Systems Administrator 4
Base2 Solutions
Systems AdministratorBase-2 Solutions is seeking a Systems Administrator to join a mission-focused team that maintains applications, services, microservices, Platform as a Service (PaaS), and support services. The role involves maintaining and enhancing current application capabilities, identifying future needs, and eliminating overlaps. The Systems Administrator is responsible for the design and implementation of systems, mission architecture, and associated hardware, with expert knowledge of system administration interdependencies as part of Service Oriented Architecture (SOA). The position supports intelligence analysis and collection management for intelligence analysts and operators across the intelligence community and Combatant Commands.Essential Duties and ResponsibilitiesPerform systems administration of desktop and server systems connected to local and wide area networks, including account monitoring, security, OS installation, and other local area system administration functions.Provide support for implementation, troubleshooting, and maintenance of IT systems.Participate in developing and delivering training as requested to support applications.Review documentation for completeness, accuracy, and correctness; witness testing requirements; present IV&V results; troubleshoot technical problems; and recommend improvements to overall quality.Provide support to IT systems including day-to-day operations, monitoring, and problem resolution for client/server/storage/network devices and mobile devices.Provide Tier 1 and Tier 2 problem identification, diagnosis, and resolution.Support escalation and communication of status to agency management and internal customers.Support dispatch system and hardware problem resolution processes.Configure and manage UNIX and Windows operating systems.Install/load operating system and application software.Isolate and resolve hardware and software problems involving applications, operating systems, hardware, communications infrastructure, or combinations thereof.Troubleshoot, maintain integrity, and configure network components; implement operating system enhancements to improve reliability and performance.Integrate new technologies into new and existing systems including transition and migration of corporate systems.Required QualificationsMust be DoD 8570 compliant at IA Technical (IAT) / IA Management (IAM) Level 2.Experience working on a development team under DoD/DIA Risk Management Framework.Understanding of Oracle and/or CENTOS based architecture.Preferred QualificationsBachelor's degree in information technology or information management and twelve years of comparable work experience.Up to ten or more years of program/application operations experience.Experience in the Intelligence Community.Strong analytical skills and ability to prioritize needs, requirements, and other issues.Strong risk management skills, excellent communication, teamwork, and conflict management skills.Required Education and Experience EquivalencyHigh School Diploma/ GED with 16 years of experience.Associates Degree with 14 years of experience.Bachelors' Degree with 12 years of experience.Masters' Degree with 10 years of experience.PhD with 8 years of experience.Required CertificationsDoD 8570 compliant at IA Technical (IAT) / IA Management (IAM) Level 2Required Security ClearanceActive Top Secret/SCI with CI Polygraph
$125.12k - $172.04k
...telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers... ..., and cybersecurity industries.We are seeking a System Administrator 4 to join our Security and Electronic Systems (SES) business...SuggestedWork at officeLocal areaFlexible hoursNight shift$116.35k - $210.33k
...Digital Modernization, Mission Software Systems, and enabling technologies like Artificial... ...is ahead! We are seeking a Senior Systems Administrator to lead execution of vulnerability... ...anyone else dares.Original Posting:June 4, 2026For U.S. Positions: While subject to...SuggestedFull time- ...operational maintenance, support, and upgrades for complex operating systems, workstations and servers. Coordinates, directs and performs... ...infrastructureBachelors and 9 years or more experience; Masters and 7 or PhD or JD and 4 or more years experience Nice to Haves:Experience with...Suggested
- ...applications, and a large data lake. The engineer will provide Tier 2–4 support and participate in both day-to-day operations and... ...Support Active Directory, DNS, DFS, and DHCP . \n Maintain systems according to DISA STIGs and security requirements. \n Operate...SuggestedImmediate startFlexible hours
$97.73k - $130k
...operations.HII designs, develops, integrates and manages the sensors, systems and other assets necessary to support integrated ISR... ...Technologies.Summary:HII Mission Technologies is seeking an Ab Initio Administrator to support the United States Postal Service (USPS) enterprise...SuggestedPermanent employmentFull timeWork experience placementLocal areaRemote workWorldwide- ...and technology to support its mission. We are seeking an elite System Administrator to serve as the technical authority for the design,... ...applications on classified IC systems. Cloud Expertise: 4+ years of combined experience in the Sponsor's Amazon Web Services...Contract work
- ...Systems AdministratorE-INFOSOL LLC is seeking a motivated and results-driven Systems Administrator to be a full-time employee in Washington, DC or Chantilly, VA to join our innovative... ...and VisionRetirement Savings (401k) up to 4% matchHealth Savings Account (HSA), FSA and...Full timeContract workTemporary workLocal area
- ...Job TitleRequirements/Qualifications:Bachelor's Degree in Computer Science or related discipline plus 2-4 years of professional experience as a Systems Administrator or similar technical role.Security+ CertificationProactive self-starter demonstrating a positive, willing...
$87.1k - $157.45k
Leidos is seeking a Linux Systems Engineer to support a mission-critical customer environment... ...position is ideal for a hands-on Linux administrator or systems engineer with experience... ...Polygraph.Bachelor's degree and approximately 4 years of relevant experience.At least four...Full time$104k - $166k
ResponsibilitiesPeraton is seeking a Mid-Level Infrastructure Systems Administrator in our Chantilly, VA office in support of our Department of... ...applicable to the position with 5+ years of relevant experience. 4 years of relevant experience may be considered in lieu of...Contract workWork at officeShift work$135k - $216k
ResponsibilitiesPeraton is hiring a Senior RHEL System Administrator to manage and administer Red Hat Enterprise Linux (RHEL) systems and infrastructure... ...s degree and 6+ years of experience in a related field. Four (4) years of relevant experience will be considered in lieu of a...Contract workMonday to FridayShift work$131.3k - $237.35k
...GOTS), and custom applications, as well as a large data lake. The system has on-premises components deployed at multiple data centers, as... ...day a week environment and provide in-depth Tier 2 through Tier 4 level support and problem resolution for technology products and...Full timeWork at office$160k - $200k
...Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day... ...Bachelor of Science degree in Information Systems, Computer Science or another applicable... ...SAIC has annual revenues of approximately $4.5 billion. For more information, visit...Full timeFor contractorsRemote workShift work- ...System AdministratorThe Aerospace Defense, Space & Security (BDS), Maritime and Intelligence Systems (M&IS) seeks a System Administrator to join our Mission Systems Operations team in Herndon, VA. Our team focuses on delivering complex solutions in some of the most challenging...
$150k - $190k
...Annually Description: Our client is currently seeking a Systems Engineer Stf - Level 4 GNSS/PNT Seeking a Level 4 Systems Engineer to... ...change management experience Document maintenance, ERB administration Proven ability to brief design details and challenges...Full timeTemporary workFlexible hours- ...complex Linux, VMware, and Windows-based environments. In this role, you'll provide deep Tier 2–Tier 4 technical expertise, drive problem resolution for critical systems, and guide engineering efforts that keep infrastructure stable, secure, and mission-ready. You'll...
$52k - $94k
...Leidos is seeking an experienced Linux Systems Engineer to provide support to a mission critical enterprise identity... ...in Computer Science or a related discipline, plus 2–4 years of experience as a Systems Administrator or in a similar technical role. Active Top Secret...Shift work- ...RCT Systems in Chantilly, VA is seeking a senior Linux/infrastructure engineer to support a classified mission environment. The role concentrates... ...on-prem and cloud data centers. You will provide Tier 2–4 support, manage VMware vCenter/NSX-T, and maintain AD/DNS/DFS/...
$98.1k - $220k
.... Government entities that require secure communications and systems. The operational need to add members to our support staff will... .... In this multifaceted position, you will manage systems administration, security operations, compliance activities, and user administration...Contract workTemporary workWork at officeLocal areaRelocation$104k - $166k
ResponsibilitiesResponsibilities include, but are not limited to: monitor system health, troubleshoot system problems, maintain storage systems,... ...’s degree and 3 years of relevant experience; an additional 4 years of relevant experience considered in lieu of the degree...Full timeContract workRemote workShift work- IT System Administrator TS/SCI CI polyDepartment: Government Customer- ChantillyLocation: Chantilly, VATENICA is looking to hire an IT System Administrator. Responsibilities: - Perform O&M functions needed to sustain or restore hardware, software and network services.-...Work at office
$86.8k - $198k
Infrastructure Systems AdministratorThe Opportunity:Your combination of people skills and system administrator and cybersecurity expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting...Full timeContract workPart timeWork at officeLocal areaRemote work$131.3k - $237.35k
Leidos is looking for a Systems Administrator with AWS cloud experience in a Windows environment to perform O&M/A&A/patching duties as well as assist with managing/upgrading their SQL Servers. Candidate must be proficient in the MS Product Suite to help move their COTS...Full timeFor contractorsNight shift- Senior Systems AdministratorLocation: Chantilly, VA (3 days onsite)OverviewWe are seeking a Senior Systems Administrator with strong Microsoft cloud administration experience to manage and support our Azure and Microsoft 365 environment. This role is heavily focused on...
$90.3k - $189.6k
Job Title: Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI... ...Local* * *The OpportunityCACI is seeking a Classified Systems Administrator to support and maintain mission-critical classified information...Contract workWork experience placementLocal areaFlexible hours- ...Overview: Aqua IT is seeking an experienced Linux Systems Engineer to provide support to a mission critical... ...in computer science or related discipline plus 4-6 years of professional experience as a Systems Administrator or similar technical role. Proactive self-starter...Full time
- OverviewWe are seeking an experienced Windows Systems Administrator to manage, monitor, and maintain Windows-based server environments hosted within Amazon Web Services (AWS).The Systems Administrator will be responsible for supporting Windows Server infrastructure across...
- ...System Administrator - SMEWWT is seeking a Systems Administrator – SME. The Systems Administrator (SME) serves as the principal authority for enterprise systems architecture, infrastructure modernization, and zero-trust security implementation. This role leads the design...
$125.3k - $187.9k
...Cyber Systems Security Engineering PositionAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems... .... Experience can be considered in lieu of degree (additional 4 years)Cyber Systems Engineer Level 4 Education Requirement: BS degree...Shift work- ...Linux / Unix Systems AdministratorLOCATION Chantilly, VA 20151CLEARANCE TS/SCI Full Poly... ...and detail-oriented Linux / Unix Systems Administrator to join our team and ensure the stability... ...Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree....Temporary workFor contractorsImmediate start
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