IT SysAdmin
ClearanceJobs
Independent Software is a consulting, product, and solutions firm dedicated to the practical application of software and system engineering technologies to solve complex problems. We bring together world class engineers with proven engineering best practices, domain expertise, commercial technologies, and proven agile management approaches to create high value solutions aimed at helping our customers meet their most critical business and mission objectives.
Top Reasons to Work at Independent Software:
Great people deserve even better benefits, from comprehensive healthcare coverage and generous leave time to discounts with all our vendors.
Whether you're working on-site or in our offices, your role at Independent Software is just as critical to our success as your coworker's.
When we say we have an open-door policy, we actually mean it.
Independent Software is comprised of wonderfully generous folks. We believe in supporting the causes our employees care about. Bring us an opportunity to help and we'll listen.
No matter your role at Independent Software, you're helping us keep the nation safe and secure.
We host a variety of fun employee and family events throughout the year to say thanks for all that you do to make Independent Software a technology leader as well as a phenomenal place to work.
Company Sponsored Health, Dental, and Vision Insurance plans
- Company Paid Long Term Disability, Short Term Disability and Life Insurance
- Employee Assistance Program
- A generous Paid Time Off and Holiday package
- Paid training!
- Independent Software is an Equal Opportunity Employer EOE, M/F/D/V.
System Administrator Annapolis Junction, MD Full Time System Administrator Entry Level Share What You Will Do: At Independent Software, as a Systems Administrator, all levels, you will support secure, mission-critical infrastructure across Linux and mixed Linux/Windows enterprise environments. This role supports a wide range of operational systems including virtualized infrastructure, containerized platforms, cloud-hosted environments, and automated system administration solutions supporting DoD and Intelligence Community missions. Depending on experience level, you will assist with or lead system administration, troubleshooting, automation, virtualization, compliance support, and operational sustainment activities across complex enterprise environments. This position is ideal for candidates who enjoy working hands-on with Linux systems, automation tools, virtualization platforms, and secure operational environments while supporting highly available mission systems.
Deploy, configure, maintain, and troubleshoot Linux-based enterprise systems
Support containerized environments and virtualization platforms
Support enterprise storage management and operational sustainment activities
Develop and maintain automation solutions using Ansible, SALT, and scripting languages such as Bash, Perl, or Python
Support cloud-hosted infrastructure and AWS-based environments
Configure and maintain FreeIPA within enterprise Linux environments
Support system hardening, patching, upgrades, and lifecycle management activities
Troubleshoot system, application, network, virtualization, and infrastructure-related issues
Support operational monitoring, system reliability, and performance optimization
Collaborate with engineering, operations, and security teams to support mission requirements
Participate in on-call support and maintenance activities as required
Experience administering Linux systems in enterprise or operational environments
Experience with scripting and automation using Bash, Perl, Python, or similar languages
Experience supporting enterprise storage management solutions
Experience with configuration management and automation tools such as Ansible or SALT
Experience supporting cloud infrastructure and AWS environments
Understanding of SSP compliance and STE/STN support requirements
Ability to work independently and collaboratively within operational teams
Bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of Systems Administrator experience may be substituted for a bachelor's degree.
Level 1 (SA1): Five (5) years of experience as a Systems Administrator supporting programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of additional Systems Administrator experience may be substituted for a bachelor's degree.
Level 2 (SA2): Ten (10) years of experience as a Systems Administrator supporting programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of additional Systems Administrator experience may be substituted for a bachelor's degree.
Level 3 (SA3): Fifteen (15) years of experience as a Systems Administrator supporting programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of additional Systems Administrator experience may be substituted for a bachelor's degree.
Experience supporting secure DoD or Intelligence Community systems
Experience supporting highly available enterprise Linux environments
Experience supporting operational or mission-critical infrastructure
Experience with enterprise monitoring and performance tuning
Experience supporting mixed-platform enterprise environments
Why Choose Independent Software: At Independent Software, our people are the mission. We've built a company around collaboration, integrity, and innovation and we make sure our team has the tools and support to grow, succeed, and thrive. Support critical national security missions that matter
Expand your skills through ongoing training, mentorship, and career development
$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...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work- 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...SuggestedRemote 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...SuggestedLocal 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...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work$110k - $130k
...and federal agencies with technology and systems engineered to connect, protect, and... ...OverviewThe Network Operations (NetOps) System Administrator is a critical member of the team... ...marital status, disability, or veteran status.Job SummaryID: 2026-11133# of Openings: 1...SuggestedFull timeContract workTemporary workWork experience placementWorldwideShift workWeekend workWeekday work$92.3k - $166.85k
Mid/Sr System Administrator Leidos has a new and exciting opportunity for a Mid/Sr System Administrator in our Intel Sector's Cyber & Analytics... ...much more. Join us and make a difference in National Security!Job SummaryThe selected individual will provide system...Full timeLocal areaImmediate startFlexible hours- 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...
$146k - $234k
ResponsibilitiesMid-level Network / Desktop Administrator to support and maintain enterprise... ...vulnerabilities in response to IAVAs, ensuring systems remain compliant with security baselines... ...other characteristics protected by law.Job SummaryRequisition ID: 2026-169464...Contract workRemote workShift work- ...please apply today!We are seeking a highly skilled and motivated System Administrator (SA) who possesses extensive experience in supporting Linux-... ...work options that work with your schedule and lifestyle.Job SummaryID: BA9AF42326Department: ProgramsType: contract timeContract workFlexible hours
- ....*ProSync is actively seeking a highly skilled and motivated System Administrator II (SA) who Provides support for implementation, troubleshooting... ...work options that work with your schedule and lifestyle.Job SummaryID: 7686D53B25Department: ProgramsType: contract timeContract workFlexible hours
$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$92.3k - $166.85k
...About the OpportunityLeidos is seeking an experienced Senior System Administrator to support the implementation, operation, troubleshooting, and... ...on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated...Full time$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... ...much more. Join us and make a difference in National Security!Job Summary:We have an exciting opportunity for a Systems...Full timeWork at officeLocal areaImmediate startRemote workFlexible hours$176k - $282k
ResponsibilitiesThe Systems Engineer -Splunk Administrator will support a critical mission of consequence within our Cyber Mission Business Unit in Annapolis... ...veterans, or other characteristics protected by law.Job SummaryRequisition ID: 2026-166326Position Category:...Contract workFor contractorsShift work$131k - $168k
...System Administrator, STE Mission Support Make an Impact Where It Matters Most At Intelliforce, we support mission environments where uptime, performance, and technical precision matter every day. In this role, you will help keep critical STE systems stable, secure...Immediate startVisa sponsorship- ...System Administrator (Enterprise Infrastructure)Themis Insight solves difficult business, IT, and analytic problems by addressing the whole problem – not just the symptoms – using interdisciplinary approaches that are both practical and innovative. We provide fresh alternatives...Local areaWork from homeFlexible hours
- ...POSITION DESCRIPTION: Performs daily systems analysis, customer and contractor training, systems administration, and hardware maintenance. Performs daily analysis... ...requirements of complex DoD computer systems. MAJOR JOB ACTIVITIES: Performs daily system...For contractorsLocal area
- ...Systems Administrator Location: USA MD Annapolis Junction Full Part/Time: Full time Job Req: RQ227167 Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph...Full timePart time
- ...Sr. System AdministratorBering-Alaka`ina Holdings, LLC has a potential need for a Sr. System Administrator to provide support for our government customer in Laurel, MD at Ft. Meade.*** POSITION IS CONTINGENT UPON CONTRACT AWARD.***DESCRIPTION OF RESPONSIBILITIES:Responsible...Contract work
$168k - $191k
...company that values your technical ambition? Join us and experience a company where your contributions truly make a difference! System Administrator III! Active TS/SCI with Polygraph required Must be a US citizen Description: Be a part of an Infrastructure team working...Contract workWork experience placementImmediate start- ...Senior Systems AdministratorWe are seeking an experienced Senior Systems Administrator to support the lifecycle sustainment and modernization of mission-critical education, learning, and training applications supporting a Government enterprise. This role is ideal for an...Full time
- ...Hands-on experience operating and administration of various Linux OS (i.e. RHEL9, Talos) Experience with building host image templates with automation tools (i.e. Terraform, Packer, SALT, Ansible, RHEL Satellite, Jumphost) Experience with Trellix Endpoint Security and...
$146.67k - $249.33k
...Job Description Elevate Your Expertise in a High-Impact Environment The Opportunity Join a team where technical... ...precision meets mission-critical execution. We are seeking a Senior Systems Administrator to take ownership of a sophisticated, geographically...Full timeLocal area- ...Systems Administrator Innovative Defense Technologies (IDT), a leading defense software company, is seeking a Systems Administrator to support... ...to disclose the "pay scale" or "pay range" associated with a job posting. Notably, however, this amount may not be reflective...Full timeWork at officeImmediate start
- ...Overview Position Title: Systems Administrator Location: Annapolis Junction, MD Reports To: Program Manager / Team Lead Job Type: Full-time Clearance Requirement: Active TS/SCI with Polygraph Summary: Drive automation and modernization to truly...Full timeContract workWork at officeLocal areaImmediate startFlexible hours
- ...System Administrator Athenix Solutions Group is looking for a System Administrator for a variety of roles to maintain and provide technical... ...Command scripting required If so we have an exciting job waiting for you! Requirements Active Clearance: TS/SCI...Remote work
- ...System Administrator Peterson Technologies has been the premier resource for mission-critical solutions through detailed analysis, strategic... ...our online application system due to a disability. Please send your request to HR at jobs@ptech-llc.com or call (***) ***-****....
- ...Systems Administrator At Independent Software, as a Systems Administrator, all levels, you will support secure, mission-critical infrastructure across Linux and mixed Linux/Windows enterprise environments. This role supports a wide range of operational systems including...
$115k - $120k
...System Administrator Career Opportunity Chiron Technology Services, Inc. currently has a System Administrator career opportunity in the Annapolis Junction, MD area. Capabilities: Provides support for implementation, troubleshooting and maintenance of IT systems...Local area$125k - $170k
...Systems Administrator III ID 2026-9845 Type Full Time W/Benefits Ret Match Location : Location US- Security Clearance TS/SCI Overview/ Job Responsibilities Position is contingent upon contract award and funding. Entarian...Full timeContract work
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