Senior Systems Engineer
- Level
- Senior
Not stated in the posting: salary, work type, visa.
Open. First seen 6 November 2026.
About the role
For more than 50 years, ENSCO has been providing leading-edge engineering, science and advanced technology solutions to governments and private industries worldwide.
ENSCO, Inc.'s standard text
ENSCO prides itself in creating and applying advanced technologies for mission success. We provide systems engineering, integration, and advanced technology services to transform the future safety, security, and resiliency of critical missions on the ground, in the air, in space, and in the information systems that connect these domains.
Learn more about ENSCO.
Position Description
ENSCO Inc. is a diverse engineering and technology company that provides engineering, science, and advanced technology solutions supporting mission success, safety, and security for government and commercial customers worldwide.
We are seeking a Senior Systems Engineer to work directly with Government mission leaders and independently governed program teams delivering elements of a critical space mission capability. Each participating organization may hold a different architecture vision, acquisition path, technical baseline, funding profile, and delivery schedule. This role creates trusted relationships and shared technical evidence needed to bring those efforts together.
The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the Space Force’s Space System Command. We support the Space Force’s acquisition of state of the art Military Satellite Communications systems, providing global secure, survivable, and protected communications for our nation’s warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems.
Primary Responsibilities:
- Develop and maintain requirements for mission planning systems supporting MILSATCOM resource allocation, access scheduling, and payload configuration
- Support engineering of mission planning tools for satellite access planning, terminal-to-satellite resource assignment, and frequency/bandwidth allocation
- Analyze and model satellite coverage, link availability, and communications resource conflicts across MILSATCOM constellations (e.g., AEHF, WGS, MUOS)
- Support development and refinement of scheduling and deconfliction algorithms for competing mission planning requests
- Develop and maintain Interface Control Documents (ICDs) between mission planning systems, satellite control networks, and terminal segments
- Support integration of mission planning software with satellite command and control (C2) and TT&C systems
- Perform trade studies evaluating mission planning tool architecture, automation approaches, and system performance
- Support Verification & Validation (V&V) of mission planning software and algorithm updates
- Evaluate and document system risks associated with mission planning capabilities, coordinating mitigation strategies with government stakeholders
- Support technical reviews (SRR, PDR, CDR, TRR) related to mission planning system upgrades and sustainment
- Coordinate with RF engineering, flight dynamics, and satellite operations teams on link budget, orbital geometry, and resource availability inputs to mission planning
- Support cybersecurity compliance for mission planning systems, including RMF/ATO documentation as applicable
- Prepare technical documentation, briefings, and reports for government program office review
- Collaborate with prime contractors, other support contractors, government civilians, and members of the U.S. Space Force
Qualifications Required
- Bachelor's degree in engineering, computer science, mathematics, physics, or related technical field
- At least 10 years of systems engineering experience, including at least 5 years in mission planning, satellite resource allocation, or scheduling systems engineering.
- Deep understanding with satellite communications concepts (link budgets, frequency/bandwidth allocation, terminal-satellite access)
- Ability to coordinate with numerous stakeholders and customers
- Strong interpersonal skills to enable working and interfacing with diverse personnel and working in a dynamic team environment
- Possess strong written and verbal communication skills, including public speaking
- Proficiency with Microsoft Office products (Word, Excel, PowerPoint)
- ABILITY TO OBTAIN AND MAINTAIN A DOD TOP SECRET SECURITY CLEARANCE IS REQUIRED FOR THIS POSITION FOR WHICH, YOU MUST BE A U.S. CITIZEN
Qualifications Desired
- Master's degree in a technical field such as engineering, mathematics, physics, or computer science
- Certifications in Systems Engineering (INCOSE ASEP, CSEP)
- Experience with MILSATCOM programs such as AEHF, EPS, WGS, PTES, PTS, and FAB-T terminal programs
- Experience with mission planning or scheduling software tools and algorithm development (e.g., optimization, deconfliction, or constraint-based scheduling)
- Knowledge of orbital mechanics and satellite coverage analysis tools (e.g., STK)
- Programming/scripting experience (Python, MATLAB, or similar) for planning tool support and automation
- Knowledge and experience in Jira and Confluence
- Experience working with military and DoD civilian clients
- Experience and familiarity working on a government space systems program
- Experience working on a Systems Engineering and Integration (SE&I) contract
- Active Secret security clearance or higher
Work Location Type: On-Site
Required Certifications: None
U.S. Citizenship Required: Yes
Security Clearance Required: Ability to obtain top secret
Employment Type: Regular Full-time
Background Check Type: 7 Year Pre-Employment
Drug Screen Required: No
Position Contingent Upon Contract Award: No
Salary Range
$1—$1 USD
ENSCO, Inc.'s standard text
REAL ID Requirement
This position may require the ability to access to U.S. federal facilities. In accordance with the Department of Homeland Security’s enforcement of the REAL ID Act, as of May 7, 2025, individuals must present a REAL ID-compliant form of identification or an acceptable alternative to gain entry. For a list of acceptable forms of identification, please click here.
Benefits
At ENSCO, a positive working environment and a competitive salary are only part of the reason for choosing a career here. We offer a comprehensive benefits package that creates a stimulating and supportive environment where you can thrive - visit ensco.com/careers/benefits to learn more.
ENSCO, Inc.'s standard text
Export Control and Licensing
This position may involve access to technology or technical data that is controlled under U.S. export control laws and regulations and the release of which to a non US person may require an export license from the U.S. Government.
Privacy
Your data privacy is important to ENSCO. Please click here to view our privacy policy. California residents can click here to view your California privacy rights.
EEO Statement
ENSCO, Inc. and its wholly owned U.S. subsidiaries are Equal Opportunity Employers– veterans, disability
What this role asks for
Particular to this role
MATLAB
Rare in ENSCO, Inc.'s other 19 open postings.
Standard for software engineering roles
Python
Common in software engineering postings at any company.
79% of this description is written for the role. The rest is ENSCO, Inc.'s standard text, folded away below.
Compared with ENSCO, Inc.'s other open jobs.
The team: Mission Systems Group (MSG) HIRES STEADILY
This role is one of 13 open in Mission Systems Group (MSG). 9 were posted in the last 30 days and the oldest in June: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Excel (9 of 13), Cybersecurity (6 of 13), Jira (5 of 13), Agile (2 of 13), Bash (2 of 13), Python (2 of 13), SIEM (2 of 13)
OTHER ROLES ON THIS TEAM
- Systems Integration Engineer posted Nov 6
- Test & Evaluation Engineer posted Nov 6
- System Safety Engineer posted Nov 6
- Product Support SME (Logistics) posted Nov 6
- Entry Level Cyber Engineer posted Oct 19
- Cyber Intel Analyst / Penetration Tester posted Oct 19
- Staff Network Engineer posted Oct 19
- Senior DevSecOps Engineer posted Oct 16
- Senior Cybersecurity Engineer posted Sep 8
- Systems Integration and Test Engineer posted Sep 8
- Systems Engineer - Mission Integration & Capability Delivery posted Aug 21
- Sustainment Test & Evaluation Engineer posted Jun 16
From the team and dates on ENSCO, Inc.'s own job board.
Posting history
Reposted once since 5 October 2026: a posting for this role in El Segundo, California, United States was taken down and the role was posted again.
- 6 November 2026 – open (this posting)
- 5 October 2026 – closed 27 October 2026
Salary context
61 other open postings titled Senior Systems Engineer state a salary: median USD 133,000 to USD 195,000 a year.
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