Systems Administrator
Gilder Search Group
Mid/Sr System Administrator - Senior Level preferred Open Systems Technologies Corporation is looking for a Systems Administrator to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a highly complex and fast-paced program. The selected candidate will be responsible for performing daily system administration and O&M support activities in support of a complex network environment with geographically distributed systems. The position entails the daily sustainment of existing computing and network systems at various locations, with a particular focus on the set-up and maintenance of an off-site location. 8/12/26: There are 3 immediate vacancies right now! i.e. 3 new candidates will be able to start immediately after their security processing is complete. Mid/Senior Sys Admin - must be cleared with the MD Customer, must have FS poly, last poly must be within last 6 years Job Summary The selected individual will provide system administration support for a large, complex network environment with geographically distributed systems. The role supports system engineering requests by delivering solutions that meet operational needs, and by upgrading, sustaining, and maintaining existing capabilities. The candidate must be comfortable working in a fast-paced environment that includes multiple air-gapped systems, each with its own domain and supporting infrastructure. The position also requires maintaining a complex IT environment involving multiple users, as well as associated storage and network infrastructure. This role requires an energetic, focused, and driven individual who can adapt quickly to changing priorities. The candidate must demonstrate strong system administration and troubleshooting skills and work effectively with the team to execute a variety of network-centric system administration tasks. Responsibilities Include The selected individual will be responsible for installing applications, administrating systems and processes, and ensuring issues are identified and resolved in a timely manner. She/he will be responsible for ensuring server and desktop configurations are optimized and running continuously and efficiently. The selected individual will also perform security management and application performance optimization functions. Additional responsibilities may include: Administration/sustainment of a system that provides a web-based application for storing, sharing, and distributing information. Creating and maintaining complex server enclaves, including analyzing system scanning reports, patching, cert renewals, vulnerability management assessments, and active directory configurations. Identifying and correcting hardware and software issues. Responding to system administration, operations, and maintenance problems, and developing rework solutions. Creating and maintaining documentation of complex server/network environments to ensure that clear, concise and accurate information is readily available for incident resolution. Communicating with users and external support personnel regarding system outages and upgrades, and conferring with upper management regarding recommended resolution options. Basic Qualifications Bachelor's Degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related technical field and at least 8 years of relevant experience. Additional experience may be substituted for a degree. Must have experience as a systems administrator providing direct support to end users and technical staff (developers, testers, engineers, etc.). Must be proficient with Windows Server 2019 and Active Directory. Must have experience with software/hardware deployment, patches, operating systems, and basic system backup and restore functions. Must have experience with/be familiar with SALT, Ansible, Splunk, Puppet, SolarWinds, Nessus. Must have experience with and/or have knowledge of Red Hat and VMWare. Must have a solid understanding of advanced security protocols and standards. Must have experience with both Client and Server virtualization environments. Must have experience with installation, configuration, troubleshooting, and reimaging hardware. Must have a solid understanding of information security principles and practices. Must be able to lift up to 50 lbs. Must be able to support occasional day or short duration travel. Preferred Qualifications Proficiency with SQL Server. SALT and Python scripting experience. Experience supporting a software configuration management and development environment. Experience working in an Agile Development Environment or on an Agile Team. Knowledge of PKI systems which use HSMs to validate key and NTP for synchronization. Knowledge of PowerShell and PowerCLI. Experience in documenting and providing information for security accreditation and certification.
BENEFITS
Our company OST has been operating since 1996 and have various contracts with Government agencies. We offer a comprehensive benefit package that includes 3 weeks paid time off, 2 weeks Holiday pay, medical/dental coverage, STD, LTD, Life Insurance, AD&D, 401k with up to 4% match, and end of year profit sharing paid out in 401k. #J-18808-Ljbffr Gilder Search Group$72k - $88k
...IT Systems AdministratorThe IT Systems Administrator will provide technical support in the design, development, installation and maintenance of hardware and software and ensures the efficient operation of key technology systems, including Windows, Mac, and Linux environments...SuggestedWork experience placement$17 - $22 per hour
...Location This position is located in Chesapeake, VA. Pay range is $17-$22/hour. Job Overview This position provides all aspects of system administrator support for the customers IT systems both on and off site required. Responsibilities Essential Job Duties: Install and...SuggestedContract workFor contractorsRemote work- ...System AdministratorITS serves all DSS program areas to fulfill their IT needs. To meet the business needs and ITS' workload, ITS... ...initiatives and suggest recommendations.Required Skills:Server administration.Server security, SIEM and Log, monitoring/management, Vulnerability...Suggested
- ...leading-edge technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. Senior System Administrator, internally known as Senior Analyst, based in Tucson, AZ Information Workplace Services collaborate...SuggestedFull timeTemporary workFlexible hours
- ...WOOD Federal Solutions is seeking a System Network Administrator with database experience to support mission-critical IT environments in Laurel, MD. You will work across Linux, UNIX, and Windows platforms, handling Tier 2/3 issues, configuring virtual/storage environments...Suggested
- ...System AdministratorWe are looking for a talented System Administrator to join IT team, who will work closely with our software developers and core teams to design, scale and maintain our production infrastructure. In this capacity, you will be responsible for the most...
- ...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...Contract workMonday to Friday
$95k - $110k
...Job Type: W-2 Pay Range: Non-exempt; $95,000-110,000 annual Security Clearance: N/A Ryan Consulting Group, Inc. is seeking a System Administrator to provide system administration, maintenance, patching, vulnerability management, and operational support for Linux-based...Contract workTemporary workFor contractorsLocal areaRemote work- ...Job TitleA minimum of 6 years of experience with the following skill sets:Server administration.Server security, SIEM and log, monitoring/management, Vulnerability Management, Risk and Compliance.Anti-Virus/Malware, Applicable server and application security logAnti-Virus...
$75k - $90k
...Job Description - SYSTEMS ADMINISTRATOR II (T239207) SYSTEMS ADMINISTRATOR II - ( T239207 ) Description SYSTEMS ADMINISTRATOR II The University of Alabama at Birmingham General Responsibilities The Office of Research is seeking a System Administrator II to support institutional...Work experience placementWork at officeRemote workShift workDay shift- # System Administrator (52710)Hot JobNational Institutes of Health (NIH) - Main Campus/Bethesda - Bethesda, MD 20892## OverviewSalary Range$100,000.00 - $115,000.00 Salary/yearLevelExperiencedPosition TypeFull TimeJob ShiftDayEducation LevelHigh School Diploma/GED or EquivalentTravel...
- ...Partner Engineering and Science, Inc. is seeking a Senior IT System Administrator to support, secure, and improve its Microsoft-centered environment. The role requires hands-on experience with Microsoft 365, Teams, networking, security, and server infrastructure, with...
- ...Opportunity Summary A hands-on IT role combining network and server administration with the opportunity to learn and ultimately take ownership... ...foundation and a strong desire to learn business systems. This position will support the company’s IT infrastructure while...
- ...’ll thrive as part of the Amgen team. Join us and transform the lives of patients while transforming your career. Associate System Administrator What you will do Let’s do this. Let’s change the world. In this vital role, you will be part of Amgen's newest and most sophisticated...Flexible hoursShift work
- # System Administrator (52710)Hot JobNational Institutes of Health (NIH) - Main Campus/Bethesda - Bethesda, MD 20892## OverviewSalary Range$100,000.00 - $115,000.00 Salary/yearLevelExperiencedPosition TypeFull TimeJob ShiftDayEducation LevelHigh School Diploma/GED or EquivalentTravel...
- ...make your mark? Join us at UFG and be part of a team that's changing the world, one franchise at a time. Job Description A Systems Administrator will be responsible for managing and optimizing royalty system platforms, ensuring accurate calculation and reporting of franchisee...Temporary workWork at officeWorldwide
- ...experience with the following skill sets: ·Building and supporting highly available and scalable infrastructures (Linux server/containerized environments) ·Managing and maintaining UNIX systems ·Technical and user documentation. ·Designing 3-tiered infrastructure...Temporary work
- Responsibilities Shall maintain the Data Management System and provide updates Required to sustain flight operations by monitoring... ...of 5+ years of experience in Information Technology and System Administration, including Windows and/or Linux server administration, Active...Temporary workFor contractorsFlexible hours
- ...USA Job Description Posted Wednesday, August 26, 2026 at 5:00 AM | Expires Sunday, September 27, 2026 at 4:59 AM TITLE: IT System Administrator POSITION OBJECTIVE: The IT System Administrator provides technical assistance and support to end users and is responsible...Work at officeFlexible hours
$77k - $96k
...infrastructure, including on-premises, cloud, virtualized, and hybrid systems. Supports modern operating systems, middleware, platforms,... ...2+ years of experience in IT infrastructure, server administration, cloud or hybrid platform support, and enterprise operations...- ...that encourages creativity, welcomes initiative, and seeks excellence. Start Building Your Future today! We are seeking an IT System Administrator to coordinate day-to-day help desk operations while providing advanced technical support for end users. In this role, you...Start working today
- ...Jr. Systems AdministratorDuration – 12+ Mos. Position Type: Contract – On-site – 5 daysLocation- 128 West End Ave. Manhattan, N.Y.Probable... ...Candidates - Utilities Experience PreferredJr. Systems Administrator JOB SUMMARY Infrastructure Contractor JOB DESCRIPTION We are seeking...Contract workFor contractorsFlexible hours
$66.5k
...Systems AdministratorAscend is a network of high-performing public charter schools serving students across Brooklyn. Our mission is... ...the RoleAs a member of Ascend's technology team, the systems administrator will play a critical role supporting and administering the organization...Work experience placementWork at officeAfternoon shift$86.8k - $165.2k
...creating a safer, more secure world. Join us and help shape the future of aerospace and defense. What You Will Do: Provide IT systems administration in a heterogeneous RedHatEnterprise/Microsoft Windows and environment. Image and configure new IT assets for deployment to...Full timeTemporary workWork experience placementFlexible hours- # Junior Systems AdministratorHot JobSandy Office and Showroom - Sandy, UT 84070## OverviewPosition TypeFull TimeTravel PercentageUp... ...who wants hands-on support experience, exposure to systems administration, and opportunities to grow professionally.#### Position SummaryThe...Casual workInternshipWork at officeLocal areaRemote work
$141.61k - $166.64k
...accepting a job offer. For information regarding reciprocity between the City of Los Angeles departments and LADWP, go to A Systems Administrator evaluates, develops, maintains, implements, and modifies operating systems, hardware, middleware, software, storage, and...Full timePart timeWork at officeLocal areaRemote work- The Systems Administrator serves as a versatile technical resource for employees across all Alterman locations, providing both on-site and remote support. This role combines service desk support, endpoint administration, field support, and IT service management (ITSM) platform...Temporary workWork at officeRemote workRelocationFlexible hoursWeekend workAfternoon shiftEarly shift
$6,492 per month
...Technical Support Services, Probationary, Full Time, Information Systems & Technology, Telecommute eligible (work onsite as scheduled... ...Summary Join San Diego State University as a Systems Administrator II and help support the enterprise technologies that power the...Permanent employmentFull timeContract workH1bRemote workMonday to Friday2 days per week- ...Description Insight Global is partnering with an omnichannel retail client based in the Brooklyn area to hire a Senior NetSuite Systems Administrator. This is a permanent, full-time role working a hybrid schedule (2 days in office, 3 days remote). The ideal candidate has...Permanent employmentFull timeWork at officeRemote work
- Create and restore system backups, database backups, system configuration to support daily operations. Support email system both On... ...remote office equipment and network configurations. Document administration and security processes. Create and update company IT Department...Work at officeRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Systems Administrator. Be the first to apply!
- application system administrator Brooklyn, NY
- system admin Brooklyn, NY
- microsoft systems administrator Brooklyn, NY
- office 365 and sharepoint system administrator Brooklyn, NY
- server administrator Brooklyn, NY
- remote systems administrator Brooklyn, NY
- IT infrastructure administrator Brooklyn, NY
- enterprise administrator Brooklyn, NY
- IT administrator Brooklyn, NY
- computer systems administrator Brooklyn, NY


