System Administrator
AHU Technologies Inc
Job Description The 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. Responsibilities Windows Server Administration Install, 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). Network Administration 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. Systems Maintenance & Support 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. Security & Compliance 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. Cloud & Modern Infrastructure 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. Collaboration & Project Support 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. Required 20 Years 16+ yrs. installing and configuring system hardware/software in an enterprise environment. Required 16 Years 16+ yrs. performing daily backups. Required 16 Years 16+ yrs. troubleshooting server and other hardware issues. Required 16 Years Strong experience with Windows Server (2016/2019/2022), Active Directory, and Group Policy. Required 4 Years Proficiency with DNS, DHCP, TCP/IP, VPN, and firewall technologies. Required 10 Years Experience with virtualization platforms (VMware or Hyper V). Required 10 Years Familiarity with backup solutions, disaster recovery, and monitoring tools. Required 10 Years Strong troubleshooting and analytical skills. Required 10 Years 16+ yrs. monitoring networks to ensure security and availability. Highly desired 16 Years 16+ yrs. installing operating system (OS) patches and upgrades. Highly desired 16 Years Experience with Azure, Microsoft 365, or hybrid cloud environments. Highly desired 10 Years Experience with enterprise storage systems (SAN/NAS). Highly desired 10 Years Relevant certifications such as: o MCSA / MCSE, o CompTIA Network+ / Security+, VMware VCP, Azure Administrator (AZ 104). Highly desired 10 Years #J-18808-Ljbffr
- ...Kaiva Tech, LLC is seeking a Systems Engineer/Administrator in Arlington, VA Clearance Secret Location 100% Onsite Position Overview: As a Systems Engineer/Administrator, you will be responsible for ensuring the secure and efficient operation of servers and systems in...Suggested
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...companies to advance their critical missions and modernize their systems, so that they can uphold their commitment to the American... ...Description Tria Federal is seeking a skilled and motivated IT Systems Administrator to join a collaborative and dynamic IT team. To be successful...SuggestedWork at officeRemote work$80k - $95k
...Overview Edgewater Federal Solutions is currently seeking a detail-oriented IT System Administrator with Cyber Security experience to support our federal customer in the Washington DC area. The candidate will work with the government customer to support the review and...SuggestedContract workWork experience placementWork at officeLocal area1 day per week- ...Position Summary Support the OSINT Integration Center under the DOMEX Technology Platform contract as a Systems Administrator 3 focused on Linux and Windows systems administration, performance optimization, and user support. Essential Duties and Responsibilities Perform...SuggestedContract workMonday to Friday
$76k - $86k
...System Administrator Entarian is seeking a System Administrator to join and help lead a technical team dedicated to the operations and maintenance of the ground systems for NOAA Office of Satellite and Product Operations (OSPO) environmental‑monitoring satellite missions...SuggestedPermanent employmentFull timeTemporary workWork at officeFlexible hours$100k
...System Administrator Arlington, VA Pay From: $100,000 per year Must: Experienced System Administrator 5+ years of relevant experience in application development, systems administration, or enterprise system support environments Active Top Secret/SCI clearance required...Relocation$110k - $115k
Back Systems Administrator Cloud/Infrastructure Washington , DC Jul 21, 2026 Systems Administrator Washington, DC / Onsite U.S. Citizenship required Blu Omega is seeking a Systems Administrator to support a federal program focused on enterprise IT support for the Congressional...Temporary workWork at office- ...Analytica is seeking a seasoned and adaptable Senior System Administrator to join our infrastructure team in supporting an innovative federal mission. In this role, you will provide high-level technical leadership, engineering expertise, and strategic vision to optimize...For contractorsLocal area
- ...CALNET, Inc. in Washington DC is seeking a Junior Windows System Administrator with a Secret Clearance to join our IT team. You will support Windows Server platforms, Active Directory, and Microsoft 365, working under senior staff to ensure security and reliability. Qualifications...
$120k - $135k
...Job Description Everforth ECS is seeking a cleared Senior Systems Administrator (Top Secret Cleared) for our Washington, DC office. The role involves secure system administration, endpoint management, user support, patching, monitoring, documentation, and operational sustainment...Work at officeLocal area- ...delivered by operating with a product mindset, prioritizing speed, ownership, and execution over bureaucracy. Description Title: System Administrator Location: Washington, D.C. (Onsite) Terms: Full-time Salary: 100,000 - 130,000 DOE Clearance: Active Top Secret with SCI...Full timeWork experience placementWork at officeFlexible hoursDay shiftAfternoon shift
- ...Reflexive Concepts is seeking a skilled System Administrator III to join our team! Qualifications Fifteen (15) years of experience supporting projects and programs similar in scope and complexity Bachelors Degree in Computer Science or a related field Description Be a...
- ...L3Harris Technologies in Washington, DC, seeks a Senior Specialist, Systems Administration to strengthen and modernize core IT services across the region. You will design, implement, and operate hybrid global network infrastructure, automate provisioning with Ansible/...Local area
- ...Base-2 Solutions is seeking a Systems Administrator 4 to support the OSINT Integration Center under the DOMEX Technology Platform contract. The role focuses on Linux/Windows administration, performance optimization, and end-user support in a security-conscious environment...Contract work
$85k - $95k
...System Administrator III We need an experienced Systems Administrator at the Naval Dosimetry Center (NDC) in Bethesda, Maryland. NDC serves as the Navy's ionizing radiation dosimetry center of excellence, providing naval commands worldwide with radiation dosimetry processing...Full timeWork at officeWorldwide$50k - $52.5k
...full-time and is responsible for supporting and managing all IT systems and services used by All Hands and Hearts. Reporting... ...experience preferred. 1-2 years experience with cloud-based systems administration. Special Competencies/Certifications Must be legally...Full timeFor contractorsWork at officeHome office- ...Senior Systems Administrator – Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employers core culture? If so, Chenega Military...
$77.8k - $121.5k
...parental rights. Review our Statement of Faith to ensure we’re a fit for you. Locations: Washington, D.C. Team Overview As the Systems Administrator, you will be responsible for installing, configuring, maintaining, and ensuring the reliable operation of the organization’s...Permanent employmentTemporary workWork at office- ...A leading cloud solutions provider in Washington, DC is seeking an AWS Systems Administrator to manage and deploy AWS services. This position requires US citizenship, an active Top-Secret security clearance, and at least six years of IT experience including substantial...Flexible hours
- ...Via Logic LLC in Alexandria, Virginia, is seeking a Senior Linux System Administrator. The role centers on maintaining Linux servers while leading migrations to hybrid cloud solutions, ensuring system security and performance. Candidates must have a Bachelor’s degree...
$116.35k - $210.33k
...Description Senior System Administrator Alexandria, VA Leidos is hiring a Senior System Administrator to support Red Hat systems operating within the Army Cloud Computing Enterprise Transformation (AC2SP) on both unclassified and classified networks in...Work at officeLocal areaImmediate startRemote work- ...Employment Type Full Time, Senior-level Department Legal/IT Overview CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...Full timeContract workFor contractorsWork at office
- ...Tlingit Haida Tribal Business Corporation (THTBC) in Washington, DC seeks a System Administrator to manage enterprise systems. Responsibilities include day-to-day administration, performance monitoring, security updates, and disaster recovery planning, with up to 25%...
- ...A leading consulting firm in Washington, D.C., is seeking an experienced Systems Administrator to ensure the stability and security of federal IT operations. The ideal candidate will have strong expertise in Windows and Linux systems, cloud fundamentals, and the ability...
- ...Electrosoft Services, LLC seeks a Senior Systems Administrator to design, implement and manage diverse software solutions for federal customers. You will install and maintain systems, develop executive dashboards, and present findings to senior management in a fast-paced...
$94.4k - $198.2k
...technicians, and business analysts. This role requires end-to-end project management, technical direction, and strict adherence to the Systems Engineering Life Cycle (SELC) throughout all phases, ensuring project alignment with organizational goals and compliance standards....Full timeContract workWork experience placementFlexible hours- ...Serco is seeking a Combat System Test and Evaluation (T&E) Support Analyst in Washington, D.C. to manage and enhance the amphibious ships T&E program, ensuring compliance with all contractual controls. The ideal candidate will have a strong background in ship construction...
- ...Abile Group seeks a Jr. Systems Administrator for a 10-year IC contract. Responsibilities include desktop/server admin, monitoring, and Tier 1–3 support across multiple networks and locations. The role requires TS/SCI with CI poly eligibility and a Bachelor’s degree with...Contract work
- ...FGS, LLC is seeking an experienced Enterprise Systems Administrator to support the Office of Naval Intelligence in Suitland, Maryland. The role requires a senior-level engineer with multi-disciplinary expertise across Windows and Linux server environments, virtualization...Work at office
- ...Galapagos Federal Systems LLC is seeking a Systems Administrator to perform enterprise system administration, operations, and maintenance across DoD/IC environments. The role ensures security, availability, and performance of client/server systems, including Microsoft...
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