Systems Engineer Sr. Staff - Technical Lead

Lockheed Martin
Fairfax, VA

Description: LockheedMartinSpace is seeking a Level5 Systems Engineer to lead the design and implementation of the advanced Global Navigation Satellite System (GNSS) and Satellite Based Augmentation System (SBAS) solutions. The role involves applying rigorous systems engineering and reliable and secured networking techniques, ensuring compliance with industry standard development assurance guidelines, and delivering high reliability navigation capabilities for our commercial customers.

Development and Integration Lead Develop and execute network design, cybersecurity requirements, and implementation plans for GNSS/SBAS hardware and software.

Assurance Standards Application Apply SAEARP4754A, SAEARP4761, RTCADO 178C, DO 278A, and/or DO 254 as appropriate to ensure safety, reliability, and airworthiness.

Risk & Safety Analysis Conduct hazard assessments, FMEA, and other safety analyses; mitigate technical and program risks.

Cross Disciplinary Coordination Work closely with software, hardware, RF, electrical, and mission operations teams to resolve integration issues.

Mentorship & Expertise Provide technical guidance to junior engineers and serve as a subject matter expert on GNSS/SBAS technologies.

Stakeholder Interaction Communicate status, risks, and technical findings to customers, suppliers, and subcontractors.

Here are some of the benefits you can enjoy:
Medical
Dental
401k
Paid time off
Work/life balance
Career development
Mentorship opportunities
Rewards & recognition

Travel: Up to> 25% travel required (mostly international and some domestic) to support implementation and team meetings and events etc.
Basic Qualifications:
- Manage a small team of 6 Network and SIEM designers
- Hands-on implementation experience with high reliability / high availability 24/7 comms platform
- Cisco Router, Switch and Firewall implementation experience or equivalent
- Requirements verification and Test planning (V&V), test procedure development and execution in front of customer witnesses.
- Travel to Au and NZ sites. 25%
o Support installations in various rural ANZ locations at odd, off-shift, hours
- Strong Cyber security knowledge Design for security, hardening, etc
o AAA LDAP implementation Radius implementation experience is a plus
o Cyber Vulnerability assessment, check out and deployment of patches to the field
- Able to troubleshoot and restore services
- Able to communicate in written and verbal form in a virtual, global team
- Strong on Documentation such as subsystem network design documents, test plans, maintenance procedures, etc.
- Proven ability to brief design details and challenges to Engineering Chiefs, PMO, and up to Program Director level as necessary
Desired Skills:
- Deployment in an air-gapped architecture
- Radius AAA on Cisco devices
- Implementation or knowledge of Security Information and Event Management (SIEM) on Elastic Stack Enterprise
- Cisco Certified Qualifications (e.g. CCNA)
Clearance Level: None
Other Important Information You Should Know
Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.
Schedule for this Position: 9x80 every other Friday off
Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.
The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.
At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

If this sounds like a culture you connect with, youre invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs , and apply for roles that align with your qualifications.
Experience Level: Experienced Professional
Business Unit: SPACE
Relocation Available: Possible
Career Area: Systems Engineering: Network Systems Engineers
Type: Full-Time
Shift: First
Posted 2026-08-21

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