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Linux Network Engineer Jobs (NOW HIRING)

Nightwing

Linux Systems Engineer

Sterling, VA · On-site

This role is ideal for an engineer with deep expertise in Linux networking, policy-based routing, kernel performance tuning, infrastructure automation, and modern VPN technologies including WireGuard ...

SAIC

Senior Network Engineer

Chantilly, VA

$200K - $240K/yr

Network Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI ... Experience troubleshooting Linux networking issues with tools such as TCPDump, Wireshark, Netstat ...

RZR

Network Engineer

San Francisco, CA · On-site

They are seeking a skilled Network Engineer to design and manage their high-performance network ... Cumulus Linux, ensuring stable and high-performance routing and switching. • Manage and ...

SEACORP

Network Engineer (Linux)

Middletown, RI · On-site

The Network Engineer will be responsible for designing, implementing, maintaining, and supporting enterprise network infrastructure to ensure optimal performance, reliability, and security. This ...

Metrea

Mission Network Engineer

Annapolis, MD · On-site

These environments include physical and virtual infrastructure, Linux-based systems, multiple ... The Mission Network Engineer will support secure connectivity, segmentation, traffic protection ...

Bridge Core (BCore)

Network Engineer

Chantilly, VA · On-site

$170K - $185K/yr

Overview Network Engineer Chantilly, VA TS/SCI with Poly At Bcore, our strength comes from how we ... Linux as a router) and locking them down to meet cyber security standards. * Experience configuring ...

Belcan

Network Engineer

Frisco, TX · On-site

$97K - $130K/yr

A Network Engineer position in Frisco, TX is currently available at Belcan. We are seeking a ... Utilize Linux command-line utilities, shell scripting, and Python/C/C++ programs to automate basic ...

Belcan

Network Engineer

Frisco, TX

$97K - $130K/yr

A Network Engineer position in Frisco, TX is currently available at Belcan. We are seeking a ... Utilize Linux command-line utilities, shell scripting, and Python/C/C++ programs to automate basic ...

EVTKS

Mid-level Windows/Linux Network Administrator

NJ · On-site

$80K - $100K/yr

You will assist senior network engineers responsible for maintaining and improving all networking equipment in a mixed Linux and Windows based environment. Responsibilities * Provide 2nd Level ...

VTG

Network Engineer

Chantilly, VA · On-site

Proficiency with Linux/Unix systems and basic scripting (Python, Bash) Qualifications: * Active TS ... Engineering, or related field. * 5+ years of experience in network engineering or network ...

VTG

Network Engineer

Mclean, VA

Proficiency with Linux/Unix systems and basic scripting (Python, Bash) Qualifications: * Active TS ... Engineering, or related field. * 5+ years of experience in network engineering or network ...

Bridge Core (BCore)

Network Engineer

Chantilly, VA · On-site

$170K - $185K/yr

Overview Network Engineer Chantilly, VA TS/SCI with Poly At Bcore, our strength comes from how we ... Linux as a router) and locking them down to meet cyber security standards. * Experience configuring ...

SAIC

Senior Network Engineer

Chantilly, VA · On-site

$200K - $240K/yr

Network Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI ... Experience troubleshooting Linux networking issues with tools such as TCPDump, Wireshark, Netstat ...

Bridge Core (BCore)

Network Engineer

Chantilly, VA · On-site

$170K - $185K/yr

Network Engineer Chantilly, VA TS/SCI with Poly At Bcore, our strength comes from how we deliver ... Linux as a router) and locking them down to meet cyber security standards. * Experience configuring ...

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Linux Network Engineer information

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How much do linux network engineer jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for linux network engineer in the United States is $63.87, according to ZipRecruiter salary data. Most workers in this role earn between $60.34 and $67.55 per hour, depending on experience, location, and employer.

What are some common challenges faced by Linux network engineers in their daily work?

Linux Network Engineers often encounter challenges such as diagnosing complex connectivity issues, maintaining consistent network uptime, and securing network infrastructure against evolving threats. They may be required to rapidly troubleshoot problems that can impact multiple users or systems, sometimes in high-pressure environments. Additionally, staying current with new networking technologies and software updates is an ongoing necessity. Collaborating with cross-functional teams, documenting configurations, and providing on-call support can also be significant parts of the role. These challenges make the position dynamic and rewarding for those who enjoy analytical problem-solving and continuous learning.

What is a Linux network engineer?

A Linux Network Engineer is responsible for designing, implementing, and maintaining network infrastructures using Linux-based systems. They configure network devices, troubleshoot connectivity issues, and optimize network performance. Their role often involves working with firewalls, VPNs, routing protocols, and automation tools. Strong knowledge of Linux administration, networking protocols, and security practices is essential.

What are the key skills and qualifications needed to thrive as a Linux network engineer?

To thrive as a Linux Network Engineer, strong expertise in Linux system administration, networking protocols (TCP/IP, DNS, DHCP), and troubleshooting is essential, often supported by a degree in computer science or related certifications such as CompTIA Linux+ or RHCE. Hands-on experience with network monitoring tools, scripting languages (like Bash or Python), and enterprise networking equipment is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help set candidates apart. These competencies ensure reliable network performance, efficient issue resolution, and seamless collaboration within IT teams.

More about Linux Network Engineer jobs
What are the most commonly searched types of Linux Network Engineer jobs? The most popular types of Linux Network Engineer jobs are:
What states have the most Linux Network Engineer jobs? States with the most job openings for Linux Network Engineer jobs include:
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Linux Network Engineer jobs near you
Infographic showing various Linux Network Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 12% Part Time, and 7% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $132,840 per year, or $63.9 per hour.

Linux Systems Engineer

Nightwing

Sterling, VA • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 29 days ago

Job description

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.
Nightwing is seeking a highly skilled Linux Systems Engineer to design, deploy, optimize, automate, and support large-scale Linux infrastructure supporting secure networking and remote-access services. This role is ideal for an engineer with deep expertise in Linux networking, policy-based routing, kernel performance tuning, infrastructure automation, and modern VPN technologies including WireGuard, OpenVPN, and IPSec.
The successful candidate will collaborate closely with network engineering, systems administration, and platform engineering teams to deliver highly available, secure, and scalable infrastructure solutions in mission-critical environments.
Primary Responsibilities
Linux Infrastructure Engineering
  • Design, deploy, administer, and maintain enterprise Linux environments.
  • Develop standardized operating system configurations and hardened baseline builds.
  • Perform operating system upgrades, patch management, lifecycle maintenance, and performance optimization.
  • Troubleshoot complex operating system, networking, and application issues.
Advanced Network Engineering
Design and implement advanced routing architectures utilizing:
  • Policy-Based Routing (PBR)
  • Multiple routing tables
  • Route maps and traffic steering
  • Source-based and destination-based routing
  • Multi-homed network environments
Configure and troubleshoot:
  • OSPF and static routing
  • VLANs, LACP, and 802.1Q trunking
  • Network namespaces
  • VRFs
  • NAT and firewall policies
Analyze and troubleshoot network traffic using:
  • tcpdump
  • Wireshark
  • iproute2
  • nftables
  • iptables
Linux Kernel Tuning & Performance Optimization
Tune Linux kernel parameters for:
  • High-throughput networking
  • Low-latency applications
  • VPN gateway performance
  • Large-scale concurrent connections
Optimize:
  • TCP/IP stack performance
  • Network buffer sizing
  • IRQ balancing
  • CPU affinity
  • NUMA awareness
  • Memory management
Utilize performance analysis tools including:
  • perf
  • sar
  • vmstat
  • iostat
  • eBPF observability tools
  • systemd performance metrics
VPN Engineering
Design, deploy, and support secure VPN infrastructures using:
  • OpenVPN 2.6+
  • WireGuard
  • IPSec
Implement and support:
  • Site-to-site VPNs
  • Remote-access VPNs
  • Hub-and-spoke architectures
  • High-availability VPN clusters
  • Dynamic routing across VPN overlays
Responsibilities include:
  • Troubleshooting encryption, routing, MTU, and performance issues
  • Implementing modern cryptographic standards and VPN hardening best practices
Configuration Management & Automation
Develop and maintain Infrastructure-as-Code (IaC) solutions using SaltStack.
Create and maintain:
  • Salt States
  • Pillars
  • Custom modules
  • Orchestration workflows
Automate:
  • System provisioning
  • Configuration deployment
  • Compliance enforcement
  • VPN deployments
  • Security baseline management
Integrate SaltStack with CI/CD pipelines and infrastructure monitoring platforms.
Required Qualifications:
Current Top-Secret Clearance with SCI Eligibility
Technical Experience
  • 5+ years of Linux Systems Engineering experience
  • 3+ years of advanced Linux networking experience
  • 3+ years of VPN engineering experience
  • 3+ years of SaltStack administration and automation experience
Operating Systems
Strong hands-on experience with:
  • Debian Linux
  • Ubuntu Linux
Networking Expertise
Demonstrated expertise with:
  • Policy-Based Routing (PBR)
  • iproute2
  • Routing tables and policy rules
  • Linux bridges
  • Bonding and teaming
  • VLANs
  • VRFs
  • Network namespaces
  • Dynamic routing protocols
  • High-availability networking architectures
VPN Expertise
Strong practical experience with:
  • WireGuard
  • OpenVPN 2.6+
  • IPSec
  • PKI and certificate management
  • TLS authentication
  • Multi-site VPN topologies
  • VPN performance tuning
Automation & Scripting
Experience with:
  • SaltStack
  • Python
  • Bash
  • Git
  • CI/CD workflows

Preferred Qualifications
  • Experience supporting cloud platforms including:
    • Google Cloud Platform (GCP)
    • Amazon Web Services (AWS)
    • Microsoft Azure
  • Experience with container technologies:
    • Docker
    • Kubernetes
  • Experience supporting confidential computing environments
  • Knowledge of CNSA-compliant cryptographic implementations
  • Familiarity with eBPF-based observability and network diagnostics
  • Industry certifications such as:
    • RHCE
    • LFCE
    • CCNP
    • Equivalent advanced certifications

Desired Skills
  • Exceptional troubleshooting and root-cause analysis capabilities
  • Strong documentation and technical writing skills
  • Ability to operate independently in mission-critical environments
  • Experience designing highly available and fault-tolerant systems
  • Security-first mindset with strong infrastructure design principles
  • Excellent collaboration and communication skills

Salary & Benefits
The salary associated with this position ($99,000-$206,000) is commensurate with the selected candidate's qualifications, years of relevant experience, and demonstrated level of expertise. Compensation will be determined based on these factors to ensure alignment with skills, responsibilities, and market standards.
Nightwing offers medical, vision and dental insurance coverage in addition to a 401k plan, PTO, Holidays, and additional insurances.
Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

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