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Senior Cybersecurity Engineer

CACI International Inc
Springfield, United Statesfull_timeVerifiedPosted 4 Aug 2026
💰 $237,800/yr($113,200/yr$237,800/yr)

About the role

Job Title: Senior Cybersecurity Engineer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

* * *

The Opportunity:

TCS offers a long-term contract opportunity supporting the National Geospatial-Intelligence Agency’s (NGA). Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security. Joining the TCS Team means working with truly cutting-edge technologies, on high performing cyber engineering teams, and benefiting from accelerated professional growth! In this Senior role you'll get to:

  • Architect, Design, Build, Configure, and deploy on-premises and cloud-based cybersecurity infrastructure and applications running on Windows and Linux operating systems

  • Engineer and implement cybersecurity solutions leveraging cloud services such as EC2, EBS, ELB, S3, and RDS. Provision AMIs, perform software installations, troubleshooting and maintenance.

  • Assist with research and implementation of enterprise-wide cybersecurity solutions/capabilities/enhancements to support customer business/mission goals and objectives.

  • Evaluate and recommend changes and/or technology upgrades to address performance, standardization and industry best practices

  • Provide specific, detailed information for hardware and software selection, implementation techniques, and tools for the most efficient solution to meet business needs, including present and future capacity requirements.


Responsibilities:

  • Represent customer requirements in technical exchanges with other government agencies.

  • Develop and maintain architecture diagrams.

  • Develop and maintain a road map for capabilities, operations, and technologies.

  • Assist with development and execution of test plans and supporting documentation of all network configuration upgrades, additions or revisions for customer approval before implementation.

  • May serve as a team or task lead.

  • Coordinate with stakeholders and external assessors to facilitate security assessments and authorization processes.


Qualifications:

Required: 

  • Candidate must have a TS/SCI with ability to obtain a Polygraph

  • Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, or a related field (in lieu of degree additional 8yrs+ of work-related experience)

  • 6+ years related technical experience in network/cybersecurity engineering and experience with large-scale enterprise/global networks in a highly diverse environment with an emphasis in DoD capabilities

  • Certified DoD 8140.01 and 8570.01-M Information Assurance Technical Officer (IAT) Level III 

  • CSSP Infrastructure Support certification within 6 months of start date.

  • ​A deep expertise in one of the following areas and working knowledge of one or more of the other following: Network Detection and Response (Vectra, Extrahop, Corelight etc), Endpoint Detection and Response (Carbon Black, CrowdStrike Falcon, Microsoft Defender), Next-Generation Firewalls (Palo Alto, Juniper, Cisco), Intrusion Detection/Prevention Systems (Cisco Firepower), F5 platforms, email/web security gateways (Proofpoint, Cisco)

  • Strong technical background with a thorough understanding of cloud infrastructure, security principles, compute, storage, and transport.

  • Expertise in Windows and Linux server operating systems.

  • Excellent writing and communication skills, including the ability to develop analytical documents and present oral presentations to senior/executive management

  • Ability to work independently with little direction and guidance

  • Demonstrated experience modernizing complex enterprise cybersecurity systems.

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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 re

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Company

CACI International Inc

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