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Salary
$104k – $218k per year
Location
In office (Springfield)
Seniority
Senior · 10+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Sep 25, 2026. CACI International scores D on the Alion truth index.

Overview
Company
Impact
Profile match
CACI International is an American technology company founded in 1962 that works almost entirely for United States defence, intelligence and federal civilian agencies. It has moved from being a conventional IT services contractor toward supplying its own technology, with a substantial expeditionary electronic warfare and signals intelligence product line, photonics and optical communications for space, and secure network modernisation. Headquartered in Reston, Virginia, the company employs more than twenty thousand people, the majority holding security clearances, and has grown through a steady programme of acquisitions that add differentiated technology rather than headcount alone.
Job Title: Senior Cybersecurity EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * *

The Opportunity:

The Senior Cybersecurity Engineer will leverage previous experience within multiple domains within a Defensive Cyber Operations (DCO) mission-set to achieve both strategic and tactical goals. The Senior Cybersecurity Engineer will oversee the day-to-day execution of all teams aligned under the Cyber Front Office. This includes identifying opportunities to mature processes and personnel with the intent to execute the mission effectively and efficiently. When appropriate, will provide guidance and recommendations to senior leadership on matters relating to the prioritization of resources.

Responsibilities:

The Senior Cybersecurity Engineer will be required to effectively work with and communicate with varying levels of stakeholders to include TCS leadership, technical customers, non-technical customers, and all TCS staff of varying skillsets and experience.

  • Responsible for designing, implementing, and maintaining an organization's cybersecurity infrastructure and systems.
  • This role involves overseeing the security of networks, data, and systems, responding to security breaches, and ensuring compliance with relevant regulations and policies. It often includes strategic planning, risk assessment, collaboration with other teams and stakeholders, and conducting Analysis of Alternatives (AoA), design studies, and authoring white papers.
  • Support the DCO mission as directed by the Chief of TCS Cyber and within the contract. With special emphasis on capturing metrics as it relates to resources and priorities.
  • You will continue to mature processes and personnel through the direction of subordinate supervisory staff.
  • Sufficient knowledge of complex enterprise cybersecurity systems and technologies with the ability to interpret network and web architecture documentation.
  • Demonstrated experience providing briefings to an executive audience.
  • Strategic Planning and Implementation
  • Developing and implementing comprehensive cybersecurity strategies and plans that align with the organization's overall goals and objectives. Good understanding of CSSP model and how it pertains to the DoD. To include the mandated DoD policies and their respective audits as they relate to the mission ATO and accreditation.
  • Excellent verbal and writing skills with the ability to write clear and concise assessment reports. Good understanding of adversarial tactics and techniques as it applies to defensive cyber operations. Supporting teams, developing cybersecurity strategies, and ensuring the organization's cyber capabilities are robust and effective.
  • Work directly with the Chief of TCS Cyber to deliver the design, development, implementation, operations, and sustainment of cybersecurity services that enhance the cybersecurity posture of NGA Programs, Systems, and Enterprise.
  • When required, will provide input to mitigate the absence of necessary capability gaps within the environment.
  • You will assist with the monitoring of personnel performance and morale of staff across the Cybersecurity Division by providing recommended courses of action, to resolve issues, to TCS leadership.
  • You will contribute to the identification and remediation of personnel staffing gaps.
  • As needed, will provide guidance or direction to lower-level staff.
  • Assists with the research and evaluation of new concepts, processes, and technology to improve performance and gain efficiencies within Cyber Engineering. With the intent to provide recommendations to the customer as it relates to Future Operations.
  • Conduct Analysis of Alternatives (AoA) to evaluate different cybersecurity solutions and strategies.
  • Perform design studies to assess the feasibility and effectiveness of proposed cybersecurity measures.
  • Author white papers on emerging cybersecurity trends, technologies, and best practices.

Qualifications:

Required:

A bachelor’s degree, or higher, in Computer Science, Cyber Security Engineering or IT-related discipline. With an additional 8 years of experience in the cybersecurity field. Additional years of experience may be substituted in lieu of degree.

  • Candidate must have**TS/SCI** with ability to obtain a Polygraph OR an active TS/SCI CI Poly Demonstrated leadership experience serving in positions such as functional manager or team lead for a minimum of 10 years.
  • Certified DoD 8140.01 and 8570.01-M Information Assurance Technical Officer (IAT) Level II
  • Certified DoD 8140.01 and 8570.01-M CSSP Infrastructure Support OR ability to obtain it with 90 days of start date
  • Understanding of the Security Operations Capability Maturity Model(s) (SOC-CMM, C2M2, or equivalents) to secure information systems. Good understanding of ODNI ICS 500-27, NSM-8, and OMB M21-31 Understanding of cybersecurity compliance policy, programs, processes, and metrics.
  • Good understanding of the DoD Acquisitions process and how it relates to budget.
  • Strong knowledge of network security, operating systems, security technologies (e.g., firewalls, intrusion detection systems, SIEM), and cybersecurity frameworks.

Desired:

Demonstrated 8 or more years of experience supporting an IC or DoD agency in adopting and transitioning systems and services to cloud environments, including hybrid cloud environments.

  • Proficient in vendor agnostic cloud security concepts
  • Strong understanding with the Intelligence Lifecycle and how it applies to Cyber Threat Intelligence reporting.
  • Strong understanding of Purple Team tactics and mitigating enterprise visibility or defensive gaps.
  • Strong understanding of MITRE ATT&CK and the ability to map the corresponding TTP to the appropriate defensive capability as it relates to countermeasure development.
-

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 resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$103,800 - $218,100

CACI is an Equal Opportunity Employer.All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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