Cybersecurity Infrastructure Engineer
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Job Location:
Huntsville, AL - USA
Monthly Salary:
$ 67600 - 122200
Posted on:
12-10-2025
Vacancies:
1 Vacancy
Job Summary
Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Sector employees are solving critical challenges across the globe. At Leidos we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers success. We empower our teams contribute to our communities and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers our people and our community. Our Mission Vision and Values guide the way we do offices across the United States engaging in the defense space cyber and commercial fields Leidos provides responsive cost-effective engineering scientific and IT solutions. Leidos is well known for our people-oriented culture positive work environment technical excellence and resilient business ethics.
Within the Defense Sector the Airborne Solutions Business Area at Leidos currently has an opening for a talented Cybersecurity Infrastructure Engineer to work in our Huntsville office.
Primary Responsibilities.
- Serve as technical representative and liaison between program leadership and corporate cybersecurity stakeholders.
- Analyze and understand cybersecurity requirements and engage with stakeholders to communicate impact of requirements.
- Work with stakeholders to implement cybersecurity standards and best practices.
- Research security trends and advise on methods to mitigate potential impact.
- Design implement and maintain secure development environments supporting program functions.
- Perform and coordinate technical tasks for programs to ensure compliance.
- Create and maintain artifacts for programs regarding cybersecurity policies procedures and evidence of cybersecurity compliance.
- Perform system administration tasks including user access software installation and updates system monitoring system hardening and vulnerability remediation.
- Respond to and mitigate security incidents and threats.
- Provide technical support to programs for cybersecurity requirements and information systems.
Basic Qualifications.
- B.S in Computer Science Information Systems or equivalent technical degree and 1-4 prior years of experience.
- Candidate must be a resident of north Alabama or willing to relocate to the area.
- Basic knowledge of network architecture (firewalls static/dynamic IP configuration subnets network diagrams).
- Basic knowledge of network protocols (SSH HTTP/S TCP/IP DHCP DNS RDP VPN).
- Basic experience with Windows and Linux OS (shell software install/update access management basic scripting).
- Basic knowledge of security tools (Logging/Monitoring Antivirus Encryption Intrusion Detection).
- Strong communication and problem-solving skills.
- Basic proficiency in MS365 tools (Word PowerPoint Excel SharePoint).
- Ability to work across multiple teams/programs (i.e. multitask).
Preferred Qualifications.
- Possess and be able to maintain an active TS/SCI TS or Secret clearance.
- Hands-on experience with System Administration and Security Tools (CrowdStrike Splunk/Nessus UFW)
- Knowledge of mailing lists/postings for security vulnerabilities (CVE CISA OWASP NIST NVD Seclists).
- Knowlege of Security Protocols (TLS/SSL Kerberos LDAP)
- Knowledge of relevant cybersecurity standards (NIST 800-171 NIST 800-53 Risk Management Framework (RMF) Cybersecurity Maturity Model Certification (CMMC)).
- CompTIA Cybersecurity Analyst (CompTIA CySA) Certified Information Systems Security Professional (CISSP).
- Experience with cybersecurity benchmarks (CIS DISA Security Technical Implementation Guides (STIGs)).
- The ideal candidate will have experience in or be able to work in the areas of software development DevSecOps or software testing.
- Current possession of Secret or Top Secret clearance is a plus.
Security Clearance Qualifications:
Must be a U.S. Citizen with the ability to obtain and maintain a Secret Security Clearance.
Come break things (in a good way). Then build them smarter.
Were the tech company everyone calls when things get weird. We dont wear capes (theyre a safety hazard) but we do solve high-stakes problems with code caffeine and a healthy disregard for how its always been done.
Original Posting:
October 10 2025For U.S. Positions: While subject to change based on business needs Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $67600.00 - $122200.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.
Key Skills
- Jenkins
- Ruby
- Python
- Active Directory
- Cloud
- PowerShell
- Windows
- AWS
- Linux
- SAN
- Java
- Troubleshoot
- Backup
- Puppet
- hardware
About Company
Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.
