Systems Administrator
$98k - $163kGuidehouse
Job Family Systems Engineering Travel Required Up to 10% Clearance Required Active Top Secret (TS) We are seeking a reliable and skilled Systems Administrator to support enterprise IT operations and mission‑critical systems within secure federal environments. This role is responsible for managing servers, monitoring infrastructure, troubleshooting issues, and supporting hybrid cloud environments while ensuring systems remain secure, stable, and compliant with federal standards. The ideal candidate brings strong hands‑on experience with Windows and Linux administration, hybrid cloud fundamentals, and endpoint/server support across distributed environments. What You Will Do Administer, maintain, and support Windows Server and Linux systems across on‑premises and cloud‑connected environments. Monitor system performance, availability, and security posture using enterprise monitoring and logging tools. Assist with configuration, patching, updates, hardening, and vulnerability remediation for servers and core IT systems. Support identity, access management, and authentication services (Active Directory, Azure AD/Entra ID, Group Policy). Troubleshoot Tier 2/Tier 3 system issues related to performance, storage, networking, authentication, and application hosting. Assist with cloud‑based operations in AWS or Azure, including VM management, storage, IAM, and resource configuration. Manage backup/restore operations, disaster recovery testing, and system continuity processes. Maintain documentation including SOPs, configuration baselines, inventory, and system diagrams. Ensure systems align with federal security standards (STIGs, NIST 800‑53, RMF) and agency compliance requirements. Collaborate with network, cybersecurity, help desk, and cloud engineering teams to support mission objectives. What You Will Need Bachelor's degree or Additional FOUR (4) years' experience in lieu of degree. U.S. Citizenship An ACTIVE and MAINTAINED "TOP SECRET" Federal or DoD security clearance and ability to obtain SCI. Minimum of FIVE (5) years of experience in systems administration, IT operations, or enterprise infrastructure support Hands‑on experience administering Windows Server, basic Linux systems, virtualization platforms (VMware/Hyper‑V), and enterprise monitoring tools Familiarity with cloud environments (AWS or Azure) and hybrid IT operations Experience supporting secure, compliance‑driven, or federal environments Strong troubleshooting skills and the ability to work independently or as part of a technical team Strong communication, documentation, and customer service skills Nice to Have Certifications Security+ Network+ MCSA or MCSE AWS or Azure Administrator certifications (e.g., AZ‑104, AWS SysOps Administrator) Desired Additional Skills PowerShell, Bash, or Python scripting for automation and maintenance tasks Familiarity with SCCM/ConfigMgr, Intune, WSUS, or patch management platforms Knowledge of Zero Trust principles and secure configuration practices Experience with backup platforms, storage administration, or endpoint management Exposure to network fundamentals, firewalls, and basic cloud networking concepts The annual salary range for this position is $98,000.00-$163,000.00. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs. What We Offer Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace. Benefits Include Medical, Rx, Dental & Vision Insurance Personal and Family Sick Time & Company Paid Holidays Parental Leave 401(k) Retirement Plan Group Term Life and Travel Assistance Voluntary Life and AD&D Insurance Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts Transit and Parking Commuter Benefits Short-Term & Long-Term Disability Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities Employee Referral Program Corporate Sponsored Events & Community Outreach Care.com annual membership Employee Assistance Program Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.) Position may be eligible for a discretionary variable incentive bonus About Guidehouse Guidehouse is an Equal Opportunity Employer–Protected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation. Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco. If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at View phone number on click.appcast.io or via email at View email address on click.appcast.io. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation. All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or View email address on click.appcast.io. Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process. If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse’s Ethics Hotline. If you want to check the validity of correspondence you have received, please contact View email address on click.appcast.io. Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant’s dealings with unauthorized third parties. Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee. #J-18808-Ljbffr Guidehouse
$80k - $100k
...Overview Edgewater Federal Solutions is currently seeking a detail-oriented IT System Administrator with Cyber Security experience to support our federal customer in the Washington DC area. The candidate will work with the government customer to support the review and...SuggestedContract workWork experience placementWork at officeLocal area1 day per week- STI-TEC is seeking a Senior Systems Administrator to oversee database and systems administration across JDEIS applications in Washington, D.C. The role ensures stability and security for the Joint Doctrine Development Community's platforms. Candidates must possess a Bachelor...Suggested
- ...clearance with a Full Scope (FS) Polygraph. No exceptions. About System High System High Corporation delivers advanced... .... We are seeking an Information Technology (IT) Systems Administrator to join our team and support mission-critical programs through...SuggestedContract workImmediate start
$108k - $112k
...Overview The Systems Administrator is responsible for day-to-day management, maintenance, and support of the organization’s IT infrastructure, including servers, virtualization, and other critical systems. This role involves configuring, troubleshooting, and ensuring the...SuggestedWork experience placementWork at officeFlexible hours- ...Position Summary LCI is seeking dedicated System Administrators to support a long-term contract with the US Patent and Trademark Office (USPTO). These roles are critical in maintaining the hardware and software infrastructure that powers the USPTO’s mission. We are looking...SuggestedLong term contractWork at officeRemote work
- ...improvements, we are steadfast in our journey toward a future that is both bright and transformative. The Position The Senior System Administrator provides Tier I/II/III systems administration and IT operations support within classified environments. This role delivers...RelocationDay shift
- ...Position Title: System Administrator Location: Hybrid (2 days per week) / Onsite (Sprezzatura HQ Arlington, VA) Other Considerations: U.S. Citizen or Permanent Resident (Required) POSITION SUMMARY The System Administrator provides operational support, maintenance, and...Permanent employmentContract workTemporary workRemote workMonday to FridayFlexible hours2 days per week
- ...configuration, operation, and maintenance of computer hardware, software, and related infrastructure. Complete Description: The Master System Administrator is responsible for the effective provisioning, installation, and maintenance of computer hardware, software, and related...Contract work
- ...Responsibilities Installs, configures, and maintains servers and system infrastructure. Monitors system performance and ensures system... ..., Skills, And Abilities (KSAs) Knowledge of server and system administration Ability to monitor and troubleshoot system performance...Full timeFor contractorsLocal areaRelocation
$85k - $95k
...Innovative, Secure, and Outcome-Based Solutions Job Summary: A Systems Administrator job in Arlington, VA (22204)is currently available through Belcan at one of our key federal governmentclients. The Systems Administrator handles Tier 1 and Tier 2 level support tickets...For contractorsLocal areaImmediate start- ...Employment Type Full Time, Senior-level Department Legal/IT Overview CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...Full timeContract workFor contractorsWork at office
$90k - $140k
...this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Systems Administrator Full Time Washington, DC, US 5 days ago Requisition ID: 1071 Salary Range: $90,000.00 To $140,000.00 Annually About Company...Full timeTemporary workFlexible hours- ...grow at a rapid pace, we need some amazing new professionals to join our team. In particular, we are seeking an experienced Systems Administrator to primarily support our program. Seniority of this role: Junior Clearance Required for this role: TS/SCI Requirements Minimum...
- ...The Systems Administrator will support and maintain computer systems, hardware, software, and infrastructure while providing technical assistance for transit scheduling systems such as HASTUS or Trapeze. The role includes system provisioning, installation, configuration...
$76k - $86k
...System Administrator Entarian is seeking a System Administrator to join and help lead a technical team dedicated to the operations and maintenance of the ground systems for NOAA Office of Satellite and Product Operations (OSPO) environmental‑monitoring satellite missions...Permanent employmentFull timeTemporary workWork at officeFlexible hours- ...Overview The System Administrator provides mid-level technical support for the USCO eCO System and ImageTrust Operations and Maintenance contract, operating under the direction of the Senior System Administrator. This position carries primary responsibility for evening...Contract workShift workNight shiftWeekend workAfternoon shift
$98k - $163k
...Job Family Systems Engineering Travel Required Up to 10% Clearance Required Active Top Secret (TS) We are seeking a reliable and skilled Systems Administrator to support enterprise IT operations and mission‑critical systems within secure federal environments. This role...Temporary workFlexible hours- ...landscape and succeed in their pursuit to protect people and critical assets. The Chinook Program is currently seeking a Senior Systems Administrator. As a senior member of our IT operations team, you will play a key role in managing, supporting, securing, and optimizing...Contract work
- ...Oceaneering International is seeking a Systems Administrator to partner on a large enterprise IT contract for the DOD. The Systems Administrator provides technical system administration and operations. This role maintains enterprise network infrastructure to ensure proper...Contract work
- ...promoting discoveries and innovations made by the research community. GWLAI is seeking a collaborative and service‑oriented Systems Administrator to join the Scholarly Technology Group (STG). STG is a highly collaborative unit where staff and librarians work together to...Full time
- ...Overview Employment Type: Full Time Department: Legal/IT We are seeking a Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization’s network systems. CGS brings motivated, highly skilled, and creative...Full timeWork at officeFlexible hours
- ...better‑informed decisions using trusted data at scale. Leidos Digital Modernization sector is seeking an experienced Senior System Administrator to support the delivery, enhancement, and adoption of enterprise data and analytics products used across multiple DoD organizations...
$112k - $179k
...Systems Administrator Job Locations: US-VA-Herndon | US-DC-Washington | US-MD-Riverdale Job Summary We are seeking a highly skilled and experienced System Administrator to join our team. This position will require the candidate to work closely with government customers...Contract workFor contractorsShift work- ...Systems Administrator Pentagon, Washington, DC, US 14 days ago Requisition ID: 1362 Location: Pentagon, Arlington, VA Clearance: Active Top Secret (TS) REQUIRED Certification: DoD 8140/8570 IAT Level II or Above REQUIRED Position Overview GES is seeking a Systems Administrator...
- ...Secret Certifications: DoD 8140 certifications Required Education: HS/GED Required Experience: 7–10+ years of experience in system administration, with advanced experience in enterprise environments. Position Description PingWind is seeking a highly qualified and experienced...Temporary workFlexible hours
- ...System Administrator Federal Prison Industries (UNICOR) – Information Technology Services Contract Federal Prison Industries (UNICOR) provides employment and training opportunities to incarcerated individuals through manufacturing, services, and technology programs that...Full timeContract workWork experience placementWork at officeRemote workMonday to FridayShift work
$54.4k - $87.52k
...The Systems Administrator, Junior supports day‑to‑day operation of enterprise systems through basic server administration tasks and user support, while also helping design and deliver training that drives effective adoption of systems and processes. These positions combine...Contract workWork at office- ...Security Clearance: Top Secret/SCI Location: Bethesda, MD Work Type: On-Site Shift: First Requisition ID: 2682 Standard Title: Systems Administrator Referral Eligibility: Eligible U.S. Citizenship Required? Yes Position Summary Support the OSINT Integration Center under...Hourly payContract workTemporary workImmediate startMonday to FridayFlexible hoursShift work
- ...Summary Senior Systems Administrator Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer’s core culture? If so, Chenega...
$95k - $115k
...Public Trust Clearance Requirement BRMi is seeking an experienced Systems Administrator / Infrastructure Support Specialist to provide operational, maintenance, and engineering support for NIH enterprise infrastructure environments. The successful candidate will be responsible...Temporary workLocal areaRemote workVisa sponsorshipWork visa
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