System Administrator
Kros-Wise
Overview We are seeking a mission-focused Systems Administrator to support Navy enterprise IT environments. This role is responsible for maintaining servers, networks, and cybersecurity compliance across classified and unclassified systems. You'll work closely with senior administrators and cybersecurity personnel to ensure system availability, security posture, and performance in support of Fleet operations and depot modernization initiatives. Key Responsibilities Administer and support Windows and/or Linux-based systems, ensuring consistent uptime and secure configuration Configure and troubleshoot Active Directory, DNS, DHCP, and GPOs Perform routine maintenance: patching, backups, log reviews, and system health checks Support virtualization environments (e.g., VMware, Hyper-V) and hybrid cloud deployments (e.g., Azure) Assist in implementing and maintaining RMF controls, DISA STIGs, and security baselines Monitor and respond to incidents, alerts, and user support requests Document network/system configurations and standard operating procedures Coordinate with cybersecurity, software, and helpdesk teams to ensure operational continuity Minimum Qualifications Bachelor's degree in Information Technology, Computer Science, or related field (or equivalent experience) 4-6 years of hands-on experience in network and systems administration, preferably in a DoD environment CompTIA Security+ Certification Working knowledge of Windows Server, Active Directory, and basic networking principles Familiarity with virtualization technologies (VMware, Hyper-V) and system hardening practices Strong troubleshooting skills and the ability to work independently and as part of a team Preferred Qualifications Experience supporting DoD IT environments Familiarity with RMF, STIGs, and vulnerability management tools (e.g., ACAS, Tenable, Nessus) Experience with enterprise tools such as SCCM, WSUS, or SolarWinds Knowledge of PowerShell scripting or automation tools #J-18808-Ljbffr Kros-Wise
$61.9k - $141k
IT Systems Administrator, MidThe Opportunity:Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. Navy? We’re looking...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work$91.42k - $146.26k
OverviewThe Institute of Defense Analyses (IDA) in La Jolla, CA has an immediate career opening for a Systems Administrator II. This opening is located at IDA’s Center for Communications Research in La Jolla, California (CCR-L).We are seeking a Systems Administrator II...SuggestedImmediate start$88.17k - $115k
...fleet. With a holistic approach to life-cycle maritime defense systems—from small watercraft to submarines, surface combatants and... ...DescriptionThe Navy Integrated Training Environment (NITE) Network Administrator is responsible for administration, maintenance, and...SuggestedFull timeWork experience placementLocal areaWorldwide$98k - $140k
...of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-... ...X, Instagram, and YouTube. Job Description:The Senior Systems Administrator is responsible for the administration, support, optimization,...SuggestedFull timeTemporary workPart timeWorldwide- ...Opsam Health Job Description Position Title IT Systems Administrator / Onsite IT Support Specialist Department Information Technology / Administration Reports To Chief Executive Officer Works Closely With Abacus, Opsam's outsourced IT...SuggestedTemporary workFor contractorsCasual workWork at officeLocal areaRemote work
$1,000 per month
...celebrations that are often open to the entire organization. Position Summary Reporting to the Director of IT, the Systems Administrator will be responsible for supporting the day-to-day reliability and performance of Trulioo's corporate technology stack. This...Permanent employmentFull timeWork at officeLocal areaWorldwideFlexible hours3 days per week$100k - $170k
...Saalex Corporation is seeking multiple System Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services,...Contract workTemporary workLocal areaFlexible hours- ...Systems Administrator 3 This opportunity resides with Global Security (GS). Mission Technologies' Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business. As a trusted partner...Work experience placement
- ...Systems Administrator Location: Dahlgren, VA / San Diego, CA / Norfolk, VA (3 different locations) *Clearance: Active Secret w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities...Remote work
- ...Essential Duties and Responsibilities: - Provide senior-level administration and operational support for ServiceNow ITSM and ITOM modules,... ...workflows, integrations, user roles, access controls, and system enhancements within the ServiceNow platform to improve automation...Minimum wageContract workTemporary workWork experience placementRemote work
- ..., is one of the world’s leading resources for high-technology systems development ranging from the nuclear fuel cycle to remotely piloted... .... General Atomics is seeking to hire a driven Atlassian Administrator to join our IT Operations / GAWorks Agile Operations team,...Hourly payFull timePart timeWork experience placementWork at officeLocal areaRemote workRelocation packageWeekend work
- ...equivalent experience. • Three years’ experience in web server administration and/or content management administration • Familiar with... ...HTML, CSS and JavaScript • Experience with the Linux operating system • Experience with LDAP • Experience with automated testing • Install...
$70k - $120k
...Saalex Corporation is seeking multiple System Administrator II inTidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services, Data...Contract workTemporary workLocal areaFlexible hours$67.6k - $122.2k
...within our CISO and Digital Modernization Sector, is seeking a System Administrato r to support various classified environments. The... ..., remote system management, NTFS permissions, and common administration tools. Basic knowledge of Linux‑based distributions and willingness...For subcontractorLocal areaImmediate startRemote work$88.17k - $115k
...fleet. With a holistic approach to life-cycle maritime defense systems—from small watercraft to submarines, surface combatants and... ...Description The Navy Integrated Training Environment (NITE) Network Administrator is responsible for administration, maintenance, and...Full timeWork experience placementLocal areaRemote workWorldwide$76.7k - $129.5k
...Infrastructure Systems Administrator page is loaded## Infrastructure Systems Administratorlocations: San Diego, CAtime type: Full timeposted on: Posted Todayjob requisition id: REQ\_0000072297# **APPLICATION INSTRUCTIONS:*** ## CURRENT PENN STATE EMPLOYEE (faculty, staff...Full timeWork experience placementRemote workWork from homeFlexible hours- ..., is one of the world’s leading resources for high-technology systems development ranging from the nuclear fuel cycle to remotely piloted... ...and laser technologies. We are seeking a Linux Systems Administrator in San Diego, CA, for a full-time, on-site role that directly...Full timeTemporary workPart timeWork experience placementWork at officeRemote workWork visaRelocation package
- ...Engineer to support our TACNET program onsite in San Diego, CA Or Norfolk, VA. This role requires up to 25% travel.JOB DUTIES:Provide system life cycle systems engineering support for our NAVWAR and NIWC customers. Focused primarily on ACS but will include software and...Remote work
$120k - $145k
...This JobThis position is on-site and located at our HQ in San Diego CA. Remote is not offeredAxos is seeking an experienced Senior Systems Engineer to join our team. You will be responsible for managing and automating enterprise Linux/Unix platforms across VMware-based...Full timeWork at officeLocal areaRemote work$100k - $118k
...your skills and experience — talk with your recruiter to learn more. Base pay range $100,000.00/yr - $118,000.00/yr Job Title: Systems Administrator Job Type: Temp-to-Hire; Hybrid (3 days in/2 days remote) Salary Range: $ 100,000 - $118,000 Position Overview: The System...Full timeTemporary workLocal areaRemote work$43 - $48.5 per hour
...Staffing Company At Balance Staffing we’re obsessed with your success! Let us help you achieve your career dreams. Job Title: System Administrator Type of Role: Contract to Hire Hourly Range: $43 - $48.50 PURPOSE The System Administrator is responsible for supporting,...Hourly payContract work$110k - $130k
...offer relocation assistance. Competitive Salary Range: $110,000-$130,000 per year DOE The Role We are looking for a Senior Systems Administrator who will own the design, implementation, and reliability of an organization's core server and cloud infrastructure. The role...Work experience placementWork at officeImmediate startRelocation packageMonday to Friday$76.7k - $129.5k
Position We are searching for an experienced, organized, positive, and self‑motivated Infrastructure Systems Administrator to join our DevSecOps Department within the Joint Mission Integration and Experimentation (JMIE) Division at the Applied Research Laboratory (ARL)...Full timeWork experience placementWork from homeFlexible hours- ...multisite hybrid infrastructure with tightly integrated on-prem systems, cloud identity, virtualized workloads, modern collaboration... ...enterprise grade backup/replication systems. The Senior Systems Administrator is responsible for infrastructure engineering, cloud identity...Work at officeRemote workFlexible hours
- ...phase, GlobalXperts technical staff has been successfully utilized by our customers for any or all phases. Job Description The System Administrator (SA) is responsible for server installation, maintenance, back up and security, along with performance tuning and capacity...Remote work
- ...Senior IT Systems Administrator Seasats is growing rapidly, and we're looking for a Senior IT Systems Administrator to become the dedicated owner of our internal IT systems. You'll support a team of approximately 100 people working across software, engineering, manufacturing...Work at officeLocal areaImmediate startVisa sponsorshipWork visaFlexible hours
- ...and reliable operation of the organization’s servers, networks, and core technology systems, including user account management, documentation, software deployment, storage administration, and routine backup and recovery. It also supports end-user technology services—...Work at officeRemote workFlexible hours
- ...Health IT, and Tribal sectors. Our highly certified experts build systems that drive efficiency, accelerate modernization, and ensure... ...environment. Concept Plus is seeking a Senior System Administrator to act as on‑site support for a client system What you'll do...Work at officeLocal areaFlexible hours
- ...System Administrator SSI is seeking an experienced System Administrator with expertise in AWS Cloud and knowledge of on-prem server fundamentals. Individuals must have a strong technical background in Windows, Networking, and DoD security assessment and hardening tools...Remote work1 day per week
- ...monitoring, disabling, and removal of accounts across supported systems. - Identify inactive or non-compliant accounts and escalate... ..., and deprovisioning in an enterprise ICAM/IAM or system administration environment using documented procedures. - Ability to execute...Minimum wageContract workTemporary workWork experience placementRemote workShift work
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