Senior System Administrator - DCGS Infrastructure
T2s, Llc
Senior System Administrator - DCGS Infrastructure T2S Solutions is seeking a Senior Systems Administrator to serve full time, with duty location onsite at APG, MD. Responsibilities vSphere / ESXi Administration: Deep experience managing clusters, hosts, resource pools, DRS/HA, and VM lifecycle operations in enterprise environments. vCenter Operations: Skilled in configuring, monitoring, and optimizing vCenter, including performance tuning, capacity planning, and role-based access control. VMware Networking & Storage: Strong understanding of vSwitches, distributed switches, VLANs, iSCSI/NFS/FC storage, and datastore performance considerations. Cluster Design & Scaling: Ability to architect resilient, scalable clusters and optimize workloads for performance and availability. Performance Troubleshooting: Skilled at diagnosing CPU ready issues, memory ballooning, storage latency, and network bottlenecks using VMware tools and logs. Automation & Templates: Experience creating "gold" images, VM templates, and leveraging automation to standardize deployments. Hybrid Cloud Integration Concepts: Understanding of cloud landing zones, hybrid identity, network connectivity (VPN/ExpressRoute/Direct Connect), and workload migration patterns. Cloud Offerings: Knowledge of VMware Cloud options, AWS, Azure, or similar platforms to support cloud-based vSphere integration. Infrastructure as Code (IaC): Familiarity with Terraform, Ansible, or similar tools as environments move toward cloud-native practices. Understanding how virtualization supports container platforms, DevOps pipelines, and modern application architectures. Strong grasp of routing, switching, firewalls, load balancers, DNS, DHCP, and how they interact with virtualized environments. Windows & Linux Administration: Skilled in patching, performance tuning, and troubleshooting across both OS families. Skilled at translating technical concepts for leadership, collaborating with security, networking, and application teams. Supporting junior admins, leading technical initiatives, and driving best practices across the team. Required Qualifications 5+ years of experience administering VMware ESXi, vCenter, and vSphere in enterprise environments. Strong knowledge of virtual networking, storage technologies, and performance troubleshooting. Experience with backup/DR platforms and enterprise monitoring tools. Solid understanding of Windows and Linux server administration. Familiarity with cloud platforms (Azure, AWS) and hybrid-cloud concepts. Preferred Qualifications Experience with VMware Cloud offerings, AWS, Azure, or similar offerings. Hands‑on experience with workload migration tools (HCX, vMotion across environments, cloud migration services). Exposure to IaC tools such as Terraform or Ansible. Knowledge of container platforms, DevOps practices, or modern application architectures. T2S Solutions is an Equal Opportunity Employer/Protected Veteran/Disability #J-18808-Ljbffr T2s, Llc
$64k - $108k
...effective Information Technology services to government clients in support of critical mission needs. Delivering a broad range of Infrastructure Operations, Application Development, Cybersecurity, Virtualization, Cloud and Mobility services. If you’re looking for a...SeniorLinksol Inc
Aberdeen, MD2 days ago- T2S Solutions is seeking a Senior Systems Administrator to serve full-time, with the duty location onsite at APG, MD. The successful candidate will have 5+ years of VMware ESXi, vCenter, and vSphere experience, along with strong skills in networking and cloud technologies...SeniorFull time
$113.9k - $127.3k
...Senior Systems Administrator – Planning and Engineering Department As a Senior Systems Administrator in the Planning and Engineering Department, you will support the DC network, identify, resolve, and maintain production systems settings and configurations, audit, research...SeniorLocal areaSephora USA, Inc.
Aberdeen, MD3 days ago$140k - $180k
Jobot is seeking an HPC Systems Administrator located in Aberdeen, Maryland to manage and optimize enterprise-level systems. This role requires a Top Secret clearance and involves providing technical leadership and support. Candidates should have 3-7 years of systems administration...Senior$90k - $140k
Caelum Research Corporation seeks a Systems Administrator IV to serve on a major IT support contract for the Army Test and Evaluation Command at Aberdeen Proving Ground, MD. The ideal candidate will perform Windows Server systems administration, manage production environments...SeniorFull timeContract work- Sephora is seeking a Senior Systems Administrator for its Perryman Distribution Center. The role involves maintaining production system settings, resolving logistics issues, and ensuring compliance through audits. Ideal candidates will have extensive knowledge in WMS systems...Senior
$90k - $140k
POSITION: Systems Administrator IV LOCATION: Aberdeen Proving Ground, MD SCOPE: Serves as a Systems Administrator on a major IT support contract for the Army Test and Evaluation Command (ATEC) at the Aberdeen Test Center (ATC). Responsibilities Performs Windows Server...SeniorFull timeContract workFlexible hours$90k - $135k
Senior Windows Systems Administrator Position: Systems Administrator IV Supported Program: U.S. Army Test & Evaluation Command Clearance Requirement... ...act as a primary subject matter expert for Windows infrastructure, automation, virtualization, and high-availability...SeniorFull timeContract workFlexible hours- Sephora USA, Inc in Perryman, Maryland is seeking a Senior Systems Administrator to support the DC network and maintain production systems settings. The role involves resolving complex logistics issues using WMS systems knowledge and implementing solutions based on detailed...Senior
$125k
Bering Straits Native Corporation (BSNC) is seeking a STRMM System Administrator in Aberdeen, MD. This role involves deploying, configuring, and troubleshooting Windows Server, alongside managing databases and providing Tier 2 network support. The ideal candidate will...Senior- Modus Operandi is seeking a Senior System Administrator to join our engineering team at Aberdeen Proving Grounds in Maryland. The successful candidate will have extensive experience with VMware ESXi, vCenter, and vSphere and will be responsible for administering a range...Senior
- Arcticom is seeking a STRMM System Administrator to manage and administrate Windows Server systems in Aberdeen, MD. The position involves deploying and supporting both physical and virtual server environments while ensuring compliance with security protocols. Ideal candidates...Senior
$125k
About this position: STRMM System Administrator Location - Aberdeen, MD The Essential Duties and Responsibilities are intended to present... ...and monitor systems. Support both planned and unplanned infrastructure changes. Database & Application Support Plan, install, manage...Contract workFor contractors$90k - $135k
Caelum Research Corporation is seeking a Senior Windows Systems Administrator to support critical government IT services. This role requires deep expertise in Microsoft Windows Server and a strong background in automation, virtualization, and high-availability systems....Senior- A leading company is seeking a Systems Administrator to perform high-level operational maintenance, support, and upgrades for complex operating systems and servers. Candidates must have a Bachelor's degree and extensive experience in system administration, including strong...Senior
- ...2006, we specialize in cybersecurity, information assurance, systems engineering, enterprise IT and network support, C4ISR, and software... ...seeking a motivated, career-, and customer-oriented Systems Administrator to join our team. This position is available at multiple...
Envision Innovative Solutions
Aberdeen Proving Ground, MD3 days ago $77.6k - $176k
...Job Number: R0239830 System Administrator Opportunity Are you ready to make a significant impact on the future of cyber technology in the defense sector? We are seeking passionate and innovative professionals to join our cutting‑edge team dedicated to maintaining the...Full timeContract workPart timeLocal areaPhase2 Technology
Aberdeen Proving Ground, MD2 days ago$140k - $180k
HPC Systems Administrator - TS clearance $140000 - $180000 per year | Aberdeen, MD | On‑Site | Permanent A bit about us: We are a leading global tech company on the cutting edge of cloud and data solutions. With a strong emphasis on innovation, inclusivity, and work‑life...Permanent employmentLocal area$110 - $138 per hour
Overview The Senior IT System Administrator is responsible for the day-to-day administration, maintenance, and security of the JWICS environment for US Army G2’s Intelligence Division (AMIS-IN), Security Division (AMIS-SE), and the Special Projects Office (SPO) (AMIS-SEP...Temporary workWork at officeFlexible hoursShift work- Australia-Employment is hiring an HPC Systems Administrator in Aberdeen, MD. This 100% onsite role involves managing enterprise-level systems, providing technical leadership, and collaborating with internal teams. Candidates must have a background in HPC systems administration...
$130k - $270k
...seeking a highly motivated and experienced Senior DevOps Engineer to join our fast-... ...strong working knowledge in Linux systems administration, and a background in Big Data solutions... ...will be responsible for implementing infrastructure, automating deployment processes, and...SeniorHourly payTemporary work- ...operational maintenance, support, and upgrades for complex operating systems, workstations and servers. - Coordinates, directs and... ...background in Linux and Windows server and workstation system administration including RHEL 6 and Windows Server 2012 - Must have a...Senior
$108.4k - $227.5k
CACI International Inc. in Aberdeen, MD is looking for a Systems Engineer focusing on integrated IT solutions for DoD. The ideal candidate... ...environments. Responsibilities include designing scalable IT infrastructure and ensuring compliance with security standards. The role...SeniorFlexible hours- ...equivalent experience and involves responsibilities such as managing hardware and software support, logging issues into a ticketing system, and coordinating equipment deliveries. Competitive benefits include health care, paid time off, and educational assistance. #J-18...SeniorFull time
- ...Group is seeking multiple energetic, adaptable DevSecOps System Administrators to support our work out of APG, MD. You'll work alongside... ...Responsibilities Experience with embedded DevSecOps, including infrastructure design and implementation with technologies such as...
- Kwaan Bear Technology is seeking an Intermediate Windows Systems Administrator. This role involves installing, configuring, and maintaining... .... This position offers the opportunity to work in a secure IT infrastructure environment. #J-18808-Ljbffr Kwaan Bear Technology
- ..., MD (Onsite) Position Overview The Intermediate Windows Systems Administrator specializes in the installation, configuration, and maintenance... ...monitoring, and compliance management in a secure IT infrastructure. Key Responsibilities Install, configure, and maintain operating...
- ...Support Specialist to install, maintain, and troubleshoot cabling systems. The role requires strong knowledge of PC/Network... ...software, with a focus on ensuring optimal performance of cabling infrastructure. Key responsibilities include monitoring hardware/software issues...
- ...complex and rewarding challenges. Join our team. Barbaricum is seeking several IT Specialist (All Levels) to support IT infrastructure, system administration, and user support for DoD programs. This role will ensure reliable system operations and provide technical support...For contractors
- ...is looking for IT Specialists at all levels to support their IT infrastructure and user support for DoD programs. Responsibilities include providing IT support, troubleshooting, and ensuring reliable system operations. The ideal candidates will have an active DoD Top...For contractors
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