Systems Security Engineer; SSE

Mercury Systems is looking for the best and brightest talent to help bring cutting-edge technology to mission‑critical aerospace and defense applications. We bridge commercial innovation with defense‑grade security to ensure our warfighters and allies have the technological advantage.

Mercury is seeking a highly motivated Principal Systems Engineer to develop the next generation of Mercury’s industry‑leading rugged, secure processing solutions. In this role, you’ll be part of a Systems Engineering team primarily working within our Processing Technology business unit, designing, integrating, verifying, and delivering rugged, secure, embedded products. You’ll have the opportunity to shape technology across multiple lines of business and product lines, and will collaborate with cross‑functional teams to develop innovative and robust protections against reverse engineering, unauthorized access, and exploitation.

You’ll be working in a matrix organization as part of a multi‑disciplined engineering team while collaborating with Line of Business Chief Engineers, systems engineering, program management, business development, operations, supply chain, and executive leadership to meet customer needs. The ideal candidate thrives in an integrated mindset, unconstrained thinking, and being empowered to make decisions.

If you are passionate about systems engineering, security, cutting‑edge technology, and have experience developing secure/anti‑tamper processing solutions, we want to hear from you.

• Bachelor’s Science degree or higher in a STEM discipline.
• Typically requires 6+ years experience in Systems Engineering.
• Experience in systems engineering principles, including requirements development and management, system design, and verification/validation.
• Experience in System Security Engineering (SSE) principles, reverse engineering, and embedded security.
• Experience designing, implementing, and/or testing real‑time embedded security solutions targeted for Department of Defense (DoD) platforms.
• Experience generating anti‑tamper technologies, techniques, and principles, including hardware/software protections, secure boot, and encryption.
• Experience with cyber security and/or key management plans.
• Experience in vulnerability assessments, threat modeling, and risk analysis to identify potential attack vectors and mitigation strategies.
• U.S. citizen with an active U.S. government‑issued DoD Secret security clearance is required prior to start date.

• Advanced degree in a STEM discipline.
• Familiarity with State‑of‑the‑Art security FPGAs and Intel CPUs.
• High degree of ingenuity, creativity, and resourcefulness.
• Excellent interpersonal skills with the ability to interact positively with coworkers, suppliers, stakeholders, and customers in a team environment.
• Familiarity with design, integration, test, and fielding of secure systems.
• Familiarity with VPX and/or rack‑mount server hardware.
• Experience with Cameo Enterprise Architect or equivalent MBSE tools.
• Experience with Jama, Confluence, Jira, Bitbucket.
• Ability to travel up to 15% of the time (location dependent).

Salary range varies by location:

• $87,100–$182,900 annual for in‑office or hybrid employees in FL, GA, IN, AZ, AL, MD or TX, and all remote employees.
• $97,600–$204,800 annual for in‑office or hybrid employees in VA, CA, NH or MA.
• $102,800–$215,800 annual for in‑office or hybrid employees in NJ.

Benefits include:

• Bonus opportunities (or special incentives for sales positions).
• Health, life and disability insurance.
• Company‑paid holidays and time off.
• 401(k) retirement plan.
• Discounted employee stock purchase plan.
• Tuition reimbursement.
• Access to professional development and personal wellness platforms, including Linked In Learning, Headspace, Aaptiv, and Virgin Pulse.

Mercury Systems is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex (including pregnancy), sexual orientation, gender identity, national origin, genetic information, creed, citizenship, disability, protected veteran or marital status. As an equal opportunity employer, Mercury Systems is committed to a diverse workforce and provides reasonable accommodation for individuals protected by Section 503 of the Rehabilitation Act of 1973, the Vietnam Veterans' Readjustment Act of 1974, and Title I of the Americans with Disabilities Act of 1990.