Systems Administrator
$110k - $130kMetrea
Company Overview Metrea delivers effects-as-a-service to national security partners across five domains and more than a dozen mission areas. These include airborne ISR, electronic warfare, secure communications, aerial refueling, special air missions, aerial firefighting, and advanced simulation. We own the whole stack: designing, building, and operating turnkey capabilities that give our partners decisive, asymmetric advantage against rapidly evolving threats. Company Overview Metrea delivers effects-as-a-service to national security partners across five domains and more than a dozen mission areas. These include airborne ISR, electronic warfare, secure communications, aerial refueling, special air missions, aerial firefighting, and advanced simulation. We own the whole stack: designing, building, and operating turnkey capabilities that give our partners decisive, asymmetric advantage against rapidly evolving threats. Our operating model is built around three interlocking pillars. The Support Groups provide a global shared-service – spanning people, finance, platform, operations, legal, and engagement. This frees up our Core Groups, who develop and own mission capabilities end-to-end, to focus entirely on delivery. The Market Groups apply a regional lens, ensuring that our agile and adaptable capabilities remain aligned to the wicked problems that matter most to our partners across the Americas, EMEA, and Asia-Pacific. At the heart of our model is a simple but powerful idea: be a true partner with skin in the game. Our partners need effects, not just equipment. By owning the full stack – from the lab to the field – we are able to drive a continuous cycle of innovation that keeps our partners ahead. It's a fast-moving, intellectually demanding environment where talented people are given real responsibility, work on problems that matter, and contribute to an enterprise that is growing quickly and deliberately. Headquartered in Washington, DC, with facilities across the United States, the United Kingdom, as well as Continental Europe and Asia-Pacific. Group Overview Electromagnetic and Cyber Group (EM&C)is responsible fordeveloping flexible and survivable advanced electronic warfare and secure communications equipment while providing the industry’s leading signals intelligence, electronic warfare, and cyber experts. Metrea specializes in signal classification, direction finding, advanced geolocation techniques, and waveform development including waveforms for MANET and LPI/LPD applications. Metrea also develops special purpose radios for government customers and licenses DF and geolocation solutions to multiple OEMs. Position Summary We are seeking an experienced Classified Systems Administrator to support, maintain, and secure our mission-critical, high-consequence classified IT infrastructure. In this role, you will be the core technical lead overseeing a mixed Linux and Microsoft Windows environment, with a heavy focus on air-gapped, secure systems built for the Intelligence Community (IC) and Department of Defense (DoD). The ideal candidate has a strong “ownership mentality,” is highly proactive, and possesses a deep, proven background in multitier support, bare-metal hardware configuration, and the strict security hardening protocols required to achieve and maintain an Authority to Operate (ATO). What You'll Do Provide comprehensive 1st, 2nd, and 3rd tier IT support across complex classified environments and secure air-gapped networks Execute rigid security configuration and system hardening utilizing DISA STIGs, SCAP tools, and other federal cybersecurity best practices to ensure strict compliance with government directives Configure, optimize, and maintain critical enterprise services including Active Directory (AD), Group Policy, Identity Management/LDAP, DNS, DHCP, repository servers, and patch deployment systems Administer virtualized environments using Hyer-V and VMware. Develop and execute systematic backup scripts and disaster recovery procedures to safeguard critical intelligence data Take hands‑on ownership of physical rack components, low‑voltage cabling, server hardware configurations, desktops, laptops, and secure mobile/tablet devices, including complete system startups and shutdowns Author rigorous, instructional documentation for system baselines and standard operating procedures (SOPs) Serve as the primary COMSEC custodian, maintaining 100% accurate accountability, strict inventory control, and secure storage for all physical and electronic cryptographic materials, key tapes, and controlled cryptographic items (CCIs) Conduct required semi‑annual, annual, and special‑occasion inventories; strictly adhere to and enforce National Security Agency (NSA) directives, CNSSI manuals, and customer‑driver COMSEC required security procedures Ability to support after‑hours alarm/intrusion response What You Bring 3+ years of experience as System Administrator (SA) providing comprehensive system support Hands‑on experience applying DISA STIGs, conducting vulnerability assessments, and remediating compliance findings on classified networks Strong background troubleshooting core infrastructure services (Active Directory, DNS, DHCP, group policies, and network storage solutions) in an isolated, non‑internet connected environment Experience in configuring new hardware systems and employing them into active environments for operational readiness Must hold an active Top‑Secret security clearance with SCI eligibility and FS Polygraph Bachelor’s degree preferred. Additional Eligibility Qualifications Active DoD 8570/8140 IAT Level II or III baseline certification (CompTIA Security+, CISSP) Completion of COMSEC Custodian course is preferred, or obtain within 6 months of hire Ability to support after‑hours alarm/intrusion response Benefits Comprehensive medical plan options HSA/FSA accounts Dental and vision coverage 6% employer 401(k) match Fully paid parental leave for all new parents Generous PTO Life and disability insurance Long‑term and Short‑term disability coverage AD&D Coverage Pet Insurance Employee Assistance Program Subsided gym membership / plans throughWellhub Work Authorization / Security Clearance Applicants must be legally authorized to work in the United States Must be a U.S. Citizen Active TS/SCI clearance with FS Polygraph required at time of hire, and the ability to maintain it throughout employment Employment is contingent on meeting all clearance requirements AAP/EEO Statement Metrea Algorithmics LLC is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status or other characteristics protected by law. Position Type and Expected Hours of Work This is a full-time exempt position with typical working hours of Monday through Friday, 8:00 a.m. to 5:00 p.m. Hours and work shifts may change in accordance with department and business needs. Exempt Employees must have the ability to be on‑call and available, as business needs require. Work Environment This job operates in an office setting. Travel 10% Base Pay Range Pay Range: $110,000 USD - $130,000 USD Our Firmware At Metrea, our single core value is Rooted in Humility, and our four cornerstone attributes are Entrepreneurial, Systematic, Discerning, and Over‑Deliver. These form what we call our Teammate Firmware. Just like technical firmware connects software and hardware, our Firmware is the constant interface between our mission and our people. It defines how we show up, how we work together, and how we solve complex problems. Our team Firmware creates a web‑like, hyper‑collaborative, dynamically hierarchical way of working that helps us adapt quickly, communicate openly, and distribute decision‑making to where expertise actually lives. It enables groups to self‑organize around hard problems, shift fluidly as priorities evolve, and operate with the trust, curiosity, and discipline required in a complex mission space. This foundation allows us to deliver elegant, effective solutions and uphold our purpose: protecting our precious inheritance. #J-18808-Ljbffr Metrea
$130k - $160k
...System Administrator 1Amentum is seeking a System Administrator 1 to provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Provides support for the escalation and communication of status to agency management and...SuggestedHourly payContract work- ...years of IT experience, including Windows and Linux Network Administration experience + a BS (or 15+ years of experience without a degree... ...spanning five key disciplines: Network Management Information Systems Security Engineering Requirements: ACTIVE TS/SCI with full...Suggested
$202.3k - $273.7k
...Language) Certifications: None Experience: 15 + years of related experience US Citizenship Required: Yes Job Description: SYSTEMS ADMINISTRATOR Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator and build an impactful...SuggestedTemporary workImmediate startRemote workWorldwideFlexible hours- ...Senior System AdministratorBe a member of a system administration team responsible for the design, deployment, installation, configuration and maintenance of Linux/UNIX-based server systems and software. Be able to learn quickly and work independently as well as collaborate...Suggested
- ...System AdministratorQue Technology Group, Inc., is looking for a highly knowledgeable System Administrator to support daily operations and customer requirements. Requirements include, but are not limited to:Provide triaging, oversight and coordination on all related inquiries...SuggestedImmediate start
- ...System AdministratorVetegrity is looking for System Administrators with 10+ years of experience. This position also requires a TS/SCI with a Full Scope Polygraph. See additional required skills belowJob Duties:- Provide support for implementation, troubleshooting and...Temporary workLocal area
- ...System AdministratorVetegrity is looking for System Administrators with 15+ years of experience. This position requires a TS/SCI with a Full Scope Polygraph. See more details below.Job Duties- Provide support for implementation, troubleshooting and maintenance of IT systems...Temporary workLocal area
- ...Erias Ventures, LLC seeks a System Administrator to support a large-scale Linux environment, installing software, monitoring systems, and resolving issues across compute, network, memory, and storage components. The role requires a Top-Secret/SCI with FS polygraph...
- ...Zohorecruit is hiring a Mid/Sr System Administrator in Annapolis, MD to support a distributed network across air-gapped enclaves. The role emphasizes security compliance, patching, and incident response for Windows and Linux systems. You will manage Active Directory...
$100k - $200k
...Mid/Sr System Administrator (TS/SCI Clearance with Full Scope Polygraph Required) Annapolis, United States | Posted on 09/18/2026 Clearance Requirement: Active TS/SCI with Polygraph Salary Range: $100,000 – $200,000 / year (dependent on experience, education,...Local area- ...premier strategic services firm that meets IT and Service needs for commercial and government clients, is seeking a full-time Systems Administrator to provide support to a Federal Government customer in the Victorville, CA location. This is an exempt remote role....Full timeRemote work
- Member of a cross-functional team providing Windows systems administration/engineering expertise and guidance for a critical enterprise-wide messaging system used in the Information Transport Service (ITS) program. Responsible for platform hosting and performance providing...Local area
$116k - $124k
...Journal's (BBJ) Best Places to Work 2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Mid-Level System Administrator to join our intel team. The SA2 will provice support for implementation, troubleshooting and maintenance of Information...Contract workWork experience placementFlexible hours- ...troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to... ...to improve reliability and performance. The Level 2 System Administrator (SA) shall possess the following capabilities: Provide support...
- ...troubleshooting, and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and related processes.... ...tickets. Qualifications Ten (10) years experience as a System Administrator in programs and contracts of similar scope, type, and complexity...Full timeTemporary workSummer work
$75k - $150k
...employee-owned and proudly ranked among Virginia’s Best Places to Work year after year! We are looking for an enterprising System Administrator to develop and implement Windows- and Linux-based engineering solutions within a government software hosting facility. This...Full timeContract workTemporary workCasual workFlexible hours$2,500 per month
Prodigy One, LLC. is a systems and software engineering services firm providing more than 45 years of service to state and federal customers... ...selections. Job Description: We are seeking for an System administrator 2 who will provides support for implementation,...Immediate start$140k - $180k
...modernization, and transformation of more than 100 enterprise business systems that enable tens of thousands of government personnel,... ...Bonus for Qualified Candidates! We are seeking a System Administrator for one of our PRIME CONTRACTS supporting mission-criticalenterprise...Contract workWork at officeWorldwideMonday to FridayFlexible hoursNight shift- System Administrator 1 - Avid Technology Professionals Location: Annapolis Junction, MD Responsibilities & Qualifications Containers/Cloud environments Storage Management Virtualization IP networking and firewall experience All Linux: solid understanding of PKI/TLS...Full time
$170k - $250k
Worker Type Regular Job Description Summary The System Administrator III is a senior technical contributor responsible for designing, implementing, securing, and maintaining the organization’s core IT infrastructure. This role provides Tier 3 support for complex incidents...Permanent employmentContract workWork experience placementLocal area$150k - $175k
Worker Type Regular Job Description Summary The primary role of the System Administrator is to support CNO Capabilities by sustaining and evolving a high-performance operational IT environment. This is not a ticket-only administration role—we are looking for a technical...Permanent employmentContract workWork experience placementWork at officeLocal areaRelocation$115k - $175k
...a small company with the impact of a big mission. Riverstone is seeking a motivated, career, and customer-oriented Senior Systems Administrator to join our team at Annapolis Junction, Maryland . This is an onsite position. Primary Responsibilities Provides support for...Hourly payContract workWork experience placement$140k - $250k
...support of mission-critical programs focused on our National Security. Role Description: The selected individual will provide system administration support for a large, complex network environment with geographically distributed systems. The role supports system...For subcontractorLocal areaFlexible hours- Description Athenix Solutions Group is looking for a System Administrators a variety of roles to maintain and provide technical support for diverse software and hardware systems assisting in the defense of our nation. We have roles for SAs to work individually or as part...Remote work
$65 - $100.96 per hour
...and solutions, we strengthen defenses and control environments to preserve continuity and ensure mission success. Job Title Systems Administrator Commitment To Non-Discrimination All qualified applicants will receive consideration for employment without regard to...Hourly payContract workLocal area- ...We appreciate the individuality of the people around us. * This position can be either W2 Contract or FTE JOB SUMMARY: The System Administrator III provides advanced system administration, maintenance, and support for government clients within Trace3’s Federal, State,...Contract workLive inWork at officeLocal areaFlexible hours
$99k - $225k
...and work. Innovate with intention Build mission-ready tech that protects the nation. Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. We’re looking for a system administrator with customer...Full timeContract workPart timeWork at officeLocal areaRemote work- MANTECH seeks a motivated, career and customer-oriented System Administrator to join our team in the Annapolis Junction, MD Responsibilities Include But Are Not Limited To Provide support for implementation, troubleshooting and maintenance of networked and disconnected...Flexible hours
- ...person mixed Contractor/Civilian SA team supporting 3rd party systems. All supported systems are Linux hard boxes or VM’s. You will... ..., share drives and home directories. Required Skills LINUX Administration. Solid experience with STE/STN, DISA STIG compliance work on...For contractors
$10k
Description Columbia Technology Partners is seeking a System Administrator 3 to support the implementation, maintenance, and optimization of IT systems across complex enterprise environments. This role focuses on sustaining mission-critical infrastructure, leading advanced...Temporary workFor contractorsLocal area
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