System Administrator
Comtech
Company DescriptionComtech is a woman-owned small business founded in 1998 and headquartered in Reston, VA. We offer IT solutions across the disciplines of program/project management, applications development, infrastructure, Cyber security, and enterprise content/data management services. We have developed our methodologies and processes based on the IT Infrastructure Library (ITIL) v.3 Framework across enterprise infrastructure operations. These methodologies and processes are reinforced through our organization’s externally accredited certifications, which include ISO 9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011 IT Service Management Systems (SMS, corporate ITIL certification), ISO 27001:2005 Information Security Management System (ISMS), and CMMI-DEV Level 3"Job DescriptionThe resource will support the TTAC Infrastructure Modernization effort as a System Administrator (SA). The System Administrator is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure. The System Administrator maintains computing environment by identifying system requirements; installing upgrades; monitoring system performance. Key Responsibilities:Provide support of the a system; provide operations, management, and administrative support to provide 99.9% availabilityProvide additional coverage and support of the systemManage system environmentPerforms scripting of tasks to help automate administration and maintenanceManage and operate the system which includes all software, hardware, and network infrastructureMaintain all system passwords to include servers, Hardware Security Modules (HSM), HSM administrative card sets, workstations, firewalls, network infrastructure, and applications related to the system.Establishes system by planning and executing the selection, installation, configuration, and testing of PC and server hardware, software, LAN and WAN networks, and operating and system management systems; defining system and operational policies and procedures.Maintains system performance by performing system monitoring and analysis, and performance tuning; troubleshooting system hardware, software, networks and operating and system management systems; designing and running system load/stress testing; escalating application problems to vendor.Secures system by developing system access, monitoring, control, and evaluation; establishing and testing disaster recovery policies and procedures; completing back-ups; maintaining documentation.Prepares users by designing and conducting training programs; providing references and support.Upgrades system by conferring with vendors and services; developing, testing, evaluating, and installing enhancements and new software.Updates job knowledge by participating in educational opportunities; reading professional publications; maintaining personal networks; participating in professional organizations.Protects organization's value by keeping information confidential.Qualifications Minimum skills and qualifications: Bachelors Degree or 4 years additional experience in lieu of degree2 or more years of IT Delivery and/or Operations experience with large US Federal projects2 ore more years experience managing Windows and Linux-based systems.2 or more years experience with OS shell scripting (e.g., Bash, sh, ksh, PowerShell, etc.)Ability to maintain a calm, fact-oriented attitude in stressful situations.Comfort working with senior-level clients.Superb written and oral communication skills.Positive and helpful attitude.Ability to work with others on immediate team and across program teamsProven ability to work independently and as a team member - Able to work flexible schedule/weekends if neededPreferred skills and qualifications:Knowledge of the DHS Systems Engineering Life Cycle methodologyFamiliarity working with the DHS data centersBizTalkIBM WebsphereIntercede Card Management System Card Production SystemDaon Identity Management SystemMicrosoft SQL ServerAdditional Information** Please share me your updated word copy of Resume.*** I Appreciate, if you can refer someone who is looking for this position.SummaryType: Full-timeFunction: Information TechnologyExperience level: Mid-Senior LevelIndustry: Information Technology And Services
- ...processes are reinforced through our organization’s externally accredited certifications, which include ISO 9001:2008 Quality Management System (QMS), ISO/IEC 20000-1:2011 IT Service Management Systems (SMS, corporate ITIL certification), ISO 27001:2005 Information Security...SuggestedFlexible hoursWeekend work
- Universal Technical Resource Services, Inc. (UTRS) is currently seeking a System Administrator to join our team! At UTRS, we enjoy the benefits of working in a collaborative environment of close-knit team members. As a company, we provide a wide range of leading-edge engineering...SuggestedCasual workWork at officeRemote work
- ...Position: Systems Administrator Location: College park MD Client: National Archives and Records Administration (NARA) Job Description: As a System Administrator at the National Archives, you will assist in managing and maintaining the organization's IT systems...Suggested
- ...System Administrator The resource will support the TTAC Infrastructure Modernization effort as a System Administrator (SA). The System Administrator is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware...SuggestedImmediate startFlexible hoursWeekend work
- Systems Administrator - (Active TS/SCI security clearance with a current polygraph ) College Park, United States | Posted on 08/20/2026 Fifteen (15) years of experience as an SA in programs and contracts of similar scope, type, and complexity is required. Bachelor’s degree...Suggested
$112k - $179k
Responsibilities Peraton Labs is seeking a poly cleared Senior Infrastructure and Systems Administrator to support cleared research and development efforts for a government customer in Maryland. This role will support the implementation, maintenance, security, and operational...Full timeContract workFor subcontractorRemote workRelocation packageShift work- J&T Business Consulting seeks a Systems Administrator in College Park, MD, requiring an active TS/SCI clearance with a current polygraph. The role covers system and network administration, VM deployment, and enclave setup. Responsibilities include patching, troubleshooting...
- ..., Federal and State Government Agencies. Learn More About ProSidian Consulting at DescriptionProSidian Seeks a Energy Data Systems Administrator | Evaluation Support [DOEOP045050] - DPLH Est.: 665.6 Hrs. ST | 0 Hrs. OT on a Exempt 1099 Contract: No Overtime Pay Contract...Full timeContract workTemporary workFor contractorsH1bWork at officeFlexible hours
$86k - $138k
...Linux Systems Engineer Job Locations US-MD-College Park Requisition ID 2026-163721 Position Category... ...operations-oriented, with primary responsibilities in Linux system administration and delivery of IT/telecommunications systems in both...Full timeContract workFor subcontractorRemote workRelocation packageShift 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...Flexible hours
- ...MANTECH is seeking a highly motivated and collaborative System Administrator to join our team in Laurel , MD . In this role, you will develop, maintain, and enhance complex and diverse software systems based upon documented requirements. Work individually or as...Work at office
- System Administrator 3Required Skills: Fifteen (15) years system administration experience in programs and contracts of similar scope, type, and complexity within the Federal Government is required. Bachelor's degree in a technical discipline from an accredited college...Remote work
$77.6k - $176k
System AdministratorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you... ...the Department of Defense? We’re looking for a System Administrator to help us design, deploy, and maintain Cross Domain Solutions...Full timeContract workPart timeWork at officeLocal areaRemote work- ...CYBERCORE TECHNOLOGIES TEAM.We are GROWING! Bring your Technical Capabilities, Enthusiasm, and Team Focus.Opportunities for System Administrators (Virtualization) - Active TS/SCI Poly.Responsibilities:Provide training/assistance to local technicians on course deployment...Local area
$110k - $140k
Hybrid in Washington, DCSalary - $110,000 - 140,000We are seeking a skilled and dependable Systems Administrator to join our team at the mid to senior level. This role carries direct responsibility for managing and maintaining enterprise Windows and Linux server infrastructure...$170k - $219k
As a Sr. Systems Administrator III, you will work as part of a collaborative and high-performing team providing hands-on expertise to deliver technical solutions within the highest levels of the federal government by designing, implementing, administering, and supporting...Full timeLocal area$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical technology supporting the Department of Defense (DoD)? We’re looking for a System...Full timeContract workPart timeWork at officeLocal areaRemote work$70k - $130k
...Job Description Job Description Dark Wolf is looking for a Linux System Administrator who is interested in working in a fast- paced environment building and maintaining an extensive Infrastructure as a Service (IaaS), platform and hypervisor stack for a DoD customer...Full timeFor contractorsRemote work3 days per week$87.1k - $157.45k
Leidos has a new and exciting opportunity for a System Administrator in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and...Full timeWork at officeLocal areaImmediate startRemote workFlexible hours$48.51 - $84.9 per hour
...achieve your full potential. Unleash your talent and redefine what’s possible.Job Description:Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack as we continue to push security forward. Parsons’ extensive experience in the...Full timeWork experience placementFlexible hours$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of War?...Full timeContract workPart timeWork at officeLocal areaRemote work- JOIN THE CYBERCORE TECHNOLOGIES TEAM.We are GROWING! Bring your Technical Capabilities, Enthusiasm, and Team Focus.System Administrator - TS/SCI Poly in Annapolis Junction, MDRequired Candidate Qualifications:Active TS/SCI Poly8 years demonstrated systems administration...
- ...positioning us as one of a handful of elite companies to receive the highest form of third-party validation. are seeking a Systems Administrator who will be responsible for supporting and maintaining enterprise IT systems within a Department of Homeland Security (DHS)...Full timeContract work
$146k - $234k
ResponsibilitiesMid-level Network / Desktop Administrator to support and maintain enterprise network and end-user computing infrastructure... ...and remediate vulnerabilities in response to IAVAs, ensuring systems remain compliant with security baselines and STIGs.Use CLI and...Contract workRemote workShift work- Responsible for server operations inclusive of hardware, operating system (OS), and utilities on the servers.Has expertise in Red Hat... ...TrustExperience Required: 10 years’ experience in Systems Administration for software development projects utilizing Agile principlesEducation...
- ...coordinates the implementation of the approved course of action.- Coordinates and monitors troubleshooting to isolate and diagnose common system problems; documents system events to ensure continuous functioning. Recommends course of action and implements as approved.-...Work experience placement
$110k - $130k
...readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams... ....Position OverviewThe Network Operations (NetOps) System Administrator is a critical member of the team responsible for providing top...Full timeContract workTemporary workWork experience placementWorldwideShift workWeekend workWeekday work- ...Fort Meade, MDClearance Required: Top Secret/SCI with Active Full Scope PolygraphWe are seeking an experienced Linux-focused System Administrator (Level 2) to support a mission-critical program within the Intelligence Community at Fort Meade, MD. This is an on-site...Temporary work
- ...be responsible for maintaining compliance, securing operating systems, and executing patch management across Windows and Linux... ...Develop scripts using PowerShell, Perl, VBScript, or similar administrative languages.Collaborate with customers and technical teams to define...Full time
$100k - $165k
...quo. For over 20 years, our team provides expertise in network, system engineering and both offensive and defensive cybersecurity... ...Solutions, Inc. is seeking a TS/SCI Polygraph cleared System Administrator to join our team in Fort Meade, MD.RequirementsAWS cloud resources...Temporary workLocal area
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