Windows and SQL Systems Administrator - Secret Clearance
CALNET
Founded in 1989, CALNET, Inc. has become one of the fastest growing privately held companies in the Technology, Intelligence Analysis, and Language Services consulting arena. Headquartered in Reston, VA, CALNET employees deliver true value to our customers by employing best practices, world‑class technologies industry expertise in every project. CALNET is ISO 9001, ISO 20000, and CMMI‑Level III certified. As a Prime Government Contractor for a major government institution, we are currently searching for a talented Windows System Administrator with experience in SQL Administration and Secret Clearance to work in Washington DC. Job Requirements A Windows and SQL Administrator is a hybrid IT responsible for maintaining the health, security, and performance of both the Microsoft Windows Server operating environments and the Microsoft SQL Server database systems that drive business applications. This role ensures high availability, enforces data security, and handles disaster recovery. Key Responsibilities System Administration (Windows) Server Maintenance: Install, configure, and patch Microsoft Windows Server operating systems (on‑premises). Infrastructure Health: Monitor server resources (CPU, memory, disk space) and resolve operating system‑level bottlenecks. Active Directory: Manage user and group access, policies, and authentication protocols using Active Directory (AD). Automation: Write scripts using PowerShell or batch files to automate routine administrative tasks and server deployments. Database Administration (SQL) Performance & Tuning: Monitor SQL Server performance metrics, optimize queries, and tune database indexes for maximum efficiency. Backups & Recovery: Design and execute robust backup and disaster recovery plans to prevent data loss. Maintenance & Upgrades: Install database software updates, apply patches, and manage capacity planning as data scales. Essential Qualifications & Skills Education & Experience: Bachelor’s degree in computer science, Information Technology, or equivalent practical experience. Typically, 3-5 years of experience in systems and database administration. Technical Proficiencies: Strong working knowledge of Windows Server environments. Familiarity with High Availability / Disaster Recovery (HA/DR) technologies like Always On Availability Groups or Failover Clustering. Advanced knowledge of Microsoft SQL Server (SSMS, T‑SQL, SSIS, SSRS) . Certification CompTIA Security+ This opportunity is in Washington DC. Compensation & Benefits CALNET, Inc. offers a competitive salary and a generous benefits package. This package includes medical, dental, vision, life, short- and long‑term disability insurances, a 401(k)-retirement savings plan, and generous leave time. CALNET, Inc. is an Equal Opportunity Employer. EEO/M/F/D/V #J-18808-Ljbffr
- ...Innovation, Inc. (i3) is seeking a Senior Systems Administrator to support the Naval Research Laboratory. This role involves Windows system hardening, vulnerability... ...Security+ Certification, and an Active Top Secret security clearance. i3 offers excellent insurance, a 401(...Secret clearanceWindows
- Serco is hiring a Systems Administrator in Washington, DC, to support the Navy's Anti-Terrorism Force-Protection program. You will maintain systems... ...Security+ or equivalent certification. Work involves Windows systems administration and the ability to manage security protocols...Secret clearanceWindows
- A technology solutions company based in Washington, DC, seeks a candidate for a Systems Administrator position that requires a SECRET security clearance. This role involves overseeing desktop and server management, troubleshooting IT systems, and providing Tier I and II...Secret clearanceWindows
$100k - $120k
Validatek is seeking a Systems Administrator based in Washington, DC, to support enterprise IT systems... ...requires expertise in both Linux and Windows systems, with responsibilities... ...five years of experience, an active DoD Secret clearance, and a Bachelor's degree in a...Secret clearanceWindows- Tmbhq in Washington, DC is seeking a Systems Administrator (IT Specialist) to provide... ...Office. This role entails administering Windows-based systems and delivering Tier II... ...administration experience, hold an active DoD Secret Security Clearance and be prepared to work in a...Secret clearanceWindowsFor contractors
$100k - $120k
.... in Washington, DC is looking for a Systems Administrator responsible for maintaining enterprise... ..., and performance monitoring across Windows and Linux systems. The ideal candidate... ...a related field, and an Active DoD Secret clearance. Offering a salary between $100,000 and...Secret clearanceWindows- Diaconia is looking for a System Administrator based in Washington, DC. The role involves managing... ...should have 3-5 years of Windows administration experience and familiarization... ...with two days onsite weekly. A Top Secret DoD security clearance is necessary for candidates. #J-18...Secret clearanceWindows
$120k - $135k
ECS is seeking a cleared Senior Systems Administrator for their Washington, DC office. This role... ...documentation. Candidates should have a Top Secret clearance and at least 5 years of IT operations experience, including knowledge of Windows Server and endpoint support. A salary...Secret clearanceWindowsWork at office- ...Federal Solutions, Inc. seeks a Jr. Systems Administrator to ensure the daily operation and maintenance... ...-on technical support, focusing on Windows Server and 10/11 systems performance.... ..., 2 years of experience, and active Secret clearance. Additional benefits include a...Secret clearanceWindows
$120k - $135k
...Everforth ECS is seeking a Senior Systems Administrator (Top Secret Cleared) to work in our Washington... ...Description of Benefits ~ Active Top Secret clearance with SCI eligibility; TS/SCI... ...experience. ~ Experience with Windows Server, Linux, desktop support, patching...Secret clearanceWindowsContract workWork at office$90k - $108k
Systems Administrator Location: Washington, DC – Onsite (Five days per week) Clearance Requirement: Active Top-Secret Clearance (U.S. Citizen or Permanent Resident) Salary Range: $90,000... ...currently seeking a Systems Administrator (Windows) to join our team in Washington, DC...Secret clearanceWindowsOngoing contractPermanent employmentFull timeRemote work- Tech-Marine Business, Inc. (TMB) is seeking a Systems Administrator to support Navy ship acquisition programs by... ...environment, and must possess an active DoD Secret Security Clearance. Responsibilities include managing Windows-based systems, providing technical support,...Secret clearanceWindowsFlexible hours
- ...Solutions in Washington, DC, is looking for a Junior Systems Administrator to support IT operations, maintenance, and... ...'s degree in IT or a related field, active Secret clearance, and foundational experience in Windows Server environments. Benefits include a competitive...Secret clearanceWindows
- ...Job Title Security Clearance: SECRET position. Personnel must possess a final DoD granted... ...Experience: Shall perform systems administration of desktop and server systems connected... ...Shall configure and manage UNIX and Windows operating systems. Shall installs...Secret clearanceWindowsLocal area
- ..., DC, is seeking a Physical Security System Administrator to oversee critical systems infrastructure... ...must be proficient in enterprise Windows environments and have experience with... ..., as well as eligibility for Top Secret clearance. Responsibilities include system maintenance...Secret clearanceWindowsFor contractors
- ...Overview The System Administrator will be responsible for the installation, configuration... ...-V). Familiarity with Linux and Windows operating systems. Experience... ...switches and firewalls. Active Final Secret Security Clearance Excellent problem-solving skills...Secret clearanceWindowsWork at office
- ...integrity. The Position The Senior System Administrator provides Tier I/II/III systems... ...maintenance, and administration of Windows-based enterprise client systems.... ...position Requirements Active Top Secret security clearance with SCI eligibility; AND, DoD...Secret clearanceWindowsFull timeRelocationDay shift
$100k
...Summary We are seeking a Systems Administrator who will be responsible for... ...support of both Windows and Linux environments.... ...Qualifications Active DoD Secret clearance Bachelor's degree in Information... ...VMware Workstation Microsoft SQL Server Oracle DBMS...Secret clearanceWindowsContract work- ...System Administrator Revolutional delivers advanced technology solutions and mission support... ...C. (Onsite) Terms: Full-time Clearance: Active Top Secret with SCI eligibility Travel: %... ...Strong knowledge of Windows and/or Linux operating systems....Secret clearanceWindowsFull timeWork at officeFlexible hoursDay shiftAfternoon shift
$80.52k - $161k
...Salary: $80,520-$161,000 Clearance Requirement: DoD Secret/Confidential Clearance Eligibility... ...seeking a highly skilled Senior System Administrator to support the United States Air... ...maintenance, and operational support of Windows print servers, Xerox print devices...Secret clearanceWindowsFull timeTemporary workInterim roleWork at officeLocal areaMonday to Friday- ...Description SAIC is seeking a System Administrator to be managing and maintaining systems across Windows, macOS, and/or Linux... ...Service Desk environment. Clearance Requirements: • Must be a... ...• Must have an active DoD Secret Clearance. And must be willing...Secret clearanceWindowsWork at office
- ...compliance, securing operating systems, and executing patch management across Windows and Linux environments... ...VBScript, or similar administrative languages.... ...teams. Security Clearance: U.S. Citizenship... ...required. Active Top-Secret Clearance required....Secret clearanceWindows
- Systems Administrator Location: Arlington, VA Chenega Military, Intelligence & Operations Support... .... Install, configure, and manage Windows Server operating systems, adhering to... ...Certification is required. DOD Top Secret clearance with SCI eligibility. Knowledge, Skills...Secret clearanceWindows
$140k - $170k
...Systems Administrator, Senior (Linux/Windows) Location US-VA-Arlington ID 2026-4361 Category IT / Cyber... ...Type Full-Time Remote No Clearance Required Top Secret/SCI Overview AMERICAN SYSTEMS , a 100...Secret clearanceWindowsFull timeLocal areaRemote workRelocation package$103.5k - $181.1k
...Systems Engineer Parsons is looking for an amazingly talented Systems Engineer... ...in lieu of degree. VMWare Administration Linux and Windows OS Administration Active Directory... ...Ability to obtain US Government Secret clearance What Desired Skills You'll...Secret clearanceWindowsRemote workFlexible hours$93k - $111k
...Security System Administrator Versar has a unique opportunity for self-motivated security... ...knowledge in Microsoft in Windows Server, SQL 2008, 2012, or later and Linux Red... ...90 days of hire Requires a Top-Secret clearance for administrator privileges on the...Secret clearanceWindowsFull timeLocal area$90k - $110k
...Description We provide system development and full... ...project needs a System Administrator to manage physical and... ...years experience with Windows system administration.... ...related field preferred. Clearance Requirements... ...obtain and maintain a Top Secret DoD security clearance...Secret clearanceWindowsFull timeInterim role2 days per week- ...Journeyman Systems Administrator The Journeyman Systems Administrator will support the implementation... ...network operations. ~ Active Secret clearance; Top Secret clearance preferred or... ..., SDA, VMware NSX, or equivalent) Windows and Linux administration Virtualization...Secret clearanceWindows
$90k - $100k
Systems Administrator (Top Secret Cleared) Yakshna Solutions, Inc. (YSI) is a CMMI Level 3 assessed, ISO 9... ...Qualifications Active Top‑Secret clearance required. 3+ years of experience in... ...implementation. Strong knowledge of Windows Server operating systems and associated...Secret clearanceWindowsTemporary work- ...Systems Administrator (IT Specialist) TMB has an exciting opportunity for a Systems Administrator... ...day-to-day administration of Windows-based desktops, laptops, and... ...required ~ Must possess an active DoD Secret Security Clearance ~ Strong customer service skills...Secret clearanceWindowsTemporary workFor contractorsWork at officeFlexible hours
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