Systems Administrator
Open Systems Technologies
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.
Mid/Sr System Administrator - Senior Level preferred
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 re-work 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.
- ...MANTECH seeks a motivated, career and customer-oriented System Administrator to join our team in the Annapolis Junction, MD Responsibilities include but are not limited to: Provide support for implementation, troubleshooting and maintenance of networked and...SuggestedFlexible hours
- ...MANTECH is seeking a highly motivated and collaborative System Administrator to join our team in Laurel , MD . In this role, you will develop, maintain, and enhance complex and diverse software systems based upon documented requirements. Work individually or as...SuggestedWork at office
- System Administrator 3Required Skills: Fifteen (15) years system administration experience in programs and contracts of similar scope, type, and complexity within the Federal Government is required. Bachelor's degree in a technical discipline from an accredited college...SuggestedRemote work
$77.6k - $176k
System AdministratorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you... ...the Department of Defense? We’re looking for a System Administrator to help us design, deploy, and maintain Cross Domain Solutions...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work- ...CYBERCORE TECHNOLOGIES TEAM.We are GROWING! Bring your Technical Capabilities, Enthusiasm, and Team Focus.Opportunities for System Administrators (Virtualization) - Active TS/SCI Poly.Responsibilities:Provide training/assistance to local technicians on course deployment...SuggestedLocal area
$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical technology supporting the Department of Defense (DoD)? We’re looking for a System...Full timeContract workPart timeWork at officeLocal areaRemote work$87.1k - $157.45k
Leidos has a new and exciting opportunity for a System Administrator in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and...Full timeWork at officeLocal areaImmediate startRemote workFlexible hours- JOIN THE CYBERCORE TECHNOLOGIES TEAM.We are GROWING! Bring your Technical Capabilities, Enthusiasm, and Team Focus.System Administrator - TS/SCI Poly in Annapolis Junction, MDRequired Candidate Qualifications:Active TS/SCI Poly8 years demonstrated systems administration...
$146k - $234k
ResponsibilitiesMid-level Network / Desktop Administrator to support and maintain enterprise network and end-user computing infrastructure... ...and remediate vulnerabilities in response to IAVAs, ensuring systems remain compliant with security baselines and STIGs.Use CLI and...Contract workRemote workShift work$110k - $130k
...readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams... ....Position OverviewThe Network Operations (NetOps) System Administrator is a critical member of the team responsible for providing top...Full timeContract workTemporary workWork experience placementWorldwideShift workWeekend workWeekday work$100k - $165k
...quo. For over 20 years, our team provides expertise in network, system engineering and both offensive and defensive cybersecurity... ...Solutions, Inc. is seeking a TS/SCI Polygraph cleared System Administrator to join our team in Fort Meade, MD.RequirementsAWS cloud resources...Temporary workLocal area$176k - $282k
ResponsibilitiesThe Systems Engineer -Splunk Administrator will support a critical mission of consequence within our Cyber Mission Business Unit in Annapolis Junction, MD. This work is performed at a contractor facility.The candidate's primary responsibilities will include...Contract workFor contractorsShift work$131k - $168k
...System Administrator, STE Mission Support Make an Impact Where It Matters Most At Intelliforce, we support mission environments where uptime, performance, and technical precision matter every day. In this role, you will help keep critical STE systems stable, secure...Immediate startVisa sponsorship- ...MANTECH seeks a motivated, career- and customer-oriented Cloud System Administrator to join our team in Annapolis Junction, MD. Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation...Work at office
- ...MANTECH seeks a motivated, career- and customer-oriented Sr Cloud System Administrator to join our team in Annapolis Junction, MD. Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our...Work at office
- ...POSITION DESCRIPTION: Performs daily systems analysis, customer and contractor training, systems administration, and hardware maintenance. Performs daily analysis of systems and database management and configuration of Operating Systems, Software Applications, Active...For contractorsLocal area
- ...Systems Administrator Location: USA MD Annapolis Junction Full Part/Time: Full time Job Req: RQ227167 Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public...Full timePart time
- ...traditionally defined problem space. We bring Public and Private, Civilian and Military expertise to every case. We are hiring a System Administrator (Enterprise Infrastructure) to work in Laurel, MD . Position location is subject to change based on central MD client's...Local areaWork from homeFlexible hours
$168k - $191k
...company that values your technical ambition? Join us and experience a company where your contributions truly make a difference! System Administrator III! Active TS/SCI with Polygraph required Must be a US citizen Description: Be a part of an Infrastructure team working...Contract workWork experience placementImmediate start$10k
...is rare within our industry. Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day...Hourly payFull timeContract workTemporary workWork experience placementSummer workImmediate start- ...achieved and exceeded. Interclypse is supporting several Maryland state agencies in the modernization and sustainment of critical systems. This exciting opportunity provides candidates with the ability to contribute to the long-term health and success of the state...Temporary workFlexible hours
$164k - $200k
...Belay Technologies is seeking a Senior System Administrator to join our intel team. Join a team providing Life Cycle Sustainment (LCS) and modernization activities for commercial and custom-developed education, learning, and training applications supporting the Government...- ...mission to "Define and Redefine the State of Possible,” please apply today! We are seeking a highly skilled and motivated System Administrator (SA) who possesses extensive experience in supporting Linux-based systems, along with a solid foundation in Windows...Flexible hours
$164k - $200k
...Belay Technologies is seeking a Senior System Administrator to join our intel team. You will support CNO Capabilities as a senior System Administrator and technical contributor responsible for sustaining and evolving a high-performance operational IT environment. This...Contract workWork at officeRelocation- ...Systems Administrator Peterson Technologies has been the premier resource for mission-critical solutions through detailed analysis, strategic insight, extensive operational experience, and technical expertise. Today, we provide leading-edge data, network security software...
- ...Bering-Alaka`ina Holdings, LLC has a potential need for a Sr. System Administrator to provide support for our government customer in Laurel, MD at Ft. Meade. *** POSITION IS CONTINGENT UPON CONTRACT AWARD.*** DESCRIPTION OF RESPONSIBILITIES: Responsible...Contract work
- ...System Administrator Location: Annapolis Junction, MD Required Clearance: TS/SCI w/ Full-Scope Poly Salary: Competitive Job Description We are seeking a skilled Systems Administrator to provide implementation, troubleshooting, and maintenance support for...Relocation packageFlexible hours
- ...Job Description Senior System Administrator (TS/SCI with Polygraph) Location: Annapolis Junction, Maryland Innovative System Solutions (ISSI) is seeking a Senior System Administrator with an active TS/SCI clearance with polygraph . This is an exciting...Temporary workLocal area
$10k
...Description: Columbia Technology Partners is seeking a System Administrator 3 to support mission-critical systems in a dynamic and highly technical environment. The selected candidate will be responsible for administering, maintaining, and optimizing enterprise Linux...Temporary workFor contractorsLocal areaShift work- ...Systems Administrator At Independent Software, as a Systems Administrator, all levels, you will support secure, mission-critical infrastructure across Linux and mixed Linux/Windows enterprise environments. This role supports a wide range of operational systems including...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Systems Administrator. Be the first to apply!
- remote systems administrator Annapolis Junction, MD
- computer systems administrator Annapolis Junction, MD
- application system administrator Annapolis Junction, MD
- hpc system administrator Annapolis Junction, MD
- IT infrastructure administrator Annapolis Junction, MD
- microsoft systems administrator Annapolis Junction, MD
- enterprise administrator Annapolis Junction, MD
- systems administrator Annapolis Junction, MD
- system admin Annapolis Junction, MD
- IT administrator Annapolis Junction, MD


