Cybersecurity Engineer, Senior Manager
Two Six Technologies
Arlington, VA · $175k–$200k a year · Posted October 29, 2026
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Where Arlington, VA ranks
Where Arlington, VA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Best cities for education pay after cost of living$124k · of 8
- #2Best all-round cities for AI careers in the Southeast89 / 100 · of 33
- #3Best cities for government pay after cost of living$140k · of 18
- #3Best cities for software and engineering jobs in the Mid-Atlantic456 openings · of 68
- #4Best cities for aerospace and defense pay after cost of living$152k · of 19
- #4Best cities for AI-skill jobs in the Southeast14% · of 87
Rankings about security jobs
- Best cities for security jobs #1 San Francisco (316 openings)
- Best cities for security pay after cost of living #1 San Mateo ($241k)
- Most requested AI skills in security jobs #1 AI tools in daily work (10.8%)
- Employers with the most security jobs #1 Amazon (318 roles)
How AI is used in this kind of work
Among computer occupations, all other, AI is already used for a large share of the tasks. Measured exposure for computer occupations, all other: 31% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
At Two Six Technologies, we build, deploy, and implement innovative products that solve the world’s most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what’s possible to empower our team and support our customers in building a safer global future.
Overview of Opportunity
As a Cybersecurity Engineer, Senior Manager, you will provide hands-on technical leadership for work researching and evaluating hardware and software solutions in support of defensive cyber operations. Drawing from military or government cyber mission experience, you will assess engineering prototypes, validate their operational utility, and translate customer needs into practical technical plans. Solutions may include specialized network sensors, hardware networking devices such as FPGA-based firewalls, and software written in languages such as Rust or Python. You will manage one direct report while remaining engaged in technical analysis, testing, and customer collaboration.
This is an onsite role based in our Arlington, VA office, with approximately 20% travel, including customer meetings in Herndon, VA and Laurel, MD as-needed.
Responsibilities:
Manage and mentor one direct report, including setting priorities, providing feedback, and supporting career development
Participate in performance management and hiring as needed
Plan and conduct research, evaluation, and validation of cybersecurity hardware and software solutions for assigned work
Apply defensive cyber operations experience to assess mission needs, operational constraints, and candidate solutions
Plan and conduct testing of engineering prototypes, including test procedures, measures of effectiveness, and analysis of results
Conduct hands-on technical analysis and testing, and help resolve technical problems
Communicate technical findings, risks, and recommendations to customers, leadership, and engineering teams
Coordinate with customers and internal stakeholders to clarify requirements and align assigned work to mission needs
Support vulnerability research when customer requirements call for it
Document evaluation and test activities and contribute to repeatable technical processes
Qualifications:
7+ years of relevant professional experience in one or more related areas, such as incident response, vulnerability research, network engineering, or software development OR comparable experience and education will be considered
Experience supervising or leading technical staff, including setting priorities and mentoring personnel
Experience supporting military or government defensive cyber missions
Experience researching, evaluating, or validating cybersecurity hardware or software solutions
Experience planning and conducting technical testing of systems, devices, or engineering prototypes
Strong written and verbal communication skills, including the ability to present findings and recommendations to technical and non-technical stakeholders
Active Top Secret clearance with SCI eligibility or access (TS/SCI)
Preferred Skills:
Experience with cyber operations platforms, defensive tools, network technologies, or security monitoring systems such as Zeek, Snort/Suricata, Splunk, etc
Experience evaluating specialized network sensors, hardware networking devices such as FPGA-based firewalls, or software written in Rust or Python
Experience supporting engineering research and development or prototype transition into operational use
Familiarity with vulnerability assessment or research methods
Experience supporting the delivery of successful contracts to military or government customers
Security Clearance Requirements:
Active Top Secret clearance with SCI eligibility or access (TS/SCI)
Two Six Technologies is committed to providing competitive and comprehensive compensation packages that reflect the value we place on our employees and their contributions. We believe in rewarding skills, experience, and performance. Our offerings include but are not limited to, medical, dental, and vision insurance, life and disability insurance, retirement benefits, paid leave, tuition assistance and professional development.
The projected salary range listed for this position is annualized. This is a general guideline and not a guarantee of salary. Salary is one component of our total compensation package and the specific salary offered is determined by various factors, including, but not limited to education, experience, knowledge, skills, geographic location, as well as contract specific affordability and organizational requirements.
Salary Range $175,000 — $200,000 USD
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Two Six Technologies is an Equal Opportunity Employer and does not discriminate in employment opportunities or practices based on race (including traits historically associated with race, such as hair texture, hair type and protective hair styles (e.g., braids, twists, locs and twists)), color, religion, national origin, sex (including pregnancy, childbirth or related medical conditions and lactation), sexual orientation, gender identity or expression, age (40 and over), marital status, disability, genetic information, and protected veteran status or any other characteristic protected by applicable federal, state, or local law. For more information review the Two Six Technologies Equal Employment Opportunity and Affirmative Action Policy and the EEO Poster .
If you are an individual with a disability and would like to request reasonable workplace accommodation for any part of our employment process, please send an email to accommodations@twosixtech.com . Information provided will be kept confidential and used only to the extent required to provide needed reasonable accommodations.
Additionally, please be advised that this business uses E-Verify in its hiring practices.
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