Systems Administrator
$126k - $170kKBR Careers
Belong. Connect. Grow. with KBR! Systems Administrator KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country’s most critical role – protecting our national security. Why Join Us? Innovative Projects: KBR’s work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. Collaborative Environment: Be part of a dynamic team that thrives on collaboration and innovation, fostering a supportive and intellectually stimulating workplace. Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense. KBR is seeking a Systems Administrator to join our team The successful candidate will Provide Systems Administration support to the Test Resource Management Center’s (TRMC) All Domain Test Range (ADTR) and INDOPACOM Pacific-Rim Multi-Domain Training and Experimentation Capability Team, Joint Mission Environment Test Capability (JMETC) Secret Network (JSN) Node, JMETC Multiple Independent Levels of Security Network (JMN) Node, Secret Defense Research and Engineering Network (SDREN), Defense Research and Engineering Network (DREN); As a SA, you will be a critical part of our team responsible for evaluating customer requirements on complex technical challenges. You will aid by providing solutions to complex problems in a manner which meets both functional and security requirements. You will handle keeping the team’s testing environment operational and in compliance with all TRMC directives and applicable RMF requirements. To do this you will often work with other distributed team members to discuss current system status and desired future enhancements. Responsibilities Responsible for the administration of computer systems hardware, network gear, software, information systems & peripheral equipment such as servers, desktops, zero clients, storage devices, and virtualization infrastructure. Install, support, upgrade, and configure systems (Windows/Linux/VMWare/SQL Server, Horizon UAG, VDI) Maintain security and recovery procedures such as patching, applying STIGs, and performing backups of systems. Administration of infrastructure including servers, zero clients, malware protection software, HBSS, syslog servers, databases, ACAS, etc. Upgrade systems and processes as needed for enhanced functionality and/or security issue resolution. Find potential risks or inefficiencies associated with the configuration of the system and recommend mitigation strategies. Ensure compliance with data security policies, relevant legal and regulatory requirements, and TRMC cyber security program implementation plans following TRMC directives and applicable RMF requirements. Authors and/or reviews team standard operating procedure (SOP) documentation to ensure consistent systems configuration and knowledge transfer to other team members. Required Qualifications MUST HAVE an ACTIVE Top Secret Minimum of 10 years' experience in Systems Administrator role Education: Technical bachelor's degree (experience may be substituted in lieu of degree) Able to lift up to 35 lbs. Willing to travel up to 20% Strong background in the setup, configuration, and maintenance of virtualization environments -VMware preferred (VxRail, vSphere, vDS, NSX) Strong Windows Skills (Active Directory, Group Policy, DNS, Web Application Proxy, ADFS, PKI) Strong Linux Skills (Docker, Containers, Kubernetes, RHEL, Satellite, scripting, ansible playbooks) Strong documentation skills (Writing SOPs, Creating Networking Diagrams) Desired Qualifications Virtual Desktop Infrastructure – Horizon, UAG, Provision and Maintain VM pools Solid understanding and experience supporting zero clients Experience supporting systems within a DoD Risk management Framework (RMF) accredited environment SIEM (Splunk, SolarWinds, etc.) Coordination, Communication and Presentation skills Layer 2/3 Networking experience Firewall Experience DoD 8570 certifications (Security+, CISSP, Computing Environment) Experience working with DoD Wide Area Networks and familiarity with various network architectures and common protocols to include: Experience working with Defense Research and Engineering Network (DREN) Experience working with the Secret Defense Research and Engineering Network (SDREN) EPO (Trellix) experience - policy, agent updates, compliance dashboards ACAS experience - scanning, reporting, compliance dashboards Basic Compensation $126,000 - $170,000 (For Maryland Only) $130,000 - $172,000 (For Virginia Only) $115,000 - $150,000 (For Nevado Only) $130,000 - $172,000 (Washington, DC Only) The offered rate will be based on the selected candidate’s knowledge, skills, abilities and/or experience and in consideration of internal parity. Belong, Connect and Grow at KBR At KBR, we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company. That commitment is central to our team of team’s philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver – Together. KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law. R2126263 #J-18808-Ljbffr
$73.45k - $132.78k
...If this sounds like a mission you want to be a part of, keep reading! The Digital Sector of Leidos is seeking a Data Center System Administrator to support data center operations. The System Administrator will rack and stack equipment, support upgrades and...SuggestedFull timeTemporary workWork at officeRemote work- ...Kaiva Tech, LLC is seeking a Systems Engineer/Administrator in Arlington, VA Clearance Secret Location 100% Onsite Position Overview: As a Systems Engineer/Administrator, you will be responsible for ensuring the secure and efficient operation of servers and systems in...Suggested
$80k - $95k
...Overview Edgewater Federal Solutions is currently seeking a detail-oriented IT System Administrator with Cyber Security experience to support our federal customer in the Washington DC area. The candidate will work with the government customer to support the review and...SuggestedContract workWork experience placementWork at officeLocal area1 day per week$55k - $59k
...companies to advance their critical missions and modernize their systems, so that they can uphold their commitment to the American... ...Description Tria Federal is seeking a skilled and motivated IT Systems Administrator to join a collaborative and dynamic IT team. To be successful...SuggestedWork at officeRemote work$100k
...System Administrator Arlington, VA Pay From: $100,000 per year Must: Experienced System Administrator 5+ years of relevant experience in application development, systems administration, or enterprise system support environments Active Top Secret/SCI clearance required...SuggestedRelocation$110k - $115k
Back Systems Administrator Cloud/Infrastructure Washington , DC Jul 21, 2026 Systems Administrator Washington, DC / Onsite U.S. Citizenship required Blu Omega is seeking a Systems Administrator to support a federal program focused on enterprise IT support for the Congressional...Temporary workWork at office- ...Job Details Requisition ID: 3192 Standard Title: Systems Administrator Required Security Clearance: Top Secret/SCI Location: Bethesda, MD Work Type: On-Site Shift: First Referral Eligibility: Eligible U.S. Citizenship Required: Yes Position Summary Support the OSINT Integration...Hourly payContract workTemporary workImmediate startMonday to FridayFlexible hoursShift work
- ...Analytica is seeking a seasoned and adaptable Senior System Administrator to join our infrastructure team in supporting an innovative federal mission. In this role, you will provide high-level technical leadership, engineering expertise, and strategic vision to optimize...For contractorsLocal area
$76k - $86k
...System Administrator Entarian is seeking a System Administrator to join and help lead a technical team dedicated to the operations and maintenance of the ground systems for NOAA Office of Satellite and Product Operations (OSPO) environmental‑monitoring satellite missions...Permanent employmentFull timeTemporary workWork at officeFlexible hours- ...CALNET, Inc. in Washington DC is seeking a Junior Windows System Administrator with a Secret Clearance to join our IT team. You will support Windows Server platforms, Active Directory, and Microsoft 365, working under senior staff to ensure security and reliability. Qualifications...
$120k - $135k
...Job Description Everforth ECS is seeking a cleared Senior Systems Administrator (Top Secret Cleared) for our Washington, DC office. The role involves secure system administration, endpoint management, user support, patching, monitoring, documentation, and operational sustainment...Work at officeLocal area- ...delivered by operating with a product mindset, prioritizing speed, ownership, and execution over bureaucracy. Description Title: System Administrator Location: Washington, D.C. (Onsite) Terms: Full-time Salary: 100,000 - 130,000 DOE Clearance: Active Top Secret with SCI...Full timeWork experience placementWork at officeFlexible hoursDay shiftAfternoon shift
- ...Reflexive Concepts is seeking a skilled System Administrator III to join our team! Qualifications Fifteen (15) years of experience supporting projects and programs similar in scope and complexity Bachelors Degree in Computer Science or a related field Description Be a...
- ...L3Harris Technologies in Washington, DC, seeks a Senior Specialist, Systems Administration to strengthen and modernize core IT services across the region. You will design, implement, and operate hybrid global network infrastructure, automate provisioning with Ansible/...Local area
- ...Base-2 Solutions is seeking a Systems Administrator 4 to support the OSINT Integration Center under the DOMEX Technology Platform contract. The role focuses on Linux/Windows administration, performance optimization, and end-user support in a security-conscious environment...Contract work
$85k - $95k
...System Administrator III We need an experienced Systems Administrator at the Naval Dosimetry Center (NDC) in Bethesda, Maryland. NDC serves as the Navy's ionizing radiation dosimetry center of excellence, providing naval commands worldwide with radiation dosimetry processing...Full timeWork at officeWorldwide$50k - $52.5k
...full-time and is responsible for supporting and managing all IT systems and services used by All Hands and Hearts. Reporting... ...experience preferred. 1-2 years experience with cloud-based systems administration. Special Competencies/Certifications Must be legally...Full timeFor contractorsWork at officeHome office- ...Senior Systems Administrator – Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employers core culture? If so, Chenega Military...
$77.8k - $121.5k
...parental rights. Review our Statement of Faith to ensure we’re a fit for you. Locations: Washington, D.C. Team Overview As the Systems Administrator, you will be responsible for installing, configuring, maintaining, and ensuring the reliable operation of the organization’s...Permanent employmentTemporary workWork at office- ...A leading cloud solutions provider in Washington, DC is seeking an AWS Systems Administrator to manage and deploy AWS services. This position requires US citizenship, an active Top-Secret security clearance, and at least six years of IT experience including substantial...Flexible hours
- ...Via Logic LLC in Alexandria, Virginia, is seeking a Senior Linux System Administrator. The role centers on maintaining Linux servers while leading migrations to hybrid cloud solutions, ensuring system security and performance. Candidates must have a Bachelor’s degree...
$116.35k - $210.33k
...Description Senior System Administrator Alexandria, VA Leidos is hiring a Senior System Administrator to support Red Hat systems operating within the Army Cloud Computing Enterprise Transformation (AC2SP) on both unclassified and classified networks in...Work at officeLocal areaImmediate startRemote work- ...Employment Type Full Time, Senior-level Department Legal/IT Overview CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...Full timeContract workFor contractorsWork at office
- ...Serco is seeking a Combat System Test and Evaluation (T&E) Support Analyst in Washington, D.C. to manage and enhance the amphibious ships T&E program, ensuring compliance with all contractual controls. The ideal candidate will have a strong background in ship construction...
$94.4k - $198.2k
...technicians, and business analysts. This role requires end-to-end project management, technical direction, and strict adherence to the Systems Engineering Life Cycle (SELC) throughout all phases, ensuring project alignment with organizational goals and compliance standards....Full timeContract workWork experience placementFlexible hours- ...Tlingit Haida Tribal Business Corporation (THTBC) in Washington, DC seeks a System Administrator to manage enterprise systems. Responsibilities include day-to-day administration, performance monitoring, security updates, and disaster recovery planning, with up to 25%...
- ...A leading consulting firm in Washington, D.C., is seeking an experienced Systems Administrator to ensure the stability and security of federal IT operations. The ideal candidate will have strong expertise in Windows and Linux systems, cloud fundamentals, and the ability...
- ...Electrosoft Services, LLC seeks a Senior Systems Administrator to design, implement and manage diverse software solutions for federal customers. You will install and maintain systems, develop executive dashboards, and present findings to senior management in a fast-paced...
$120k - $140k
.... We deliver. There is no challenge we can\'t turn into an opportunity. Position Overview Ennoble First is seeking a Senior Systems Administrator / Help Desk Engineer to support the Chinook program for an Intelligence Community customer. In this role, you will ensure the...Full timeContract workRelocation packageShift work- ...FGS, LLC is seeking an experienced Enterprise Systems Administrator to support the Office of Naval Intelligence in Suitland, Maryland. The role requires a senior-level engineer with multi-disciplinary expertise across Windows and Linux server environments, virtualization...Work at office
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