Systems Engineer – IT Infrastructure

Leidos

. Lead and execute day-to-day engineering activities for integration and test facilities .

Posted 9/16/2026full-timeConcord • Massachusetts • United StatesJuniorMid-Level💰 $107,900 - $195,050 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in designing, implementing, and maintaining secure network infrastructures, with a strong focus on compliance with DoD cybersecurity requirements. Proficient in troubleshooting complex connectivity and communications issues while collaborating effectively with cross-functional engineering teams.

Highest-signal resume keywords

Network Infrastructure DesignDoD Cybersecurity ComplianceServer and Network ConfigurationTroubleshooting Connectivity IssuesActive DoD Secret Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Network Architecture DevelopmentServer AdministrationLinux System ConfigurationWindows System ConfigurationRouter ConfigurationSwitch ConfigurationFirewall ConfigurationVLAN ManagementVPN ConfigurationConfiguration Management

Soft Skills

Strong Written CommunicationStrong Verbal Communication

Tools & Technologies

Atlassian SuiteJiraConfluenceVMwareProxmoxDockerKubernetes

Certifications & Qualifications

Cisco CCNACisco CCNPCompTIA Network+CompTIA Security+Juniper JNCISPalo Alto PCNSA

Industry Keywords

DoDCybersecuritySystem Development Life CycleNetwork HardeningSTIG ImplementationVulnerability RemediationRMFATO

Tech Stack

Tools & technologies

Cyber SecurityDockerFirewallsKubernetesLinuxSwitchingVMware

About the role

Key responsibilities & impact

Lead and execute day-to-day engineering activities for integration and test facilities
Maintain IT infrastructure within the Systems Integration Laboratory and MATR test facilities, including servers, switches, routers, firewalls, communication interfaces, and computing/networking infrastructure
Integrate commercial, Government, and third-party/OEM technologies into a secure and interoperable C-sUAS system-of-systems environment
Analyze system and interface requirements and develop and implement network solutions
Collaborate with Systems Engineering, Software Engineering, Cyber Engineering, and Integration & Test teams
Support system integration events, customer demonstrations, operational assessments, troubleshooting efforts, field-reported issues, and field installations
Implement and maintain secure network configurations compliant with DoD and Leidos cybersecurity requirements
Develop and maintain network architecture diagrams, implementation plans, configuration baselines, and technical documentation

Requirements

What you’ll need

Typically requires BS and 4–8 years of prior relevant experience or Master’s with 2–6 years of prior relevant experience
Must possess and maintain an active DoD Secret clearance or higher
U.S. citizenship required
Experience designing, implementing, configuring, and maintaining server and network infrastructures supporting mission-critical systems
Hands-on experience with routers, switches, firewalls, wireless infrastructure, and communications hardware
Experience configuring and administering Linux, Windows, or virtual machine-based systems
Experience supporting infrastructure engineering throughout the system development life cycle
Ability to troubleshoot and resolve connectivity, routing, switching, firewall, VLAN, VPN, addressing, and communications problems
Experience developing and maintaining network architecture diagrams and configuration documentation
Experience with configuration-management and change-control processes
Familiarity with DoD cybersecurity requirements, network hardening, STIG implementation, vulnerability remediation, and RMF/ATO activities
Strong written and verbal communication skills
Preferred: Atlassian suite, including Jira and Confluence
Preferred: virtualization and container technologies including VMware, Proxmox, Docker, or Kubernetes
Preferred: industry certifications such as Cisco CCNA/CCNP, CompTIA Network+/Security+, Juniper JNCIS, Palo Alto PCNSA, or equivalent

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Leidos Website LinkedIn All Job Openings 10,000+ employees Founded 1969 🏥 Healthcare 💼 Consulting 📦 Logistics Healthcare
Consulting
Logistics Leidos is a leading systems integrator in science, technology, and engineering, providing solutions that transform and enable the missions of its customers. The company operates across various markets, including aviation, defense, energy, government, healthcare, intelligence, science, and space. Leidos is involved in AI, digital modernization, cyber operations, and integrated and mission software systems. With a commitment to diversity, equity, inclusion, and sustainability, Leidos also engages in charitable efforts and community enrichment programs. Additionally, it contributes to developing solutions for counter-unmanned aerial systems and electric vehicle infrastructure for military applications. Systems Engineer – IT Infrastructure 🔥 21 minutes ago 🏢 Concord – Onsite 💵 $107.9k - $195.1k / year ⏰ Full Time 🟢 Junior 🟡 Mid-level ⚙️ Systems Engineer 🦅 H1B Visa Sponsor 👻 Ghost score 0% Cyber Security Docker Firewalls Kubernetes Linux Switching VMware Apply Now Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Lead and execute day-to-day engineering activities for integration and test facilities
Maintain IT infrastructure within the Systems Integration Laboratory and MATR test facilities, including servers, switches, routers, firewalls, communication interfaces, and computing/networking infrastructure
Integrate commercial, Government, and third-party/OEM technologies into a secure and interoperable C-sUAS system-of-systems environment
Analyze system and interface requirements and develop and implement network solutions
Collaborate with Systems Engineering, Software Engineering, Cyber Engineering, and Integration & Test teams
Support system integration events, customer demonstrations, operational assessments, troubleshooting efforts, field-reported issues, and field installations
Implement and maintain secure network configurations compliant with DoD and Leidos cybersecurity requirements
Develop and maintain network architecture diagrams, implementation plans, configuration baselines, and technical documentation 🎯 Requirements
Typically requires BS and 4–8 years of prior relevant experience or Master’s with 2–6 years of prior relevant experience
Must possess and maintain an active DoD Secret clearance or higher
U.S. citizenship required
Experience designing, implementing, configuring, and maintaining server and network infrastructures supporting mission-critical systems
Hands-on experience with routers, switches, firewalls, wireless infrastructure, and communications hardware
Experience configuring and administering Linux, Windows, or virtual machine-based systems
Experience supporting infrastructure engineering throughout the system development life cycle
Ability to troubleshoot and resolve connectivity, routing, switching, firewall, VLAN, VPN, addressing, and communications problems
Experience developing and maintaining network architecture diagrams and configuration documentation
Experience with configuration-management and change-control processes
Familiarity with DoD cybersecurity requirements, network hardening, STIG implementation, vulnerability remediation, and RMF/ATO activities
Strong written and verbal communication skills
Preferred: Atlassian suite, including Jira and Confluence
Preferred: virtualization and container technologies including VMware, Proxmox, Docker, or Kubernetes
Preferred: industry certifications such as Cisco CCNA/CCNP, CompTIA Network+/Security+, Juniper JNCIS, Palo Alto PCNSA, or equivalent Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score View More Systems Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Remote jobs Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources About us Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Is Remote Rocketship legit? Privacy policy Terms of service Job board SEO course Remote Job Search MasterClass Resume Review AI Apply Copilot OpenClaw job finder API docs Find jobs using your resume Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs