Senior Spacecraft Avionics Security Engineer - Millennium Space Systems

Senior Spacecraft Avionics Security Engineer - Millennium Space Systems

Company:

Millennium Space Systems

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have direct impact to global security, like missile warning and Earth observation.

Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because we challenge the status quo. And when we watch our satellites launch, we know each one of us made it happen.

Job Summary:

The Senior Spacecraft Avionics Security Engineer is the technical authority for all space vehicle and avionics product‑level security of Millennium’s space systems. You will design, implement, and sustain cryptographic subsystems, red/black separation, and end‑to‑end security architectures that protect hardware, software, data, and communications throughout the entire vehicle lifecycle and drive security requirements, processes, and verification at the product and mission level.

This position's internal job code is EE Sys Design Engineer. Our team is currently hiring for Levels 4-5.

Position Responsibilities:

• Mission and Product‑Level Security Management

• Define vehicle‑wide security architecture, select and integrate space‑qualified crypto devices, implement secure boot, key storage, and red/black isolation

• Develop and maintain system security requirements, verification plans, and certification artifacts (DoD RMF, customer security clauses)

• Develop threat assessment models and tailored approaches to counter them

• Support product‑level security requirements definition, implementation, verification, and validation across the full lifecycle

• Work with software, hardware, and systems engineering teams to develop new processes and procedures for enhanced cybersecurity implementations at both the product and system level

• Networking Systems Engineering

• Lead design, requirements management, and integration of space‑vehicle and constellation‑level networks (on‑board LANs, inter‑satellite mesh, space‑to‑ground links)

• Define and maintain CONOPS, ICDs, and requirements for routing, virtualization, VPN tunneling, VLAN segmentation, and QoS across heterogeneous RF/optical links.

• Apply enterprise networking principles (WAN/LAN/WLAN, IPv6, MPLS, IPsec) to distributed space systems while preserving red/black separation

• Direct integration and verification activities that validate networking implementations

• Stakeholder & Business Development Support

• Lead customer interactions on product and system level cybersecurity for space systems

• Develop presentation content and brief customers on Millennium product security approaches

• Assist the business‑development team in crafting compliant proposals that meet customer cybersecurity and networking requirements

• Supplier & Government Coordination

• Define security and networking requirements for component/subsystem suppliers; review supplier deliverables; liaise with government agencies, customers, and industry groups to influence standards and risk‑acceptance processes

• Other duties as assigned

Basic Qualifications (Required Skills/Experience):

• Bachelor of Science degree in Engineering (with a focus in Electrical, Mechanical or Aeronautical), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement

• 5+ years experience working spacecraft/product security

• Technical understanding of SV avionics architectures

• Technical understanding of SV flight software architectures to include embedded Linux

• Technical understanding of product cybersecurity features to include root of trust, secure boot, etc.

• Familiarity with DoD Risk Management Framework (RMF)

• This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. A final U.S. Security Clearance Post-Start is required

Preferred Qualifications (Desired Skills/Experience):

• Experience working with cryptography and Anti-Tamper design knowledge

• Experience working with TEMPEST designs

• Methodical design, testing, and troubleshooting capabilities

• Must be versatile and able to perform and manage multiple tasks concurrently

• Outstanding communication and presentation skills

• Experience with DoD RMF controls implementation

• 10+ years experience working spacecraft/product security

• TS/SCI clearance

Conflict of Interest:

Successful candidates for this job must satisfy the Company’s Conflict of Interest (COI) assessment process.

Drug Free Workplace:

Millennium Space Systems, a Boeing Company, is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

Total Rewards:

At Millennium Space Systems, a Boeing Company, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.

Millennium Space Systems also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.

The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.

Pay is based upon candidate experience and qualifications, as well as market and business considerations.

Summary pay range:

• Level 4: $146,200 - $215,000

• Level 5: $176,800 - $230,000

Millennium is DDTC-registered, ITAR-compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified.

Language Requirements:

Not Applicable

Education:

Bachelor's Degree or Equivalent

Relocation:

Relocation assistance is not a negotiable benefit for this position.

Export Control Requirement:

This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.62 is required. “U.S. Person” includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.

Safety Sensitive:

This is not a Safety Sensitive Position.

Security Clearance:

This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required.

Visa Sponsorship:

Employer will not sponsor applicants for employment visa status.

Contingent Upon Award Program

This position is not contingent upon program award

Shift:

Shift 1 (United States of America)

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