IT SysAdmin
Reflexive Concepts
Reflexive Concepts is seeking a skilled System Administrator to join our growing team!
You will provide system administration support for the development and production environments of a mission-critical Identity, Credential, and Access Management (ICAM) system. Responsibilities include creating, configuring, and deploying Docker containers into Kubernetes clusters, and coordinating with multiple development teams to integrate web applications, web services, databases, and directories in order to provide and maintain fully operational, highly available enterprise-level services. The role also includes monitoring operational services and troubleshooting issues as they arise.
Qualifications:
Seven (7) years of system administration experience
Bachelor's Degree or higher in Computer Science, Information Technology, or a related technical field
An additional four (4) years of system administration experience may be substituted for the degree, for a total of eleven (11) years
Desired Skills:
Must be able to work in a collaborative environment, with minimal supervision
Linux (CentOS, Red Hat)
Docker
Kubernetes
Harbor
Directories (LDAP and/or Active Directory)
Application servers (JBoss)
AWS cloud computing services (VPC, EC2, AWS CLI, S3)
Cloud automation (e.g., Ansible, Terraform, CloudFormation)
Configuration and maintenance of virtual machines (vCenter/VMware)
PKI experience (e.g., X.509, general certificate management processes, and certificate lifecycle management)
Scripting languages (e.g., Python, Bash)
OS and software application patching (e.g., IAVA, version updates)
Experience with Jira, Confluence, and GitLab
Networking, load balancing, and proxies
Databases (e.g., Oracle, MongoDB)
Attention to detail and time management
Excellent communication skills
Ability to provide after-hours call-in support
Ability to obtain privileged access
$78k - $250k
...troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to... ...to improve reliability and performance. The Level 3 System Administrator (SA) shall possess the following capabilities: Provide support...SuggestedTemporary workRemote workFlexible hours$78k - $250k
...POSITION YOU MUST HAVE AN ACTIVE TS/SCI W/ FULL SCOPE POLYGRAPH SECURITY CLEARANCE (U.S. CITIZENSHIP REQUIRED)- Provide support to IT systems including day-to-day operations, monitoring, and problem resolution for all the client/server/network devices. - Manages IT system...SuggestedTemporary workRemote workFlexible hours$150k
...AN ACTIVETS/SCI WITH POLYGRAPH SECURITY CLEARANCE WITH THE FEDERAL GOVERNMENT. (U.S. CITIZENSHIP REQUIRED).We are seeking a System Administrator who has experience working all phases of the system engineering lifecycle from concept to sustainment. This includes the ability...SuggestedTemporary workRemote workFlexible hours$103.8k - $218.1k
Job Title: Senior System AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start:... ...identity solutions used across the IC.Responsibilities:As a System Administrator, you will:Build, configure, and deploy Docker containers...SuggestedContract workFor contractorsWork experience placementFlexible hours$78k - $250k
...POLYGRAPH SECURITY CLEARANCE (U.S. CITIZENSHIP REQUIRED)Provide administration and support for Windows Server 2019 and 2022 environments,... ...DNS, Certificate Authorities and manage Windows 10/11 client systems. Administer and troubleshoot various Linux distributions (e.g...SuggestedTemporary workRemote workFlexible hours$165k - $175k
...dynamic Team developing engaging and hands-on training solutions, this is the place for you! We are currently seeking a Windows Systems Administrator in Hanover, MD. The applicant will be part of an Infrastructure Team supporting enabling the delivery of a dynamic course...Hourly payContract workWork at officeLocal areaMonday to FridayFlexible hours$78k - $250k
...troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to... ...to improve reliability and performance. The Level 3 System Administrator (SA) shall possess the following capabilities: Provide support...Temporary workRemote workFlexible hours- ...possess this level of clearance. Telework: None Basic Requirements ~ Security+ Cert ~10 years of experience as a System Administrator ~ Bachelor's degree in a technical discipline ~5 additional years of experience as a System Administrator may be substituted...Immediate startRemote work
- ...Junior System AdministratorRazor is looking for a Junior System Administrator to support the implementation, operation, troubleshooting, and maintenance of mission-critical U.S. Government IT systems. This role supports day-to-day system administration across client/server...
- ...System Administrator (Level 2) Reflexive Concepts is seeking a skilled System Administrator to support mission operations sustainment — monitoring, troubleshooting, and maintaining Linux-based high-performance computing systems on a high-impact national security mission...
- ...Officer Manages None Summary/Objective The Information Technology Administrator (“IT Admin”) manages the IT needs of the company while working... ...software, hardware, licenses, phones and tablets, phone system, and printers. Manages IT service providers contracted with Synergi...Full timeFor subcontractorWork at officeMonday to Friday
- ...Synergi LLC is seeking an IT Administrator to manage the company’s IT needs and coordinate with external service providers. This role will be the single point of contact for all IT-related responsibilities across the organization. Responsibilities include maintaining infrastructure...
- ...Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and capability in harvesting... ...future is our shared goal. We are seeking a Senior System Administrator for a funded role with quantifiable Linux system...Temporary workWork experience placementLocal areaImmediate start
$86.6k - $181.8k
...MFA Help Desk System AdministratorElkridge, MD Top Secret/SCI Polygraph Career Level not specified $86,600 - $181,800Job DescriptionThe... ...control and release management.Responsibilities: As a System Administrator on the Multi-Factor Authentication (MFA) Help Desk. In this...Contract workFor contractorsWork experience placementRemote workFlexible hours$150k - $160k
...virtual machines running in a cloud infrastructure (Amazon AWS). Evaluates systems for IAVA compliance and applies necessary security updates/patches. Performs command line system administration tasks on virtual machines. Handles regular system backups and...Full time$170k - $220k
Worker TypeRegularJob DescriptionSummaryThe primary role of the System Administrator is to manage and support mission-critical IT infrastructure. This role involves day-to-day operations, troubleshooting, and maintenance across Windows and UNIX systems. You'll work directly...Permanent employmentContract workWork experience placementLocal area$10k
...technology allowances, and access to a state-of-the-art technology lab. Learn more at Your Mission ClearEdge is hiring a Senior System Administrator to support the administration, sustainment, and security of Linux-based systems across mission environments. In this role,...$98.9k - $148.3k
...employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for... ...Principal / Sr Principal Computer Systems Analyst (Linux Systems Administrator level 3 or 4) to support information system lifecycle...Full timeRemote workRelocationFlexible hoursShift workWeekend work$100k - $120k
...System Administrator Level 2 Hanover, MD Top Secret/SCI Polygraph Career Level not specified $100,000 - $120,000 Job Description System Administrator Level 2 IT / Infrastructure | Hanover, MD | Full Time Position: System Administrator Level 2 Location: Hanover...Full timeTemporary workMonday to FridayFlexible hoursDay shift- ...opportunities for advancement. Davis Unlimited Information Technologies, Inc (DUIT) wants you! We have immediate openings for Microsoft Systems Administrator(s). We are looking for the best and brightest systems administrators with 3 or more years of experience to join our winning...Immediate start
$95.9k - $178.1k
...Martin’s competitive and comprehensive benefits package.We support our employees, so they can support our mission.The Work:As a Systems Administrator you will:Provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages...Full timeTemporary workWork experience placementCasual workFlexible hours- ...MANTECH is seeking a motivated, career-driven, and customer-focused Windows/Linux Systems Administrator to join our team in Hanover, MD . You will play a critical role in supporting the enterprise infrastructure capabilities for a global, mission-focused workforce...Work at officeRemote work
- AeroVironment, Inc. in Maryland is seeking a System Administrator to manage mission-critical IT infrastructure across Windows and UNIX systems, with hands-on hardware and software responsibilities. The role requires strong RedHat Linux and Windows troubleshooting, vulnerability...
- We are seeking an experienced Systems Administrator with 5+ years of expertise and a technical Bachelor’s degree to join our team in Annapolis Junction, MD. Responsibilities Support the troubleshooting and maintenance of IT systems Provide Tier 1 Help Desk support to...
- AeroVironment, Inc. in the United States, seeks a System Administrator to manage mission-critical IT infrastructure across Windows and UNIX systems. The role covers day-to-day operations, troubleshooting, and maintenance in a multi-platform environment. You'll work with...
- AeroVironment, Inc. is seeking a System Administrator to manage and support mission-critical IT infrastructure across Windows and UNIX platforms. This role covers day-to-day operations, troubleshooting, and maintenance in a multi-platform environment. Responsibilities...
$86.6k - $181.8k
Job Title: Cloud Systems Administrator II Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None The Opportunity: Join a...Full timeContract workWork experience placementFlexible hours- A technology solutions provider is seeking an experienced Systems Administrator with over 10 years of experience and a technical Bachelor’s degree to join their team. Responsibilities include providing Tier 1 & 2 Help Desk support, maintaining IT systems, and ensuring compliance...
- A technology solutions provider located in Annapolis Junction, MD is looking for an experienced Systems Administrator. The role requires over 5 years of expertise in systems administration and a technical bachelor’s degree. Responsibilities include troubleshooting IT systems...
$98.9k - $155.4k
...employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for... ...would like you to join our team as a Principal Cyber Systems Administrator . Places of performance for this position are Annapolis Junction...RelocationShift work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to IT SysAdmin. Be the first to apply!
- remote systems administrator Hanover, MD
- application system administrator Hanover, MD
- IT infrastructure administrator Hanover, MD
- enterprise administrator Hanover, MD
- systems administrator Hanover, MD
- system admin Hanover, MD
- IT administrator Hanover, MD
- server administrator Hanover, MD
- IT associate Hanover, MD
- information technology support Hanover, MD



