Senior Systems Administrator
Medium
A leading technology solutions provider in Chantilly, Virginia seeks an experienced System Administrator to ensure the design and deployment of mission-critical applications in a classified AWS environment. The role demands strong expertise in system administration, cybersecurity compliance, and SecDevOps practices. Candidates must have an active TS/SCI with Polygraph clearance and a bachelor's degree in a related field, along with extensive experience in cloud environments. Competitive remuneration and benefits are offered. #J-18808-Ljbffr
- DescriptionPerforms high-level, day-to-day operational maintenance, support, and upgrades for complex operating systems, workstations and servers. Coordinates, directs and performs complex software installations and upgrades to operating systems and layered software packages...Senior
- ...We are Seeking a Senior Systems Administrator with a minimum of 11 years' experience. Undergraduate or graduate degree in computer science or computer engineering. Specific skills may include the following: Required Skillsets: 11+ years' experience in systems design and...Senior
$65k - $85k
Overview We are seeking a skilled and self-driven Systems Administrator with strong expertise in cloud services, Microsoft enterprise technologies, virtualization, and modern security platforms The ideal candidate will have hands-on experience with AWS, Microsoft 365/Intune...Senior- ...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 of Tier 2/3 IT support services and expertise to customer activities, as well...Senior
- ...Senior Systems Administrator II Employment Type: Full Time, Senior-level Department: Legal/IT Responsibilities This individual will manage the archiving of Relativity databases, developing, managing and documenting a workflow process to identify, archive, and delete materials...SeniorFull timeContract workFor contractorsWork at officeFlexible hours
- ...Senior Systems Administrator Employment Type: Full Time, Senior-level Department: Legal/IT CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. Responsibilities This individual...SeniorFull timeContract workFor contractorsWork at officeFlexible hours
- ...Senior Systems Administrator II Employment Type: Full Time, Senior-level 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...SeniorFull timeContract workFor contractorsWork at officeFlexible hours
$120k - $130k
...Job Title Senior System Administrator Job Description The Cape Fox Corporation subsidiary Cape Fox Shared Services (CFSS) is seeking an experienced Senior Systems Administrator (SSA). The SSA serves as a technical leader within Cape Fox, responsible for designing...SeniorWork at office- ...Relativity Senior Systems AdministratorEmployment Type: Full TimeDepartment: Legal/ITWe 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...SeniorWork at office
- ACTIVE TS/SCI WITH FULL SCOPE POLY REQUIRED*** Job Description The Systems Engineer (Storage) evaluates, implements and maintains Storage Area Networks (SANs) and storage systems across enterprise platforms. Responsibilities include the evaluation, design, implementation...Senior
- Fulcrum Vets is looking to add a Senior Systems Administrator with expertise in supporting Windows Server Active Directory environments to join our team. This position will play a key role in the management, optimization, securing, and troubleshooting of environments,...SeniorFull timeWork experience placementFlexible hours
- Senior Systems Administrator II Employment Type: Full Time, Senior-level - Department: Legal/IT Overview CGS is seeking a Senior Systems Administrator to support technical initiatives for a large Federal agency, ensuring systems meet client needs and comply with policy...SeniorFull timeContract workFlexible hours
- ...Senior Discovery IT System Administrator Employment Type: Full-Time, Executive-Level Department: Legal CGS is seeking a dedicated Senior Discovery IT System Administrator to join a fast‑paced and hard‑working team to assist with any legal accounts. As a Senior Discovery...SeniorFull timeFlexible hours
- ...Senior Discovery IT System Administrator Employment Type: Full-Time, Executive-Level CGS is seeking a dedicated Senior Discovery IT System Administrator to join a fast-paced and hard-working team to assist with any legal accounts. As a Senior Discovery IT System...SeniorFull timeFor contractorsFlexible hours
$98.1k - $220k
...that require secure communications and systems. The operational need to add members to... ...multifaceted position, you will manage systems administration, security operations, compliance... ...Ready to join our team? Apply today!Our Senior Security Engineer (Government) earns between...SeniorContract workTemporary workWork at officeLocal areaRelocation- ...General Dynamics Information Technology is seeking a Senior Systems Administrator in Reston, Virginia. This role involves planning, designing, and implementing infrastructure changes while managing VMware and providing Windows Server and Linux administration. Candidates...Senior
$110k - $165k
...AMERICAN SYSTEMS in Manassas, Virginia, is looking for a Systems Administrator III to oversee the administration, maintenance, and optimization of enterprise IT infrastructure. This role involves managing both Windows and Linux servers, handling Active Directory and DNS...Senior- ...BCore is seeking a Systems Administrator in Herndon, VA to support mission-critical IT solutions for government clients. The role requires TS/SCI with polygraph and hands-on experience with cloud and DevSecOps in a secure environment. You will participate in design, deployment...Senior
- ...comprehensive and well-structured, effectively outlining the responsibilities, requirements, benefits, and application process for the Senior Airgap System Admin role. It uses appropriate HTML tags (p, h3, ul, li) to enhance readability and organization. However, there are minor...Senior
- ...CACI International Inc. seeks a Classified Systems Administrator and ISSO in Herndon, VA to secure and manage classified Windows Server environments, virtualization, and IA responsibilities across multiple networks. The role requires a Secret clearance, 7+ years in systems...Senior
- ...Responsibilities Support the National Programs Intelligence Systems & Application Operating Unit. Oversee and manage both virtual... ...degree with 3+ years of experience. Proven experience in system administration, specifically with Linux, including RHEL and Ubuntu, and UNIX...SeniorLocal area
- ...ServiceNow Administration RoleThis technical resource performs the day-to-day administration of the ServiceNow platform across various environments... ...v3 Foundation certification or beyondCertified ServiceNow System Administrator, Certified Implementation Specialist or...SeniorOdd job
- ...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...SeniorFull timeContract workFor contractorsWork at office
$110k - $160k
...installation, service, and maintenance of cutting-edge fire alarm systems, critical communications, video surveillance, access control,... ...of companies are seeking a talented and motivated Sr System Administrator to join our shared services team. Primary Responsibilities CRM...SeniorContract workLocal area- ...Senior Systems Administrator Employment Type: Full Time, Senior-level 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...SeniorFull timeContract workFor contractorsWork at officeFlexible hours
$140k - $160k
...Sr System AdministratorPavion Connects and Protects by providing innovative fire, security, and communication integration solutions... ...family of companies are seeking a talented and motivated Sr System Administrator to join our shared services team.Primary Responsibilities:...SeniorWork experience placementLocal area$150k - $180k
...addition 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...SeniorFull timeLocal areaWeekend work$135k - $216k
...Space Domain Awareness (SDA) Indications and Warning (I&W) system. It establishes a repository of resident space objects (... ...to ground operators. About The Role Peraton is seeking a Senior Systems Administrator in our Herndon, VA or Aurora, CO office in support of the...SeniorContract workTemporary workWork at officeShift work$135k - $216k
ResponsibilitiesWe are seeking a Senior Cloud Systems Administrator in Herndon, VA to support the SITE III DO contract within our National Programs Business Intelligence Systems & Applications Operating Unit. This role supports mission-critical applications and services...SeniorFull timeContract workFlexible hoursShift work- ...August 2025 Application Deadline: 29 August 2025 Department: Systems Engineering Location: Headquarters Description Aireon... ...Operating within the Aireon Network Engineering Group, the Senior Systems Administrator is responsible for helping to set up, maintain and manage...SeniorPermanent employmentFull timeTemporary workFor subcontractorWork at officeRemote workFlexible hours
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