Systems Administrator
$86.6k - $181.8kCaci Inc
Job Title: Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * *The Opportunity:We are seeking a highly capable IT Infrastructure professional to join our team supporting a mission-critical customer program. This is an opportunity to work in a dynamic environment where reliable, secure, and resilient infrastructure is essential to the success of the mission.You will administer, configure, and manage servers, storage systems, virtualization platforms, and network infrastructure to ensure appropriate function of hardware, software, and system specifications. You will play an important role in ensuring the availability, performance, security, and integrity of the infrastructure supporting the customer’s mission.This role is well suited for someone who wants to take ownership of critical infrastructure, work alongside experienced technical teams, and contribute directly to a mission where technical excellence, reliability, and security matter every day.Responsibilities:Infrastructure Administration & Support:Administer and manage IT infrastructure including servers, storage systems, virtual platforms, and network connectivityAnalyze, troubleshoot, and resolve issues with IT hardware and software infrastructure using systems analysis techniques and proceduresProvide system administration for assigned infrastructure and establish and maintain security as it relates to usersApply security patches and operating system upgrades to ensure the security and integrity of the technical environmentConfiguration & Deployment:Configure and deploy Windows and Linux-based servers, workstations, and supporting infrastructureImplement and maintain virtualization platforms for various applications and servicesEstablish and maintain system configurations to meet technical and business requirementsSecurity & Compliance:Work closely with the cybersecurity team to maintain seamless system operations while adhering to security protocolsImplement security controls and access management for user systems and infrastructureEnsure compliance with established security standards and proceduresInfrastructure Projects & Documentation:Support new infrastructure projects from planning through implementationMaintain all configuration documentation for assigned infrastructureDevelop standard operating procedures, system configuration guides, and technical documentation Establish operational plans for technical areas and implement best practicesProblem Resolution & Analysis: Diagnose complex problems spanning servers, operating systems, storage, networking, and hardwareUse systems analysis techniques to ensure appropriate function of system specificationsProvide on-site and remote technical support to resolve infrastructure issuesCoordinate with various teams to resolve technical and operational challengesStakeholder Communication:Present system capabilities and infrastructure solutions to technical and business stakeholdersCommunicate with executive leadership on matters of technical importanceProvide feedback to improve infrastructure functionality and efficiencyQualifications:Required:Active Secret ClearanceBachelor's degree in Computer Science, Information Technology, or a related field5+ years of relevant experience in systems administration, infrastructure management, network administration, or a related technical disciplineStrong problem-solving skills to troubleshoot infrastructure hardware and software issuesDemonstrated experience supporting U.S. military, DoD, Intelligence Community, or other government customersStrong customer-facing communication and presentation skillsExtensive Linux and Windows server/workstation administration and troubleshooting experienceKnowledge of storage systems, backup solutions, and disaster recovery proceduresAbility to work independently with minimal supervisionAbility and willingness to travel to customerDesired:Experience developing standard operating procedures, system configuration guides, and technical documentation.Experience establishing operational plans for technical areas and implementing best practices.Experience diagnosing complex problems spanning servers, operating systems, storage, networking, and hardware.Experience presenting system capabilities and infrastructure solutions to technical and business stakeholders.Experience coordinating with various teams to resolve technical and operational challenges.Experience with Linux and Windows server/workstation administration and troubleshooting experienceKnowledge of virtualization technologies (VMware, Hyper-V, or similar platforms)Strong understanding of TCP/IP networking, routing, switching, firewalls, and network servicesExperience with security patch management, system hardening, and security compliance-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.The proposed salary range for this position is: $86,600 - $181,800CACI is anEqualOpportunity 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 otherprotectedcharacteristic.Department:Infrastructure/System Administration
$115k - $155k
...support, cyber/defensive cyber operations, IT O&M, infrastructure modernization, training, and logistics. Summary: The Senior Systems Administrator ensures stable operation of the in-house computer software systems and network connections. This includes planning,...SuggestedContract workLocal areaRemote workWorldwide- ...Dexian Government Solutions is recruiting for a System Administrators II to support our contract at the Defense Health Agency (DHA) GSP TO7 onsite at ATAMMC in Fort Belvoir, VA. Position Overview: The System Administrator II provides foundational system administration...SuggestedContract workTemporary workLocal areaMonday to Friday
$100k - $125k
...Mahalo for your interest in this role! Please see the full position description below SUMMARY: LAUKOA is seeking to fill a System Administrator position for the Defense Health Agency (DHA) on site at Andrews AFB. The candidate will perform tasks to support the integrity...SuggestedFor contractorsWork experience placementLocal areaRemote workFlexible hours$92.3k - $166.85k
...Description Are you ready to be the technical backbone of a mission that matters? Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting-edge Agile software development program, Chinook, for an Intelligence Community...SuggestedContract workLocal areaImmediate startShift workDay shiftAfternoon shift$60k - $100k
Overview: SimVentions is searching for an entry-level Systems Engineer (SE) to join our team in support of the Tactical Tomahawk Weapons Control System (TTWCS). The SE will work on a diverse team with fellow SimVentions’ Systems Engineers and government personnel. The...SuggestedContract workTemporary workFor contractorsCasual workFlexible hours1 day per week- ...contractor that provides strategic IT services that meet mission needs for Defense and Federal customers. We are hiring a System Administrator- Senior to support an enterprise-level program within a federal environment. Job Description and Responsibilities Responsible...For contractorsWork at officeLocal areaRemote work
$100k - $135k
...Storage & Backup: Hands-on experience managing enterprise storage systems (specifically NetApp ONTAP) and configuring/maintaining... ...using Veeam Backup & Replication. Windows Server & Domain Administration: Deep expertise in Windows Server administration, Active Directory...Full timeContract workTemporary workWork at officeLocal areaMonday to FridayDay shift$110k - $177k
...Job Description Job Description Senior Systems Administrator Location Ft. Belvoir, VA Security and Certification Requirements Tier 5 investigation and a Secret clearance. Top Secret is preferred DoD 8570/8140 baseline certification: IAT II or IAT...For contractorsLocal areaRemote work$100k - $135k
...delivered by operating with a product mindset, prioritizing speed, ownership, and execution over bureaucracy. Title: SME Systems Administrator Location: Lorton, VA (22079) Citizenship: U.S. Citizen (required for access to DHS IT systems) Clearance: Must be...Full timeWork experience placementLocal areaRemote workFlexible hours2 days per week- ...Qualifications Education/Experience: Minimum of 10 years of progressive experience in system administration or related IT infrastructure roles demonstrating advanced proficiency Bachelor’s degree in Information Technology, Computer Science, or a related field,...Full time
- ...Job Description Job Description Dexian Government Solutions is recruiting for a System Administrators IV to support our contract at the Defense Health Agency (DHA) GSP TO7 in ATAMMC, Fort Belvoir, VA. Location: 9300 DeWitt Loop, Fort Belvoir, VA 22060 Position...Contract workTemporary workLocal areaMonday to Friday
$126k - $155k
...SimVentions is 100% employee-owned and has consistently been voted one of Virginia‘s Best Places to Work! We are looking for a Senior Systems Engineer to serve alongside a high-functioning team of engineers supporting the design of TTWCS software (e.g., requirements,...Contract workTemporary workCasual workWork at officeFlexible hours$120k - $160k
...Description SAIC has an opportunity for a Systems Engineer to work at Fort Belvoir to provide Systems Engineering and Technical Advisory (SETA) services focused on protection of space systems . Responsibilities Include: Technical Advisor to drive change and...Contract workFor contractors$99k - $144k
...public service and not for profit, we measure our success in the impact of our service. Position Summary ANSER is seeking a Systems Engineer to support the architecture, integration, and lifecycle management of biometric collection and processing systems for DoD...Full timeLocal area$100k - $130k
...Overview Systems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are known for continuous innovation for our government customers, in...For subcontractorWork at officeImmediate startFlexible hours$110k
...Hi ,Our client is looking for a Systems Engineer. If you are interested, Please help me with your expected salary range.Location: Fort Belvoir, VA, Washington, DCJob Classification: Full TimeClearance:Active Tier 3 (T3) background investigation or ability to obtain and...- ...Systems Engineer We are seeking a Systems Engineer with strong software development expertise to support the development of command and control software for a cutting-edge application. This role requires a true engineer—not just a software developer—capable of designing...Remote work
$95k - $130k
...The Systems Engineer is responsible for analyzing, designing, and managing complex systems throughout the system lifecycle. This role translates customer and mission needs into technical requirements, system architectures, and engineering solutions while ensuring that...Full timeTemporary workFor contractorsWork at officeImmediate start$100k - $180k
...Position Summary MAG Aerospace is looking for a Systems Engineer to lead engineering efforts on assigned programs supporting PEO Soldier. Essential Duties and Responsibilities Duties include, but not limited to: Serves as Lead Systems Engineer on assigned DOD...Full timeContract workPart timeFor contractorsWork at officeLocal area$94.4k - $198.2k
...Job Title: Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: CACI Is seeking...Full timeContract workFor contractorsWork experience placementLocal areaFlexible hours- ...Job Description Job Description Microsoft System Administrator - Junior - #882 Location: Fort Belvoir, VA TS/SCI w/CI Poly REQUIRED Experience: Three years of progressively responsible experience in desktop support and administration, including supporting...
- ...Job Description Job Description Microsoft System Administrator - Senior - #881 Location: Fort Belvoir, VA TS/SCI w/CI Poly REQUIRED Experience: Eight years of progressively responsible experience in server administration, including supporting and managing...Immediate start
$140k - $190k
...Job Title Systems Engineer Location Fort Belvoir, VA - Fort Belvoir, VA 22060 US (Primary) Job Description Fibertek is seeking an experienced Systems Engineer to serve as the Test Manager for the U.S. Army C5ISR Center Javelin Seeker effort. The successful...Contract workFor contractorsWork at officeImmediate startFlexible hours$135 - $145 per hour
...approximately 50,000 employees in more than 70 countries across all 7 continents. Amentum is seeking a skilled and experienced Systems Engineer to join our team at Fort Belvoir . In this critical role, you'll provide essential contractual support to the Joint Personnel...Hourly payContract workFor contractorsWork at officeLocal area- ...Job Description Job Description Junior Microsoft System Administrator Ft. Belvoir, VA At IPT Associates (IPTA), we enjoy solving real-world problems with technology. We work closely with our customers, teammates, experts, and partners to come up with practical...Contract workWork at office
- ...Job Description Job Description Senior Microsoft System Administrator Ft. Belvoir, VA At IPT Associates (IPTA), we enjoy solving real-world problems with technology. We work closely with our customers, teammates, experts, and partners to come up with practical...Contract work
- ...SCI clearance with a CI Polygraph. Please apply only if you have an active TS/SCI clearance with a CI Polygraph. Microsoft System Administrator (Senior / Junior) Position / LCAT: Microsoft System Administrator Level: Senior and Junior Lead Designation: N/A...Work at officeFlexible hours
$100k - $115k
...Job Description Job Description Job Title: Senior Systems Administrator / Enterprise Windows Administration Support Services (EWASS) Quantity : 5 Job Locations: On-site - one position at each of the following sites: ~ Columbus, OH ~ Battle Creek, MI...Monday to Friday$22 - $25 per hour
...PSD Business System Administrator JOB-10047574 Anticipated Start Date September 28, 2026 Location Odessa, TX Type of Employment Contract Hire Employer Info Our client is a global leader in energy technology, providing cutting-edge...Full timeContract workWork at officeLocal areaShift work- ...General Dynamics Information Technology (GDIT) is seeking a highly skilled IT Engineer with strong experience in Linux system administration and strong competency in Microsoft Enterprise Systems to provide Tier 2 support for a large Federal Intelligence Agency....Work at officeRemote work
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