System Administrator Jobs, Employment in Sterling,VA Now Hiring November 2026

IT Network Admin - Full Medical + 30 Days Paid Vacation

U.S. Army Reserves

Washington, DC 20011

~ 35 min OnsiteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Competitive pay with opportunities for bonuses

Monthly salary (based off pay grade and time in service)

Signing bonus - up to $40,000 in cash bonuses for completing training in selected Military Occupational Specialties

Paid Training and credentialing to strengthen your skillsets

Housing and meal allowance for full-time Soldier

30 days paid annual vacation

401(K) type savings plan

Full-coverage medical and dental insurance for Soldiers and immediate family member

Paid tuition opportunities to continue your education

Part-time or full-time

*****THIS POSITION REQUIRES AN ENLISTMENT IN THE U.S. ARMY OR ARMY RESERVE*****

U.S. Citizen

High School Diploma or GED

Meet Tattoo Guidelines

No Major Law Violations

No Medical Concerns

10 weeks of Basic Training

20 weeks of Advanced Individual Training

Recommended

Apply Directly

Infrastructure Systems Administrator

BOOZ, ALLEN & HAMILTON

Chantilly, VA 20152

~ 22 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

$86,800.00 to $198,000.00 (annualized USD)

Health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care

Recognition awards program

10+ years of experience with Linux systems engineering or administration

Experience with RHEL 8 or 9, and shell scripting and automation

Experience with AWS

Experience with virtualization technologies such as VMWare, Hypervisor, or KVM

Experience with containerization, including Docker, Podman, or Kubernetes

Knowledge of system hardening, security best practices, and networking concepts, including IPv4, SSH, and firewalls

TS/SCI clearance with a polygraph

HS diploma or GED

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required.

We will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud.

You are expected to be on camera during interviews and assessments.

Ability to obtain a DoD 8140 Certification such as Security+, CASP, CISSP, CCSP, CCNA, or GCSA Certification , within 6 months of start date

Experience with monitoring and cybersecurity tools, including ACAS Security Center , Evaluate STIG, SCAP, STIG Viewer, or Nessus Scanner

Experience with CI / CD pipelines and DevOps practices

Experience with threat intelligence platforms and incident response frameworks

Knowledge of changes in RHEL 10

Red Hat Certified Engineer ( RHCE ) or equivalent Certification

New, Posted 1 day ago

Recommended

Apply Directly

Network Admin Trainee - 216 Certifications Available

U.S. Army Reserves

Baltimore, MD 21215

OnsiteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Competitive pay with opportunities for bonuses

Monthly salary (based off pay grade and time in service)

Signing bonus - up to $40,000 in cash bonuses for completing training in selected Military Occupational Specialties

Paid Training and credentialing to strengthen your skillsets

Housing and meal allowance for full-time Soldier

30 days paid annual vacation

401(K) type savings plan

Full-coverage medical and dental insurance for Soldiers and immediate family member

Paid tuition opportunities to continue your education

Part-time or full-time

*****THIS POSITION REQUIRES AN ENLISTMENT IN THE U.S. ARMY OR ARMY RESERVE*****

U.S. Citizen

High School Diploma or GED

Meet Tattoo Guidelines

No Major Law Violations

No Medical Concerns

Apply Directly

Senior Systems Administrator Engineer (Government)

At&t

Chantilly, VA 20152

$98,100-$220,000/yr

~ 22 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Earns between $98,100 - $220,000 yearly

Medical/Dental/Vision coverage

401(k) plan

Tuition reimbursement program

Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)

Paid Parental Leave

Paid Caregiver Leave

Additional sick leave beyond what state and local law require may be available but is unprotected • Adoption Reimbursement

Disability Benefits (short term and long term)

Life and Accidental Death Insurance

Supplemental benefit programs: critical illness/accident hospital indemnity/group legal

Employee Assistance Programs (EAP)

Extensive employee wellness programs

Employee discounts up to 50% off on eligible AT&T; mobility plans and accessories, AT&T; internet (and fiber where available) and AT&T; wireline phone

Onsite 5 days per week

A minimum of 5 days per week

40

Regular

Bachelor's degree and minimum 5 years of relevant experience in Security operations of systems supporting: Virtualization, Windows and Linux Computing solution engineering and architecture solutions

Experience with on-premise, cloud and hybrid-cloud based deployments.

US citizenship is required.

Active federal security clearance.

Top Secret/SCI with polygraph.

Active Cleared Individual clearance supporting the overall business up to TS/SCI with polygraph.

CISSP, virtual computing certifications, (DoDD 8570/ DoDD 8140).

Experience with ITSM and/or ServiceNow.

Comparable VMware certifications, RHCE, MS Certifications, Security Certifications IAT/IAM levels 1-3.

Working knowledge of common operating systems (Windows, Linux, etc.) and basic endpoint security principles.

Extensive experience in security operations and systems listed in the posting.

New, Posted 21 hours ago

Recommended

Apply Directly

Network Administrator

ITEX Services

Mc Lean, VA 22102

New, Posted 21 hours ago

Apply Directly

Senior Administrative Coordinator

Independent Project Analysis

Ashburn, VA 20146

Apply Directly

Administrative Assistant

Procession Systems

Reston, VA 20190

New, Posted 21 hours ago

Apply Directly

Oracle PL/ SQL Developer / Developer DBA

FM Talent

Mc Lean, VA 22107

Apply Directly

Part-time Administrative Assistant

ROCS Grad Staffing

Reston, VA 20190

Apply Directly

Payroll & Multi-State Administrative Support Specialist (Part-Time)

Title IX Consulting Group

Ashburn, VA 20146

1772 System Administrator jobs in Sterling,VA

IT Network Admin - Full Medical + 30 Days Paid Vacation

Infrastructure Systems Administrator

Network Admin Trainee - 216 Certifications Available

Senior Systems Administrator Engineer (Government)

$98,100-$220,000/yr

Network Administrator

Senior Administrative Coordinator

Administrative Assistant

Oracle PL/ SQL Developer / Developer DBA

Part-time Administrative Assistant

Payroll & Multi-State Administrative Support Specialist (Part-Time)

1772 System Administrator jobs in Sterling,VA

IT Network Admin - Full Medical + 30 Days Paid Vacation

Infrastructure Systems Administrator

Network Admin Trainee - 216 Certifications Available

Senior Systems Administrator Engineer (Government)

$98,100-$220,000/yr

Network Administrator

Senior Administrative Coordinator

Administrative Assistant

Oracle PL/ SQL Developer / Developer DBA

Part-time Administrative Assistant

Payroll & Multi-State Administrative Support Specialist (Part-Time)

1772 System Administrator jobs in Sterling,VA

IT Network Admin - Full Medical + 30 Days Paid Vacation

Infrastructure Systems Administrator

Pay$86,800.00 to $198,000.00 (annualized USD)BenefitsRecognition awards programBenefitsHealth, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care

Network Admin Trainee - 216 Certifications Available

PayCompetitive pay with opportunities for bonusesPayMonthly salary (based off pay grade and time in service)PaySigning bonus - up to $40,000 in cash bonuses for completing training in selected Military Occupational Specialties

Senior Systems Administrator Engineer (Government)

$98,100-$220,000/yr

PayEarns between $98,100 - $220,000 yearlyBenefitsMedical/Dental/Vision coverageBenefits401(k) plan

Network Administrator

Senior Administrative Coordinator

Administrative Assistant

Oracle PL/ SQL Developer / Developer DBA

Part-time Administrative Assistant

Payroll & Multi-State Administrative Support Specialist (Part-Time)

1772 System Administrator jobs in Sterling,VA

IT Network Admin - Full Medical + 30 Days Paid Vacation

Infrastructure Systems Administrator

Pay$86,800.00 to $198,000.00 (annualized USD)BenefitsRecognition awards programBenefitsHealth, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care

Network Admin Trainee - 216 Certifications Available

PayCompetitive pay with opportunities for bonusesPayMonthly salary (based off pay grade and time in service)PaySigning bonus - up to $40,000 in cash bonuses for completing training in selected Military Occupational Specialties

Senior Systems Administrator Engineer (Government)

$98,100-$220,000/yr

PayEarns between $98,100 - $220,000 yearlyBenefitsMedical/Dental/Vision coverageBenefits401(k) plan

Network Administrator

Senior Administrative Coordinator

Administrative Assistant

Oracle PL/ SQL Developer / Developer DBA

Part-time Administrative Assistant

Payroll & Multi-State Administrative Support Specialist (Part-Time)