NewStaff (Snowflake DBA) OneMain FinancialStaff (Snowflake DBA)Baltimore, MD$95,000–$114,000 / yearPartner with application and analytics teams (e.g., Glue, DBT, Databricks, Power BI, Looker) to deliver secure, performant integrations and reliable data products. OneMain Financial (NYSE: OMF) is the leader in offering nonprime customers responsible access to credit and is dedicated to improving the financial well-being of hardworking Americans.
IT Support Specialist JobotIT Support SpecialistRed Lion, PA$35–$39 / hourInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Perform regular system maintenance, including updating and installing new software, setting up new users, and ensuring the security of data and systems.
NewSenior Aria/VCF Foundations Engineer System OneSenior Aria/VCF Foundations Engineer99999, MarylandRequired Qualifications 5+ years of experience supporting and administering large-scale VMware Aria Operations environments, including extra-large nodes in active - warm cluster configurations deployed in multiple datacenters. Working knowledge of Linux (RHEL preferred), including basic commands-line operations, light troubleshooting, log analysis, light performance analysis, service management, package installations, and scripting.
Senior ServiceNow Architect System OneSenior ServiceNow ArchitectBaltimore, MD$55–$65 / hourMinimum of five (5) years of experience creating, configuring, and administering Jira projects, including workflows, issue types, custom fields, dashboards, permissions, and integrations with ServiceNow to support cross-platform collaboration. Support Jira development and administration activities, including workflow configuration, custom fields, issue types, dashboards, and integrations with ServiceNow to enable seamless collaboration and tracking across platforms.
NewAI Software Engineer Lead LeidosAI Software Engineer LeadGaithersburg, MD$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . Requires BS degree (Computer Science, Engineering or related field) and 10+ year’s of prior relevant experience OR, MS with 7+ year’s of prior relevant experience; OR 7 years of additional experience in lieu of degree.
NewSystems Engineer - Corporate Pratum CompaniesSystems Engineer - CorporateGaithersburg, MD$90,000–$105,000 / yearFull timeThe Systems Engineer works closely with the Senior Vice President of Support Services, internal IT staff, business leaders, and third-party vendors to support infrastructure, cybersecurity, networking, and cloud initiatives. This role is exempt and has an anticipated annualized base salary range of $90k-$105k for a new employee depending on a number of relevant factors including individuals’ experience, qualifications, knowledge, skills, abilities, client/property or company budgetary limitations/guidelines, and other job-related company and market considerations.
Senior Lease Administrator Beacon Hill Staffing Group, LLCSenior Lease AdministratorRockville, MD, Maryland$75,000–$95,000 / yearFull timeLearn more about Beacon Hill and our specialty divisions, Beacon Hill Associates, Beacon Hill Financial, Beacon Hill HR, Beacon Hill Legal, Beacon Hill Life Sciences and Beacon Hill Technologies by visiting www.bhsg.com . The Senior Lease Administrator is responsible for managing the day-to-day administration of a portfolio of commercial properties, including lease abstraction, billing, and compliance with lease agreements.
Systems Administrator AmentumSystems AdministratorHanover, MarylandThe Windows Systems Administrator will be involved in the testing, preparation and deployment of Active Directory GPO’s and RBAC as well as automated server and workstation imaging and patching utilizing Windows MCM. responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Systems Administrator Amentum Services IncSystems AdministratorHanover, MD$165,000–$175,000 / yearThe Windows Systems Administrator will be involved in the testing, preparation and deployment of Active Directory GPO's and RBAC as well as automated server and workstation imaging and patching utilizing Windows MCM. responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Windows Systems Administrator - TS/SCI with Polygraph GD Information TechnologyWindows Systems Administrator - TS/SCI with PolygraphAnnapolis Junction, MarylandTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. Identify and remediate noncompliant systems by reviewing vulnerability and SCAP reports, diagnosing root causes, coordinating corrective actions, and validating remediation across multiple networks.
IT Systems Administrator Herrick Technology Laboratories Inc.IT Systems AdministratorGermantown, MD$100,000–$120,000 / yearDescription: Based on-site in Germantown, Maryland, the IT Systems Administrator will support and maintain the organization''s core IT infrastructure, including Hybrid Azure AD (Entra ID), Microsoft 365 GCC High, Windows Server environments, endpoint management platforms, virtualization technologies, and secure network services. This position manages hybrid identity services, Microsoft 365 GCC High, Windows infrastructure, virtualization platforms, cybersecurity controls, and network services while ensuring alignment with CMMC Level 2 and NIST SP 800-171 requirements.
Systems Administrator (All Levels) - TS/SCI w/ FSP StratAcuity Staffing Partners IncSystems Administrator (All Levels) - TS/SCI w/ FSPMD$30–$115 / hourOperations, Documentation, and Customer Support: Coordinate with network/software/system engineers, ISSM/ISSO partners, desktop teams, project managers, and end users to keep systems operating smoothly. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.
Systems Administrator (Government) AT&T IncSystems Administrator (Government)Columbia, MD$89,200–$170,000 / yearBachelor's degree in Computer Engineering, Computer Science, Applied Science, Electrical Engineering, Math, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university, a developer nanodegree, or equivalent work experience, is required. Must be knowledgeable in the support and administration of VMWare, hosting and managing virtual machines, and data storage such as Network Attached Storage (NAS) and Storage Area Network (SAN) hardware.
Systems Administrator 3 (Clearance) PROLIM Global CorporationSystems Administrator 3 (Clearance)Baltimore, MDRemoteBasic Qualifications: • Associates degree and 10 years of relevant experience or • Bachelors degree and 8 years of relevant experience or • A Masters degree and 6 years of relevant experience • A High School diploma or equivalent and 12 years of relevant experience may be considered in lieu of a completed degree. • Maintain smooth operation of multi-user computer systems, including coordination with network software and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
Systems Administrator Verite Group, Inc.Systems AdministratorMDConfigures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems (U) Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
Senior Systems Administrator III (Government) AT&T IncSenior Systems Administrator III (Government)Columbia, MD$89,200–$207,900 / yearWe are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. This role is the Senior System Administrator will deliver helpdesk and troubleshooting support, oversee problem resolution, and maintain system configurations to ensure availability, reliability, and security.
Senior Systems Administrator IV (Government) AT&T IncSenior Systems Administrator IV (Government)Columbia, MD$98,100–$228,600 / yearWe are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. This role is the Senior System Administrator will deliver helpdesk and troubleshooting support, oversee problem resolution, and maintain system configurations to ensure availability, reliability, and security.
Systems Administrator MetreaSystems AdministratorAnnapolis Junction, MarylandThe ideal candidate has a strong "ownership mentality," is highly proactive, and possesses a deep, proven background in multitier support, bare-metal hardware configuration, and the strict security hardening protocols required to achieve and maintain an Authority to Operate (ATO). Serve as the primary COMSEC custodian, maintaining 100% accurate accountability, strict inventory control, and secure storage for all physical and electronic cryptographic materials, key tapes, and controlled cryptographic items (CCIs).
Principal Systems Administrator Envision Innovative SolutionsPrincipal Systems AdministratorAnnapolis Junction, MD$175,000–$205,000 / yearThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location , education and certifications as well as Federal Government Contract Labor categories. • Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices.
Enterprise Infrastructure Support Senior Systems Administrator (SA) PeratonEnterprise Infrastructure Support Senior Systems Administrator (SA)Laurel, Maryland$135,000–$216,000 / yearFull timePeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. You will also work with network, storage, and server personnel to define new or modified solutions to complex problems; respond to requests for new systems to meet capacity and user requirements; and determine required power, space, cooling, and funding to meet these goals.
Enterprise Infrastructure Support Systems Administrator (SA) PeratonEnterprise Infrastructure Support Systems Administrator (SA)Laurel, Maryland$112,000–$179,000 / yearFull timePeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. You will also work with network, storage, and server personnel to define new or modified solutions to complex problems; respond to requests for new systems to meet capacity and user requirements; and determine required power, space, cooling, and funding to meet these goals.
Systems Administrator Support to PMO PeratonSystems Administrator Support to PMOAnnapolis Junction, Maryland$112,000–$179,000 / yearFull timeIn addition, you will provide support for the escalation and communication of status to agency management and internal customers; provide support for the secure and unclassified systems; provide support for hardware problems; remain involved in the resolution process; configure and manage Windows operating systems; install/load operating system software; troubleshoot, maintain integrity, and configure network component; and implement operating systems enhancements to improve reliability and performance. Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, a generous PTO cap and eligibility to participate in an attractive bonus plan.
Systems Administrator, Desktop Application Packaging-TS/SCI w/Poly GD Information TechnologySystems Administrator, Desktop Application Packaging-TS/SCI w/PolyAnnapolis Junction, MarylandMaintain proficiency with required toolsets, including Windows Desktop OS, Microsoft Deployment Toolkit (MDT), Active Directory and Group Policy, PowerShell and Batch scripting, AppV, and Microsoft Endpoint Configuration Manager to support enterprise application packaging and deployment. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
Principal Linux/AWS Systems Administrator - Polygraph Northrop Grumman CorpPrincipal Linux/AWS Systems Administrator - PolygraphMD$98,900–$148,300 / yearCandidates must meet the U.S. Government 8140 requirements (8570 equivalent) for a Linux/Windows Systems Administrator - IAT level II certification at a minimum (examples: Security+ CE, CND, CCNA Security, SSCP, GICSP, GSEC, CCISO). Maintain operations of multi-user computer systems working with system engineers, PC desktop technicians, networking engineers, project managers, end users, and IT/Cyber management.
Systems Administrator Booz Allen Hamilton IncSystems AdministratorAnnapolis Junction, MD$77,600–$176,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. As a Systems Administrator on our team, you'll establish and manage networks in support of cyberspace operations and apply advanced skills or extensive technical expertise, including full industry knowledge.
Systems Administrator Peterson TechnologiesSystems AdministratorAnnapolis Junction, MarylandConfigures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. If you are looking to join a company that provides amazing benefits, a healthy work-life balance, competitive salaries, and talented subject matter experts, consider joining our team!
Linux Systems Administrator DP ProfessionalsLinux Systems AdministratorLinthicum, MDBasic qualifications for level 4: Master's Degree with 6 years of relevant IT experience; OR a Bachelor's Degree with 8 years of relevant IT experience; OR an Associate's Degree with 10 years of relevant IT experience; OR a High School Diploma/GED with 12 years of relevant IT experience is required. Basic qualifications for Level 3: Master's Degree with 3 years of relevant IT experience; OR a Bachelor's Degree with 5 years of relevant IT experience; OR an Associate's Degree with 7 years of relevant IT experience; OR a High School Diploma/GED with 9 years of relevant IT experience is required.
Relativity Senior Systems Administrator Contact Government Services LLCRelativity Senior Systems AdministratorBaltimore, MDFor the past seven years, weve been growing our government contracting portfolio, and along the way, weve created valuable partnerships by demonstrating a commitment to honesty, professionalism, and quality work. At least 5 years of hands-on, directly applicable experience actually doing the work of implementing the kinds of systems being set up, e.g., UNIX, Windows, Network Storage Solutions, etc.
Senior Relativity Senior Systems Administrator Contact Government Services LLCSenior Relativity Senior Systems AdministratorBaltimore, MDAt least 5 years of hands-on, directly applicable experience actually doing the work of implementing the kinds of systems being set up (e.g., UNIX, Windows, Network, Storage Solutions, etc.) will usually be expected. For the past seven years, weve been growing our government contracting portfolio, and along the way, weve created valuable partnerships by demonstrating a commitment to honesty, professionalism, and quality work.
Linux Systems Administrators - All Levels LeidosLinux Systems Administrators - All LevelsAnnapolis Junction, MarylandJune 15, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our talented team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Systems Administrator Support to PMO Peraton IncSystems Administrator Support to PMOMD$112,000–$179,000 / yearUnderstands how to configure multiple VLANS (voice and data) onto switches using Putty software client Comprehensive understanding of the OSI model as it relates to switch configuration, data flow and TCP/IP protocols Familiar w/ CISCO switches, configuring SFP's and troubleshooting fiber runs Experience using Active Directory as a domain service Experience imaging desktops/laptops Experience troubleshooting workstations, network printers and VoIP phones Related certifications, e.g., CISSP, CEH, CCENT, CCNA, A+ etc. Computer Network Operations: Must have at least one (1) year of demonstrated experience in Modern operating systems and network architectures Information Assurance: Must have at least one (1) year of demonstrated experience in certification and accreditation Architecture development and design Risk Assessments IA Metrics gathering Experience patching and upgrading network switches, installing software on desktops, creating, and editing security groups Excellent oral and written communication skills.
NewAccount Systems Administrator - TS/SCI w/Poly GD Information TechnologyAccount Systems Administrator - TS/SCI w/PolyAnnapolis JunctionTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
Entry Level Systems Administrator (VISTA), BS or HS+5 LinkEntry Level Systems Administrator (VISTA), BS or HS+5Annapolis Junction, MarylandWe may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. Nice to haves but not required: L2/L3 network experience, NFS or S3 storage appliances, puppet, ansible, git, VMware or more Linux.
Systems Administrator TekSynapSystems AdministratorMaryland$100,000–$130,000 / yearFull timeThe salary range displayed is an estimate only and is not a guarantee of compensation or salary, and will be determined on several factors regarding the individual’s particular combination of education, knowledge, skills, competencies and experience, as well as contract parameters and organizational requirements. Overview: We are seeking a Systems Administrator to join our Task Order proposal on the Defense Intelligence Agency’s Solutions for the Information Technology Enterprise III (SITE III).
Systems Administrator / Service Desk Amentum Services IncSystems Administrator / Service DeskColumbia, MDPurpose and Impact: Come be a part of an exciting and ever-changing program that provides a comprehensive range of state-of-the-art solutions and hands-on assistance in designing, implementing, managing, and sustaining operations across various network environments for our customer. Perform systems security administration, including account creation, user profile management, workstation/server imaging, and access control across multiple networks.
Cyber Systems Administrator, AI/ML Support TS/SCI w Poly PeratonCyber Systems Administrator, AI/ML Support TS/SCI w PolyLaurel, Maryland$80,000–$128,000 / yearFull timeBenefits: Peraton offers enhanced benefits to employees supporting this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap, and eligibility to participate in an attractive bonus plan. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance.
Linux Systems Administrator LinTech GlobalLinux Systems AdministratorFrederick, MDFull timeWe are seeking a skilled Linux Systems Administrator to support mission-critical infrastructure at USAMRIID.This role requires a hands-on engineer with experience across Linux, virtualization, storage, and HPC environments who can operate independently with minimal ramp-up. Dexian Government Solutions has received several recognitions, including rankings on "Top 50 Companies to Watch", Washington Technology's Annual "FAST 50", and Inc. 500's List of "Fastest Growing Private Companies".
Senior Systems Administrator GD Information TechnologySenior Systems AdministratorAnnapolis JunctionTechnical skills: Linux (RHEL, Rocky, Ubuntu), Windows Active Directory, LDAP, VMWare, management of virtual machines and hypervisors, Gitlab administration, automated build/runners, Netbackup, Ansible, Basic networking, Implementation and enforcement of security policies, and integration with enterprise security monitor systems and log collection. Configures and manages Linux operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance.
Systems Administrator EverwatchSystems AdministratorAnnapolis Junction, Maryland$65–$100.96 / hourResponsibilities: Orchestrates the development of a system of interest (encompassing hardware and/or software) through its entire life cycle, from requirements determination through operations and system retirement, with an emphasis on domain expert involvement, risk/opportunity management, and tailoring of processes to meet the needs of the specific project. Compensation at EverWatch is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Systems Administrator SwiftSystems AdministratorAnnapolis Junction, MarylandConfigures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Configure and manage UNIX, Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.
Linux/Lab Systems Administrator (TS/SCI /w Poly required) GD Information TechnologyLinux/Lab Systems Administrator (TS/SCI /w Poly required)Annapolis JunctionTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
Linux Systems Administrators - All Levels Leidos Holdings IncLinux Systems Administrators - All LevelsMD$116,350–$210,325 / yearFor U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our talented team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
NewLab Systems Administrator Towson UniversityLab Systems AdministratorTowson, MDThe Towson University Department of Computer and Information Sciences in the Fisher College of Science and Mathematics offers six primary programs including: an ABET-accredited Bachelor of Science degree in Computer Science, and an ABET-accredited cybersecurity program, a Bachelor of Science degree in Information Systems, a Bachelor of Science degree in Information Technology, a Master of Science degree in Computer Science, a Master of Science in Applied Information Technology, and a Doctor of Science degree in Information Technology. The Department of Computer and Information Sciences (CIS) at Towson University is accepting applications for a Lab Systems Administrator who will be responsible for the administration and technical support of lab instructional and development environments, research servers, cloud services, and classroom technology.
NewTeamcenter Systems Administrator Northrop Grumman CorpTeamcenter Systems AdministratorMDRemote$117,500–$176,300 / yearBasic Qualifications: Associate's degree in Engineering, Computer Science, Information Technology, or a related discipline and 10+ years of relevant experience, or a B.S. degree in Engineering, Computer Science, Information Technology, or a related discipline and 8+ years of relevant experience, or a Master's degree in Engineering, Computer Science, Information Technology, or a related discipline with 6+ years of relevant experience, or a PhD in Engineering, Computer Science, Information Technology, or a related discipline with 4+ years of relevant experience; a High School diploma with 12+ years of relevant experience may be considered in lieu of a completed degree. Job responsibilities will include but not be limited to the following: Architecture & Deployment - Install, upgrade, and configure key Teamcenter components (web tier/pool manager, enterprise tier, FMS/FSC, security services, dispatcher, Rich Client, Active Workspace, and integrations with ECAD/MCAD/MBSE tools).
Active Directory Systems Administrator Chickasaw Nation Industries, Inc.Active Directory Systems AdministratorMD$85,000–$100,000 / yearInitiate, implement, and/or oversee routine or as needed administrative and managerial project related activities, including creating analysis and feedback tools, schedules, work plans, management reporting tools, testing plans, meeting planning and materials, training plans, web site content, and other related tasks. This includes daily administration, loading operating systems, updating firmware and BIOS, installing latest patches and anti-virus, proactively monitoring of servers and storage, back-ups/failover, routine maintenance, change management and regular documented reporting of system maintenance.
Senior Systems Administrator Envision Innovative SolutionsSenior Systems AdministratorAnnapolis Junction, MD$115,000–$175,000 / yearThe projected compensation range for this position is $115,000.00-$175,000.00.There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems (U) Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
Network and Computer Systems Administrator -Journeyman Vets HiredNetwork and Computer Systems Administrator -JourneymanPatuxent, MarylandThe Network and Computer Systems Administrator is responsible for installing, configuring, maintaining, and supporting network infrastructure, servers, operating systems, and virtual environments. This role ensures the availability, integrity, security, and performance of network and computer systems while providing system administration, troubleshooting, monitoring, and cybersecurity support.
Systems Administrator PeratonSystems AdministratorLinthicum, Maryland$135,000–$216,000 / yearFull timeThe successful candidate will contribute to protecting national security interests by leveraging technical expertise, analytical skills, and innovative problem-solving to address complex cyber challenges. Responsibilities: Peraton is seeking a Systems Administrator in our Linthicum, MD office in support of our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high-performing team.
Principal Linux Systems Administrator LeidosPrincipal Linux Systems AdministratorAnnapolis Junction, MarylandJuly 6, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.