· 16+ yrs. troubleshooting server and other hardware issues.· Strong experience with Windows Server (2016/2019/2022), Active Directory, and Group Policy.· Proficiency with DNS, DHCP, TCP/IP, VPN, and firewall technologies.· Experience with virtualization platforms (VMware or Hyper V).· Familiarity with backup solutions, disaster recovery, and monitoring tools.· Strong troubleshooting and analytical skills.· 16+ yrs. monitoring networks to ensure security and availability.· 16+ yrs. installing operating system (OS) patches and upgrades.· Experience with Azure, Microsoft 365, or hybrid cloud environments.· Experience with enterprise storage systems (SAN/NAS).· Relevant certifications such as: o MCSA / MCSE, o CompTIA Network+ / Security+, VMware VCP, Azure Administrator (AZ 104).Compensation: $48.00 - $53.00 per hour
- ..., Federal and State Government Agencies. Learn More About ProSidian Consulting at DescriptionProSidian Seeks a Energy Data Systems Administrator | Evaluation Support [DOEOP045050] - DPLH Est.: 665.6 Hrs. ST | 0 Hrs. OT on a Exempt 1099 Contract: No Overtime Pay Contract...SuggestedFull timeContract workTemporary workFor contractorsH1bWork at officeFlexible hours
- ...collaboratively together, create a thriving TEAM oriented culture. Job description As a member of the Exxel Pacific TEAM, the System Administrator is the first point of contact for supporting IT needs of employees. This position reports to and will work closely with the...SuggestedFull timeCasual workWork at office
- ...processes are reinforced through our organization’s externally accredited certifications, which include ISO 9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011 IT Service Management Systems (SMS, corporate ITIL certification), ISO 27001:2005 Information Security...SuggestedFlexible hoursWeekend work
$130k - $180k
Celestar, a B&A Company, is seeking a Database/Web System Administrator to support the Defense Advanced Research Projects Agency (DARPA) Program Security Services (PSS) task order. If interested and meet the qualifications, we encourage you to apply for this rewarding...SuggestedContract workLocal area$73.45k - $132.78k
Leidos has a new and exciting opportunity for a Systems Administrator in our INTEL SECTOR- Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and...SuggestedFull timeWork at officeLocal areaImmediate startRemote workFlexible hours$104.2k - $138.9k
...a hybrid role working on-site 3 days/week in Arlington VA area. Candidates must have a current TS/SCI clearance.The Senior System Administrator leads the administration, maintenance, security, and operational resilience of complex enterprise infrastructure supporting...Remote work3 days per week$95.5k - $181.7k
...exciting, collaborative environment.The Business Infrastructure group at RTX BBN Technologies' Rosslyn, VA office is seeking a Systems Administrator. Our team handles all aspects of IT including, but not limited to: core network infrastructure, phone systems, lab setups,...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...coordinates the implementation of the approved course of action.- Coordinates and monitors troubleshooting to isolate and diagnose common system problems; documents system events to ensure continuous functioning. Recommends course of action and implements as approved.-...Work experience placement
$77.6k - $176k
System AdministratorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you... ...the Department of Defense? We’re looking for a System Administrator to help us design, deploy, and maintain Cross Domain Solutions...Full timeContract workPart timeWork at officeLocal areaRemote work$94.1k - $141.1k
The Systems Administrator provides technical system administration and operations. This role maintains enterprise network infrastructure to ensure proper configuration, availability, performance, capacity, and maintenance (including application of the latest patches and...Work experience placementDay shift$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical technology supporting the Department of Defense (DoD)? We’re looking for a System...Full timeContract workPart timeWork at officeLocal areaRemote work$110k - $140k
Hybrid in Washington, DCSalary - $110,000 - 140,000We are seeking a skilled and dependable Systems Administrator to join our team at the mid to senior level. This role carries direct responsibility for managing and maintaining enterprise Windows and Linux server infrastructure...- Universal Technical Resource Services, Inc. (UTRS) is currently seeking a System Administrator to join our team! At UTRS, we enjoy the benefits of working in a collaborative environment of close-knit team members. As a company, we provide a wide range of leading-edge engineering...Casual workWork at officeRemote work
$92.3k - $166.85k
...customers as they address evolving national security challenges.About the OpportunityLeidos is seeking an experienced Senior System Administrator to support the implementation, operation, troubleshooting, and maintenance of IT systems and infrastructure. You will manage...Full time- Responsible for server operations inclusive of hardware, operating system (OS), and utilities on the servers.Has expertise in Red Hat... ...TrustExperience Required: 10 years’ experience in Systems Administration for software development projects utilizing Agile principlesEducation...
- ...Fort Meade, MDClearance Required: Top Secret/SCI with Active Full Scope PolygraphWe are seeking an experienced Linux-focused System Administrator (Level 2) to support a mission-critical program within the Intelligence Community at Fort Meade, MD. This is an on-site...Temporary work
$73.45k - $132.78k
Systems AdministratorLocation: Suitland, MDClearance: Active TS/SCILeidos is seeking a Systems Administrator to join our team in Suitland, MD, supporting Scientific and Technical Intelligence (S&TI) analysis at the Office of Naval Intelligence (ONI). In this role, you...Full timeWork experience placementWork at office- ...capabilities in AI/ML & Decision Analytics, Modeling and Simulation, and Future Force Assessments.SPA has a need for Systems & Infrastructure Administrators to operate, maintain, and improve the environments that host APACS and Foreign Clearance Program‑related...Flexible hours
- ...be responsible for maintaining compliance, securing operating systems, and executing patch management across Windows and Linux... ...Develop scripts using PowerShell, Perl, VBScript, or similar administrative languages.Collaborate with customers and technical teams to define...Full time
- ...System Administrator/Scripting EngineerPlanIT Group is seeking a System Administrator/Scripting Engineer to support our Federal customer in the Washington, DC area. The ideal candidate will have expertise in command line scripting (PowerShell), Windows Server, Active...Weekend work
$62k - $141k
Tier 2 System AdministratorThe Opportunity: Your combination of people skills and system administration knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the DoD? Your blend of...Full timeContract workPart timeWork at officeLocal areaRemote work- ...certifications, which include ISO 9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011 IT Service Management Systems (SMS... ...the TTAC Infrastructure Modernization effort as a System Administrator (SA). The System Administrator is responsible for effective provisioning...Immediate startFlexible hoursWeekend work
- ...IT Systems AdministratorUSADF has a need for an IT Systems Administrator in the Office of the Information Technology (Client)/Finance and Administration to support the agency's IT operations, infrastructure and security operations.Truncated Requirements (Duties include...Permanent employmentWork at office
- ...IT Systems AdministratorThis position is in support of a proposal effort and is contingent upon contract award. While this is not an... ...matters most.We are seeking an Information Technology (IT) Systems Administrator to join our team and support mission-critical programs through...Contract workImmediate start
$87.7k
...IT Systems AdministratorThe International Council on Clean Transportation (ICCT) is an independent global non-profit research organization... ...opening for a highly motivated and committed IT Systems Administrator to join our team. The IT Systems Administrator will assist in...Full timeWork at officeImmediate startRemote work- ...Senior Systems AdministratorWe are hiring a Senior Systems Administrator to support mission-critical applications in a secure environment. This is an opportunity for an experienced systems professional with strong Linux administration expertise to work across modern and...Full time
- ...System Administrator (Enterprise Infrastructure)Themis Insight solves difficult business, IT, and analytic problems by addressing the whole problem – not just the symptoms – using interdisciplinary approaches that are both practical and innovative. We provide fresh alternatives...Local areaWork from homeFlexible hours
$103.5k - $181.1k
...Job Description: Parsons is looking for an amazingly talented Systems Engineer to join our team! In this role you will get to plan... ...of experience may be substituted in lieu of degree. VMWare Administration Linux and Windows OS Administration Active Directory /...Remote workFlexible hours$90k - $120k
...Systems AdministratorThe Systems Administrator is responsible for providing support for physical and virtualized servers, network systems, telecommunications, and unique courthouse applications. This position supports and coordinates with vendors for telephones, wireless...Work at officeLocal area$92.3k - $166.85k
...Description Title: Systems Administrator/Engineer Location: Washington, DC Navy Yard Clearance: Top Secret Leidos is looking for a strong systems administrator to become part of our team at the Washington Navy Yard location. This Top Secret cleared...Local areaImmediate start
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