Systems Administrator
Confidential Company
A growing security software company is seeking a System Administrator to lead endpoint and SaaS platform support and management across a hybrid workforce. This is a hands-on technical role with direct responsibility for provisioning, securing, and maintaining the systems employees rely on daily, while also delivering high-quality end-user support. The ideal candidate thrives in a fast-paced, security-focused environment and brings strong experience across macOS, Windows 11, Windows Server, Linux, iOS, and Android environments. Responsibilities Provision, configure, and maintain macOS, Windows, and mobile endpoints Provide end-user support for laptops, mobile devices, SaaS tools, and authentication systems Manage and improve MDM platforms (Jamf Pro and Microsoft Intune) Package and deploy software to Apple and Microsoft devices Build, maintain, and secure on-premises and virtual server environments (Windows Server 2019/2022, Linux) using VMware vCenter Take full ownership of Active Directory — Group Policy, DNS, DHCP, and domain controller administration Manage Azure infrastructure including virtual machines, virtual networks, storage, backup policies, and IAM/RBAC Troubleshoot corporate Wi‑Fi, LAN, VPN, and printer/scanner services Oversee endpoint backups and assist with backup infrastructure Maintain asset inventory and SaaS license tracking Document system configurations, procedures, and IT workflows Requirements Must be US Citizen In office 3-4 days a week 5+ years in IT support and systems administration (macOS, Windows, and mobile) Proficient in macOS, Windows 11, Windows Server 2019/2022, Linux, iOS, and Android 4+ years experience with MDM (Jamf Pro and/or Intune), SaaS tools, and cloud identity systems (Okta, Azure AD/Entra ID) Proven hands‑on experience building and configuring Windows Server environments — bare metal or VM provisioning in VMware Active Directory administration: domain controller operations, Group Policy, DNS and DHCP management Experience managing Azure VMs, networking, storage, and IAM/RBAC Experience supporting corporate networks: firewalls, DNS, VPN, Wi‑Fi Skilled in enterprise software deployment and packaging Experience with VMware vCenter and familiarity with Parallels Desktop Experience using AI‑assisted tools to improve IT operations, troubleshooting, documentation, and workflow automation Excellent troubleshooting, documentation, and communication skills Relevant hands‑on experience in IT support, systems administration, or a related technical field (degree or equivalent experience) Preferred Qualifications Bachelor’s degree in IT, Information Security, Computer Science, or equivalent hands‑on experience Jamf Certified Tech/Admin or Okta Certified Professional/Administrator PowerShell, Bash, or automation scripting experience Familiarity with SAML, SSO, or enterprise security frameworks Exposure to compliance‑focused or regulated environments #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
- ...Looking for an innovative organization and the opportunity to learn and grow professionally? We can help! We are seeking a System Administrator for the IT Technology Services contract. This project will provide IT service desk, systems, network, and security operations...SuggestedFull timeContract workPart timeWork experience placementWork at officeRemote workMonday to Friday
- ...Sebenza LLC is a woman owned small business operating out of McLean, VA . We currently have an immediate opening for a Sr. Systems Administrator to support our contract in Lanham, MD. Our government client has a requirement to provide support in Infrastructure Management...SuggestedContract workWork at officeImmediate startRemote workMonday to Friday
- ...Systems Administrator Pentagon, Washington, DC, US 14 days ago Requisition ID: 1362 Location: Pentagon, Arlington, VA Clearance: Active Top Secret (TS) REQUIRED Certification: DoD 8140/8570 IAT Level II or Above REQUIRED Position Overview GES is seeking a Systems Administrator...Suggested
$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...SuggestedFull timeWork at officeWorldwide$93k - $103k
...way in creating safer, more connected communities through sustainable multimodal transportation design. We're looking for a Systems Administrator II to join our IT team. We have a cloud-native identity and device management architecture aligning with Microsoft's modern...Work at officeRemote workFlexible hours- ...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
$100k - $115k
...Lead technical planning, testing, and execution of complex system upgrades, including operating systems, infrastructure platforms... ...Provide senior-level technical support and guidance to system administrators, serving as an escalation point for complex patching, upgrade,...$54.4k - $87.52k
...The Systems Administrator, Junior supports day‑to‑day operation of enterprise systems through basic server administration tasks and user support, while also helping design and deliver training that drives effective adoption of systems and processes. These positions combine...Contract workWork at office$91k - $96k
...Job Description Senior Systems Administrator position is responsible for maintaining information technology infrastructure to support Virginia Tech sites in Alexandria and Arlington. This position maintains systems for client support, security monitoring, virtualization...Work experience placement- ...Systems Administrator Location: Arlington, VA Chenega Military, Intelligence & Operations Support (MIOS) invites qualified professionals to join our team as a Systems Administrator. This role supports large‑scale government operations by leveraging cutting‑edge technology...
- ...The Position The Senior System Administrator provides Tier I/II/III systems administration and IT operations support within classified environments. This role delivers subject matter expertise supporting enterprise systems and infrastructure, ensuring availability, security...RelocationDay shift
$90k - $108k
...Systems Administrator Location: Washington, DC - Onsite (Five days per week) Clearance Requirement: Active Top-Secret Clearance (U.S. Citizen or Permanent Resident) Salary Range: $90,000 - $108,000 Who We Are At RCG , we’re more than just a federal contracting company...Ongoing contractPermanent employmentFull timeRemote work$90k - $105k
...Position Overview We are seeking a Senior Systems Administrator in Lanham, MD. This role serves as the primary IT lead for the Lanham office while partnering with a distributed IT operations team. The position requires a robust technical foundation across hybrid infrastructure...Contract workWork at officeLocal areaImmediate startFlexible hours2 days per week- ...support installing, configuring and supporting Microsoft-based systems, both virtual and physical Bachelor’s degree in Information... ...Knowledge: Windows Server 2003, 2008, 2008 R2, 2012, 2012 R2 administration Hands-on experience managing Windows Active Directory Services...
- ...Ariadne is looking for Senior System Administrator for a position at NLM's Lister Hill National Center for Biomedical Communications, part of the National Institutes of Health at the NIH campus in Bethesda, MD. Duties And Responsibilities The management, maintenance and...
$50k - $290k
...Mission, and remaining trusted leaders and advisers in national security and technology solutions. We are looking for a Systems Administrator to join a dynamic team in College Park, MD . The Level 3 System Administrator is responsible for supporting the implementation...Contract workWork experience placement$119.7k
Summary 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 employer’s core culture? If so, Chenega...- Join to apply for the Senior Systems Administrator role at Tecolote Research Overview We are seeking a skilled and motivated Systems Administrator to join our IT team. The ideal candidate will be responsible for managing, maintaining, and optimizing our enterprise systems...Full timeTemporary workWork at office
- ...Systems Administrator (NAUT) Bowhead seeks a Systems Administrator to support our customer on the Nautical contract in the Arlington, VA area. The successful candidate will be responsible for the administration, maintenance, and optimization of cloud infrastructure supporting...Contract work
- ...None Basic Requirements Security+ Cert 20 years experience as a system engineer Bachelor’s degree in a technical discipline 5... ...support across all levels (both in-person and via phone) Systems Administration: Linux Server administration alongside Windows 10/11 and Windows...Full timeImmediate startRemote workShift work
$60k - $70k
...experts who care deeply about impact – whether we're supporting data‑driven decisions, modernizing systems or safeguarding critical programs. The Systems Administrator is responsible for managing and maintaining enterprise IT systems, ensuring the availability, reliability...Live inRemote work- ...Junior Systems Administrator / Tier 2 Support Technician Job Summary The Junior Systems Administrator / Tier 2 Support Technician provides hands-on technical support and system administration for enterprise Windows and Red Hat environments in regulated, mission-critical...Second job
- Description The role of Agile Developer includes examining, planning, confirming, ensuring, executing, utilizing, and sustaining software systems. Employ discrete mathematics, probability, statistics, and related subjects in computer science and allied fields to intricate...
- ...Employment Type: Full Time Department: Legal/IT We are seeking a Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization’s network systems. CGS brings motivated, highly skilled, and creative people...Full timeWork at officeFlexible hours
- ...configuration, operation, and maintenance of computer hardware, software, and related infrastructure.Complete Description:The Master System Administrator is responsible for the effective provisioning, installation, and maintenance of computer hardware, software, and related...Contract work
$120k - $140k
.... We deliver. There is no challenge we can\'t turn into an opportunity. Position Overview Ennoble First is seeking a Senior Systems Administrator / Help Desk Engineer to support the Chinook program for an Intelligence Community customer. In this role, you will ensure the...Full timeContract workRelocation packageShift work- ...Syneren is currently seeking an experienced Sr. Azure Systems Administrator to join our team. This is a pivotal role responsible for the administration and management of our Azure cloud and On-Prem infrastructure, ensuring our systems are secure, scalable, and resilient...For contractorsWork at officeLocal areaLong distance
- ...that not only impact their people but also make a meaningful difference in the community. About You You are a Senior‑Level Systems Administrator with experience designing, implementing, securing, and supporting enterprise IT infrastructure in commercial, government,...
- ...Position Overview JDEIS databases and systems must stay current, backed up, and available to support doctrine and education work. The Senior Systems Administrator provides database and systems administration across JDEIS applications, including backups after major updates...Temporary workFlexible hours
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