Cyber Systems Engineer 3

ACTalent; San Antonio (TX); On-site; USD 11,000 - 16,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Plan

Paid time off

Job summary

Actalent is seeking a Cyber Systems Engineer 3 in San Antonio, TX. You will apply MBSE (SysML) to model and analyze cyber-physical systems within a multi-level security environment, guiding architecture, requirements, and risk mitigation.

You will collaborate with program engineers, support cyber assessment activities, and ensure compliance with DoD cybersecurity standards, while operating in an Agile/DevSecOps setting and contributing to program milestones.

Qualifications

• Requires degree in STEM with several years in systems engineering or cybersecurity.
• Active US Secret clearance with ability to obtain Top-Secret.
• Experience with MBSE (SysML) and MBSE tools (MagicDraw).
• Experience in requirements management using DOORS or equivalent.
• Knowledge of DoD cybersecurity standards and RMF artifacts.

Responsibilities

• Provide technical decisions within Systems Engineering to meet cyber requirements.
• Collaborate with IPTs to achieve program cyber objectives.
• Support Launch and Missile Defense cyber activities.
• Ensure compliance with CNSSI 1253, DoD 8570/8140, and AFI 17-101.
• Design cyber architecture changes with traceability to requirements.
• Oversee cyber implementation across technical teams.
• Develop standard engineering processes and procedures.
• Participate in design reviews and requirement decompositions.
• Conduct cyber-attack surface analysis and mitigation planning.
• Contribute to RMF assessment artifacts and DoD lifecycle activities.

Skills

Systems Engineering

Cybersecurity Engineering

MBSE

SysML

CNSSI 1253 / DoD 8570/8140

Jira

DOORS

MagicDraw

Agile/DevSecOps

Education

Bachelor's degree or higher in STEM

5+ years Systems Eng or cybersecurity exp

Tools

MBSE tools

SysML

MagicDraw

DOORS

Jira

Job description

Job Title: Cyber Systems Engineer 3 Job Description

Join our dynamic engineering team as a Cyber Systems Engineer 3, specializing in Model-Based Systems Engineering (MBSE) for a new solution in a multi-level security environment. This role requires expertise in Systems Engineering with a focus on Cybersecurity.

Responsibilities

• Provide technical decisions and guidance within the Systems Engineering Group to ensure timely, high-quality product deliveries and flight test events that meet mission Cyber requirements.
• Collaborate with program systems engineers across Integrated Product Teams to accomplish program cyber requirements and meet mission objectives.
• Support the development and enhancement of Launch and Missile Defense systems as a member of a specialized team of cyber systems engineers.
• Ensure weapon system compliance with cybersecurity standards and guidance, including CNSSI 1253, DoD 8570, DoD 8510, and AFI 17-101.
• Propose and design cyber systems architecture changes with traceability to requirements.
• Provide cyber implementation guidance and oversight across technical teams.
• Develop and document technical standard engineering processes and procedures.
• Participate in engineering reviews of technical requirements, design, and implementation plans.
• Perform cyber-attack surface analysis of system designs and recommend risk mitigation strategies.
• Participate in cybersecurity assessment activities and review assessment methods, plans, procedures, and reports.
• Provide input to program milestones and metrics, adhering to cybersecurity-relevant plans and schedules.
• Identify problems and research technical solutions to resolve these issues.
• Apply analytical and evaluative methods to improve the efficiency and effectiveness of Cyber Security implementation.
• Solve complex problems across disciplines in an Agile, DevSecOps environment.
• Support program engineering review boards.

Essential Skills

• Bachelors degree with 5 years, a Masters degree with 3 years, or a PhD with 1 year of experience in Systems Engineering, Cybersecurity Engineering, Computer Engineering, Computer Science, or a related STEM discipline; or 9 years of experience in lieu of a degree.
• U.S. Citizenship is required.
• A current active Secret clearance is required.
• Ability to obtain and maintain a Top-Secret clearance.
• Ability to obtain, within six months of hire, an IASAE II certification (CISSP preferred) in accordance with DoDI 8570/8140.
• Demonstrated understanding and application of systems engineering principles across the system development lifecycle.
• Hands-on experience using MBSE methods and SysML to build and maintain system models.
• Experience using MBSE tools such as MagicDraw to create and maintain model content.
• Experience developing and managing requirements and systems engineering artifacts using tools such as DOORS, Jira, or equivalent.
• Direct experience in systems engineering activities including requirements decomposition, architecture development, design, implementation, integration, and validation.
• Experience in systems engineering and cybersecurity considerations to support system development.

Additional Skills & Qualifications

• Experience developing system architectures for aerospace vehicles using MBSE (SysML).
• OMG SysML Model User Certification.
• IASAE Level III certification (ISSEP, ISSAP) in accordance with DoDI 8570/8140.
• Top Secret/SCI Security Clearance with preference for SAP briefing on the Sentinel program.
• Experience supporting the development of RMF assessment authorization artifacts to meet NIST SP 800-37 requirements.
• Knowledge of cybersecurity systems engineering practices, network technologies, and DoD system development life cycles.
• Experience innovating in cybersecurity accreditation processes in a multi-certification context.
• Experience in a Systems Engineering role with responsibilities in planning, design, implementation, testing, and delivery of systems with Cyber/Information Assurance requirements.
• Experience managing efforts within an Agile and DevSecOps process model.
• Ability to negotiate challenging program requirements among diverse stakeholders.
• Experience integrating cybersecurity requirements into system architecture, design, or MBSE products.

Work Environment

The work environment is based in San Antonio, TX, and involves collaboration with U.S. government agencies, suppliers, and cybersecurity practitioners across multiple program locations. The role requires working within an Agile and DevSecOps process model and may involve supporting multiple program locations. Dress code and facility conditions are not specified.

Job Type & Location

This is a Contract position based out of San Antonio, TX.

Pay and Benefits

The pay range for this position is $10.00 - $10.00/hr. Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Application Deadline

This position is anticipated to close on Nov 13, 2026.

Workplace Type

This is a fully onsite position in San Antonio,TX.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email [e-mail] for other accommodation options.

San Francisco Fair Chance Ordinance

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI)

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.