CyberSecurity/SysAdmin
Navstar
System AdministratorThis opportunity resides with Warfare Systems, a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.Meet HII's Mission Technologies Division Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. To learn more about Mission Technologies, click here for a short video.This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations. The program is scheduled to launch in early 2026 and due to the classified nature of the mission and the sensitivity of the operational environment, an active TS/SCI security clearance will be required.This posting is to collect applications for current and future openings for HII Mission Technologies. Maintains smooth operation of multi-user computer systems, including coordination with network administrators.Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocate mass storage space.Makes recommendations to purchase hardware and software, coordinates installation and provides backup recovery.Develops and monitors policies and standards for allocation related to the use of computing resources.Proficiency with specialized tools or software aligned to the role.Active TS/SCI government security clearance required to start.When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.Do You Need Assistance? Additionally, you may also call View phone number on click.appcast.io for assistance.
$86.6k - $181.8k
Job Title: Tier 2 Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start:... ...Opportunity:We are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this role, you will serve as...SuggestedContract workWork experience placementFlexible hours$105k - $155k
...Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies... ...selected candidates will be contacted about an opportunity. Systems Administrator 3: $105,000 - $145,000Systems Administrator 4: $120,000 - $160...SuggestedFull timeWork experience placementLocal areaWorldwide$77.6k - $176k
Systems AdministratorThe Opportunity: The Senior Systems Administrator is responsible for the design, implementation, maintenance, and support of enterprise systems and infrastructure. This role ensures the stability, integrity, and efficient operation of IT systems and...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work$118.1k - $200.76k
...Job Description As a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems Administrators and IT professionals. The test center support team maintains smooth operation of multi-user computer systems...SuggestedFull timeLocal areaRemote work$140k - $150k
...Systems Administrator Springfield, VA ACTIVE TS/SCI SECURITY CLEARANCE REQUIRED The Systems Administrator (SA) will work as part of an elite and agile team responsible for maintaining and improving system functionality through proactive interaction with the...SuggestedWork experience placementWork at office- ...Infrastructure Systems Administrator Springfield, VA; St. Louis, MO At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose...
$92.3k - $166.85k
...Description The Digital Modernization Sector at Leidos has an opening for a System Administrator to support the Intelligence Community in providing technical support for the customer’s system test and integration lab, and customer production environment. The System...Work at officeLocal areaImmediate start- ...Systems AdministratorWCBincis looking for a Systems Administrator to join our team to support our intelligence customer activities in Ft. Belvoir. Maintains an organization's computer systems' workflows and is responsible for the upkeep, configuration and reliable operation...Local areaRemote workShift workRotating shift
- ...Senior Systems Administrator, TS/SCI ClearanceWe have an immediate need for a Senior Systems Administrator, TS/SCI Clearance, for our customer in Springfield, Virginia. NGA contract Work Schedule: (M-F Onsite) Within the window of 5:00AM – 9:00 PM ESTDuties & ResponsibilitiesThe...Contract workImmediate start
$100k - $120k
...Systems AdministratorSpringfield, Virginia, United StatesRequires an active TS/SCI Security Clearance with the ability to obtain a... ...are seeking an IT Engineer with Microsoft Enterprise Systems Administrator Advisor experience to join our team in support of a Federal Intelligence...Contract workTemporary workImmediate startRemote work- ...Job Posting We are in search of Systems Administrators to maintain, upgrade and manage our software, hardware and desktop support infrastructure. You should be resourceful and able to diagnose and resolve problems quickly. Experience in Linux, Windows. LAN, WAN and...
- ...PSG is seeking an individual with IT Systems Engineering & Administrative experience with Windows and Linux environments. The selected candidate will be responsible for providing technical support for the operating systems and their successful integration with the hardware...
$138.6k - $170.1k
...lasting change that moves missions and the government forward! Summary AFS is searching for an I nfrastructure Systems Administrator responsible for the administration, integration, modernization, and day-to-day operational support of a self-hosted ServiceNow...Live inWork at officeLocal area- ...At GDIT, people are our differentiator. As a Systems Administrators you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Administrators with Linux and Windows Infrastructure experience to manage and maintain mission‑critical operational...Contract workWork experience placementLocal area
$110k - $140k
...we have approximately 50,000 employees in more than 70 countries across all 7 continents. Amentum is seeking a mid-level System Administrator to support a Department of War (DoW) customer in Springfield, VA. The selected candidate will operate as part of a small,...Hourly payFull timeContract workTemporary workLocal areaRemote workFlexible hoursShift work- ...Senior Systems AdministratorNewGen is seeking a Senior Systems Administrator with an active Top Secret to provide operations and maintenance support - installation, configuration, securing and hardening, testing, sustainment, upgrading, remediation, and decommissioning...
- ...NOSC (Network Operations and Security Center) Technician/Network Administrator to support monitoring large-scale operations on a high-profile... ...services required to manage the day-to-day operations and systems administration of the DTRA IT computing environment, ensuring...Contract workFor contractorsRemote workShift work
$95k - $135k
...Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies... ...cybersecurity, physical facilities, and personnel operations. The Systems Administrator - NMCI Desktop Support serves as the organization's NMCI...Full timeWork experience placementLocal areaWorldwide$75.2k - $158.1k
Job Title: AWS System AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/... ...* *The Opportunity:The TCS team is looking for an AWS System Administrator to work on Enterprise Cross-Domain Systems and associated projects...Contract workWork experience placementLocal areaFlexible hours- ...our employees and mission partners to stay ahead - driving smarter, faster, and more secure outcomes. Job Overview: As a Systems Administrator, you'll be at the heart of our mission to keep a primary GEOINT exploitation system running for the analysts who depend on...For contractorsWork experience placementWork at officeLocal area
$106.25k - $143.75k
...Job Qualifications: Skills: Backup and Recovery, Critical Systems, Information Technology (IT) Systems Certifications:... ...US Citizenship Required: Yes Job Description: SYSTEMS ADMINISTRATOR SENIOR Advance how our customers operate while you advance...Full timeTemporary workPart timeImmediate startRemote workWorldwideFlexible hours- Job Overview: INflow Federal is seeking a motivated Systems Administrator to ensure the seamless operation, maintenance, and configuration of our organization’s computer systems. This role involves close collaboration with both on-site and remote users, offering a dynamic...For contractorsStart working todayLocal areaRemote work
- ...Polygraph is required prior to start. A customer-approved security certification is required: Security+, SSCP, CISSP, or CASP. Systems Administrator Work Location: Springfield, VA DPG Solutions is looking for a mid- to senior-level Systems Administrator to support a...
- ...Health IT, and Tribal sectors. Our highly certified experts build systems that drive efficiency, accelerate modernization, and ensure... ...and innovative environment. Concept Plus is seeking a System Administrator to operate within a multi-disciplinary IT team consisting of...Local areaFlexible hours
$130k - $140k
...Tetrad Digital Integrity (TDI) is seeking a Senior System Administrator in Springfield, Virginia to oversee testing from development to deployment and contribute to a robust backlog and roadmap for the GEODS program. The role is fully onsite with an active TS/SCI clearance...Contract workShift work- ...Marathon TS is currently hiring for a TS/SCI cleared Systems Administrator to join our team to support our intelligence customer in Springfield, VA. Systems Administrator (PITD) As a Mobile/Personal IT Devices (PITD) System Administrator within our...For contractorsCurrently hiringWork at officeLocal area
- ...Systems AdministratorMarathon TS is currently hiring for a TS/SCI cleared Systems Administrator to support our intelligence customer in Springfield, VA.How a Systems Administrator will make an impact:Night Shift / Weds (Alt) - Sat 1730-0530ET (Delta Team) 4 on, 3 off /...Work experience placementCurrently hiringNight shift
$96.57k - $130.65k
...Experience: 6 + years of related experience US Citizenship Required: Yes Job Description: ENDPOINT MANAGEMENT SYSTEMS ADMINISTRATOR YOUR IMPACT Own your opportunity to support national defense. Your work will help keep critical operations secure and...Temporary workImmediate startRemote workWorldwideFlexible hours- ..., Federal and State Government Agencies. Learn More About ProSidian Consulting at DescriptionProSidian Seeks a Energy Data Systems Administrator | Evaluation Support [DOEOP045050] - DPLH Est.: 665.6 Hrs. ST | 0 Hrs. OT on a Exempt 1099 Contract: No Overtime Pay Contract...Full timeContract workTemporary workFor contractorsH1bWork at officeFlexible hours
- ...your opportunity to make a personal impact as an Tier II Linux Administrator supporting our intelligence customer. GDIT is your place to... ...rewarding career.At GDIT, people are our differentiator. As an Systems Administrator will help ensure today is safe and tomorrow is smarter...Contract workTemporary workRemote work
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