System Administrator - Multiple Openings
SITEC Consulting
Job Description
Job Description
System Administrator - Junior / Journey / Senior
SITEC Consulting is seeking System Administrators to support a mission-focused government software hosting environment. We are looking for hands-on administrators with experience supporting physical and virtual infrastructure, deploying servers and applications, maintaining secure system configurations, and troubleshooting complex technical issues.
Multiple experience levels are being considered, with a particular need for Journey-level System Administrators . Strong Junior and Senior candidates are also encouraged to apply.
Key Responsibilities- Deploy, configure, administer, and maintain physical and virtual server infrastructure.
- Build and configure Windows and/or Linux servers for operational environments.
- Deploy and manage virtual machines using VMware, ESXi, and vSphere .
- Support virtual networking, storage, containers, and other enterprise infrastructure technologies.
- Install, configure, deploy, maintain, and troubleshoot software applications.
- Perform system maintenance, patching, configuration changes, and vulnerability remediation.
- Conduct ACAS scanning, credentialed scans, vulnerability analysis, and remediation activities .
- Apply and maintain DISA STIGs and support Risk Management Framework (RMF) compliance requirements.
- Maintain the security and configuration posture of information systems through continuous monitoring and routine security activities.
- Configure and manage user accounts, permissions, groups, and access controls.
- Support Active Directory and related enterprise identity services.
- Maintain system backups and support disaster recovery and system restoration activities.
- Troubleshoot hardware, software, server, virtualization, networking, and application issues.
- Provide technical support and guidance to customers and internal teams.
- Maintain technical documentation, including system configurations, knowledge-base articles, incident response actions, and administrative procedures.
- Support networking requirements within on-premises infrastructure.
- Participate in technical planning and Agile project activities.
- Hands-on System Administration experience in Windows, Linux, or mixed operating-system environments.
- Experience with ACAS vulnerability scanning and credentialing .
- Experience implementing or maintaining DISA STIGs and supporting RMF compliance.
- Experience building, configuring, maintaining, or troubleshooting servers.
- Experience supporting virtualized infrastructure.
- Experience deploying and maintaining software applications.
- Working knowledge of networking and virtual networking concepts.
- Familiarity with Linux operating systems.
- CompTIA Security+ or another applicable DoD 8570/8140 certification.
- Current Windows or Linux Operating System certification .
- Active Secret clearance with the ability to obtain Top Secret; Interim Top Secret required to start.
- Must be a U.S. Citizen .
Experience with one or more of the following is highly desired:
- VMware / vSphere / ESXi
- ACAS / Nessus
- Windows Server
- Red Hat Enterprise Linux (RHEL)
- Server builds and deployments
- Application deployment and sustainment
- Virtual networking
- Active Directory
- System backups and recovery
- Containers
- Cisco networking
- SAN / enterprise storage
- DISA STIG implementation
- RMF / cybersecurity compliance
Junior System Administrator
- Minimum of 1 year of relevant System Administration experience.
Journey System Administrator
- Minimum of 5 years of relevant System Administration experience.
Senior System Administrator
- Minimum of 10 years of relevant System Administration experience.
Candidates do not need to meet every preferred skill listed above to be considered. We are particularly interested in candidates with strong hands-on experience in VMware administration, server builds, ACAS scanning, application deployments, and Windows/Linux system administration .
Job Posted by ApplicantProVacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the System Administrator - Multiple Openings in Lexington Park, MD vacancy
$75k - $150k
...year! We are looking for an enterprising System Administrator to develop and implement Windows- and... ...training opportunities to grow in your field.Open communication: Work in an environment... ...development.Employee Appreciation: Multiple corporate events throughout the year, including...SuggestedFull timeContract workTemporary workCasual work$80k - $135k
...assistance for this position. Primary Responsibilities: System Administrators will plan, build, administer, and maintain SAP information... ...the management of COMSEC keying material and equipment for multiple locations and configure and administer NSA approved Type 1...SuggestedFull timeRemote workRelocation package$70k - $122k
...enterprising junior to mid-level software-focused Systems Engineer to perform software systems... ...opportunities to grow in your field. Open communication: Work in an environment... ...development. Employee Appreciation: Multiple corporate events throughout the year, including...SuggestedFull timeContract workTemporary workFor contractorsCasual workFlexible hours$143.49k - $197.29k
...keeping service members safe and creating the systems that keep our world united and sustain... ...engineering.Demonstrated knowledge of multiple Engineering principles and practices.Experience... ...occasional travel.This posting will be open for application for a minimum of 5 days...SuggestedFull timeWork experience placementWorldwide$95k - $140k
Title:Systems AdministratorKBR’s Mission Engineering Division delivers complex technical solutions and expert support to the U.S. Department... ...management to ensure mission success.We’re seeking a Systems Administrator to join our growing CuXS program to support secure test and...SuggestedFull timeContract workTemporary workLocal areaRelocation packageFlexible hours$90k - $135k
SMX is looking for a highly motivated Systems Administrator with demonstrated experience performing System Administration functions on Aircraft or Weapons Systems networks, and maintaining and upgrading network infrastructures. This position will provide onsite support...Contract workWork experience placementInterim roleH1b- ...Description J.F. Taylor, Inc. is actively seeking a Systems Administrator responsible for leading the maintenance, configuration, and reliable operation of a wide range of training solutions for a 5th generation fixed-wing fighter program across joint Air Force...Permanent employmentFull timePart timeFlexible hours
J.F. Taylor
Great Mills, MD2 hours ago - ...logistics and program management, cutting-edge software and IT system development, and innovative data science and analytics... ...About the Role: Sierra Technologies is seeking an IT Systems Administrator to support daily operations across a hybrid IT environment. This...Temporary workLocal areaRemote workFlexible hours1 day per week
$40k - $75k
We open closed systems. It's not just a slogan - it's our focus. We specialize in unraveling the complexities of IT systems to broaden understanding... ...for our customers. Render is searching for a System Administrator to join a dynamic in-person team in a lab environment...Local area$75k - $125k
SMX is seeking a Journeyman MBSE Systems Engineer for the Model-Based Systems Engineering Division to provide support at Patuxent River... ...operating in a fast-moving, review-driven environment with multiple stakeholdersExperience with MBSE practices.Expertise in building...Contract workWork experience placementH1b- ...Job Description Job Description J.F. Taylor, Inc. is actively seeking a Systems Administrator responsible for leading the maintenance, configuration, and reliable operation of a wide range of training solutions for a 5th generation fixed-wing fighter program across...
JF Taylor Inc
Great Mills, MD19 days ago - ...Responsibilities:Install, configure, and maintain an organization's local area network (LAN), data communications network, operating systems, and physical and virtual servers. Perform System monitoring and verify the integrity and availability of hardware, network, and...Work at officeLocal area
$110k - $130k
...Telework Eligible? No What You'll Do: The Weapons System Engineer will support the development, integration, and lifecycle... ...and future capabilities are successfully integrated across multiple platforms. The position also supports risk assessment, system...Work at officeRemote workAviation Systems Engineering Company
Patuxent River, MD2 hours ago$60k - $90k
...Welcome! Carter Myers Automotive (CMA) is excited to announce the opening of our brand-new Honda dealership in January 2027, and we're... ...~ Experience with CDK and other dealership management systems is highly preferred. ~ Knowledge of automotive maintenance and...Carter Myers Automotive
Lexington Park, MD29 days ago$125k - $155k
...Job Description Job Description Spalding, a Saalex Company is seeking a Application/Systems Administrator in Patuxent River, MD . Spalding, a Saalex Company is a professional services company delivering cutting-edge solutions to the Department of War. Our expert...Full timeTemporary workInterim roleWork at officeAfternoon shift3 days per weekSaalex
Patuxent River, MD29 days ago$65k - $85k
Greenfield Engineering, a Saalex Company is seeking Junior Systems Administrator in Patuxent River, MD. The ideal candidate will be responsible for configuration, deployment and maintaining Windows servers, Windows 11 desktop systems, network infrastructure and compliance...Full timeTemporary workLocal areaRemote work- ...for the opportunity to bring aboard highly motivated and energetic individuals to join our teams. Currently, we are seeking a Systems Administrator - Junior to Mid Level. This role supports our Navy customer in Lexington Park, MD. Schedule: Full‑time on site; Wednesday...Full timeContract workFlexible hours
$28.9 - $33.7 per hour
...on-site position providing administrative and project support to the IT... ...escalates calls to appropriate system support teams Provides... ...plan, prioritize and support multiple assignments and projects simultaneously... ...deadlines Demonstrate openness to new challenges,...Full timeContract workFor contractorsWork at office$130k - $160k
...Senior Systems Engineer BAI, a defense contractor, is seeking a Senior Systems Engineer with 10+ years of experience for our expanding... ...and improve understanding of information management across multiple unclassified and classified systems for geographically dispersed...Temporary workFor contractorsWork experience placementLocal areaBrandes Associates
Patuxent River, MD3 days ago$130k - $150k
OverviewAMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic... ...design reviews for navigation systems that integrate across multiple IPT’s in the program office organization structure. Capabilities...For contractorsWork at office$61.9k - $141k
Model-Based Systems Engineer, MidThe Opportunity: Are you looking for an opportunity to combine your technical skills with big-picture thinking... ..., and cyber certification processesKnowledge of modular open systems approach (MOSA) design principles and technologies, DoD...Full timeContract workPart timeFor contractorsWork at officeLocal areaRemote work$135k - $155k
...Patuxent River, MD Security Clearance Requirement: Active Top Secret Telework Eligible? No What You'll Do: As the Senior Linux System Administrator , you will be responsible for ensuring secure configurations, producing accreditation artifacts, and maintaining hardened...Remote work$103.43k - $155.14k
Precise Systems delivers integrated, mission-ready solutions that advance warfighter readiness and strengthen our nation's most critical... ...federal, state, or local law. Visit for a listing of current openings and our comprehensive, employee friendly benefits summary....Contract workFor contractorsLocal area$100k - $215k
...S3I Engineering provides specialty engineering services, systems integration, and operational support to US Government agencies. Our technical expertise covers multiple facets of the Software, Systems, Cyber, and Hardware Engineering disciplines. Our engineers have...Full timeWork at officeFlexible hoursS3I Engineering
Lexington Park, MD12 days ago- ...IPTL) and the All-Up-Round (AUR) Assistant Program Manager for Systems Engineering (APMSE). The primary responsibilities of the position... ...all Tomahawk AUR recertification engineering activities across multiple sites. The Tomahawk Recertification program is focused on the...For contractorsFor subcontractorWork at office
Air Combat Effectiveness Consulting Group, LLC
Lexington Park, MD4 days ago $107.6k - $119.1k
...Synectic Solutions is seeking a Journeyman MBSE Systems Engineer for the Model-Based Systems Engineering Division to support the F/A-... ...Comfortable operating in a fast-moving, review-driven environment with multiple stakeholders. What Your Experience Working for Us Will Be...Full timeWork at officeSynectic Solutions Inc
Patuxent River, MDa month ago$87.93k - $140k
...of software and hardware engineers integrating safety critical systems into Navy aircraft. Essential Job Functions: ~ Work independently... ...projects while directing the efforts of larger teams on multiple simultaneous projects integrating safety critical systems into...DCS Corp
Patuxent River, MD2 days ago$130k - $144.99k
...Synectic Solutions is seeking a Journeyman System Security Engineer (SSE) to support... ...Review POA&M and ensure awareness of all open findings and identify areas of concern that... ...). In addition, the following are administrative team execution expectations for all PMA-...Contract workFor contractorsWork at officeSynectic Solutions Inc
Patuxent River, MDa month ago$90k - $150k
System Administrator Journeyman/Senior AM Pierce & Associates and Applied Technologies Group (ATG), a woman-owned small business, is providing Engineering & Research, Cyber, C5ISR, Program & Acquisition Management services and solutions to a diverse government and industry...Full timePart timeWork at officeFlexible hours$95.9k - $178.1k
...AdvancedDevelopment Program) is looking for world classtalent in SYSTEMS FIELD ENGINEERING to be apart of a team that will carry on... ...or RHEL, Windows, Windows Server, ESXi, networking.Network Administration computer system administration with experience in troubleshooting...Full timeTemporary workWork experience placementCasual workLocal areaFlexible hoursShift work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to System Administrator - Multiple Openings. Be the first to apply!
Related searches