Infrastructure/Systems Administrator
$105.1k - $231.1kCaci Inc
Job Title: Infrastructure/Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 12/31/2026The Opportunity:Join our dynamic team as an Infrastructure/Systems Administrator and play a crucial role in maintaining and enhancing our IT infrastructure. You will be part of a fast-paced, collaborative environment where your expertise in systems administration will directly contribute to the success of mission-critical applications. This role offers the chance to work with cutting-edge technologies and support both corporate and customer environments.Responsibilities:Resolve IT hardware and software infrastructure issues (servers, network, security, etc.) using advanced systems analysis techniques.Analyze, troubleshoot, and resolve issues with IT infrastructure, including user systems, servers, storage, and network connectivity.Provide system administration for assigned infrastructure and ensure robust security measures are in place.Apply security patches and operating system upgrades to maintain the security and integrity of the technical environment.Support new infrastructure projects and initiatives.Maintain comprehensive configuration documentation for all assigned infrastructure.Collaborate closely with architects, technical leads, software developers, testers, security teams, and stakeholders.Be available for off-hours work as needed for support and deployments.Qualifications:Required: Active TS/SCI w/ poly.Bachelor's degree in a related field or equivalent experience in lieu of a degree.Minimum 10 years of related experience.Extensive experience with Linux operating systems in development/test and production environments.Prior experience in a corporate or customer-facing role.Demonstrated ability to work in a team-oriented, fast-paced environment.Strong analytical and investigative skills to understand and resolve complex problems.Experience managing large projects or processes that span multiple departments.Desired:Recognized subject matter expert in systems administration.Proven experience managing projects with minimal oversight.Working knowledge of Puppet, Satellite, IPA, Nagios, and Net App.Ability to influence policies, practices, and procedures.Strong problem-solving skills for complex and undefined issues.Innovative mindset with a track record of making significant improvements to systems or products.Creativity and ingenuity in developing new technical solutions.Ability to regularly employ innovative techniques to enhance system performance.-What You Can Expect: A culture of integrity.At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.An environment of trust.CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.A focus on continuous growth.Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.Since this position can be worked in more than one location, the range shown is the national average for the position.The proposed salary range for this position is: $105,100-$231,100CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.Department:Infrastructure/System Administration
$112k - $179k
ResponsibilitiesJob Summary:We are seeking a highly skilled and experienced System Administrator to join our team. This position will require the candidate... ...and debugging skills for server-based applications and IT infrastructure components.Ability to perform occasional after-hours tasks...SuggestedContract workFor contractorsShift work$103.8k - $218.1k
Job Title: Classified Systems Administrator and ISSOJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to... ...networks. The ideal candidate will manage Windows Server infrastructure, virtualization platforms, enterprise applications, storage...SuggestedContract workWork experience placementFlexible hours$122k - $253k
...advanced full-spectrum cyber, data operations, systems integration and intelligence mission support... ...CONTINGENT upon contract award**The System Administrator (SysA) as part of the Platform Team delivers technical infrastructure and capabilities for automating, supporting...SuggestedFull timeContract work$102.85k - $139.15k
Systems Administrator (Experienced or Senior)Company:The Boeing CompanyBoeing Defense, Space & Security (BDS), Maritime and Intelligence Systems... ...under high pressure and tight deadlines, to include infrastructure administration, information security support and configurations...SuggestedPermanent employmentFull timeVisa sponsorshipWork visaRelocation packageFlexible hoursShift workNight shift$136.6k - $184.8k
AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we’re the... ...process capability for electronic component production as well as system-level performance requirements to establish critical to...SuggestedWork experience placementFlexible hours$145k - $165k
...Overview Systems Administrator Herndon, VA TS/SCI with Poly At Bcore, our strength comes from how we deliver impact to the mission. Whether... ...Strong DevOps focus and experience building and deploying infrastructure with cloud Deployment technologies like Ansible, Chet,...$85k - $95k
...Macdill AFB, Florida, United States Position Title: Systems Administrator Iron Bow Technologies is for people who believe trust is paramount... ...measures to ensure the reliability and security of IT infrastructure. HOW YOULL MAKE AN IMPACT DoD Enterprise System Administration...Contract workShift work- ...full-spectrum cyber, data operations, systems integration, and intelligence mission... ...commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI... ...the Platform Team, delivers technical infrastructure and capabilities for automating,...Contract work
- ...lead with both innovation and integrity. The Position Senior System Administrator provides Tier I/II/III systems administration and IT... ...subject matter expertise supporting enterprise systems and infrastructure, ensuring availability, security, and operational performance...RelocationDay shift
- ...Overview VTG is seeking a skilled Systems Administrator to manage, maintain, and support enterprise IT infrastructure. This role is responsible for ensuring the reliability, security, and performance of servers, networks, and systems while supporting day-to-day operations...
- ...We are seeking a skilled and detail-oriented Systems Administrator to support and maintain enterprise Windows and Linux server environments... ..., and monitoring systems across virtual and physical infrastructures, while ensuring compliance with security and accreditation...Contract work
$136.6k - $184.8k
AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we’re the... ..., and suppliers to deliver robust and resilient quality systems at our vendors and within AWS. You will identify supplier quality...Flexible hours$77k - $163k
...full-spectrum cyber, data operations, systems integration and intelligence mission support... ...are seeking a highly skilled Systems Administrator to support mission-critical systems in... ...candidate has experience with cloud infrastructure, automation, CI/CD, and Linux...Full time$112k - $179k
ResponsibilitiesCurrently seeking a Cyber Systems Administrator to support an Intel Community (IC) customer in the Herndon, Virginia area.... ...performance tuning.Troubleshoot complex system issues across infrastructure, applications, and security tooling.Develop, maintain, and...Contract workShift work- ...instructional design, information management, and computer network infrastructure. We invest in our employees careers by participating in... ...we have an immediate need to add an experienced: Systems Administrator Location: Herndon, VA (on-site client environment) Clearance...Immediate startShift work
$116.8k - $160k
AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we're the... ...work on the most challenging problems, designing and scaling systems that protect the world's largest cloud infrastructure, and we...Work at officeImmediate startWorldwideFlexible hours$135k - $216k
ResponsibilitiesWe are seeking a Senior Cloud Systems Administrator in Herndon, VA to support the SITE III DO contract within our National... ...environment.Use AWS console access to manage cloud-based infrastructure, including compute, storage, backups, snapshots, monitoring...Full timeContract workFlexible hoursShift work- ...Title: Systems Administrator SME Location: Herndon, VA Clearance: Active TS/SCI w/ Polygraph needed to apply Company Overview Cornerstone... ...Server 2016–2021 Active Directory AWS and/or Azure Virtualized infrastructure ServiceNow or similar ITSM tools Ability to work...
- ...RTX Corporation is seeking a System Administrator to deploy, configure, and maintain Windows 11 workstations and related infrastructure onsite at Dulles, VA. The role requires hands-on expertise, strong troubleshooting, and experience with modern endpoint management,...
- ...Altus Consulting Corporation seeks a skilled Systems Administrator to maintain enterprise Windows and Linux server environments. You will... ..., secure, and monitor systems across virtual and physical infrastructure, ensuring compliance with security requirements. Responsibilities...
$92.3k - $166.85k
...that matters? Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting-edge Agile software... ...systems, you’ll solve complex challenges, optimize infrastructure, support cloud and on-premises environments, and provide exceptional...Contract workLocal areaImmediate startShift workDay shiftAfternoon shift$99k - $206k
...full-spectrum cyber, data operations, systems integration and intelligence mission support... ....Nightwing is expanding our System Administration team. We are seeking a highly skilled... ...of a team that supports the cloud infrastructure for an enterprise environment. This position...Full timeWork experience placementRemote work$99k - $206k
...full-spectrum cyber, data operations, systems integration and intelligence mission support... ..., and support large-scale Linux infrastructure supporting secure networking and remote... ...with network engineering, systems administration, and platform engineering teams to deliver...Full timeRemote work$131.8k - $290k
Job Title: Network Management Systems (NMS) Linux EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required... ...reliability, and security of our network monitoring and management infrastructure.Responsibilities:Administer, configure, and troubleshoot...Contract workWork experience placementLocal areaFlexible hours$103.8k - $218.1k
Job Title: Linux Systems EngineerJob Category: Information TechnologyTime Type: Full... ...environmentsCollaborate with network engineers and other infrastructure teams to ensure seamless integration... ...proceduresSupport users and administrators by providing technical guidance and...Contract workWork experience placementLocal areaFlexible hours- ...advanced geospatial and intelligence systems in the world. You'll be exposed to, and... ...support of compute, network, and storage infrastructure. The engineer will collaborate in a... ...with a dynamic team consisting of Linux Administrators, DevOps & Infrastructure Engineers,...Full time
$99k - $206k
...full-spectrum cyber, data operations, systems integration and intelligence mission support... ...supports the hardware and software infrastructure, to include cloud infrastructure, for... ...hardware maintenance and care, system administration, knowledge of automation technologies,...Full time$86k - $138k
ResponsibilitiesPeraton is seeking an entry level Systems Administrator (Shift 2) to join our national intelligence program that delivers... ...strong customer service skills. Serve as the back up to the Infrastructure Service Lead as necessary.**Position is Contingent on...Contract workShift work- ...servers for enterprise, regional, and local systems. Install, configure, document,... ...hosting mission‑critical applications and infrastructure services. Perform Operations and... ...operational baselines. Support database administrators. Requirements BA/BS degree with 5+...Local area
$99k - $206k
...incident response and threat hunting operations. As a Cloud Systems Administrator, you will manage day‑to‑day operations, maintenance, and... ...Apply updates, patches, and security configurations to cloud infrastructure. Monitor system health, performance metrics, and resource...
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