Systems Administrator
SECURIPORT
Systems AdministratorSecuriport LLC is a U.S. company based in Reston, VA, specializing in the design and implementation of passenger biometric recognition, immigration processing, and intelligent information reporting and management systems based on advanced technological solutions. Securiport provides complete immigration processing solutions and analytics to help maintain border security. Services include technical analysis, design, implementation, maintenance of Securiport's software solutions, training, and technical support to field operations.The Systems Administrator is responsible for supporting and maintaining Securiport's IT infrastructure, including servers, network systems, enterprise applications, cloud platforms, and end-user computing environments. This role performs systems administration activities including installation, configuration, monitoring, maintenance, troubleshooting, and optimization of IT systems to ensure reliability, security, and performance across the organization.The Systems Administrator works closely with IT team members, vendors, and business stakeholders to support daily operations, resolve technical issues, implement technology solutions, and assist with infrastructure improvement initiatives.Essential FunctionsEnsures the uptime, performance, reliability, and resource availability of computers, servers, network systems, and other IT infrastructure.Leads the administration, maintenance, monitoring, and optimization of Windows Server environments, Microsoft Exchange, Microsoft 365, Active Directory, enterprise storage, backup systems, and related infrastructure.Serves as a senior escalation point for complex technical issues involving servers, networks, databases, endpoints, cloud services, backup systems, and enterprise applications.Analyzes, evaluates, recommends, and implements personal computing products, devices, systems, software, and infrastructure solutions for affordability, compatibility, expandability, security, and ease of use/support.Installs, configures, upgrades, and maintains PC systems, server software, and enterprise platforms to optimize performance and integration with client/server applications and information-communications networks.Monitors, analyzes, and improves wide area network and local area network performance, availability, and security.Identifies, troubleshoots, and resolves advanced network, server, storage, backup, and systems issues.Plans and performs upgrades to network hardware, server infrastructure, software platforms, telecommunications equipment, and related enterprise systems.Ensures the quality, accuracy, integrity, and security of computers, devices, systems, and data.Develops, implements, and maintains system administration standards, procedures, documentation, and best practices.Supports system hardening, patch management, access controls, backup validation, disaster recovery planning, and security compliance activities.Analyzes functionality and risks for mobile computing devices, including policies and approaches for managing security, access, and data backup in bring-your-own-device environments.Matches organizational IT resources with current and future operational demand.Provides guidance and recommendations on infrastructure improvements, lifecycle management, capacity planning, and technology modernization.Works independently under limited supervision and exercises sound judgment in resolving complex technical and operational issues.Provides leadership, coaching, mentoring, and technical direction to junior team members and support staff.Collaborates with internal stakeholders, vendors, and technical teams to support business operations and project delivery.Required Knowledge, Skills, and AbilitiesAdvanced working knowledge of systems administration, network administration, database management concepts, enterprise infrastructure, and computer science principles.Strong technical expertise in Microsoft Windows Server management.Strong technical expertise in Microsoft Exchange Server.Strong technical expertise in Microsoft 365 administration.Strong technical expertise with Active Directory, Group Policy, DNS, DHCP, file services, and identity/access management.Technical expertise in database products and servers.Technical expertise with backup and recovery products such as Veeam, Symantec Backup, or similar enterprise backup solutions.Working knowledge of storage systems, including SAN environments.Working knowledge of routers, switches, firewalls, VPNs, and network troubleshooting.Ability to diagnose and resolve complex server, network, endpoint, software, and infrastructure issues.Strong understanding of cybersecurity best practices, patch management, access controls, system hardening, and data protection.Excellent verbal and written communication skills.Demonstrated analytical, troubleshooting, and problem-solving skills.Demonstrated ability to provide excellent customer service to internal and external stakeholders.Ability to work independently and as part of a team using effective interpersonal skills.Ability to lead technical initiatives, document processes, and mentor junior team members.Strong organizational skills with the ability to prioritize multiple tasks, projects, and support requests.Required Education, Certifications/Licenses, and Related ExperienceBachelor's degree in Computer Science, Information Technology, Information Systems, Engineering, or a related field required.Three (3) to five (5) years of experience in systems administration, IT infrastructure support, network administration, or a related field required.In lieu of a degree, a total of seven (7) years of relevant IT experience may be considered. Hands-on experience administering Windows Server, Microsoft 365, Active Directory, virtualization platforms, backup systems, and related infrastructure.Experience supporting network devices, enterprise applications, and end-user computing environments preferred.Microsoft, VMware, networking, cloud, or cybersecurity certifications such as Microsoft Certified, Azure Administrator Associate, CompTIA Network+, Security+, or equivalent certifications are preferred.Physical Job RequirementsThis position requires the ability to remain in a stationary position, standing and/or seated, for extended periods of time.This position requires the ability to spend extended periods viewing computer monitors.Monday through Friday, 9:00 a.m. to 5:00 p.m. schedule required.Travel RequirementsThis position has no travel requirements.Equal Employment Opportunity Statement Securiport is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. Securiport is committed to working with and providing reasonable accommodations to applicants with physical and mental disabilities. For additional information, please see the United States Department of Labor's EEO poster and EEO poster supplement.Disclaimer: Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time. The above statements describe the general nature and level of work being performed by people assigned to this position at the time this job description was written. They are not intended to be an exhaustive list of all duties, responsibilities, and skills required of personnel so classified. This document does not create an employment contract, implied or otherwise, and all employees in this position are employed "at-will."
$73.45k - $132.78k
Leidos has an opening for a Systems Administrator in Reston Virginia. Responsibilities include installation, configuration, administration, support and maintenance of systems, including associated hardware. Responsibilities may include management of systems infrastructures...SuggestedFull timeWork experience placement$146k - $194k
...technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is powered by Lattice OS, an AI-powered operating system that turns...SuggestedFull timeWork experience placementImmediate start$81.5k - $138.55k
Join ICF’s IT Modernization Team — Where Innovation Meets ImpactOur IT Modernization division is seeking a skilled GitHub System Administrator to support enterprise software delivery and DevOps transformation initiatives. In this role, you will administer, configure, and...SuggestedFull timeContract workWork experience placementWork at officeRemote work- Company DescriptionArtech Information Systems is the #12 Largest IT Staffing Company in the U.S. and an employer of choice for over 7,000 consultants. We recruit world-class talent for IT, engineering, and other professional jobs at 70+ Fortune and Global 500 companies...SuggestedFull time
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Job Title: Systems AdministratorsJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee... ...enterprise IT systems and services. CACI is seeking Systems Administrators at the Journeyman, Senior, and Subject Matter Expert (SME)...SuggestedContract workWork experience placementWork at officeLocal areaImmediate startFlexible hours$86.6k - $181.8k
Job Title: DevSecOps Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start... ...maintaining a critical DoD system? Join our team as a Systems Administrator! You will get to use your technical skills to implement and...Contract workWork experience placementFlexible hours- ...effective installation and performance of advanced operating system hardware and software on servers. • Install new software releases... ...projects • Thorough knowledge of good server and system administration principles Additional InformationAll your information will be...Work experience placement
$112k - $179k
ResponsibilitiesJob Summary:We are seeking a highly skilled and experienced System Administrator to join our team. This position will require the candidate to work closely with government customers, contractor Project Lead, Information Systems Security Officer (ISSO),...Contract workFor contractorsShift work- ...POSITION OVERVIEW The Senior Systems Administrator ensures the stable operation of Customer's computer software systems and network connections in support of the DoD. This role is responsible for planning, installing, configuring, maintaining, and optimizing network software...Contract workLocal areaRemote work
- ...Sr Systems AdministratorReston, Virginia (On-site)Role OverviewWe are seeking a Senior Systems Administrator to support a long-term contract. The successful candidate will be responsible for planning, designing, and implementing infrastructure changes and system upgrades...Long term contract
$190k - $210k
...Job PostingMarkon is seeking an experienced Systems Administrator to support and maintain enterprise IT infrastructure in a secure, mission-focused environment. The ideal candidate will have deep experience managing Linux and Windows environments, implementing security...Temporary workFlexible hours- ...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...
- ...Responsibilities Support the National Programs Intelligence Systems & Application Operating Unit. Perform installation, configuration... ...with 3+ years of experience. Proven experience in system administration, specifically with Linux, including RHEL and Ubuntu, and UNIX...
- ...Systems AdministratorUS Citizenship is required. An active TS/SCI is required. An adjudicated Full Scope Polygraph is required prior... ...VADPG Solutions is looking for a mid- to senior-level Systems Administrator to support a classified customer environment in Springfield, Virginia...
- ...Description: • Provide Domain/Systems Administrator Engineer of the Mission LAN, and oversee the maintenance, optimal function, and patching of the LAN’s operating system, and the GOTS, COTS, and custom software products running on it. • Perform system startup, shutdown...Full timeFor contractorsWork at officeRemote workRelocationFlexible hoursShift work
- ...Job Title: Systems Administrator Location: Herndon, VA (Hybrid: 3 days/week onsite: Tuesday, Wednesday, Thursday) Type: 6+ months Contract Rate: $Open /hr. Job Description: The ideal candidate is a reliable, hands-on Microsoft 365 administrator with strong...Contract workWork at office3 days per week
$165k - $179k
...Systems Administrator Location: Reston, Va Clearance- TS/SCI w/FSP Salary: $165k-179k/yr The above salary range represents the range expected for the position; however, final salary offers are based on a number of factors such as the position’s responsibilities...$104k - $166k
...Systems Administrator Job Locations US Requisition ID 2026-169758 Position Category Information Technology Clearance Public Trust Responsibilities Peraton is seeking a System Administrator. This position is...Contract workFor contractorsWork at officeRemote workShift workWeekend workAfternoon shift- ...Senior Systems Administrator We are hiring a Senior Systems Administrator to support mission-critical applications in a secure environment. This is an opportunity for an experienced systems professional with strong Linux administration expertise to work across modern...Full time
- ...Systems Administrator IIAmpcus Inc. is a certified global provider of a broad range of Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented team.Location: Reston, VAJob Location: Assist in server operations,...
- ...an Intelligence customer in Herndon, VA. We are looking for a Systems Engineer with a TS/SCI with a Full Scope poly required prior... ...infrastructure products and management solutions such as Windows Server administration, monitoring and configuration tools, VMWare, DevSecOps...
- ...Sr Systems Administrator Be Challenged and Make a Difference In a world of technology, people make the difference. We believe if we invest in great people, then great things will happen. At AnaVation, we provide unmatched value to our customers and employees through...Temporary workImmediate start
- ...System AdministratorHerndon, VA Top Secret/SCI Polygraph Career Level not specified Salary not specifiedJoin Premium to unlock estimated salariesSystem Administrator Herndon, VA Active TS/SCI with Polygraph Company Overview: Cornerstone Defense is the Employer of Choice...Shift workNight shift
$150k - $180k
...certifications in addition to other position specific requirements which may impact salary Position Overview The System Administrator manages and supports enterprise, regional, and local server environments hosting mission-critical applications and...Full timeLocal area- ...System AdministratorReston, VA, USA Full-time Clearance: Top Secret/SCIJob DescriptionAs a systems administrator on our program, you will:Provide resolve break fix tickets and ensure customers receive the highest level of customer support.Help customers overcome tough...Full time
$118.1k - $200.76k
...Systems AdministratorBAE Systems is a leading global defense, security, and aerospace company. We're seeking a highly skilled Systems Administrator to join our dynamic team, supporting our government customer in driving innovation, efficiency, and security in the rapidly...Full timeLocal area$82.55k - $110.05k
...Systems AdministratorAmerican College of Radiology (ACR) is a progressive membership organization representing nearly 40,000 medical... ...our team!We are seeking a reliable and detail-oriented Systems Administrator to oversee, maintain, and secure our core IT infrastructure....Local areaFlexible hours- ...established in 2006 to provide computing and consulting services for government and commercial entities. Our services improve Information System networking performance and compliance and protect electronic assets from loss and compromise. This is a DEVOPS focused position....Local area
$104k - $166k
...learn how we're keeping people around the world safe and secure. About The Role We are seeking a highly skilled and innovative System Administrator to join our team in the greater DMV area, supporting the Army National Guard. Responsibilities Manage Windows and Linux...Contract workTemporary workShift workNight shift- ...Systems Administrator Job Locations US ID 2025-4271 Category Defense Type Full Time Overview Amyx is seeking to hire a Systems Administrator for our Defense Logistics Agency client, remotely. Responsibilities...Full timeTemporary workFor contractorsLocal areaRemote workFlexible hours
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