The Leidos Digital Modernization sector is continuously looking for Security Infrastructure Engineers interested in joining the GSM-O effort in Alexandria, VA. We hire for these roles on an ongoing basis and our recruiting team will contact applicants as positions become available.

As a Security Engineer on our team, you will operate and maintain network security infrastructure utilized by a team of cybersecurity analysts in support of 24x7x365 mission-critical operations. This position is 100% on-site.

Primary Responsibilities:

Work with government counterparts, contractors, and internal team members to deploy and manage policies, rules, and signature sets on cybersecurity capabilitiesManage high-priority tasks and outagesMaintain, develop, and improve Security Infrastructure standard operating procedures and tactics, techniques, and procedures (TTPs)Maintain complete and current network and elevation diagrams for all managed security equipmentCoordinate and comply with applicable change control boards and corresponding processesAdvise and strategize with government and program leadership on ways to improve the security infrastructure, requiring multi-dimensional problem solving and ingenuity with impact on multiple aspects of the missionProvide briefings to program/project leadership, government leadership, and other internal stakeholders on security infrastructure status, updates/patches, issues, and/or upgradesOperate and maintain cybersecurity capabilities to include IDS/IPS/Netflow/SIEM/Snort/Linux/Virtualization etcEnsure Compliance standards 

Required Clearance and Certifications:

Must have an active DoD TS/SCI clearanceMust have DoD 8570 IAT II or higher certification (Security+ CE or equivalent) prior to startMust obtain a DOD-8570 CSSP Infrastructure Support certification within 6 months of start 

Required Qualifications:

Bachelor's degree and 4+ years of professional experience; additional military service and/or relevant work experience may be considered lieu of a degree2+ years of technical experience deploying and maintaining cybersecurity tools, especially IDS/IPS capabilitiesDemonstrated experience with configuring, maintaining, and troubleshooting cybersecurity infrastructure and capabilities.Demonstrated knowledge of network traffic and communications, including known ports and services.Hands-on experience with the Windows and Linux operating system and their respective command line interfaces and scripting shells   

Preferred Qualifications:

Experience with automation and orchestration frameworks (ex. Ansible, Puppet, Chef)Deep technical understanding of core current cybersecurity technologies as well as emerging capabilitiesDemonstrated understanding of the life cycle of cybersecurity threats (internal and external), attacks, attack vectors and methods of exploitation with an understanding of intrusion set TTPsMotivated self-starter with strong written and verbal communication skills, and the ability to create complex technical reports on analytic findingsFamiliarity or experience in Intelligence Driven Defense, Cyber Kill Chain methodology, and/or MITRE ATT&CK frameworkPrior hands-on experience as a SOC analyst

About our Program:
Through the J6 Penetration Handling, Incident, System Health (PHISH) support services task order on the GSM-O contract, we provide IT products, services and solutions to the Pentagon and other DoD offices and agencies for them to meet mission and business requirements. Our Cybersecurity team performs cyber defensive actions in support of J6 to prevent, detect, respond and recover from adversarial activities.

About Leidos:
Leidos makes the world safer, healthier, and more efficient through technology, engineering, and science. At Leidos, we offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We believe in doing what’s right and treating people right – always. Our corporate values, and the culture they foster, reflect that. At Leidos, culture is not just what we do — it’s how we do it. Our people, our environment and our values make all the difference. We believe diversity and inclusion create the cohesive and collaborative teams that drive innovation. Differences in thought, style, backgrounds, and opinions are valued here. 

We recognize that pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers, including competitive salaries, healthcare coverage and wellness programs, immediately vested 401k, income protection, flexible paid leave programs, and professional development and education assistance. For more insight into life at Leidos, visit us at leidos.com/careers/life.

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Original Posting Date:2024-09-26

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 $85,150.00 - $153,925.00

The Leidos pay range for this job level is a general guideline only and 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.