Infrastructure Administrator
$130k - $170kArena Technologies LLC
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 both the US and abroad. Our exceptionally talented team is highly collaborative in spirit and practice, producing Results that Matter. Come work with the best! We offer opportunity, unique challenges, and clear-sighted commitment to the mission. SPA: Objective. Responsive. Trusted. The SLA Analysis Group’s mission is to deliver objective analyses, plans and strategies to US Navy, US Marine Corps, USAF, other DoD, and Australian Defence Force clients to support technology development, acquisition, delivery and sustainment decisions. The group provides the core of SPA thought leadership on Undersea Strategy, Software Development and Cost Estimating, with additional benchmark capabilities in AI/ML & Decision Analytics, Modeling and Simulation, and Future Force Assessments. SPA has a need for Systems & Infrastructure Administrators to operate, maintain, and improve the environments that host APACS and Foreign Clearance Program‑related capabilities. These roles ensure mission systems remain available, secure, performant, and scalable across multiple environments and classification levels. Responsibilities Manage servers, environments, and configurations supporting APACS and related systems; perform monitoring, patching, troubleshooting, and performance tuning. Support deployment of application updates and maintain development, test, and production environments. Evaluate infrastructure health and recommend improvements for performance, reliability, and capacity. Work with developers, cybersecurity staff, hosting providers, and system administrators to resolve issues and optimize system behavior. Analyze system performance metrics and incident trends to identify root causes and long‑term solutions. Document system architectures, configurations, procedures, interfaces, and dependencies to support continuity, onboarding, and leadership visibility. Qualifications Required Qualifications: Bachelor’s degree in IT, engineering, or related technical field (or equivalent experience) 4–8+ years of experience administering enterprise IT environments (servers, storage, networks, virtualization, or cloud) Ability to troubleshoot performance and availability issues in multi‑tier applications Familiarity with structured change and configuration management practices Secret clearance and the ability to maintain this throughout employment Desired Qualifications: Experience supporting mission‑critical DoD systems, DISA‑hosted environments, or large web applications Knowledge of hybrid‑cloud architectures, high‑availability designs, or case‑management platforms Pay Range Information At SPA, we strive to deliver a robust total compensation package that will attract and retain top talent. Elements of the compensation package include competitive base pay and variable compensation opportunities. SPA provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, etc. Please note that the salary information shown below is a general guideline only. Salaries are commensurate with experience and qualifications, as well as market and business considerations. Virginia, Pay Transparency Salary range: USD $130,000.00/Yr. - USD $170,000.00/Yr. #J-18808-Ljbffr
$120.8k - $265.8k
Job Title: Network Infrastructure/System AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required... ...* * *The Opportunity:CACI is looking for a Network System Administrator to join the Luke Team! You will support the customer's data...SuggestedContract workWork experience placementFlexible hours- General information Job Posting Title Citrix Infrastructure Administrator Date Thursday, July 9, 2026 City Arlington State VA Country United States Working time Full-time Description & Requirements Maximus is seeking a Citrix Infrastructure...SuggestedMinimum wageFull timeContract workTemporary workWork experience placementWork at office
$73.45k - $132.78k
...system health checks, upgrades, and firmware updates for Citrix infrastructure, hypervisors, and supporting platforms.Manage security and... ..., and compliance requirements.Automate provisioning and administrative tasks using PowerShell (or similar scripting).Document configurations...SuggestedFull time- ...capabilities in AI/ML & Decision Analytics, Modeling and Simulation, and Future Force Assessments.SPA has a need for Systems & Infrastructure Administrators to operate, maintain, and improve the environments that host APACS and Foreign Clearance Program‑related capabilities....SuggestedFlexible hours
- ...About this Position / Responsibilities • Cloud and Hybrid Infrastructure Management: Administer, configure, and maintain Microsoft... ...minimal downtime and data loss.• Virtualization and Server Administration: Administer VMware vSphere and Windows Server environments,...SuggestedContract workWork at officeImmediate startFlexible hours
- ...value to customers. Visit or follow the company on Twitter at for more information.Job DescriptionProSidian Seeks a Energy Data Infrastructure Specialist | Data Analysis Support [DOEOP023013] - DPLH Est.: 665.6 Hrs. ST | 0 Hrs. OT on a Exempt 1099 Contract: No Overtime...Full timeContract workPart timeH1bWork at office
- Learning Management System (LMS) Administrator job at KMRG LLC. Washington DC. ROLE We are seeking an experienced Learning Management... ...learning formats Evaluate the impact of changes to FTC's IT infrastructure on LMS functionality and other learning technologies Drive...Full timeFixed term contractWork at officeLocal areaRemote workRelocationRelocation package
$107.9k - $195.05k
The CESO program is seeking a Jira Administrator with extensive experience supporting self-hosted Atlassian environments. The ideal candidate... ...Atlassian best practices.• Experience monitoring Atlassian infrastructure hosted on AWS.• Experience developing documentation,...Full time$130k - $150k
...Zachary Piper Solutions is seeking an Infrastructure Administrator (Enterprise Storage) to support a federal program located in Fort Belvoir, VA. The Infrastructure Administrator will administer and support enterprise SAN/NAS storage environments that provide secure,...$62k - $141k
Defense Critical Infrastructure All-Source AnalystThe Opportunity: Do you find yourself constantly looking for more and better information? Do you want a job where you can use your knowledge and research skills to improve national security? Never has the role of an all...Full timeContract workPart timeWork at officeLocal areaRemote work$73.45k - $132.78k
...The Digital Sector of Leidos is seeking a Data Center System Administrator to support data center operations. The System Administrator... ...data center standards and best practices.Knowledge of power infrastructure layout from generation to rack level, redundancy levels and...Full timeTemporary workWork at officeRemote work$112.2k - $196.4k
...intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and...Contract workFor contractorsLocal areaWorldwideFlexible hours$90k - $110k
...develop tailored approaches and solutions to meet those needs. Hill is a GISI Consulting Group company, part of the Global Infrastructure Solutions, Inc. (GISI) family of companies. Learn more about GISI Consulting Group at Hill International is an Equal Opportunity...Temporary workFor contractorsWorldwideFlexible hours$90k - $120k
...Position Overview By Light has an opening for a Sr. Systems Administrator (Linux/Unix) position supporting the Army National Guard (... ...(IT) services including networking, compute, storage, infrastructure, applications, hosting, and program management services. The...Contract workWork experience placementRemote workWorldwide$77.6k - $176k
...deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Linux System Administrator on our project, you’ll constantly look for ways to make the infrastructure better using the latest technology and the best implementation strategies. You’ll provide...Full timeContract workPart timeWork at officeLocal areaRemote work$120k - $160k
...Location: Chantilly, VAThe Role: Altamira requires Linux system administration support for the development, testing, deployment, operation,... ...the health of a large data transfer and message processing infrastructure. While the software development team is responsible for the...Worldwide$90.3k - $189.6k
...Travel: None* * *The Opportunity:CACI is seeking a Linux Systems Administrator to support a long term, multi-year, high performing program.... ..., disability, status as a protected veteran, or any other protected characteristic.Department:Infrastructure/System AdministrationContract workWork experience placementFlexible hours- GCyber is seeking a Citrix Infrastructure Administrator, to help support our government customer. The Citrix Infrastructure Administrator will configure, administer, and sustain an enterprise Citrix environment supporting geographically distributed users. In this position...Full time
$115k - $125k
...and protect our customers from increasing threats and vulnerabilities in this digital age. TDI is looking for a Citrix Infrastructure Administrator with the ability to configure, administer, and sustain an enterprise Citrix environment supporting geographically...Permanent employmentContract work- We are seeking an experienced Mid-Level Database Administrator to join our team in the Washington, D.C. area. The ideal candidate will... ...both MySQL and PostgreSQL database environments, AWS cloud infrastructure, and modern DevSecOps practices. This role blends traditional...Local area
- ...grant opportunities, critical research, and inspiring success stories. ARC seeks a Program Analyst to work with the Critical Infrastructure Team. This role will be responsible for staff support for ARC's Goal 3: Building Appalachia's Infrastructure by establishing...Local area
$168k - $247k
TYLin is a globally recognized, full-service infrastructure consulting firm committed to providing innovative, cost-effective, constructible designs for the global infrastructure market. With over 3,000 employees throughout the Americas, Asia, and Europe, the firm provides...Full timeLocal area$102k - $178.4k
...commercial and classified environments. In addition to core infrastructure responsibilities, this role will serve as the Alternate COMSEC... ...clearance.Basic qualifications- Experience with systems administration, programming or networking- Experience in network fundamentals...Flexible hours$65 - $75 per hour
Description#restonfedKforce has a client that is seeking a Network Administrator in McLean, VA.Summary:Are you an experienced IT professional... ...seeking a System Administrator to support mission-critical infrastructure, ensuring the reliability, performance, and security of...$125k - $160k
...innovation and customer success. Responsibilities An average day: As Network Administrator II, you will be responsible for supporting and maintaining the network infrastructures within domestic and international environments and data centers. This role...Contract workWork experience placementImmediate startRemote work$96.57k - $130.65k
...Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Skills: Email Management, Email Services, Exchange... ...Required: Yes Job Description Endpoint Management Systems Administrator Your Impact: Own your opportunity to support national...Temporary workRemote workWorldwideFlexible hours- ...About ProSidian Consulting at DescriptionProSidian Seeks a Administrative Support Services - Associate Manager (LPO3) [Key Personnel |... ...These services are considered part of the ProSidian Energy, Infrastructure, & Environment Sector Group with overall focuses being Tailored...Full timeContract workFor contractorsH1bWork at officeFlexible hours
- ...processes, policies, and people delivering value. Learn More About ProSidian Consulting at DescriptionProSidian Seeks a Energy Infrastructure Risk Analyst | Project Finance & Credit Evaluation Support [DOE0063063] for Program Support on a Exempt 1099 Contract: No...Full timeContract workTemporary workFor contractorsWork at officeRemote workFlexible hours
$166k - $220k
...success or failure. As such, it is critical that Anduril services are reliable and maintainable. This means that all services & infrastructure across the fleet need to be able to be observed & monitored so that our users can trust in their ability to perform their...Full timeWork experience placementImmediate start- ...Overview AFS is seeking an Infrastructure Systems Administrator responsible for the administration, integration, modernization, and day-to-day operational support of a self-hosted ServiceNow platform deployed on AWS in a government/defense environment. Works as part of...
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