Network administrator jobs in Silver Spring, MD and nearby (764 jobs)

Network administrator jobs within 25 miles of Silver Spring, MD. Nearby towns and cities are included. Distances are straight-line, not driving distances.

Counted Nov 9, 2026

Hiring at a glance

View jobs

Open jobs: 764
Employers: 285

Advertised starting pay

Average starting payUSD / year: $112,492Across 106 listings
Average starting payUSD / hour: $60.90Across 16 listings

Employer-advertised starting pay, not employee salaries. Currencies and pay periods stay separate.

Where work happens

Remote: 0%0 listings
Hybrid: 4%29 listings
On-site: 19%145 listings

Not specified: 77% (590 listings)

Employers hiring include Cymertek (35), Leidos (34), CACI International (29).

Sources & calculation notes

These figures describe the listings on this role page at the date shown, not the whole job market. Listings can change.

Employer-listed minimums from at least 10 listings per currency and pay period. These are advertised starting amounts, not employee salaries. Jobs without a minimum and unusual amounts are excluded.

Hybrid and on-site classifications may be inferred from descriptions. Check the original ad. How we count

Network administrator jobs in Silver Spring, MD and nearby

Within 25 miles

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Added 24 days ago
Network Administrator
Cymertek
Tysons, VA
We are looking for a skilled and proactive Network Administrator to manage and support our organization’s network infrastructure. In this role, you will ensure the reliability, security,…
Added 24 days ago
Network Administrator
Cymertek
Tysons, VA
We are seeking a skilled and proactive Network Administrator to join our team and ensure the reliability, security, and efficiency of our organization's network infrastructure. In this…
Added 24 days ago
Network Engineer / Systems Administrator (SA)
Cymertek
Chantilly, VA
We are seeking a highly skilled and proactive **Network Engineer / Systems Administrator (SA)** to join our team and play a pivotal role in maintaining and enhancing our IT infrastructure.…
Added 24 days ago
Network Engineer / Systems Administrator (SA)
Cymertek
Reston, VA
We are seeking a highly skilled and proactive **Network Engineer / Systems Administrator (SA)** to join our team and play a pivotal role in maintaining and enhancing our IT infrastructure.…
Added 24 days ago
Network Engineer / Systems Administrator (SA)
Cymertek
Tysons, VA
We are seeking a highly skilled and proactive **Network Engineer / Systems Administrator (SA)** to join our team and play a pivotal role in maintaining and enhancing our IT infrastructure.…
Added 24 days ago
Network System Administrator
Cymertek
Chantilly, VA
We are looking for a dedicated and detail-oriented Network Systems Administrator to join our team and oversee the design, implementation, and maintenance of our network and system…
Added 24 days ago
Network System Administrator
Cymertek
Reston, VA
We are looking for a dedicated and detail-oriented Network Systems Administrator to join our team and oversee the design, implementation, and maintenance of our network and system…
Added 24 days ago
Network System Administrator
Cymertek
Tysons, VA
We are looking for a dedicated and detail-oriented Network Systems Administrator to join our team and oversee the design, implementation, and maintenance of our network and system…
Added 24 days ago
System Administrator
Cymertek
Chantilly, VA
We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security, and performance of our IT infrastructure. In this role, you…
Added 24 days ago
System Administrator
Cymertek
Reston, VA
We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security, and performance of our IT infrastructure. In this role, you…
Added 24 days ago
System Administrator
Cymertek
Tysons, VA
We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security, and performance of our IT infrastructure. In this role, you…
Added 24 days ago
Unix / Linux System Administrator with DevOps
Cymertek
Chantilly, VA
We are seeking a talented and motivated **Unix / Linux System Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and…
Added 24 days ago
Unix / Linux System Administrator with DevOps
Cymertek
Reston, VA
We are seeking a talented and motivated **Unix / Linux System Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and…
Added 24 days ago
NI
System Administrator, SME
Navstar Inc.
Fort Meade, MD
- $200,000 to $250,000 USD / year
Navstar is seeking a motivated and experienced Linux System Administrator for a small, di
Added 24 days ago
Cybersecurity - System Administrator - AWS, NiFi, Data Links
Erias Ventures, LLC
Fort Meade, MD
Added 24 days ago
GS
System Administrator (52710)
GAP SOLUTIONS INC
Bethesda, MD
- $100,000 to $115,000 USD / year
Position Objective: Provide services as a System Administrator III in support of the overall functions of the National Institutes of Health (NIH), National Institute of Allergy and…
Added 24 days ago
System Administrator Level 1, 2, and 3
WILLCOR Inc
Fort Meade, MD
System Administrator Level 1, 5 years of experience and a technical Bachelor’s degree or 10 years of experience
Added 24 days ago
System Administrator SME
WILLCOR Inc
Fort Meade, MD
The System Administrator Specialist ensures seamless operation of our multi-user computer system. This role collaborates closely with the software engineering team and oversees system…
Added 24 days ago
ServiceNow System Administrator
Associates Systems LLC
Adelphi, MD
Added 24 days ago
GE
Senior System Administrator
GCUBED ENTERPRISES INC
Fort Belvoir, VA
- $95,000 to $115,000 USD / year
Added 24 days ago
Senior Network Administrator
Cortek Inc
Falls Church, VA
Description: CORTEK is seeking a Senior Network Administrator to provide Network Operations (NetOps) support for the Bureau of Medicine and Surgery (BUMED) Headquarters. The Senior Network…
Added 24 days ago
Senior System Administrator
Sebenza, LLC
Lanham, MD
Sebenza LLC is a woman owned small business operating out of McLean, VA. We currently have an immediate opening for a Sr. Systems Administrator to support our contract in Lanham, MD.
Added 24 days ago
Sr. Systems Administrator
Sebenza, LLC
Lanham, MD
…SOW, as identified herein. The Subcontractor (Senior Systems Administrator) is responsible for providing technical support. The following…
Added 24 days ago
Active Directory System Administrator
Sebenza, LLC
Lanham, MD
Sebenza LLC is a woman owned small business operating out of McLean, VA We currently have an immediate opening for a Sr. Systems Administrator to support our contract in Lanham, MD.
Added 24 days ago
Jr. Systems Administrator
Sebenza, LLC
Lanham, MD
…SOW, as identified herein. The Subcontractor (Junior Systems Administrator) is responsible for providing technical support. The…

CACI

Linux Systems Administrator

Fort Meade, MD, United States
Fort Meade, United States

$120,800 - $265,800 · Full-time

Apply About employer

Applications open in a new tab.

Job details

Pay: $120,800 - $265,800
Job type: Full-time
Apply by: Apr 13, 2027
Experience: 10+ years of progressive Systems Administration experience supporting enterprise IT infrastructure in secure Linux environments
Posting language: English
Posted: Oct 15, 2026

Original job description

Job Title: Linux Systems Administrator

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

We are seeking a highly skilled Linux Systems Administrator to support mission-critical enterprise infrastructure in a secure Department of Defense/Intelligence Community environment. The successful candidate will provide advanced systems administration, network infrastructure support, virtualization, automation, cybersecurity compliance, and enterprise systems maintenance while ensuring high availability, security, and operational readiness.

This position requires an experienced systems engineer capable of working independently, troubleshooting complex infrastructure issues, implementing secure enterprise solutions, and supporting highly classified operational environments.

Required Qualifications

Active TS/SCI clearance with a current Polygraph
Bachelor's degree in Information Technology, Computer Science, Engineering, or related field (additional relevant experience may be substituted for education)
10+ years of progressive Systems Administration experience supporting enterprise IT infrastructure in secure Linux environments
DoD 8570/8140 IAT Level II certification (Security+, CySA+, CCNA Security, or equivalent)

Technical Requirements

Candidates should possess strong experience in several of the following areas:

Administration and support of Cisco ASA, Cisco Firepower, and Palo Alto firewalls, including security policy management, troubleshooting, and enterprise firewall administration.
Configuration, implementation, and maintenance of IPSEC VPNs, secure VPN tunneling (including ASA-to-ASA connectivity), and secure enterprise networking.
Administration of VMware or comparable virtualization platforms, including virtual machine provisioning, maintenance, performance tuning, and lifecycle management.
Experience developing automation solutions using Python and/or Bash, with hands-on implementation of Ansible and Ansible Playbooks for infrastructure provisioning, configuration management, and operational efficiency.
Strong knowledge of enterprise server administration across Windows and Linux platforms, system hardening, patch management, and infrastructure support.
Experience performing IAVA patching, vulnerability remediation, STIG implementation, and maintaining compliance with DoD cybersecurity requirements.
Working knowledge of Secure The Enterprise (STE) and Secure The Network (STN) processes and security initiatives.
Experience utilizing Nessus for vulnerability scanning, analysis, remediation, and continuous security monitoring.
Hands-on experience with hardware installation, rack and stack, structured cabling, equipment deployment, and maintaining accurate infrastructure documentation and network diagrams.
Demonstrated ability to troubleshoot complex systems, networks, and security issues while supporting highly available enterprise environments.

Preferred Qualifications

Experience with one or more of the following is highly desirable:

Containerization technologies including Docker and Kubernetes
Infrastructure as Code (IaC) and configuration management best practices
Enterprise monitoring and logging solutions (Splunk, Elastic, SolarWinds, etc.)
Active Directory, DNS, DHCP, PKI, LDAP, and certificate management
Disaster recovery, backup technologies, and high-availability architectures
Cisco (CCNA/CCNP), Palo Alto (PCNSA/PCNSE), VMware (VCP), Red Hat (RHCSA), or equivalent technical certifications

This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.

What You Can Expect:

A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$120,800 - $265,800

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Apply About employer

More about this job

Skills

Linux
System administration
Cybersecurity
Regulatory compliance
Work independently
Troubleshooting
Computer technology
Computer science
Security+
CCNA
VPN
VMware
Python
Bash
Ansible
Microsoft Windows
Nessus
Documentation
Troubleshoot
Docker
Kubernetes
Infrastructure as code
Splunk
SolarWinds
Microsoft Active Directory
DNS
DHCP
LDAP
Implement ICT recovery system
CCNP

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